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  1. Minimized thermal effects and strong two-photon absorption of aluminum, silver doped platinum bi-metal nanoparticles

    Article • Optics & Laser Technology, May 2023, Elsevier

    Professor Venugopal Rao Soma

  2. Influence of embedded NiO-nanoparticles on the nonlinear absorption of tungsten disulfide nanolayers

    Article • Optical Materials, April 2023, Elsevier

    Professor Venugopal Rao Soma

  3. Femtosecond Bessel beam induced ladder-like LIPSS on trimetallic surface for SERS-based sensing of Tetryl and PETN

    Article • Applied Surface Science, April 2023, Elsevier

    Professor Venugopal Rao Soma

  4. Deep learning approach to overcome signal fluctuations in SERS for efficient On-Site trace explosives detection

    Article • Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, March 2023, Elsevier

    Professor Venugopal Rao Soma

  5. Femtosecond nonlinear optical properties of polycyclic aromatic hydrocarbon-based Benzo[e]pyrene derivatives

    Article • Optical Materials, March 2023, Elsevier

    Professor Venugopal Rao Soma

  6. Ultra-trace detection of diverse analyte molecules using femtosecond laser structured Ag–Au alloy substrates and SERRS

    Article • Optical Materials, March 2023, Elsevier

    Professor Venugopal Rao Soma

  7. Protocol for designing AuNP-capped Ag dendrites as surface-enhanced Raman scattering sensors for trace molecular detection

    Article • STAR Protocols, March 2023, Elsevier

    Professor Venugopal Rao Soma

  8. Recent Trends in SERS-Based Plasmonic Sensors for Disease Diagnostics, Biomolecules Detection, and Machine Learning Techniques

    Article • Biosensors, February 2023, MDPI AG

    Professor Venugopal Rao Soma

  9. Review of Ultrafast Laser Ablation for Sensing and Photonic Applications

    Article • Journal of Optics, February 2023, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  10. Metalated porphyrin-napthalimide based donor-acceptor systems with long-lived triplet states and effective three-photon absorption

    Article • Journal of Photochemistry and Photobiology A Chemistry, February 2023, Elsevier

    Professor Venugopal Rao Soma

  11. Gold nanoparticles coated LIPSS on GaAs for trace detection of RDX and Tetryl

    Article • Surfaces and Interfaces, February 2023, Elsevier

    Professor Venugopal Rao Soma

  12. Effect of Pr6O11 on improving the Near–Infrared nonlinear optical characteristics of zinc borate glasses

    Article • Optical Materials, February 2023, Elsevier

    Professor Venugopal Rao Soma

  13. Femtosecond laser patterned silicon embedded with gold nanostars as a hybrid SERS substrate for pesticide detection

    Article • RSC Advances, January 2023, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  14. Stability enhancement and pronounced three-photon absorption in SrCl2-doped FAPbBr3 nano crystals

    Article • Journal of Materials Chemistry C, January 2023, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  15. Ultrafast intramolecular charge transfer dynamics and nonlinear optical properties of phenothiazine-based push–pull zinc porphyrin

    Article • Journal of Photochemistry and Photobiology A Chemistry, December 2022, Elsevier

    Professor Venugopal Rao Soma

  16. Annealing duration dependent optical, nonlinear optical, and optical limiting properties of rare-earth doped glasses embedded with gold nanoparticles

    Article • Journal of Non-Crystalline Solids, December 2022, Elsevier

    Professor Venugopal Rao Soma

  17. Formation of Cu-Ni enriched phases during laser processing of non-equiatomic AlSiCrMnFeNiCu high entropy alloy nanoparticles

    Article • Journal of Alloys and Compounds, December 2022, Elsevier

    Professor Venugopal Rao Soma

  18. Tunable ultrafast near-infrared nonlinear optical properties of Eu3+ and silver nanoparticles doped alkali borate glasses

    Article • Infrared Physics & Technology, December 2022, Elsevier

    Professor Venugopal Rao Soma

  19. Exciton-mediated surface-enhanced Raman studies of Aluminum doped platinum nano colloids

    Article • Optical Materials, November 2022, Elsevier

    Professor Venugopal Rao Soma

  20. Swift Heavy Ion irradiated Pd_Au Nanocomposite Thin Films for SERS Applications

    Article • October 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  21. Effects of Initial Phase on Silicon Nanoparticles Formation in Femtosecond Laser Ablation

    Article • Journal of Physics Conference Series, October 2022, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  22. Nanoparticle enhanced femtosecond laser induced breakdown spectroscopy of aluminum sheet coated with gold nanoparticle embedded nanofibers

    Article • Journal of Physics Conference Series, October 2022, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  23. Editorial: Advanced nonlinear optical materials and devices

    Article • Frontiers in Physics, September 2022, Frontiers

    Professor Venugopal Rao Soma

  24. Enhanced near-infrared femtosecond nonlinear optical properties in zinc borate glasses activated with Er2O3

    Article • Optical Materials, September 2022, Elsevier

    Professor Venugopal Rao Soma

  25. Numerical simulation of internal electric field distribution in colloidal photonic crystal thin films

    Article • Optics Communications, September 2022, Elsevier

    Professor Venugopal Rao Soma

  26. Enhanced and tunable femtosecond nonlinear optical properties of pure and nickel-doped zinc oxide films

    Article • Applied Optics, August 2022, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  27. Recent trends in laser-based standoff detection of hazardous molecules

    Article • TrAC Trends in Analytical Chemistry, August 2022, Elsevier

    Professor Venugopal Rao Soma

  28. Comparative study of GaAs nanostructures synthesized in air and distilled water by picosecond pulsed laser ablation and application in hazardous molecules detection

    Article • Journal of Laser Applications, August 2022, Laser Institute of America

    Professor Venugopal Rao Soma

  29. Wafer-scale silver nanodendrites with homogeneous distribution of gold nanoparticles for biomolecules detection

    Article • iScience, August 2022, Elsevier

    Professor Venugopal Rao Soma

  30. Resistivity dependence on nanostructure formation in picosecond ablation of silicon and SERS-based sensing applications

    Article • Journal of Physics D Applied Physics, July 2022, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  31. Femtosecond Third-Order Non-Linear Optical Properties of Unconstrained Green Fluorescence Protein Chromophores

    Article • Frontiers in Physics, July 2022, Frontiers

    Professor Venugopal Rao Soma

  32. Multi-functional gallium arsenide nanoparticles and nanostructures fabricated using picosecond laser ablation

    Article • Applied Surface Science, July 2022, Elsevier

    Professor Venugopal Rao Soma

  33. Sustainability Evaluation of Machining Ti6Al4V with Graphene Inclusion

    Article • International Journal of Automotive and Mechanical Engineering, June 2022, Universiti Malaysia Pahang Publisher

    Professor Venugopal Rao Soma

  34. Picosecond Laser-Ablated Nanoparticles Loaded Filter Paper for SERS-Based Trace Detection of Thiram, 1,3,5-Trinitroperhydro-1,3,5-triazine (RDX), and Nile Blue

    Article • Nanomaterials, June 2022, MDPI AG

    Professor Venugopal Rao Soma

  35. Picosecond Bessel Beam Fabricated Pure, Gold-Coated Silver Nanostructures for Trace-Level Sensing of Multiple Explosives and Hazardous Molecules

    Article • Materials, June 2022, MDPI AG

    Professor Venugopal Rao Soma

  36. Laser beam steering automation with an Arduino-based CNC shield for standoff femtosecond filament-induced breakdown spectroscopic studies

    Article • Applied Optics, May 2022, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  37. Femtosecond excited-state dynamics and ultrafast nonlinear optical investigations of ethynylthiophene functionalized porphyrin

    Article • Optical Materials, May 2022, Elsevier

    Professor Venugopal Rao Soma

  38. Third-order nonlinear optical properties of Sm2O3 activated cadmium alkali borate glasses

    Article • Optical Materials, May 2022, Elsevier

    Professor Venugopal Rao Soma

  39. Hybrid Surface-Enhanced Raman Scattering Substrates for the Trace Detection of Ammonium Nitrate, Thiram, and Nile Blue

    Article • ACS Omega, April 2022, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  40. Silicon Nanostructures for Molecular Sensing: A Review

    Article • ACS Applied Nano Materials, April 2022, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  41. Tunable femtosecond nonlinear absorption and optical limiting thresholds of La2O3‒B2O3 glasses by controlling the borate structural units

    Article • Scripta Materialia, April 2022, Elsevier

    Professor Venugopal Rao Soma

  42. Investigating the influence of ITO thin film thickness on Optical Kerr Nonlinearity using Ultrashort Laser Pulses

    Article • Journal of the Optical Society of America B, March 2022, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  43. Flexible Paper Substrate with Silver Dendrites for Trace Detection of Dye and Explosive Molecules using SERS

    Article • March 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  44. Giant femtosecond nonlinear optical response in bi-metallic GO nanocomposites for photonic applications

    Article • Applied Surface Science, March 2022, Elsevier

    Professor Venugopal Rao Soma

  45. Third-order optical nonlinearities and high-order harmonics generation in Ni-doped CsPbBr3 nanocrystals using single- and two-color chirped pulses

    Article • Journal of Materials Science, January 2022, Springer Science + Business Media

    Professor Venugopal Rao Soma

  46. Machine learning for rapid quantification of trace analyte molecules using SERS and flexible plasmonic paper substrates

    Article • Analytical Methods, January 2022, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  47. Recent Trends in Laser-Based Standoff Detection of Hazardous Molecules

    Article • SSRN Electronic Journal, January 2022, Elsevier

    Professor Venugopal Rao Soma

  48. Experimental investigation on effect of inclusion of graphene while machining Ti6Al4V

    Article • International Journal of Machining and Machinability of Materials, January 2022, Inderscience Publishers

