All Stories

  1. A photonic integrated chip platform for interlayer exciton valley routing

    Article • Journal of Applied Physics, March 2023, American Institute of Physics

    Venu Gopal Achanta

  2. Hot carrier dynamics in a dispersionless plasmonic system

    Article • Journal of Applied Physics, December 2019, American Institute of Physics

    Venu Gopal Achanta

  3. Microscopic characterisation of photodetectors used in the hadron calorimeter of the Compact Muon Solenoid experiment

    Article • Review of Scientific Instruments, February 2019, American Institute of Physics

    Venu Gopal Achanta

  4. “Pattern and Peel” method for fabricating mechanically tunable terahertz metasurface on an elastomeric substrate

    Article • Optical Materials Express, October 2018, Optical Society of America (OSA)

    Venu Gopal Achanta

  5. A Broadband Plasmonic Metasurface Superabsorber at Optical Frequencies: Analytical Design Framework and Demonstration

    Article • Advanced Optical Materials, June 2018, Wiley

    Venu Gopal Achanta

  6. Magnetoplasmonic quasicrystals: an approach for multiband magneto-optical response

    Article • Optica, May 2018, Optical Society of America (OSA)

    Venu Gopal Achanta

  7. MPTMS self-assembled monolayer deposition for ultra-thin gold films for plasmonics

    Article • Journal of Physics Communications, March 2018, Institute of Physics Publishing

    Venu Gopal Achanta

  8. Study of THz-Plasmon hybridization of a loop Yagi-Uda absorber

    Article • Scientific Reports, December 2017, Springer Science + Business Media

    Venu Gopal Achanta

  9. High contrast switchability of VO_2 based metamaterial absorbers with ITO ground plane

    Article • Optics Express, April 2017, Optical Society of America (OSA)

    Venu Gopal Achanta

  10. Direct measurement of the Goos-Hänchen shift using a scanning quadrant detector and a polarization maintaining fiber

    Article • Review of Scientific Instruments, October 2016, American Institute of Physics

    Venu Gopal Achanta

  11. Controlling the dark quadrupole modes in Dolmen structures

    Article • September 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  12. Broadband linear and nonlinear optical response of plasmonic quasicrystals

    Article • Optics Communications, May 2016, Elsevier

    Venu Gopal Achanta

  13. Erratum: Erratum: Observation of giant Goos-Hänchen and angular shifts at designed metasurfaces

    Article • Scientific Reports, April 2016, Nature

    Venu Gopal Achanta

  14. Quasiperiodic air hole arrays for broadband and omnidirectional suppression of reflection

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

    Venu Gopal Achanta

  15. Observation of giant Goos-Hänchen and angular shifts at designed metasurfaces

    Article • Scientific Reports, January 2016, Nature

    Venu Gopal Achanta

  16. Photonic crystal microcavities with quantum dot defect: Towards quantum information processing

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

    Venu Gopal Achanta

  17. Influence of lead and cadmium fluoride variation on white light emission characteristics in oxyfluoride glasses and glass–ceramics

    Article • Journal of Luminescence, March 2015, Elsevier

    Venu Gopal Achanta

  18. Photonic crystals with plasmonic patterns: novel type of the heterostructures for enhanced magneto-optical activity

    Article • Journal of Physics D Applied Physics, February 2015, Institute of Physics Publishing

    Venu Gopal Achanta

  19. Plasmonic quasicrystals

    Article • Progress in Quantum Electronics, January 2015, Elsevier

    Venu Gopal Achanta

  20. Transformation of mode polarization in gyrotropic plasmonic waveguides

    Article • Laser Physics, August 2014, Institute of Physics Publishing

    Venu Gopal Achanta

  21. Optical reflectionless potentials for broadband, omnidirectional antireflection

    Article • Optics Express, July 2014, Optical Society of America (OSA)

    Venu Gopal Achanta

  22. Optical properties of serrated GaN nanowires

    Article • Optical Materials Express, June 2014, Optical Society of America (OSA)

    Venu Gopal Achanta

  23. Plasmonic quasicrystals with broadband transmission enhancement

    Article • Scientific Reports, June 2014, Springer Science + Business Media

    Venu Gopal Achanta

  24. Photonic crystal-based polarization selector for planar architectures

    Article • Journal of Nanophotonics, February 2014, SPIE

    Venu Gopal Achanta

  25. A micron resolution optical scanner for characterization of silicon detectors

    Article • Review of Scientific Instruments, February 2014, American Institute of Physics

