All Stories

  1. Achieving Phonon‐Glass Electron‐Crystal Behavior in Fully Organic Flexible Thermoelectrics

    Article • Advanced Energy Materials, April 2026, Wiley

    Professor Jeonghun Kwak

  2. All-solution-processed scalable and wearable organic thermoelectrics by structurally mimicking transverse thermoelectric effects

    Article • Science Advances, March 2026, American Association for the Advancement of Science

    Professor Jeonghun Kwak

  3. A Review of Transient Characterization Techniques for Quantum Dot Light‐Emitting Diodes

    Article • Advanced Physics Research, February 2026, Wiley

    Professor Jeonghun Kwak

  4. Areal Trap‐Driven Analog Resistive Switching in InP/ZnSe/ZnS Quantum Dot Memristors for Neuromorphic Computing

    Article • Advanced Functional Materials, January 2026, Wiley

    Professor Jeonghun Kwak

  5. Multi‐Functional Electrophoretic Deposition for Crosstalk‐Free, Ultra‐High‐Resolution Full‐Color QLEDs

    Article • Laser & Photonics Review, January 2026, Wiley

    Professor Jeonghun Kwak

  6. Sequentially treated PEDOT:PSS with graphene quantum dots as synergistic nanofillers for high-performance thermoelectrics

    Article • Synthetic Metals, January 2026, Elsevier

    Professor Jeonghun Kwak

  7. Oxygen Vacancy Formation in ZnSeTe Blue Quantum Dot Light-Emitting Diodes

    Article • Journal of the American Chemical Society, October 2025, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  8. Enhanced thermoelectric performance in organic thin films via MoO3-mediated contact resistance reduction and energy filtering

    Article • Applied Physics Letters, July 2025, American Institute of Physics

    Professor Jeonghun Kwak

  9. Improved Efficiency and Operational Lifetime in InP-Based Quantum-Dot Light-Emitting Diodes Using a ZnO:ZnS Nanocomposite Electron Transport Layer

    Article • ACS Photonics, July 2025, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  10. A comprehensive review on the lifetime of cadmium-free quantum-dot light-emitting diodes

    Article • Journal of Information Display, May 2025, Taylor & Francis

    Professor Jeonghun Kwak

  11. Lowering Off Current in Poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)-Based Resistive Random Access Memory By Modulating Molecular Orientation and Doping Levels

    Article • ACS Applied Electronic Materials, March 2025, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  12. ZnSTe/ZnSe/ZnS Reverse Type-I Blue-emitting Quantum Dot Diodes

    Article • ACS Applied Nano Materials, March 2025, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  13. Investigation of excess charge carriers and optimization of InP quantum-dot light-emitting diodes using self-assembled monolayers

    Article • Organic Electronics, March 2025, Elsevier

    Professor Jeonghun Kwak

  14. Direct Photolithography of Colloidal InP-Based Quantum Dots Utilizing the Photoligation Method

    Article • Chemistry of Materials, February 2025, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  15. Recent advances in engineering electronic and thermal properties of PEDOT:PSS for efficient thermoelectric energy conversion

    Article • Journal of Materials Chemistry C, January 2025, Royal Society of Chemistry

    Professor Jeonghun Kwak

  16. High Conductivity in PEDOT:PSS Thin‐Films by Secondary Doping with Superacid Vapor: Mechanisms and Application to Thermoelectrics

    Article • Advanced Physics Research, December 2024, Wiley

    Professor Jeonghun Kwak

  17. Direct Evidence of Excessive Charge-Carrier-Induced Degradation in InP Quantum-Dot Light-Emitting Diodes

    Article • ACS Applied Materials & Interfaces, December 2024, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  18. High-Performance InP Quantum-Dot Light-Emitting Diodes with a NiOx Nanoparticle-Embedded Hybrid Emissive Layer

    Article • ACS Applied Materials & Interfaces, December 2024, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  19. Cd-Free Quantum-Dot Light-Emitting Diodes through Nanometer-Thick ZnS/ZnMgO Double-Electron Transport Layers

    Article • ACS Applied Nano Materials, December 2024, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  20. Machine‐Learning‐Assisted Process Optimization for High‐Performance Organic Thermoelectrics

    Article • Advanced Energy Materials, November 2024, Wiley

    Professor Jeonghun Kwak

  21. Recent Advances in Light Outcoupling from Quantum-Dot Light-Emitting Diodes

    Article • ACS Photonics, November 2024, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  22. Enhanced Performance and Stability of PEDOT:PSS Thin-Film Thermoelectrics by De-doping with Nitrogen-Doped Graphene Quantum Dots