    Professor Venugopal Rao Soma

  49. Experimental investigation on effect of inclusion of graphene while machining Ti6Al4V

    Article • International Journal of Machining and Machinability of Materials, January 2022, Inderscience Publishers

    Professor Venugopal Rao Soma

  50. A comprehensive study on the photophysical and non-linear optical properties of thienyl-chalcone derivatives

    Article • Physical Chemistry Chemical Physics, January 2022, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  51. Novel phosphorus(v) tetrabenzotriazacorroles: synthesis, characterization, optical, electrochemical, and femtosecond nonlinear optical studies

    Article • Dalton Transactions, January 2022, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  52. Ultrafast Photoexcited Molecular Dynamics of Metalated Porphyrin – Napthalimide Based Donor-Acceptor Systems

    Article • January 2022, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  53. Ultrafast Bessel Beam Induced Finger-like Silver Nanostructures for Trace-level Picric Acid Sensing

    Article • January 2022, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  54. Picosecond Bessel Beam Fabricated Pure and Gold-Coated Silver Nanostructures for Trace-Level Sensing of Multiple Explosives and Hazardous Molecules

    Article • SSRN Electronic Journal, January 2022, Elsevier

    Professor Venugopal Rao Soma

  55. Gold-coated silicon nanoripples achieved via picosecond laser ablation for surface enhanced Raman scattering studies

    Article • Results in Optics, December 2021, Elsevier

    Professor Venugopal Rao Soma

  56. Plasmon-enhanced ultrafast and tunable thermo-optic nonlinear optical properties of femtosecond laser ablated TiO2 and Silver-doped TiO2 nanoparticles

    Article • Applied Surface Science, December 2021, Elsevier

    Professor Venugopal Rao Soma

  57. Improved near‒infrared nonlinear optical properties of Sm3+ containing borate glasses: Effect of silver nanoparticles concentration

    Article • Optical Materials, December 2021, Elsevier

    Professor Venugopal Rao Soma

  58. Near-infrared nonlinear optical characteristics of silver nanoparticles embedded borate glasses activated with Sm3+ ions: Effect of heat treatment

    Article • Infrared Physics & Technology, December 2021, Elsevier

    Professor Venugopal Rao Soma

  59. Ultrafast nonlinear optical properties of orthorhombic YbFeO3 thin film

    Article • Journal of the Optical Society of America B, November 2021, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  60. Ultrafast Excited State Relaxation Dynamics of New Fuchsine‐ a Triphenylmethane Derivative Dye

    Article • ChemPhysChem, October 2021, Wiley

    Professor Venugopal Rao Soma

  61. Gold nanostars on porous silicon for sensing picric acid, malachite green using SERS

    Article • September 2021, SPIE

    Professor Venugopal Rao Soma

  62. Optical, Electrochemical, Third-Order Nonlinear Optical Investigations of 3,4,5-Trimethoxy Phenyl Substituted Non-Aqueous Phthalocyanines

    Article • Frontiers in Chemistry, September 2021, Frontiers

    Professor Venugopal Rao Soma

  63. Trace level detection of explosives and pesticides using robust, low-cost, free-standing silver nanoparticles decorated porous silicon

    Article • Optics Express, September 2021, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  64. Simultaneous quantification of Au and Ag composition from Au–Ag bi-metallic LIBS spectra combined with shallow neural network model for multi-output regression

    Article • Applied Physics B Photophysics and Laser Chemistry, August 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  65. Improving the signal-to-noise ratio of atomic transitions in LIBS using two-dimensional correlation analysis

    Article • OSA Continuum, August 2021, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  66. Green machining using graphene-based self-lubricating cutting tool – a preliminary investigation

    Article • World Journal of Engineering, August 2021, Emerald

    Professor Venugopal Rao Soma

  67. High Harmonic Generation from Laser-Induced Plasmas of Ni-Doped CsPbBr3 Nanocrystals: Implications for Extreme Ultraviolet Light Sources

    Article • ACS Applied Nano Materials, August 2021, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  68. Controlled wetting properties of proton beam irradiated silicon nanowires

    Article • Chemical Physics, August 2021, Elsevier

    Professor Venugopal Rao Soma

  69. Photoluminescence and nonlinear optical investigations on Eu2O3 doped sodium bismuth borate glasses for solid state lighting and near-infrared optical limiting applications

    Article • Infrared Physics & Technology, August 2021, Elsevier

    Professor Venugopal Rao Soma

  70. Precursor Based Tuning of the Nonlinear Optical Properties of Au-Ag Bimetallic Nanoparticles Doped in Oxy-fluoroborate Glasses

    Article • Journal of Non-Crystalline Solids, June 2021, Elsevier

    Professor Venugopal Rao Soma, Dr. R. RAJARAMAKRISHNA

  71. Femtosecond transient absorption studies of two novel energetic tetrazole derivatives

    Article • Chemical Physics Impact, June 2021, Elsevier

    Professor Venugopal Rao Soma

  72. Enhanced non-linear optical properties of Eu3+ activated glasses by embedding silver nanoparticles

    Article • Ceramics International, June 2021, Elsevier

    Professor Venugopal Rao Soma, Dr. R. RAJARAMAKRISHNA

  73. TiO2/Carbon Allotrope Nanohybrids for Supercapacitor Application with Theoretical Insights from Density Functional Theory

    Article • Applied Surface Science, June 2021, Elsevier

    Professor Venugopal Rao Soma

  74. Influence of gamma irradiation on photoluminescence and nonlinear optical properties of Eu3+ activated heavy metal borate glasses

    Article • Optical Materials, June 2021, Elsevier

    Professor Venugopal Rao Soma

  75. Non-linear Optical Properties of Novel Nanomaterials

    Article • May 2021, Taylor & Francis

    Professor Venugopal Rao Soma

  76. Gold nanoparticle nanofibres as SERS substrate for detection of methylene blue and a chemical warfare simulant (methyl salicylate)

    Article • Bulletin of Materials Science, April 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  77. Ultrafast Nonlinear Optical and Structure–Property Relationship Studies of Pyridine-Based Anthracene Chalcones Using Z-Scan, Degenerate Four-Wave Mixing, and Computational Approaches

    Article • The Journal of Physical Chemistry B, April 2021, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  78. Nanosecond pulsed laser ablation of Al–Cu–Fe quasicrystalline material: Effects of solvent and fluence

    Article • Journal of Alloys and Compounds, April 2021, Elsevier

    Professor Venugopal Rao Soma

  79. ZnO nanowire arrays decorated with titanium nitride nanoparticles as surface-enhanced Raman scattering substrates

    Article • Applied Physics A, March 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  80. Large Area Few-Layer Hexagonal Boron Nitride as a Raman Enhancement Material

    Article • Nanomaterials, March 2021, MDPI AG

    Professor Venugopal Rao Soma

  81. Efficacy of Eu3+ on improving the near–infrared optical nonlinearities and optical limiting properties of antimony sodium borate glasses

    Article • Journal of Non-Crystalline Solids, March 2021, Elsevier

    Professor Venugopal Rao Soma

  82. Effects of Initial Grain Size and Laser Parameters on HfO2 Nanoparticles Prepared Using Femtosecond Laser Ablation in Liquids

    Article • Journal of Electronic Materials, January 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  83. Third-Order Nonlinear Optical Studies of Ti and Hybrid Ti-Au Nanoparticles Generated by Laser Ablation in Liquids

    Article • January 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  84. Time-Resolved Femtosecond Coherent Anti-Stokes Raman Spectroscopic Studies of Picric Acid and Ammonium Nitrate

    Article • January 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  85. Wavelength Effect on Gold Nanoparticles Fabrication in Picosecond Laser Ablation and Evaluation of SERS Performance in Explosive Detection

    Article • January 2021, Springer Science + Business Media

    Professor Venugopal Rao Soma

  86. Strong two-photon absorption and ultrafast dynamics of meso-functionalized “push–pull” trans-A2BC porphyrins

    Article • Dalton Transactions, January 2021, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  87. Flexible SERS substrates for hazardous materials detection: recent advances

    Article • Opto-Electronic Advances, January 2021, Opto-Electronic Advances

    Professor Venugopal Rao Soma

  88. Plasma Temperature Evolution with Varying Compositions in an Alloy Using Laser Induced Breakdown Spectroscopy

    Article • January 2021, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  89. Femtosecond nonlinear optical properties of -conjugated diketopyrrolopyrrole substituted porphyrin molecules

    Article • January 2021, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  90. Structural and femtosecond third-order nonlinear optical properties of electron donor – acceptor substituted chalcones: An experimental and computational approach

    Article • Journal of Molecular Structure, November 2020, Elsevier

    Professor Venugopal Rao Soma

  91. Fabrication of nanocages on nickel using femtosecond laser ablation and trace level detection of malachite green and Nile blue dyes using surface enhanced Raman spectroscopic technique

    Article • Optics & Laser Technology, November 2020, Elsevier

    Professor Venugopal Rao Soma

  92. Multistep Electron Injection Dynamics and Optical Nonlinearity Investigations of π-Extended Thioalkyl-Substituted Tetrathiafulvalene Sensitizers

    Article • The Journal of Physical Chemistry C, October 2020, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  93. Effect of Eu3+ in tuning the ultrafast third-order optical nonlinearity in heavy metal borate glasses

    Article • Optical Materials, October 2020, Elsevier

    Professor Venugopal Rao Soma

  94. Ultrafast Coherent Anti-Stokes Raman spectroscopic studies of nitro/nitrogen rich aryl-tetrazole derivatives

    Article • Chemical Physics Letters, October 2020, Elsevier

    Professor Venugopal Rao Soma

  95. Carbazole-Based π-Conjugated 2,2'-Bipyridines, a New Class of Organic Chromophores: Photophysical, Ultrafast Nonlinear Optical and Computational Studies