    Venu Gopal Achanta

  26. Fabrication of large-area two-dimensional array of air holes with different hole shapes for optical and terahertz wavelength regions

    Article • Journal of Nanophotonics, January 2014, SPIE

    Venu Gopal Achanta

  27. Magnetophotonic intensity effects in hybrid metal-dielectric structures

    Article • Physical Review B, January 2014, American Physical Society (APS)

    Venu Gopal Achanta

  28. Physical, optical and nonlinear properties of InS single crystal

    Article • Optical Materials, January 2014, Elsevier

    Venu Gopal Achanta

  29. Photonic crystal based coupled cavity structure for scalable quantum circuits

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

    Venu Gopal Achanta

  30. A Narrowband THz Metamaterial Polarizer

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

    Venu Gopal Achanta, Professor Shriganesh S Prabhu

  31. Second Harmonic Generation using Plasmonic Quasi Crystals

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

    Venu Gopal Achanta

  32. Polarization dependent color switching by extra-ordinary transmission in H-slit plasmonic metasurface

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

    Venu Gopal Achanta

  33. Luminescence study of mixed valence Eu-doped nanocrystalline glass–ceramics

    Article • Optical Materials, December 2013, Elsevier

    Venu Gopal Achanta, Professor Ashutosh Goel

  34. Strong localization of terahertz wave and significant enhancement in electric field achieved in U-shaped resonators with a large aspect ratio

    Article • Applied Physics Letters, September 2013, American Institute of Physics

    Venu Gopal Achanta

  35. Tuning of the transverse magneto-optical Kerr effect in magneto-plasmonic crystals

    Article • New Journal of Physics, July 2013, Institute of Physics Publishing

    Venu Gopal Achanta

  36. Nonlinearity induced critical coupling

    Article • Optics Letters, July 2013, Optical Society of America (OSA)

    Venu Gopal Achanta

  37. Plasmon-mediated magneto-optical transparency

    Article • Nature Communications, July 2013, Springer Science + Business Media

    Venu Gopal Achanta

  38. Strong coupling of in-plane propagating plasmon modes and its control

    Article • Optics Express, May 2013, Optical Society of America (OSA)

    Venu Gopal Achanta

  39. Goos-Hänchen shifts in harmonic generation from metals

    Article • Optics Express, April 2013, Optical Society of America (OSA)

    Venu Gopal Achanta

  40. Efficient three-photon luminescence with strong polarization dependence from a scintillating silicate glass co-doped with Gd^3+ and Tb^3+

    Article • Optics Express, March 2013, Optical Society of America (OSA)

    Venu Gopal Achanta

  41. Structural and Optical Investigation of Rare Earth Doped Oxyfluoride Glasses

    Article • Transactions of the Indian Ceramic Society, March 2013, Taylor & Francis

    Venu Gopal Achanta

  42. Dy3+-doped nano-glass ceramics comprising NaAlSiO4 and NaY9Si6O26 nanocrystals for white light generation

    Article • Materials Science and Engineering B, February 2013, Elsevier

    Venu Gopal Achanta

  43. Interfacing Spins in an InGaAs Quantum Dot to a Semiconductor Waveguide Circuit Using Emitted Photons

    Article • Physical Review Letters, January 2013, American Physical Society (APS)

    Venu Gopal Achanta

  44. Studying periodic nanostructures by probing the in-sample optical far-field using coherent phonons

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

    Venu Gopal Achanta

  45. Coherent perfect absorption mediated anomalous reflection and refraction

    Article • Optics Letters, October 2012, Optical Society of America (OSA)

    Venu Gopal Achanta

  46. Modulation of a surface plasmon-polariton resonance by subterahertz diffracted coherent phonons

    Article • Physical Review B, September 2012, American Physical Society (APS)

    Venu Gopal Achanta

  47. Proximity error correction method for continuous moving stage electron beam writing

    Article • Journal of Vacuum Science & Technology B Microelectronics and Nanometer Structures Processing Measurement and Phenomena, September 2012, American Vacuum Society

    Venu Gopal Achanta

  48. Near dispersion-less surface plasmon polariton resonances at a metal-dielectric interface with patterned dielectric on top

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

    Venu Gopal Achanta

  49. Selective appearance of several laser-induced periodic surface structure patterns on a metal surface using structural colors produced by femtosecond laser pulses