    Article • ACS Applied Electronic Materials, August 2024, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  23. Advances in display technology: augmented reality, virtual reality, quantum dot-based light-emitting diodes, and organic light-emitting diodes

    Article • Journal of Information Display, May 2024, Taylor & Francis

    Professor Jeonghun Kwak

  24. Bright Bifacial White‐Light Illumination by Highly Deformable Electroluminescent Devices Based on Transparent Ionic‐Hydrogel Electrodes and Quantum‐Dot Color Conversion

    Article • Small, May 2024, Wiley

    Professor Jeonghun Kwak

  25. 3D-Printed Soft Temperature Sensors Based on Thermoelectric Effects for Fast Mapping of Localized Temperature Distributions

    Article • ACS Applied Materials & Interfaces, May 2024, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  26. Bright, Flexible, and Waterproof Top-Emitting InP Quantum Dot Light-Emitting Diodes on Al Foil

    Article • IEEE Journal of Selected Topics in Quantum Electronics, May 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jeonghun Kwak

  27. Cation-Exchanged quantum Dot-Based high-performance near-infrared photodetectors through surface treatment and passivation

    Article • Chemical Engineering Journal, May 2024, Elsevier

    Professor Jeonghun Kwak

  28. Angle‐Independent Top‐Emitting Quantum‐Dot Light‐Emitting Diodes Using a Solution‐Processed Subwavelength Scattering–Capping Layer

    Article • Advanced Optical Materials, February 2024, Wiley

    Professor Jeonghun Kwak

  29. Red quantum-dot common layer for organic-quantum-dot hybrid light-emitting diodes for full-color displays

    Article • Journal of Information Display, January 2024, Taylor & Francis

    Professor Jeonghun Kwak

  30. High Thermoelectric Performance in Solution‐Processed Semicrystalline PEDOT:PSS Films by Strong Acid–Base Treatment: Limitations and Potential

    Article • Advanced Science, January 2024, Wiley

    Professor Jeonghun Kwak

  31. Efficient and stable InP quantum-dot light-emitting diodes formed by premixing 2-hydroxyethyl methacrylate into ZnMgO

    Article • Journal of Materials Chemistry C, January 2024, Royal Society of Chemistry

    Professor Jeonghun Kwak

  32. Optimum Design Configuration of Thin‐Film Transistors and Quantum‐Dot Light‐Emitting Diodes for Active‐Matrix Displays

    Article • Advanced Materials, October 2023, Wiley

    Professor Jeonghun Kwak

  33. Enhanced Stability and Highly Bright Electroluminescence of AgInZnS/CdS/ZnS Quantum Dots through Complete Isolation of Core and Shell via a CdS Interlayer

    Article • Small, September 2023, Wiley

    Professor Jeonghun Kwak

  34. Top‐Emitting Quantum Dot Light‐Emitting Diodes: Theory, Optimization, and Application

    Article • Small Methods, May 2023, Wiley

    Professor Jeonghun Kwak

  35. All Direct Ink Writing of 3D Compliant Carbon Thermoelectric Generators for High‐Energy Conversion Efficiency

    Article • Advanced Energy Materials, May 2023, Wiley

    Professor Jeonghun Kwak

  36. Effects of interfacial area and energetic barrier on thermoelectric performance of PEDOT:PSS–MXene composite films

    Article • Materials Research Express, May 2023, Institute of Physics Publishing

    Professor Jeonghun Kwak

  37. Optically Transparent and Mechanically Robust Ionic Hydrogel Electrodes for Bright Electroluminescent Devices Achieving High Stretchability Over 1400%

    Article • Advanced Functional Materials, April 2023, Wiley

    Professor Jeonghun Kwak

  38. Realization of Highly Efficient InP Quantum Dot Light‐Emitting Diodes through In‐Depth Investigation of Exciton‐Harvesting Layers

    Article • Advanced Optical Materials, February 2023, Wiley

    Professor Jeonghun Kwak

  39. Randomly Disassembled Nanostructure for Wide Angle Light Extraction of Top‐Emitting Quantum Dot Light‐Emitting Diodes