    Article • Dyes and Pigments, October 2020, Elsevier

    Professor Venugopal Rao Soma

  96. Ultra-sensitive Reusable SERS Sensor for Multiple Hazardous Materials Detection on Single Platform

    Article • Journal of Hazardous Materials, October 2020, Elsevier

    Professor Venugopal Rao Soma

  97. Ultrafast nonlinear optical properties and excited-state dynamics of Soret-band excited D-π-D porphyrins

    Article • Optical Materials, September 2020, Elsevier

    Professor Venugopal Rao Soma

  98. Ultrafast photophysical and nonlinear optical properties of novel free base and axially substituted phosphorus (V) corroles

    Article • Journal of Molecular Liquids, August 2020, Elsevier

    Professor Venugopal Rao Soma

  99. Comparative Photophysical and Femtosecond Third-Order Nonlinear Optical Properties of Novel Imidazole Substituted Metal Phthalocyanines

    Article • Dyes and Pigments, August 2020, Elsevier

    Professor Venugopal Rao Soma

  100. Femtosecond Filaments for Standoff Detection of Explosives

    Article • Defence Science Journal, July 2020, Defence Scientific Information and Documentation Centre

    Professor Venugopal Rao Soma

  101. Correction to: Identification of metals and alloys using color CCD images of laser‑induced breakdown emissions coupled with machine learning

    Article • Applied Physics B Photophysics and Laser Chemistry, July 2020, Springer Science + Business Media

    Professor Venugopal Rao Soma

  102. Structural investigations of picosecond laser ablated GaAs nanoparticles in different liquids

    Article • Nano-Structures & Nano-Objects, July 2020, Elsevier

    Professor Venugopal Rao Soma

  103. Non-spherical aluminum nanoparticles fabricated using picosecond laser ablation

    Article • International Journal of Minerals Metallurgy and Materials, July 2020, Springer Science + Business Media

    Professor Venugopal Rao Soma

  104. Aggregation induced, formaldehyde tailored nanowire like networks of Cu and their SERS activity

    Article • Chemical Physics Letters, June 2020, Elsevier

    Professor Venugopal Rao Soma

  105. Investigations on nonlinear optical properties of gold nanoparticles doped fluoroborate glasses for optical limiting applications

    Article • Journal of Non-Crystalline Solids, June 2020, Elsevier

    Professor Venugopal Rao Soma, Dr. R. RAJARAMAKRISHNA

  106. Identification of metals and alloys using color CCD images of laser-induced breakdown emissions coupled with machine learning

    Article • Applied Physics B Photophysics and Laser Chemistry, June 2020, Springer Science + Business Media

    Professor Venugopal Rao Soma

  107. Fabrication and characterization of GaAs nanoparticles achieved using femtosecond laser ablation

    Article • Materials Today Proceedings, June 2020, Elsevier

    Professor Venugopal Rao Soma

  108. Strong two-photon absorption in ErFeO3 thin films studied using femtosecond near-infrared Z-scan technique

    Article • Journal of Applied Physics, May 2020, American Institute of Physics

    Dr ANSHU GAUR, Professor Venugopal Rao Soma

  109. 3PA-induced optical limiting in pure and barium borate decorated MoS2 nanocomposites

    Article • SN Applied Sciences, May 2020, Springer Science + Business Media

    Professor Venugopal Rao Soma

  110. Surface enhanced Raman studies of heat-treated silver nanowire films

    Article • Materials Today Proceedings, May 2020, Elsevier

    Professor Venugopal Rao Soma

  111. Ultrafast laser ablation of silver targets in miscible and immiscible liquid mixtures

    Article • Materials Today Proceedings, May 2020, Elsevier

    Professor Venugopal Rao Soma

  112. Ultrafast photophysical studies and femtosecond third-order nonlinear optical properties of a Soret-band excited zinc phthalocyanine

    Article • April 2020, SPIE

    Professor Venugopal Rao Soma

  113. Ultrafast third-order nonlinear optical properties of a novel 4-methoxy-4’-nitro chalcone by z-scan and degenerate four-wave mixing techniques

    Article • April 2020, SPIE

    Professor Venugopal Rao Soma

  114. Direct Fabrication of sub 100 nm Nanoneedles in Silver using Femtosecond Laser Direct Writing

    Article • Defence Science Journal, March 2020, Defence Scientific Information and Documentation Centre

    Professor Venugopal Rao Soma

  115. Structural, optical, thermal and nonlinear optical properties of Triphenylamine (TPA) single crystal grown by Bridgman – Stockbarger method

    Article • Chemical Physics Letters, March 2020, Elsevier

    Professor Venugopal Rao Soma

  116. Dopant induced modifications in the microstructure and nonlinear optical properties of 4N4MSP chalcone doped PVA films

    Article • Optical Materials, March 2020, Elsevier

    Professor Venugopal Rao Soma

  117. Synthesis of CuO hollow nanoparticles using laser ablation: effect of fluence and solvents

    Article • Applied Physics A, February 2020, Springer Science + Business Media

    Professor Venugopal Rao Soma

  118. Giant Nonlinear Optical Response in Triple Cation Halide Mixed Perovskite Films

    Article • Advanced Optical Materials, February 2020, Wiley

    Professor Venugopal Rao Soma

  119. Anisotropic Nonlinear Optical and Optical Limiting Studies of an Ethylenediamminium Picrate Crystal with Femtosecond Excitation

    Article • ChemistrySelect, February 2020, Wiley

    Professor Venugopal Rao Soma

  120. Gold-nanoparticle- and nanostar-loaded paper-based SERS substrates for sensing nanogram-level Picric acid with a portable Raman spectrometer

    Article • Bulletin of Materials Science, January 2020, Springer Science + Business Media

    Professor Venugopal Rao Soma

  121. Influence of gold nanoparticles on the nonlinear optical and photoluminescence properties of Eu2O3 doped alkali borate glasses

    Article • Physical Chemistry Chemical Physics, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  122. Unsymmetrical β-functionalized ‘push–pull’ porphyrins: synthesis and photophysical, electrochemical and nonlinear optical properties

    Article • Dalton Transactions, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  123. Influence of PbO on nonlinear optical properties of Eu3+ doped La2O3–PbO–B2O3 glasses

    Article • January 2020, American Institute of Physics

    Professor Venugopal Rao Soma

  124. Chromatographically separable ruffled non-planar isomeric octaalkylporphycenes: consequences of unsymmetrical substitution upon structure and photophysical properties

    Article • New Journal of Chemistry, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  125. Standoff femtosecond filament-induced breakdown spectroscopy for classification of geological materials

    Article • Journal of Analytical Atomic Spectrometry, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  126. Metal-free carbazole scaffold dyes as potential nonlinear optical phores: molecular engineering

    Article • Journal of Materials Chemistry C, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  127. Filter paper loaded with gold nanoparticles as flexible SERS substrates for sensing applications

    Article • January 2020, American Institute of Physics

    Professor Venugopal Rao Soma

  128. Fabrication of silver honey comb nano template

    Article • January 2020, American Institute of Physics

    Professor Venugopal Rao Soma

  129. Silver nanoribbons achieved by picosecond ablation using cylindrical focusing and SERS-based trace detection of TNT

    Article • RSC Advances, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  130. Robust and cost-effective silver dendritic nanostructures for SERS-based trace detection of RDX and ammonium nitrate

    Article • RSC Advances, January 2020, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  131. Ultrafast Photophysical Investigations of water-soluble triphenylmethane derivative (New Fuchsin) molecule

    Article • January 2020, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  132. Instantaneous trace detection of nitro-explosives and mixtures with nanotextured silicon decorated with Ag–Au alloy nanoparticles using the SERS technique

    Article • Analytica Chimica Acta, December 2019, Elsevier

    Professor Venugopal Rao Soma

  133. Commercial DVDs loaded with Femtosecond Laser Prepared Gold Nanoparticles as SERS Substrates

    Article • December 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  134. Femtosecond Laser-patterned and Au-coated Iron Surfaces as SERS Platforms for Multiple Analytes Detection

    Article • December 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  135. Stand-off Femtosecond Laser Induced Breakdown Spectroscopy of Metals, Soil, Plastics and Classification Studies

    Article • December 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  136. Hierarchical Laser-Patterned Silver/Graphene Oxide Hybrid SERS Sensor for Explosive Detection

    Article • ACS Omega, October 2019, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  137. An investigation on the growth and propitiates of KDP admixtured ADP single crystals

    Article • Ferroelectrics, October 2019, Taylor & Francis

    Professor Venugopal Rao Soma

  138. Broadband femtosecond nonlinear optical properties of silver nanowire films

    Article • Optical Materials, October 2019, Elsevier

    Professor Venugopal Rao Soma

  139. Linear and femtosecond nonlinear optical properties of soluble pyrrolo[1,2-a] quinoxalines

    Article • Chemical Physics Letters, September 2019, Elsevier

    Professor Venugopal Rao Soma

  140. Ultrafast excited state dynamics and femtosecond nonlinear optical properties of laser fabricated Au and Ag50Au50 nanoparticles

    Article • Optical Materials, September 2019, Elsevier

    Professor Venugopal Rao Soma

  141. Deciphering the Ultrafast Nonlinear Optical Properties and Dynamics of Pristine and Ni-Doped CsPbBr3 Colloidal Two-Dimensional Nanocrystals

    Article • The Journal of Physical Chemistry Letters, August 2019, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  142. Low cost ‘green’ dye sensitized solar cells based on New Fuchsin dye with aqueous electrolyte and platinum-free counter electrodes