    Article • Applied Surface Science, July 2012, Elsevier

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  50. Role of interfering optical fields in the trapping and melting of gold nanorods and related clusters

    Article • Optics Express, April 2012, Optical Society of America (OSA)

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  51. Assembling of three-dimensional crystals by optical depletion force induced by a single focused laser beam

    Article • Optics Express, April 2012, Optical Society of America (OSA)

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  52. Fabry–Perot plasmonic structures for nanophotonics

    Article • Journal of the Optical Society of America B, February 2012, Optical Society of America (OSA)

    Venu Gopal Achanta

  53. Plasmonic crystals for ultrafast nanophotonics: Optical switching of surface plasmon polaritons

    Article • Physical Review B, February 2012, American Physical Society (APS)

    Venu Gopal Achanta

  54. High spatial frequency periodic structures induced on metal surface by femtosecond laser pulses

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

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  55. Light propagation in coupled waveguides

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

    Venu Gopal Achanta

  56. Plasmonic crystals for enhancing optical properties

    Article • January 2012, American Institute of Physics

    Venu Gopal Achanta

  57. Planar Waveguide Architecture for the Implementation of a Network of Optically Controlled Quantum Dot Spin Qubits

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

    Venu Gopal Achanta

  58. Novel Fabry-Perot resonant plasmonic crystals for nanophototnic applications

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

    Venu Gopal Achanta

  59. Fabrication of high density waveguide structures using e-beam lithography

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

    Venu Gopal Achanta

  60. Photonic Crystal Based Polarization Beamsplitter

    Article • December 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  61. Metal Nanoparticle Chains as Light Couplers

    Article • December 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  62. Femtosecond laser ablation of ZnO nanorods for two-photon-pumped random lasing and optical data storage

    Article • Applied Physics B Photophysics and Laser Chemistry, November 2011, Springer Science + Business Media

    Venu Gopal Achanta

  63. Transmission of terahertz wave through one-dimensional photonic crystals containing single and multiple metallic defects

    Article • Journal of Applied Physics, October 2011, American Institute of Physics

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  64. Silicon based taper waveguides for near field coupling

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  65. Plasmon assisted intense blue–green emission from ZnO/ZnS nanocrystallites

    Article • Optical Materials, September 2011, Elsevier

    Venu Gopal Achanta

  66. Fabry-Perot surface plasmon polaritons in metal-dielectric gratings

    Article • September 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  67. Intensity magnetooptical effect in magnetoplasmonic crystals

    Article • Journal of Physics Conference Series, July 2011, Institute of Physics Publishing

    Venu Gopal Achanta

  68. Effect of detuning on the phonon induced dephasing of optically driven InGaAs/GaAs quantum dots

    Article • Journal of Applied Physics, May 2011, American Institute of Physics

    Venu Gopal Achanta

  69. Enhanced magneto-optical effects in magnetoplasmonic crystals

    Article • Nature Nanotechnology, April 2011, Springer Science + Business Media

    Venu Gopal Achanta

  70. Defect modification and energy extraction in a one-dimensional terahertz photonic crystal

    Article • Journal of Applied Physics, January 2011, American Institute of Physics

    Venu Gopal Achanta

  71. Size-Dependent Tuning of Mn2+ d Emission in Mn2+-Doped CdS Nanocrystals: Bulk vs Surface

    Article • The Journal of Physical Chemistry C, October 2010, American Chemical Society (ACS)

    Venu Gopal Achanta, D. D. Sarma

  72. Response of colloidal liquids containing magnetic holes of different volume densities to magnetic field characterized by transmission measurement

    Article • Chinese Physics B, October 2010, Institute of Physics Publishing

    Venu Gopal Achanta

  73. Optical trapping and manipulation of magnetic holes dispersed in a magnetic fluid

    Article • Journal of Applied Physics, May 2010, American Institute of Physics

    Venu Gopal Achanta

  74. All-optical switching mediated by magnetic nanoparticles

    Article • Optics Letters, January 2010, Optical Society of America (OSA)

    Venu Gopal Achanta

  75. Damping of Exciton Rabi Rotations by Acoustic Phonons in Optically ExcitedInGaAs/GaAsQuantum Dots

    Article • Physical Review Letters, January 2010, American Physical Society (APS)