    Article • Small, February 2023, Wiley

    Professor Jeonghun Kwak

  40. Vitamin C-Induced Enhanced Performance of PEDOT:PSS Thin Films for Eco-Friendly Transient Thermoelectrics

    Article • ACS Applied Materials & Interfaces, January 2023, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  41. Charge transport transition of PEDOT:PSS thin films for temperature-insensitive wearable strain sensors

    Article • Nanoscale, January 2023, Royal Society of Chemistry

    Professor Jeonghun Kwak

  42. High temporal resolution transparent thermoelectric temperature sensors for photothermal effect sensing

    Article • Materials Horizons, January 2023, Royal Society of Chemistry

    Professor Jeonghun Kwak

  43. Solution-processed ambipolar organic thin-film transistors and inverters in a single substrate through self-assembled monolayer-treated electrodes

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

    Professor Jeonghun Kwak

  44. Effect of Excess Carriers on the Degradation of InP-Based Quantum-Dot Light-Emitting Diodes

    Article • ACS Applied Electronic Materials, December 2022, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  45. Progress in the Development of Active-Matrix Quantum-Dot Light-Emitting Diodes Driven by Non-Si Thin-Film Transistors

    Article • Materials, November 2022, MDPI AG

    Professor Jeonghun Kwak

  46. Effective Blue Light-Absorbing AuAg Nanoparticles in InP Quantum Dots-Based Color Conversion

    Article • Materials, November 2022, MDPI AG

    Professor Jeonghun Kwak

  47. Perovskite solar cells integrated with blue cut-off filters for mitigating light-induced degradation

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

    Professor Jeonghun Kwak

  48. Topologically Protected All‐Optical Memory

    Article • Advanced Electronic Materials, June 2022, Wiley

    Professor Jeonghun Kwak

  49. Transient Dynamics of Charges and Excitons in Quantum Dot Light‐Emitting Diodes

    Article • Small, June 2022, Wiley

    Professor Jeonghun Kwak

  50. Progress in the development of the display performance of AR, VR, QLED and OLED devices in recent years

    Article • Journal of Information Display, January 2022, Taylor & Francis

    Professor Jeonghun Kwak

  51. Synthesis of UV/blue light-emitting aluminum hydroxide with oxygen vacancy and their application to electrically driven light-emitting diodes

    Article • RSC Advances, January 2022, Royal Society of Chemistry

    Professor Jeonghun Kwak

  52. Bright and Stable Quantum Dot Light‐Emitting Diodes

    Article • Advanced Materials, November 2021, Wiley

    Professor Jeonghun Kwak

  53. Analysis of the effect of solvents on the performance of solution-processed organic light-emitting diodes based on Fourier-transform infrared spectroscopy

    Article • Organic Electronics, October 2021, Elsevier

    Professor Jeonghun Kwak

  54. Photovoltaic characterizing method of degradation of polymer light-emitting diodes based on ideality factor and density of states

    Article • Applied Physics Letters, September 2021, American Institute of Physics

    Professor Jeonghun Kwak

  55. A Bioinspired Stretchable Sensory‐Neuromorphic System

    Article • Advanced Materials, September 2021, Wiley

    Professor Jeonghun Kwak

  56. 20.3: Invited Paper: Organic–Quantum Dot Hybrid Light‐Emitting Diodes and Inkjet‐printed Quantum Dot Pixels for Full‐color Displays

    Article • SID Symposium Digest of Technical Papers, August 2021, Wiley

    Professor Jeonghun Kwak

  57. Highly Efficient, Surface Ligand Modified Quantum Dot Light‐Emitting Diodes Driven by Type‐Controllable MoTe2 Thin Film Transistors via Electron Charge Enhancer

    Article • Advanced Electronic Materials, July 2021, Wiley

    Professor Jeonghun Kwak

  58. Effect of Solvent on the Interfacial Crystallinity in Sequentially Processed Organic Solar Cells

    Article • Advanced Materials Interfaces, July 2021, Wiley

    Professor Jeonghun Kwak

  59. Stoichiometric Doping of Highly Coupled Cu2–xS Nanocrystal Assemblies

    Article • ACS Applied Materials & Interfaces, May 2021, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  60. Enhanced Performance of Pixelated Quantum Dot Light‐Emitting Diodes by Inkjet Printing of Quantum Dot–Polymer Composites