    Article • Solar Energy, August 2019, Elsevier

    Professor Venugopal Rao Soma

  143. Quantitative Analysis of Catalysis and SERS Performance in Hollow and Star-Shaped Au Nanostructures

    Article • The Journal of Physical Chemistry C, June 2019, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  144. Cu nanoclusters in ion exchanged soda-lime glass: Study of SPR and nonlinear optical behavior for photonics

    Article • Applied Materials Today, June 2019, Elsevier

    Professor Venugopal Rao Soma

  145. Surface‐enhanced Raman scattering studies of gold‐coated ripple‐like nanostructures on iron substrate achieved by femtosecond laser irradiation in water

    Article • Journal of Raman Spectroscopy, May 2019, Wiley

    Professor Venugopal Rao Soma

  146. Synthesis, Optical, Electrochemical, DFT Studies, NLO Properties, and Ultrafast Excited State Dynamics of Carbazole-Induced Phthalocyanine Derivatives

    Article • The Journal of Physical Chemistry C, April 2019, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  147. Femtosecond nonlinear absorption and optical limiting action in nanoplatelet CuFe2O4-decorated rGO nanocomposites

    Article • SN Applied Sciences, April 2019, Springer Science + Business Media

    Professor Venugopal Rao Soma

  148. Standoff discrimination and trace detection of explosive molecules using femtosecond filament induced breakdown spectroscopy combined with silver nanoparticles

    Article • OSA Continuum, February 2019, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  149. Photonics for Explosives Detection

    Article • February 2019, Wiley

    Professor Venugopal Rao Soma

  150. Structural and Femtosecond Third-Order Nonlinear Optical Properties of Sodium Borate Oxide Glasses: Effect of Antimony

    Article • The Journal of Physical Chemistry C, February 2019, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  151. Improved femtosecond third-order nonlinear optical properties of thin layered Cu3Nb2O8

    Article • Optical Materials, February 2019, Elsevier

    Professor Venugopal Rao Soma

  152. Synthesis, optical, laser damage threshold studies of4NPABA single crystal

    Article • Journal of Molecular Structure, January 2019, Elsevier

    Professor Venugopal Rao Soma

  153. Broadband ultrafast nonlinear optical studies revealing exciting multi-photon absorption coefficients in phase pure zero-dimensional Cs4PbBr6 perovskite films

    Article • Nanoscale, January 2019, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  154. Hafnium oxide nanoparticles fabricated by femtosecond laser ablation in water

    Article • Applied Physics A, January 2019, Springer Science + Business Media

    Professor Venugopal Rao Soma

  155. Explosive sensing using alloy nanoparticles

    Article • RSC Advances, January 2019, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  156. Enhanced catalytic and SERS performance of shape/size controlled anisotropic gold nanostructures

    Article • New Journal of Chemistry, January 2019, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  157. SERS based detection of multiple analytes from dye/explosive mixtures using picosecond laser fabricated gold nanoparticles and nanostructures

    Article • The Analyst, January 2019, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  158. Nanoparticle Aluminum Preparation

    Article • January 2019, Taylor & Francis

    Professor Venugopal Rao Soma

  159. Femtosecond Transient Absorption and Nonlinear Optical Studies of a Novel Zinc Phthalocyanine

    Article • January 2019, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  160. Optoelectronic, femtosecond nonlinear optical properties and excited state dynamics of a triphenyl imidazole induced phthalocyanine derivative

    Article • RSC Advances, January 2019, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  161. Influence of Eu3+ ions on nonlinear optical properties of alklai borate glasses at near-infrared wavelengths

    Article • January 2019, American Institute of Physics

    ERAIAH B, Professor Venugopal Rao Soma

  162. Femtosecond nonlinear optical properties of heavy metal borate glasses studied using Z–scan technique

    Article • January 2019, American Institute of Physics

    Professor Venugopal Rao Soma

  163. Study of Tunable Plasmonic, Photoluminscence, and Nonlinear Optical Behavior of Ag Nanoclusters Embedded in a Glass Matrix for Multifunctional Applications

    Article • physica status solidi (a), December 2018, Wiley

    Professor Venugopal Rao Soma

  164. Femtosecond Laser-Induced, Nanoparticle-Embedded Periodic Surface Structures on Crystalline Silicon for Reproducible and Multi-utility SERS Platforms

    Article • ACS Omega, December 2018, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  165. Femtosecond, broadband nonlinear optical studies of a zinc porphyrin and zinc phthalocyanine

    Article • Optics & Laser Technology, December 2018, Elsevier

    Professor Venugopal Rao Soma

  166. Nonlinear absorption and refraction studies of truncated CuNb3O8

    Article • Materials Chemistry and Physics, December 2018, Elsevier

    Professor Venugopal Rao Soma

  167. Growth, structural, optical, thermal, laser damage threshold and theoretical investigations of organic nonlinear optical 2-aminopyridinium 4-nitrophenolate 4-nitrophenol (2AP4N) single crystal

    Article • Journal of Materials Science Materials in Electronics, November 2018, Springer Science + Business Media

    Professor Venugopal Rao Soma

  168. Enhanced broadband optical limiting and switching of nonlinear absorption in functionalized solar exfoliated reduced graphene oxide–Ag-Fe2O3 nanocomposites

    Article • Journal of Applied Physics, November 2018, American Institute of Physics

    Professor Venugopal Rao Soma

  169. A study on structural, compositional, microhardness and dielectric properties of LiInS2 crystal

    Article • Materials Research Innovations, October 2018, Taylor & Francis

    Professor Venugopal Rao Soma

  170. Evidence of 2PA and its saturation in malachite green oxalate

    Article • Journal of the Optical Society of America B, October 2018, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  171. Nonlinear Absorption and Optical Limiting in Au-Fe2O3‑rGO Nanocomposites

    Article • ACS Applied Nano Materials, October 2018, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  172. Synthesis, crystal growth, structure and characterization of a novel third order nonlinear optical organic single crystal: 2-Amino 4,6-Dimethyl Pyrimidine 4-nitrophenol

    Article • Optical Materials, October 2018, Elsevier

    Professor Venugopal Rao Soma

  173. NLO studies of sodium borate glasses embedded with gold nanoparticles

    Article • Applied Physics B Photophysics and Laser Chemistry, October 2018, Springer Science + Business Media

    Professor Venugopal Rao Soma, JEPHIN K JOSE

  174. Optical, structural and Near-IR NLO properties of gold nanoparticles doped sodium zinc borate glasses

    Article • Optical Materials, September 2018, Elsevier

    Professor Venugopal Rao Soma

  175. Paper SERS substrates for explosives detection using a portable spectrometer

    Article • ACS Omega, July 2018, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  176. Discrimination of bimetallic alloy targets using femtosecond filament-induced breakdown spectroscopy

    Article • Optics Letters, July 2018, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  177. Crystal growth and characterization of second- and third-order nonlinear optical chalcone derivative: (2E)-3-(5-bromo-2-thienyl)-1-(4-nitrophenyl)prop-2-en-1-one

    Article • Journal of Applied Crystallography, June 2018, International Union of Crystallography

    Dr. MOHD. SHKIR, Professor Venugopal Rao Soma

  178. Femtosecond Laser Fabricated Ag@Au and Cu@Au Alloy Nanoparticles for Surface Enhanced Raman Spectroscopy Based Trace Explosives Detection

    Article • Frontiers in Physics, March 2018, Frontiers

    Professor Venugopal Rao Soma

  179. Detection of explosives at a standoff distance using femtosecond LIBS technique

    Article • Optics Express, March 2018, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  180. Broadband femtosecond nonlinear optical properties of CsPbBr3 perovskite nanocrystals

    Article • Optics Letters, January 2018, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  181. Three-dimensional hybrid silicon nanostructures for SERS based molecular detection

    Article • Journal of Applied Physics, January 2018, American Institute of Physics

    Professor Venugopal Rao Soma

  182. Synthesis of Si/SiO2 nanoparticles using nanosecond laser ablation of silicate-rich garnet in water

    Article • Optical Materials, January 2018, Elsevier

    Professor Venugopal Rao Soma

  183. Alloy Nanoparticles based SERS studies for explosives detection

    Article • January 2018, American Institute of Physics

    Professor Venugopal Rao Soma

  184. Femtosecond nonlinear optical properties of laser ablated gold nanoparticles in water

    Article • January 2018, American Institute of Physics

    Professor Venugopal Rao Soma

  185. Third-order nonlinear optical properties of 1,3-bis(3,4-dimethoxyphenyl) prop-2-en-1-one under femtosecond laser pulses

    Article • January 2018, American Institute of Physics

    Professor Venugopal Rao Soma

  186. Standoff Detection of RDX, TNT, and HMX

    Article • January 2018, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  187. Second and third order NLO studies in an organic crystal glucuronic acid γ-lactone.