    Venu Gopal Achanta

  76. Effects of optical forces on the transmission of magnetic fluids investigated by Z-scan technique

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

    Venu Gopal Achanta

  77. In-Situ Characterization of Three-Dimensional Optical Matters by Light Diffraction

    Article • Chinese Physics Letters, July 2009, Institute of Physics Publishing

    Venu Gopal Achanta

  78. Influence of trapping power and scanning speed on the quality of ordered structures formed in Z-scan-based optical trapping

    Article • EPL (Europhysics Letters), January 2009, Institute of Physics Publishing

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  79. Manipulation of microparticles in colloidal liquids by Z-scan-based optical trapping

    Article • Journal of Applied Physics, December 2008, American Institute of Physics

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  80. Dynamics of optical matter creation and annihilation in colloidal liquids controlled by laser trapping power

    Article • Optics Letters, November 2008, Optical Society of America (OSA)

    Venu Gopal Achanta, Professor Vyacheslav A. Trofimov

  81. Enhancement of switching speed by laser-induced clustering of nanoparticles in magnetic fluids

    Article • Applied Physics Letters, June 2008, American Institute of Physics

    Venu Gopal Achanta

  82. All-optical switching using controlled formation of large volume three-dimensional optical matter

    Article • Applied Physics Letters, June 2008, American Institute of Physics

    Venu Gopal Achanta

  83. Self-induced transparency in colloidal liquids by Z-scan-based optical trapping

    Article • Applied Physics Letters, April 2008, American Institute of Physics

    Venu Gopal Achanta

  84. Self-induced Anderson localization and optical limiting in photonic crystal coupled cavity waveguides with Kerr nonlinearity

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

    Venu Gopal Achanta

  85. Femtosecond pulse distortion at surface plasmon resonances in a plasmonic crystal: Effect of surface plasmon lifetime

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

    Venu Gopal Achanta

  86. All-optical diodes based on photonic crystal molecules consisting of nonlinear defect pairs

    Article • Journal of Applied Physics, June 2006, American Institute of Physics

    Venu Gopal Achanta

  87. High Quality Factor Photonic Crystal Micro-Cavity Design to Utilize Semiconductor Nonlinearities

    Article • Japanese Journal of Applied Physics, March 2006, Japan Society of Applied Physics

    Venu Gopal Achanta

  88. Ultrafast Dynamics of Polarization Induced at Surface Plasmon Resonances in One Dimensional Metallic Plasmonic Crystal

    Article • January 2006, Optical Society of America (OSA)

    Venu Gopal Achanta

  89. Dynamics of nonlinear photonic crystal atoms characterized by numerical simulations in a pump-probe scheme

    Article • Applied Physics Letters, March 2005, American Institute of Physics

    Venu Gopal Achanta

  90. Temporal behaviour of field in high quality factor photonic crystal microcavity structure

    Article • Optics Express, January 2005, Optical Society of America (OSA)

    Venu Gopal Achanta

  91. Ultrafast response of photonic crystal atoms with Kerr nonlinearity to ultrashort optical pulses

    Article • Applied Physics Letters, June 2004, American Institute of Physics

    Venu Gopal Achanta

  92. Magneto-photoluminescence study of InGaAs/InP and InGaAs/AlAsSb quantum wells

    Article • Physica E Low-dimensional Systems and Nanostructures, March 2004, Elsevier

    Venu Gopal Achanta

  93. Optical quality improvement of InGaAs/AlAs/AlAsSb coupled double quantum wells grown by molecular beam epitaxy

    Article • physica status solidi c, February 2004, Wiley

    Venu Gopal Achanta

  94. Propagation effects in spectrally resolved transient four wave mixing measurements on excitons in GaAs multiple quantum wells

    Article • Physica E Low-dimensional Systems and Nanostructures, February 2004, Elsevier

    Venu Gopal Achanta

  95. Intersubband absorption saturation in InGaAs-AlAs-AlAsSb coupled quantum wells

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

    Venu Gopal Achanta

  96. InGaAs-AlAs-AlAsSb coupled quantum well intersubband transition all-optical switch with low switching energy for OTDM systems

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

    Venu Gopal Achanta

  97. Ultralow Intersubband Absorption Saturation Intensity at Communication Wavelength Achieved in Novel Strain Compensated InGaAs/AlAs/AlAsSb Quantum Wells Grown by Molecular Beam Epitaxy

    Article • Japanese Journal of Applied Physics, September 2003, Japan Society of Applied Physics

    Venu Gopal Achanta

  98. Room-temperature dephasing time of intersubband transitions in heavily-doped InGaAs/AlAs/AlAsSb coupled quantum wells