    Article • Advanced Optical Materials, March 2021, Wiley

    Professor Jeonghun Kwak

  61. Mechanically and electrically durable, stretchable electronic textiles for robust wearable electronics

    Article • RSC Advances, January 2021, Royal Society of Chemistry

    Professor Jeonghun Kwak

  62. Origin of enhanced efficiency and stability in diblock copolymer-grafted Cd-free quantum dot-based light-emitting diodes

    Article • Journal of Materials Chemistry C, January 2021, Royal Society of Chemistry

    Professor Jeonghun Kwak

  63. Study on graphene oxide as a hole extraction layer for stable organic solar cells

    Article • RSC Advances, January 2021, Royal Society of Chemistry

    Professor Jeonghun Kwak

  64. Degenerately Doped Semi‐Crystalline Polymers for High Performance Thermoelectrics

    Article • Advanced Functional Materials, December 2020, Wiley

    Professor Jeonghun Kwak

  65. Tailoring the Electronic Landscape of Quantum Dot Light-Emitting Diodes for High Brightness and Stable Operation

    Article • ACS Nano, November 2020, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  66. Sunlike White Quantum Dot Light‐Emitting Diodes with High Color Rendition Quality

    Article • Advanced Optical Materials, September 2020, Wiley

    Professor Jeonghun Kwak

  67. Optimization of Thermoelectric Properties of Polymers by Incorporating Oligoethylene Glycol Side Chains and Sequential Solution Doping with Preannealing Treatment

    Article • Macromolecules, August 2020, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  68. High-resolution patterning of colloidal quantum dots via non-destructive, light-driven ligand crosslinking

    Article • Nature Communications, June 2020, Springer Science + Business Media

    Professor Jeonghun Kwak

  69. Enhanced Output Performance of All-Solution-Processed Organic Thermoelectrics: Spray Printing and Interface Engineering

    Article • ACS Applied Materials & Interfaces, May 2020, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  70. Direct Observation of Crystal Engineering in Perovskite Solar Cells in a Moisture-Free Environment Using Conductive Atomic Force Microscopy and Friction Force Microscopy

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

    Professor Jeonghun Kwak

  71. Progress of display performances: AR, VR, QLED, and OLED

    Article • Journal of Information Display, January 2020, Taylor & Francis

    Professor Jeonghun Kwak

  72. Photo-cleavable perfluoroalkylated copolymers for tailoring quantum dot thin films

    Article • Polymer Chemistry, January 2020, Royal Society of Chemistry

    Professor Jeonghun Kwak

  73. Understanding of the aging pattern in quantum dot light-emitting diodes using low-frequency noise

    Article • Nanoscale, January 2020, Royal Society of Chemistry

    Professor Jeonghun Kwak

  74. Closely Packed Polypyrroles via Ionic Cross-Linking: Correlation of Molecular Structure–Morphology–Thermoelectric Properties

    Article • ACS Applied Materials & Interfaces, December 2019, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  75. Highly Efficient and Bright Inverted Top‐Emitting InP Quantum Dot Light‐Emitting Diodes Introducing a Hole‐Suppressing Interlayer

    Article • Small, November 2019, Wiley

    Professor Jeonghun Kwak

  76. Enhanced Humid Reliability of Organic Thermoelectrics via Crosslinking with Glycerol

    Article • Nanomaterials, November 2019, MDPI AG

    Professor Jeonghun Kwak

  77. Inverted quantum dot light-emitting diodes with defect-passivated ZnO as an electron transport layer

    Article • Semiconductor Science and Technology, July 2019, Institute of Physics Publishing

    Professor Jeonghun Kwak

  78. Highly Stable Organic Transistors on Paper Enabled by a Simple and Universal Surface Planarization Method

    Article • Advanced Materials Interfaces, February 2019, Wiley

    Professor Jeonghun Kwak

  79. Progress of display performances: AR, VR, QLED, OLED, and TFT

    Article • Journal of Information Display, January 2019, Taylor & Francis

    Professor Byoungho Lee, Professor Yong-Young Noh, Professor Jeonghun Kwak

  80. Enhanced efficiency and high temperature stability of hybrid quantum dot light-emitting diodes using molybdenum oxide doped hole transport layer

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

    Professor Jeonghun Kwak

  81. Flexible transparent film heaters using a ternary composite of silver nanowire, conducting polymer, and conductive oxide