    Article • Journal of Applied Physics, December 2017, American Institute of Physics

    Professor Venugopal Rao Soma

  188. Experimental and computational studies on second-and third-order nonlinear optical properties of a novel D-π-A type chalcone derivative: 3-(4-methoxyphenyl)-1-(4-nitrophenyl) prop-2-en-1-one

    Article • Optics & Laser Technology, December 2017, Elsevier

    Professor Venugopal Rao Soma

  189. Linear and nonlinear optical properties of gold nanoparticles doped borate glasses

    Article • Journal of Non-Crystalline Solids, December 2017, Elsevier

    Professor Venugopal Rao Soma

  190. AG Nanoparticles Coupled with AG Nanostructures as Efficient SERS Platform for Detection of 2, 4-Dinitrotoluene

    Article • December 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  191. Tunable Nanosecond and Femtosecond Nonlinear Optical Properties of C−N−S-Doped TiO2 Nanoparticles

    Article • The Journal of Physical Chemistry C, October 2017, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  192. Structural, optical and femtosecond third-order nonlinear optical properties of LiNbO 3 thin films

    Article • Materials Research Bulletin, October 2017, Elsevier

    Professor Venugopal Rao Soma

  193. Key functions analysis of a novel nonlinear optical D-π-A bridge type (2 E )-3-(4-Methylphenyl)-1-(3-nitrophenyl) prop-2-en-1-one chalcone: An experimental and theoretical approach

    Article • Optical Materials, October 2017, Elsevier

    Professor Venugopal Rao Soma, Dr Haider Abbas

  194. Versatile gold based SERS substrates fabricated by ultrafast laser ablation for sensing picric acid and ammonium nitrate

    Article • Chemical Physics Letters, October 2017, Elsevier

    Professor Venugopal Rao Soma

  195. DNT detected using portable Raman spectrometer and Au–Ag nanoparticles and nanostructures

    Article • Nano-Structures & Nano-Objects, October 2017, Elsevier

    Professor Venugopal Rao Soma

  196. Optical and NLO properties of chalocgenide thin films

    Article • Journal of Nonlinear Optical Physics & Materials, September 2017, World Scientific Pub Co Pte Lt

    Professor Venugopal Rao Soma

  197. Synthesis and femtosecond third order nonlinear optical properties of push-pull trans- A 2 B-corroles

    Article • Dyes and Pigments, August 2017, Elsevier

    Professor Venugopal Rao Soma

  198. Ultrafast nonlinear optical studies of equiaxed CuNbO 3 microstructures

    Article • Chemical Physics Letters, August 2017, Elsevier

    Professor Venugopal Rao Soma

  199. ZnSe/PVP nanocomposites: Synthesis, structural and nonlinear optical analysis

    Article • Materials Chemistry and Physics, August 2017, Elsevier

    Professor Venugopal Rao Soma

  200. One-step synthesis of bulk quantities of graphene from graphite by femtosecond laser ablation under ambient conditions

    Article • Philosophical Magazine Letters, April 2017, Taylor & Francis

    Professor Venugopal Rao Soma

  201. Laser ablation of natural micas: Synthesis of MgO and Mg(OH)2 nanoparticles and nanochains

    Article • Materials Letters, April 2017, Elsevier

    Professor Venugopal Rao Soma

  202. Influence of sintering time on switching of the femtosecond nonlinear optical properties of CuNb 2 O 6

    Article • Optical Materials, April 2017, Elsevier

    Professor Venugopal Rao Soma

  203. Femtosecond third order optical nonlinearity and optical limiting studies of (γ and β)—Barium borate nanostructures

    Article • Materials Research Bulletin, March 2017, Elsevier

    Professor Venugopal Rao Soma

  204. Variable ultrafast optical nonlinearity in bacteriorhodopsin achieved through simple chemical treatment

    Article • Journal of Materials Science, February 2017, Springer Science + Business Media

    Professor Venugopal Rao Soma

  205. Hand-Held Femtogram Detection of Hazardous Picric Acid with Hydrophobic Ag Nanopillar SERS Substrates and Mechanism of Elasto-Capillarity

    Article • ACS Sensors, January 2017, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  206. Ion induced effects on the dissociation of silicon nanoparticles

    Article • January 2017, American Institute of Physics

    Professor Venugopal Rao Soma

  207. Correlation of molecular, atomic emissions with detonation parameters in femtosecond and nanosecond LIBS plasma of high energy materials

    Article • Journal of Analytical Atomic Spectrometry, January 2017, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  208. Super-paramagnetic, unusual nonlinear absorption behavior of CdFe2O4-rGO nanocomposite

    Article • Journal of Materials Chemistry C, January 2017, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  209. Nanostructured plasmonic metal targets for Raman-based explosives detection

    Article • SPIE Newsroom, October 2016, SPIE

    Professor Venugopal Rao Soma

  210. A systematic study of hydroxyethylammonium p-nitrophenolate single crystal exhibiting third order nonlinearity

    Article • Journal of Crystal Growth, October 2016, Elsevier

    Professor Venugopal Rao Soma

  211. Investigation of the femtosecond optical limiting properties of monoclinic copper niobate

    Article • Applied Physics B Photophysics and Laser Chemistry, September 2016, Springer Science + Business Media

    Professor Venugopal Rao Soma

  212. Applications of Metal Nanoparticles and Nanostructures Fabricated Using Ultrafast Laser Ablation in Liquids

    Article • August 2016, Taylor & Francis

    Professor Venugopal Rao Soma

  213. Optical, electrochemical and third-order nonlinear optical studies of triphenylamine substituted zinc phthalocyanine

    Article • Journal of Porphyrins and Phthalocyanines, August 2016, World Scientific Pub Co Pte Lt

    Professor Venugopal Rao Soma

  214. Crystalline perfection, third-order nonlinear optical properties and optical limiting studies of 3, 4-Dimethoxy -4′-methoxychalcone single crystal

    Article • Optics & Laser Technology, July 2016, Elsevier

    Professor Venugopal Rao Soma

  215. Nonlinear optical studies of inorganic nanoparticles–polymer nanocomposite coatings fabricated by electron beam curing

    Article • Optics & Laser Technology, May 2016, Elsevier

    Professor Venugopal Rao Soma

  216. Cyclometalated Iridium(III) Complexes Containing 4,4′-π-Conjugated 2,2′-Bipyridine Derivatives as the Ancillary Ligands: Synthesis, Photophysics, and Computational Studies

    Article • Inorganic Chemistry, April 2016, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  217. Morphologically manipulated Ag/ZnO nanostructures as surface enhanced Raman scattering probes for explosives detection

    Article • Journal of Applied Physics, March 2016, American Institute of Physics

    Professor Venugopal Rao Soma

  218. Femtosecond and nanosecond LIBS studies of nitroimidazoles: correlation between molecular structure and LIBS data

    Article • Journal of Analytical Atomic Spectrometry, January 2016, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  219. Wavelength dependent nonlinear optical switching in electron beam irradiated CuTTBPc thin film

    Article • RSC Advances, January 2016, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  220. Efficient and cost-effective method for crystallization from solution

    Article • CrystEngComm, January 2016, Royal Society of Chemistry

    Professor Venugopal Rao Soma, Dr. Silambarasan Anbumani

  221. Third order nonlinearity in pulsed laser deposited LiNbO3 thin films

    Article • January 2016, American Institute of Physics

    Professor Venugopal Rao Soma

  222. Linear and nonlinear optical properties of SrBi4Ti4O15 thin films

    Article • January 2016, American Institute of Physics

    Professor Venugopal Rao Soma

  223. Improved third-order optical nonlinearity and optical limiting behaviour of (nanospindle and nanosphere) zinc ferrite decorated reduced graphene oxide under continuous and ultrafast laser excitation

    Article • RSC Advances, January 2016, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  224. Femtomolar Detection of Explosive Molecules using Laser Ablated Targets and SERS

    Article • January 2016, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  225. Broadband, Ultrafast Nonlinear Optical Properties of Porphyrin and Phthalocyanine

    Article • January 2016, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  226. Gold-Silver Nanostructures Prepared by Femtosecond Ablation for Picric Acid Detection

    Article • January 2016, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  227. Nanoparticle Enhanced Laser Induced Breakdown Spectroscopy with Femtosecond Pulses

    Article • January 2016, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  228. Femtosecond Nonlinear Optical Properties of Copper and Silver Nanoparticles Studied Using DFWM Technique

    Article • January 2016, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  229. Femtosecond to Microsecond Dynamics of Soret-Band Excited Corroles

    Article • The Journal of Physical Chemistry C, December 2015, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  230. Femtosecond to Microsecond Dynamics of Soret-Band Excited Corroles

    Article • The Journal of Physical Chemistry A, December 2015, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  231. Structural, linear and nonlinear optical study of zinc tetra-tert-butyl phthalocyanine thin film

    Article • Optik, December 2015, Elsevier

    Professor Venugopal Rao Soma

  232. Studies on linear, nonlinear optical and excited state dynamics of silicon nanoparticles prepared by picosecond laser ablation

    Article • AIP Advances, December 2015, American Institute of Physics

    Professor Venugopal Rao Soma

  233. SERS Studies Of Explosive Molecules With Diverse Copper Nanostructures Fabricated Using Ultrafast Laser Ablation

    Article • Advanced Materials Letters, December 2015, VBRI Press

    Professor Venugopal Rao Soma

  234. Femtosecond Laser-Induced Breakdown Spectroscopy Studies of Nitropyrazoles: The Effect of Varying Nitro Groups

    Article • Applied Spectroscopy, November 2015, SAGE Publications

    Professor Venugopal Rao Soma

  235. Nonlinear absorption and excited state dynamics of porphyrin and phthalocyanine in the presence of explosive molecules

    Article • Chemical Physics Letters, November 2015, Elsevier

    Professor Venugopal Rao Soma

  236. Growth and characterization of a new organic nonlinear optical crystal: 1-(3-Nitrophenyl)-5-phenylpenta-2,4-dien-1-one

    Article • Optics & Laser Technology, August 2015, Elsevier

    Professor Venugopal Rao Soma

  237. Trace-Level Detection of Secondary Explosives Using Hybrid Silver–Gold Nanoparticles and Nanostructures Achieved with Femtosecond Laser Ablation

    Article • The Journal of Physical Chemistry C, July 2015, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  238. Magnetic and nonlinear optical properties of BaTiO3nanoparticles

    Article • AIP Advances, May 2015, American Institute of Physics

    Professor Venugopal Rao Soma

  239. Fabrication of nanoparticles and nanostructures using ultrafast laser ablation of silver with Bessel beams

    Article • Laser Physics Letters, February 2015, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  240. Surface enhanced fluorescence from corroles and SERS studies of explosives using copper nanostructures