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

    Venu Gopal Achanta

  99. Realization of ultrafast and low power all-optical switches using intersubband transitions in a novel InGaAs/AlAs/AlAsSb quantum well structure

    Article • June 2003, SPIE

    Venu Gopal Achanta

  100. Understanding the ultra-low intersubband saturation intensity in InGaAs-AlAsSb quantum wells

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

    Venu Gopal Achanta

  101. Intersubband absorption saturation in InGaAs-AlAsSb quantum wells

    Article • IEEE Journal of Quantum Electronics, November 2002, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  102. Well-width and doping-density dependence of 1.35 μm intersubband transition in InGaAs/AlAsSb quantum wells

    Article • Applied Physics Letters, June 2002, American Institute of Physics

    Venu Gopal Achanta

  103. Large intersubband nonlinearity for all-optical switching at 1.72 micron in Sb-based quantum wells

    Article • May 2002, SPIE

    Venu Gopal Achanta

  104. 1.55-μm picosecond all-optical switching by using intersubband absorption in InGaAs-AlAs-AlAsSb coupled quantum wells

    Article • IEEE Photonics Technology Letters, April 2002, Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  105. Intensity correlated nonlinear photoluminescence spectra in undoped andp-doped GaAs and GaAs quantum wells

    Article • January 2002, American Physical Society (APS)

    Venu Gopal Achanta

  106. Ultrafast all-optical switching using intersubband transitions in InGaAs/AlAsSb quantum well structures

    Article • January 2002, Optical Society of America (OSA)

    Venu Gopal Achanta

  107. 1.35 [micro sign]m intersubband transition in InGaAs∕AlAsSb single quantum wells

    Article • Electronics Letters, January 2002, the Institution of Engineering and Technology (the IET)

    Venu Gopal Achanta

  108. Absorption Saturation of Intersubband Transition in InGaAs/AlAsSb Quantum Well Characterized by Absorption Spectral Analysis

    Article • Japanese Journal of Applied Physics, October 2001, Japan Society of Applied Physics

    Venu Gopal Achanta

  109. Large improvement in intersubband saturation intensity in InGaAs/AlAsSb quantum well

    Article • Electronics Letters, January 2001, the Institution of Engineering and Technology (the IET)

    Venu Gopal Achanta

  110. Nonlinearity and recovery time of 1.55 [micro sign]m intersubband absorption in InGaAs/AlAs/AlAsSb coupled quantum wells

    Article • Electronics Letters, January 2001, the Institution of Engineering and Technology (the IET)

    Venu Gopal Achanta

  111. Unequal dependence of the dephasing rates for inhomogeneously broadened excitons on the intensities of the exciting beams in four-wave-mixing measurements

    Article • December 2000, American Physical Society (APS)

    Venu Gopal Achanta

  112. Well-width dependence of light-hole exciton dephasing in GaAs quantum wells

    Article • August 2000, American Physical Society (APS)

    Venu Gopal Achanta

  113. Exciton–exciton scattering in GaAs/AlAs lateral superlattice

    Article • Solid State Communications, July 2000, Elsevier

    Venu Gopal Achanta

  114. Photoluminescence study of exciton–optical phonon scattering in bulk GaAs and GaAs quantum wells

    Article • Journal of Applied Physics, February 2000, American Institute of Physics

    Venu Gopal Achanta

  115. Exciton-phonon scattering in GaAs/AlAs quantum wires

    Article • Applied Physics Letters, April 1999, American Institute of Physics

    Venu Gopal Achanta

  116. Exciton Formation and Relaxation Dynamics in Quantum Wires

    Article • Physical Review Letters, September 1998, American Physical Society (APS)

    Venu Gopal Achanta

  117. Sb-based coupled quantum wells for efficient broadband intersubband all-optical switches

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  118. Ultra-low intersubband absorption saturation intensity in InGaAs/AlAs/AlAsSb coupled double quantum wells with AlAs diffusion-stopping layers

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  119. Ultrafast all-optical switching using near-infrared intersubband transitions in quantum wells

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta

  120. Ultrafast Dynamics of Polarization induced at Surface Plasmon Resonances in a One Dimensional Metallic Plasmonic Crystal

    Article • Springer Science + Business Media

    Venu Gopal Achanta

  121. A novel InGaAs/AlAs/AlAsSb quantum well structures for ultrafast and low-power all-optical switches using intersubband transitions

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Venu Gopal Achanta