    Article • Chemical Physics Letters, February 2015, Elsevier

    Professor Venugopal Rao Soma

  241. Optical, electrochemical, third order nonlinear optical, and excited state dynamics studies of bis(3,5-trifluoromethyl)phenyl-zinc phthalocyanine

    Article • RSC Advances, January 2015, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  242. Synthesis of ultra-small silicon nanoparticles by femtosecond laser ablation of porous silicon

    Article • Journal of Materials Science, December 2014, Springer Science + Business Media

    Professor Venugopal Rao Soma

  243. Morphological manipulation of the nonlinear optical response of ZnO thin films grown by thermal evaporation

    Article • Materials Research Express, November 2014, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  244. One dimensional silicon nanostructures prepared by oxidized porous silicon under heat treatment

    Article • Applied Surface Science, November 2014, Elsevier

    Professor Venugopal Rao Soma

  245. Hydroxyethylammonium maleate (HEAM) single crystal for optical limiting applications

    Article • Applied Physics A, October 2014, Springer Science + Business Media

    Professor Venugopal Rao Soma

  246. Naphthobipyrrole-Derived Sapphyrins: Rational Synthesis, Characterization, Nonlinear Optical Properties, and Excited-State Dynamics

    Article • Chemistry - A European Journal, September 2014, Wiley

    Professor Venugopal Rao Soma

  247. 150MeV Au ion induced modification of Si nanoparticles prepared by laser ablation

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, August 2014, Elsevier

    Professor Venugopal Rao Soma

  248. Strong two-photon absorption properties and ultrafast pump-probe studies of novel porphyrin derivatives

    Article • Chemical Physics Letters, August 2014, Elsevier

    Professor Venugopal Rao Soma

  249. Interaction of ultrashort pulses with molecules and solids: Physics and applications

    Article • Pramana, July 2014, Springer Science + Business Media

    Professor Venugopal Rao Soma

  250. Laser Induced Breakdown Spectroscopy for Classification of High Energy Materials using Elemental Intensity Ratios

    Article • Defence Science Journal, July 2014, Defence Scientific Information and Documentation Centre

    Professor Venugopal Rao Soma

  251. First report of black-foot disease, caused by Cylindrocarpon destructans, on ornamental marigold (Tagetes minuta) in Iran

    Article • Journal of Plant Protection Research, July 2014, De Gruyter

    Professor Venugopal Rao Soma

  252. Cost effective nanostructured copper substrates prepared with ultrafast laser pulses for explosives detection using surface enhanced Raman scattering

    Article • Applied Physics Letters, June 2014, American Institute of Physics

    Professor Venugopal Rao Soma

  253. Effect of oblique incidence on silver nanomaterials fabricated in water via ultrafast laser ablation for photonics and explosives detection

    Article • Applied Surface Science, June 2014, Elsevier

    Professor Venugopal Rao Soma

  254. Femtosecond Ablation of Silicon in Acetone: Tunable Photoluminescence from Generated Nanoparticles and Fabrication of Surface Nanostructures

    Article • The Journal of Physical Chemistry C, April 2014, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  255. Optical, electrochemical, third-order nonlinear optical, and excited state dynamics studies of thio-zinc phthalocyanine

    Article • Journal of Porphyrins and Phthalocyanines, April 2014, World Scientific Pub Co Pte Lt

    Professor Venugopal Rao Soma

  256. Ultrafast Laser Ablation in Liquids for Nanomaterials and Applications

    Article • Journal of Nanoscience and Nanotechnology, February 2014, American Scientific Publishers

    Professor Venugopal Rao Soma

  257. Synthesis of Cu 2 O, CuCl, and Cu 2 OCl 2 nanoparticles by ultrafast laser ablation of copper in liquid media

    Article • Pramana, February 2014, Springer Science + Business Media

    Professor Venugopal Rao Soma

  258. Sterically demanding zinc(ii) phthalocyanines: NLO and excited state dynamics

    Article • Journal of Materials Chemistry C, January 2014, Royal Society of Chemistry

    Dr Giribabu Lingamallu, Professor Venugopal Rao Soma

  259. Enhanced optical limiting and carrier dynamics in metal oxide-hydrogen exfoliated graphene hybrids

    Article • Journal of Materials Chemistry C, January 2014, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  260. Fabrication of Hybrid Ag-Au Nanomaterials for Explosives Detection

    Article • January 2014, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  261. Explosives Detection with Copper Nanostructures Fabricated using Ultrafast Laser Ablation in Acetonitrile

    Article • January 2014, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  262. Silver Nanomaterials in Aqueous Media Fabricated with Non-diffracting Picosecond Bessel Beam and Applications

    Article • January 2014, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  263. Excited state dynamics of silicon nanocrystals fabricated using ultrafast laser ablation in liquids

    Article • January 2014, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  264. Femtosecond Time Resolved Laser Induced Breakdown Spectroscopy Studies of Nitroimidazoles

    Article • January 2014, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  265. Ultrashort laser pulse–matter interaction: Implications for high energy materials

    Article • Pramana, January 2014, Springer Science + Business Media

    Professor Venugopal Rao Soma

  266. Femtosecond to nanosecond excited states dynamics of novel Corroles

    Article • January 2014, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  267. Surface enhanced fluorescence of corroles using copper nanoparticles

    Article • December 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  268. Fluence dependent silver nanoparticles fabricated using laser ablation in aqueous media

    Article • December 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  269. Influence of picosecond multiple/single line ablation on copper nanoparticles fabricated for surface enhanced Raman spectroscopy and photonics applications

    Article • Journal of Physics D Applied Physics, November 2013, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  270. Dynamics of tightly focused femtosecond laser pulses in water

    Article • Laser Physics, September 2013, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  271. Molecular formation dynamics of 5-nitro-2,4-dihydro-3H-1,2,4-triazol-3-one, 1,3,5-trinitroperhydro-1,3,5-triazine, and 2,4,6-trinitrotoluene in air, nitrogen, and argon atmospheres studied using femtosecond laser induced breakdown spectroscopy

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, September 2013, Elsevier

    Professor Venugopal Rao Soma

  272. Dispersion studies of optical nonlinearity and excited state dynamics in cyclo[4]naphthobipyrroles

    Article • Chemical Physics Letters, August 2013, Elsevier

    Professor Venugopal Rao Soma

  273. Experimental and theoretical studies on the structure and vibrational properties of nitropyrazoles

    Article • Journal of Molecular Structure, July 2013, Elsevier

    Professor Venugopal Rao Soma

  274. Femtosecond LIBS studies of nitropyrazoles

    Article • May 2013, SPIE

    Professor Venugopal Rao Soma

  275. Discrimination methodologies using femtosecond LIBS and correlation techniques

    Article • May 2013, SPIE

    Professor Venugopal Rao Soma

  276. Investigation of molecular and elemental species dynamics in NTO, TNT, and ANTA using femtosecond LIBS technique

    Article • May 2013, SPIE

    Professor Venugopal Rao Soma

  277. Thiazole based novel functional colorants: Synthesis, characterization and nonlinear optical studies using picosecond Z-scan technique

    Article • Optical Materials, March 2013, Elsevier

    Professor Venugopal Rao Soma, Dr GANAPATI S SHANKARLING

  278. ChemInform Abstract: Phthalocyanines, Porphycenes, and Corroles: Nonlinear Optical Properties and Ultrafast Dynamics

    Article • ChemInform, February 2013, Wiley

    Professor Venugopal Rao Soma

  279. Silver nano-entities through ultrafast double ablation in aqueous media for surface enhanced Raman scattering and photonics applications

    Article • Journal of Applied Physics, February 2013, American Institute of Physics

    Professor Venugopal Rao Soma

  280. Ultrafast dynamics of Naphthosapphyrins: Degenerate and Non-degenerate Pump-Probe Studies

    Article • January 2013, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  281. Ultrafast Dynamics of SI-GaAs and LT-GaAs by Degenerate Pump-Probe Studies

    Article • January 2013, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  282. Femtosecond and nanosecond laser induced breakdown spectroscopic studies of NTO, HMX, and RDX

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, January 2013, Elsevier

    Professor Venugopal Rao Soma

  283. Fabrication and Characterization of Aluminum Nanostructures Using Femtosecond Ablation Technique

    Article • January 2013, Springer Science + Business Media

    Professor Venugopal Rao Soma

  284. Spectroscopic investigation of fs laser-induced defects in polymer and crystal media

    Article • December 2012, SPIE

    Professor Venugopal Rao Soma

  285. Study on third-order nonlinear optical properties of 4-methylsulfanyl chalcone derivatives using picosecond pulses

    Article • Materials Research Bulletin, November 2012, Elsevier

    Professor Venugopal Rao Soma

  286. Direct Writing in Polymers with Femtosecond Laser Pulses: Physics and Applications

    Article • October 2012, IntechOpen

    Professor Venugopal Rao Soma

  287. Structural, optical and electrical characteristics of a new NLO crystal

    Article • Optics & Laser Technology, September 2012, Elsevier

    Professor Venugopal Rao Soma

  288. Ultrafast Excited-State Dynamics and Dispersion Studies of Third-Order Optical Nonlinearities in Novel Corroles

    Article • The Journal of Physical Chemistry C, August 2012, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  289. Femtosecond-laser direct writing in polymers and potential applications in microfluidics and memory devices

    Article • Optical Engineering, July 2012, SPIE

    Professor Venugopal Rao Soma

  290. Phthalocyanines, porphycenes, and corroles: nonlinear optical properties and ultrafast dynamics

    Article • June 2012, SPIE

    Professor Venugopal Rao Soma

  291. Ultrafast nonlinear optical studies of cyclo[4]naphthobipyrroles

    Article • June 2012, SPIE

    Professor Venugopal Rao Soma

  292. Effect of lens tilt on SCE and filamentation characteristics of femtosecond pulses in air

    Article • June 2012, SPIE

    Professor Venugopal Rao Soma

  293. Filamentation characteristics of focused fs pulses in atmosphere

    Article • June 2012, SPIE

    Professor Venugopal Rao Soma

  294. Ultrafast excited state dynamics and dispersion studies of nonlinear optical properties in dinaphthoporphycenes

    Article • Applied Physics Letters, April 2012, American Institute of Physics

    Professor Venugopal Rao Soma

  295. Fabrication and characterization of aluminum nanostructures and nanoparticles obtained using femtosecond ablation technique

    Article • Chemical Physics Letters, March 2012, Elsevier

    Professor Venugopal Rao Soma

  296. Femtosecond and picosecond nonlinear optical studies of Corroles

    Article • February 2012, SPIE

    Professor Venugopal Rao Soma

  297. Ultrafast nonlinear optical studies of 3,8,13,18-Tetrachloro-2,7,12,17-tetramethoxyporphyrin and its derivatives

    Article • February 2012, SPIE

    Professor Venugopal Rao Soma

  298. Supercontinuum emission from water using fs pulses in the external tight focusing limit

    Article • February 2012, SPIE

    Professor Venugopal Rao Soma

  299. Femtosecond and picosecond ablation of aluminum for synthesis of nanoparticles and nanostructures and their optical characterization

    Article • February 2012, SPIE

    Professor Venugopal Rao Soma

  300. Studies on defect formation in femtosecond laser-irradiated PMMA and PDMS

    Article • Radiation Effects and Defects in Solids, February 2012, Taylor & Francis

    Professor Venugopal Rao Soma

  301. Ultrafast Degenerate Pump-Probe Studies of SI-GaAs and LT-GaAs

    Article • January 2012, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  302. CN, C2 Molecular Emissions from Pyrazole Studied Using Femtosecond LIBS

    Article • January 2012, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  303. Fabrication of Metal Nano-entities Using Ultrafast Ablation for SERS, Photonics, and Biomedical Applications

    Article • January 2012, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  304. Stoichiometric Analysis of Inorganic Compounds Using Laser-Induced Breakdown Spectroscopy with Gated and Nongated Spectrometers

    Article • ISRN Optics, January 2012, Hindawi Publishing Corporation

    Professor Venugopal Rao Soma

  305. Femtosecond pump probe spectroscopy of novel corroles

    Article • January 2012, American Institute of Physics

    Professor Venugopal Rao Soma

  306. Picosecond and femtosecond optical nonlinearities of novel corroles

    Article • Journal of Porphyrins and Phthalocyanines, January 2012, World Scientific Pub Co Pte Lt

    Professor Venugopal Rao Soma

  307. Nonlinear Optical Studies of DNA Doped Rhodamine 6G-PVA Films Using Picosecond Pulses

    Article • Optics and Photonics Journal, January 2012, Scientific Research Publishing, Inc,

    Professor Venugopal Rao Soma

  308. New, High Efficiency Nonlinear Optical Chalcone Co-Crystal and Structure–Property Relationship

    Article • Crystal Growth & Design, December 2011, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  309. Laser-induced breakdown spectroscopy-based investigation and classification of pharmaceutical tablets using multivariate chemometric analysis

    Article • Talanta, December 2011, Elsevier

    Professor Venugopal Rao Soma

  310. Enhancement of the crystalline perfection of <0 0 1> directed KDP single crystal

    Article • Current Applied Physics, November 2011, Elsevier

    Professor Venugopal Rao Soma

  311. Femtosecond laser microfabrication in polymers towards memory devices and microfluidic applications

    Article • October 2011, SPIE

    Professor Venugopal Rao Soma

  312. Effects of thermal treatment on femtosecond laser fabricated diffraction gratings in polystyrene

    Article • Applied Surface Science, September 2011, Elsevier

    Professor Venugopal Rao Soma

  313. Two-photon and three-photon absorption in dinaphthoporphycenes

    Article • Chemical Physics Letters, September 2011, Elsevier

    Professor Venugopal Rao Soma

  314. Picosecond nonlinear optical studies of gold nanoparticles synthesised using coriander leaves (Coriandrum sativum)

    Article • Journal of Modern Optics, July 2011, Taylor & Francis

    Professor Venugopal Rao Soma

  315. Spectroscopic investigations of femtosecond laser irradiated polystyrene and fabrication of microstructures

    Article • Optics Communications, June 2011, Elsevier

    Professor Venugopal Rao Soma

  316. Ultrafast nonlinear optical properties and excited state dynamics of phthalocyanine thin films

    Article • February 2011, SPIE

    Professor Venugopal Rao Soma

  317. Luminescent microstructures in bulk and thin films of PMMA, PDMS, PVA, and PS fabricated using femtosecond direct writing technique

    Article • Chemical Physics Letters, February 2011, Elsevier

    Professor Venugopal Rao Soma

  318. Dinaphthoporphycenes: Synthesis and Nonlinear Optical Studies

    Article • Organic Letters, January 2011, American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  319. Ultrafast Nonlinear Optical and Optical Limiting Properties of Phthalocyanine Thin Films Studied Using Z-Scan

    Article • Materials Sciences and Applications, January 2011, Scientific Research Publishing, Inc,

    Professor Venugopal Rao Soma

  320. Femtosecond Laser Direct Writing and Spectroscopic Characterization of Microstructures, Craters, and Gratings in Bulk∕Thin Films of Polystyrene

    Article • January 2011, American Institute of Physics

    Professor Venugopal Rao Soma

  321. Supercontinuum Emission from Focused Femtosecond Laser Pulses in Air

    Article • January 2011, American Institute of Physics

    Professor Venugopal Rao Soma

  322. Multiphoton Absorption Studies in Porphycenes Using Picosecond and Femtosecond Pulses

    Article • January 2011, American Institute of Physics

    Professor Venugopal Rao Soma

  323. Femtosecond and Picosecond Optical Nonlinearities of Corroles Studied using Z- Scan Technique

    Article • January 2011, American Institute of Physics

    Professor Venugopal Rao Soma

  324. Supercontinuum Emission from Water using 40 fs Pulses in the External Tight Focusing Limit

    Article • January 2011, American Institute of Physics

    Professor Venugopal Rao Soma

  325. Laser direct writing of photonic structures in X-cut lithium niobate using femtosecond pulses

    Article • December 2010, SPIE

    Professor Venugopal Rao Soma

  326. Laser induced breakdown spectroscopy of high energy materials using nanosecond, picosecond, and femtosecond pulses: challenges and opportunities

    Article • December 2010, SPIE

    Professor Venugopal Rao Soma

  327. Femtosecond laser-fabricated microstructures in bulk poly(methylmethacrylate) and poly(dimethylsiloxane) at 800 nm towards lab-on-a-chip applications

    Article • Pramana, December 2010, Springer Science + Business Media

    Professor Venugopal Rao Soma

  328. Picosecond optical nonlinearities in symmetrical and unsymmetrical phthalocyanines studied using the Z-scan technique

    Article • Pramana, November 2010, Springer Science + Business Media

    Professor Venugopal Rao Soma

  329. Picosecond nonlinear optical studies of unsymmetrical alkyl and alkoxy phthalocyanines

    Article • Materials Letters, September 2010, Elsevier

    Professor Venugopal Rao Soma

  330. Large three-photon absorption in Ba0.5Sr0.5TiO3 films studied using Z-scan technique

    Article • Applied Physics Letters, June 2010, American Institute of Physics

    Professor M Ghanashyam Krishna, Professor Venugopal Rao Soma

  331. Biosynthesis of Silver Nanoparticles Using Coriandrum Sativum Leaf Extract and Their Application in Nonlinear Optics

    Article • Advanced Science Letters, June 2010, American Scientific Publishers

    Professor Venugopal Rao Soma

  332. Synthesis, growth, structural, thermal, linear and nonlinear optical properties of a new organic crystal: Dimethylammonium picrate

    Article • Journal of Crystal Growth, June 2010, Elsevier

    Professor Venugopal Rao Soma

  333. Phthalocyanines for photonic applications: a new perspective

    Article • April 2010, SPIE

    Professor Venugopal Rao Soma

  334. Fabrication and optical characterization of microstructures in poly(methylmethacrylate) and poly(dimethylsiloxane) using femtosecond pulses for photonic and microfluidic applications

    Article • Applied Optics, April 2010, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  335. Laser-induced breakdown spectroscopy of RDX and HMX with nanosecond, picosecond, and femtosecond pulses

    Article • April 2010, SPIE

    Professor Venugopal Rao Soma

  336. Stoichiometric analysis of ammonium nitrate and ammonium perchlorate with nanosecond laser induced breakdown spectroscopy

    Article • April 2010, SPIE

    Professor Venugopal Rao Soma

  337. Picosecond and nanosecond third order nonlinear optical characterization of Cu and Ni phthalocyanines using Z-scan technique

    Article • February 2010, SPIE

    Professor Venugopal Rao Soma

  338. Pump-probe experiments with sub-100 femtosecond pulses for characterizing the excited state dynamics of phthalocyanine thin films

    Article • February 2010, SPIE

    Professor Venugopal Rao Soma

  339. Optical studies of two dimensional gratings in fused silica, GE 124, and Foturan™ glasses fabricated using femtosecond laser pulses

    Article • Optics Communications, December 2009, Elsevier

    Professor Venugopal Rao Soma

  340. Femtosecond laser direct writing of gratings and waveguides in high quantum efficiency erbium-doped Baccarat glass

    Article • Journal of Physics D Applied Physics, October 2009, Institute of Physics Publishing

    Professor Venugopal Rao Soma, dr. Giancarlo C. Righini

  341. Ultrafast nonlinear optical properties of alkyl phthalocyanines investigated using degenerate four-wave mixing technique

    Article • Optical Materials, April 2009, Elsevier

    Professor Venugopal Rao Soma

  342. Ultrafast nonlinear optical properties of alkyl-phthalocyanine nanoparticles investigated using Z-scan technique

    Article • Journal of Applied Physics, March 2009, American Institute of Physics

    Professor Venugopal Rao Soma, Dr Venkatram Nalla

  343. Femtosecond and continuous-wave nonlinear optical properties of (H 2 ) 2 SnPc, Sn(OH) 2 Pc, Sn(Cl) 2 Pc studied using Z-scan technique

    Article • February 2009, SPIE

    Professor Venugopal Rao Soma

  344. Femtosecond laser written microstructures in PMMA and PDMS

    Article • January 2009, Laser Institute of America

    Professor Venugopal Rao Soma

  345. Femtosecond nonlinear optical properties of alkoxy phthalocyanines at 800nm studied using Z-Scan technique

    Article • Chemical Physics Letters, October 2008, Elsevier

    Professor Venugopal Rao Soma, Dr Venkatram Nalla

  346. Characterization of channel waveguides and tunable microlasers in SU8 doped with rhodamine B fabricated using proton beam writing

    Article • Journal of Physics D Applied Physics, September 2008, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  347. Fabrication and optoelectronic characterisation of ZnO photonic structures

    Article • Materials Letters, March 2008, Elsevier

    Dr Vijaya Prakash Gaddam, Professor Venugopal Rao Soma

  348. Nonlinear optical and optical limiting studies of alkoxy phthalocyanines in solutions studied at 532 nm with nanosecond pulse excitation

    Article • Applied Physics B Photophysics and Laser Chemistry, February 2008, Springer Science + Business Media

    Professor Venugopal Rao Soma, Dr Venkatram Nalla

  349. Nonlinear optical properties of alkyl phthalocyanines in the femtosecond, nanosecond, and cw excitation regimes

    Article • February 2008, SPIE

    Professor Venugopal Rao Soma

  350. Inscription and characterization of micro-structures in silicate, Foturan and tellurite glasses by femtosecond laser direct writing

    Article • February 2008, SPIE

    Professor Venugopal Rao Soma

  351. Micro-Raman mapping of micro-gratings in Baccarat glass directly written using femtosecond laser

    Article • February 2008, SPIE

    Professor Venugopal Rao Soma, dr. Giancarlo C. Righini

  352. Large third-order optical nonlinearity and optical limiting in symmetric and unsymmetrical phthalocyanines studied using Z-scan

    Article • Optics Communications, December 2007, Elsevier

    Professor Venugopal Rao Soma

  353. Femtosecond and nanosecond nonlinear optical properties of alkyl phthalocyanines studied using Z-scan technique

    Article • Chemical Physics Letters, October 2007, Elsevier

    Professor Venugopal Rao Soma

  354. Nonlinear optical and optical limiting properties of phthalocyanines in solution and thin films of PMMA at 633 nm studied using a cw laser

    Article • Materials Letters, September 2007, Elsevier

    Professor Venugopal Rao Soma

  355. Fabrication and characterization of microcavity lasers in rhodamine B doped SU8 using high energy proton beam

    Article • Applied Physics Letters, March 2007, American Institute of Physics

    Professor Venugopal Rao Soma

  356. Fabrication of buried channel waveguides in photosensitive glass using proton beam writing

    Article • Applied Physics Letters, April 2006, American Institute of Physics

    Professor Venugopal Rao Soma

  357. Integrating photonic and microfluidic structures on a device fabricated using proton beam writing

    Article • April 2006, SPIE

    Professor Venugopal Rao Soma

  358. Fabrication of optical waveguides using proton beam writing

    Article • Journal of Crystal Growth, February 2006, Elsevier

    Professor Venugopal Rao Soma

  359. Direct imaging of the end-of-range and surface profiles of proton-beam written erbium-doped waveguide amplifiers by atomic force microscopy

    Article • Journal of Applied Physics, August 2005, American Institute of Physics

    Professor Venugopal Rao Soma

  360. Proton beam writing of erbium-doped waveguide amplifiers

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, April 2005, Elsevier

    Professor Venugopal Rao Soma

  361. A progress review of proton beam writing applications in microphotonics

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, April 2005, Elsevier

    Professor Venugopal Rao Soma

  362. Nonlinear frequency conversion in semiconductor optical waveguides using birefringent, modal and quasi-phase-matching techniques

    Article • Journal of Optics A Pure and Applied Optics, April 2004, Institute of Physics Publishing

    Professor Venugopal Rao Soma

  363. Proton beam writing of passive polymer optical waveguides

    Article • January 2004, SPIE

    Tze-Chien Sum, Professor Venugopal Rao Soma

  364. Saturable and reverse saturable absorption of Rhodamine B in methanol and water

    Article • Journal of the Optical Society of America B, December 2003, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  365. Second-harmonic generation through optimized modal phase matching in semiconductor waveguides

    Article • Applied Physics Letters, July 2003, American Institute of Physics

    Professor Venugopal Rao Soma

  366. Quasi-phase-matched second-harmonic generation in a GaAs/AlAs superlattice waveguide by ion-implantation-induced intermixing

    Article • Optics Letters, June 2003, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  367. Influence of scattering and two-photon absorption on the optical loss in GaAs-Al/sub 2/O/sub 3/ nonlinear waveguides measured using femtosecond pulses

    Article • IEEE Journal of Quantum Electronics, March 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  368. Generation of ultrashort electrical pulses in semiconductor waveguides

    Article • IEEE Photonics Technology Letters, March 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  369. Measurements of optical loss in GaAs/Al2O3 nonlinear waveguides in the infrared using femtosecond scattering technique

    Article • Optics Communications, December 2002, Elsevier

    Professor Venugopal Rao Soma

  370. Nonlinear absorption and excited state dynamics in Rhodamine B studied using Z-scan and degenerate four wave mixing techniques

    Article • Chemical Physics Letters, August 2002, Elsevier

    Professor Venugopal Rao Soma

  371. Excited state dynamics in phthalocyanines studied using degenerate four wave mixing with incoherent light

    Article • Journal of Porphyrins and Phthalocyanines, March 2002, World Scientific Pub Co Pte Lt

    Professor Venugopal Rao Soma

  372. Efficient second-harmonic generation in birefringently phase-matched GaAs/Al_2O_3 waveguides

    Article • Optics Letters, November 2001, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  373. Wavelength dependent studies of nonlinear absorption in zincmeso-tetra(p-methoxyphenyl)tetrabenzoporphyrin (Znmp TBP) using Z-scan technique

    Article • Journal of Porphyrins and Phthalocyanines, July 2001, World Scientific Pub Co Pte Lt

    Professor Venugopal Rao Soma

  374. Excited state dynamics in tetra tolyl porphyrins studied using degenerate four wave mixing with incoherent light and ps pulses

    Article • Optics Communications, May 2001, Elsevier

    Professor Venugopal Rao Soma

  375. Studies of third-order optical nonlinearity and nonlinear absorption in tetra tolyl porphyrins using degenerate four wave mixing and Z-scan

    Article • Optics Communications, August 2000, Elsevier

    Professor Venugopal Rao Soma

  376. N-Alkyl-p-nitroanilines: impact of alkyl chain length on crystal structures and optical SHG

    Article • Journal of Materials Chemistry, January 1999, Royal Society of Chemistry

    Professor Venugopal Rao Soma

  377. Dispersion studies of non-linear absorption in C60 using Z-scan

    Article • Chemical Physics Letters, December 1998, Elsevier

    Professor Venugopal Rao Soma

  378. Excited state dynamics of C60 studied using incoherent light

    Article • Chemical Physics Letters, February 1998, Elsevier

    Professor Venugopal Rao Soma

  379. Ultrafast relaxation times of metalloporphyrins by time-resolved degenerate four-wave mixing with incoherent light

    Article • Journal of the Optical Society of America B, October 1997, Optical Society of America (OSA)

    Professor Venugopal Rao Soma

  380. Generation of ultrashort electrical pulses in semiconductor waveguides

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  381. Measurements of optical loss in GaAs/Al/sub 2/O/sub 3/ nonlinear waveguides in the infrared using femtosecond scattering technique

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  382. Efficient second harmonic generation in birefringently phase-matched GaAs/Al/sub 2/O/sub 3/ waveguides using femtosecond pulses at 2.01 μm

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  383. Second harmonic generation in GaAs/AlGaAs waveguides with femtosecond pulses near 1.55 μm using modal phase matching technique

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  384. First-order quasiphase matched second harmonic generation in GaAs/AlAs superlattice waveguides by use of ion-implantation induced intermixing

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venugopal Rao Soma

  385. Femtosecond to Microsecond Dynamics of Soret-Band Excited Corroles

    Article • American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  386. Synthesis, Optical, Electrochemical, DFT Studies NLO Properties, and Ultrafast Excited State Dynamics of Carbazole-Induced Phthalocyanine Derivatives

    Article • American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  387. Hierarchical Laser-Patterned Silver/Graphene Oxide Hybrid SERS Sensor for Explosive Detection

    Article • American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  388. Deciphering the Ultrafast Nonlinear Optical Properties and Dynamics of Pristine and Ni-Doped CsPbBr3 Colloidal Two-Dimensional Nanocrystals

    Article • American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  389. Tunable Nanosecond and Femtosecond Nonlinear Optical Properties of CNS-Doped TiO2 Nanoparticles

    Article • American Chemical Society (ACS)

    Professor Venugopal Rao Soma

  390. Wavelength-Dependent Nonlinear Optical Absorption and Broadband Optical Limiting in Au-Fe2O3rGO Nanocomposites

    Article • American Chemical Society (ACS)

    Professor Venugopal Rao Soma