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

    Professor Jeonghun Kwak

  82. Ile-Lys-Val-ala-Val (IKVAV) peptide for neuronal tissue engineering

    Article • Polymers for Advanced Technologies, October 2018, Wiley

    Dr Rajshekhar Karpoormath, Professor Jeonghun Kwak

  83. P‐114: Green Quantum Dot Light‐Emitting Diodes with High Color Purity and Their Efficiency Improvement

    Article • SID Symposium Digest of Technical Papers, May 2018, Wiley

    Professor Jeonghun Kwak

  84. A Planar Cyclopentadithiophene–Benzothiadiazole-Based Copolymer with sp2-Hybridized Bis(alkylsulfanyl)methylene Substituents for Organic Thermoelectric Devices

    Article • Macromolecules, April 2018, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  85. Transition-metal-based layered double hydroxides tailored for energy conversion and storage

    Article • Journal of Materials Chemistry A, January 2018, Royal Society of Chemistry

    Professor Jeonghun Kwak

  86. Simultaneous improvement of performance and stability in PEDOT:PSS–sorbitol composite based flexible thermoelectric modules by novel design and fabrication process

    Article • Macromolecular Research, November 2017, Springer Science + Business Media

    Professor Jeonghun Kwak

  87. Controlling charge balance using non-conjugated polymer interlayer in quantum dot light-emitting diodes

    Article • Organic Electronics, November 2017, Elsevier

    Professor Jeonghun Kwak

  88. Structural and Morphological Evolution for Water-resistant Organic Thermoelectrics

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

    Professor Jeonghun Kwak

  89. Improved electron injection in all-solution-processed n-type organic field-effect transistors with an inkjet-printed ZnO electron injection layer

    Article • Applied Surface Science, October 2017, Elsevier

    Professor Jeonghun Kwak

  90. Polymeric microspheres: a delivery system for osteogenic differentiation

    Article • Polymers for Advanced Technologies, June 2017, Wiley

    Professor Jeonghun Kwak

  91. Injection-modulated polarity conversion by charge carrier density control via a self-assembled monolayer for all-solution-processed organic field-effect transistors

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

    Professor Jeonghun Kwak

  92. Sulfuric acid vapor treatment for enhancing the thermoelectric properties of PEDOT:PSS thin-films

    Article • Journal of Materials Science Materials in Electronics, February 2016, Springer Science + Business Media

    Professor Jeonghun Kwak

  93. The influence of sequential ligand exchange and elimination on the performance of P3HT:CdSe quantum dot hybrid solar cells

    Article • Nanotechnology, October 2015, Institute of Physics Publishing

    Professor Jeonghun Kwak

  94. Vapor-phase-processed fluorinated self-assembled monolayer for organic thin-film transistors

    Article • Journal of the Korean Physical Society, September 2015, Korean Physical Society

    Professor Jeonghun Kwak

  95. Silver Nanowire–Conducting Polymer–ITO Hybrids for Flexible and Transparent Conductive Electrodes with Excellent Durability

    Article • ACS Applied Materials & Interfaces, July 2015, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  96. High-Power Genuine Ultraviolet Light-Emitting Diodes Based On Colloidal Nanocrystal Quantum Dots

    Article • Nano Letters, June 2015, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  97. 46.1: Invited Paper : Recent Progress of Light‐Emitting Diodes Based on Colloidal Quantum Dots

    Article • SID Symposium Digest of Technical Papers, June 2015, Wiley

    Professor Jeonghun Kwak

  98. Soft Contact Transplanted Nanocrystal Quantum Dots for Light-Emitting Diodes: Effect of Surface Energy on Device Performance

    Article • ACS Applied Materials & Interfaces, May 2015, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  99. Trap-level-engineered common red layer for fabricating red, green, and blue subpixels of full-color organic light-emitting diode displays

    Article • Optics Express, April 2015, Optical Society of America (OSA)

    Professor Jeonghun Kwak

  100. Enhanced thermoelectric properties of sorbitol-mixed PEDOT:PSS thin films by chemical reduction

    Article • Journal of Materials Science Materials in Electronics, January 2015, Springer Science + Business Media

    Professor Jeonghun Kwak

  101. Thermoset polymers consisting of novolac and melamine derivatives as insulators for organic thin-film transistors

    Article • Journal of Materials Chemistry C, January 2015, Royal Society of Chemistry

    Professor Jeonghun Kwak

  102. New alkylthio-thieno[3,2-b]thiophene-substituted benzodithiophene-based highly efficient photovoltaic polymer

    Article • Journal of Materials Chemistry C, January 2015, Royal Society of Chemistry

    Professor Jeonghun Kwak

  103. Room-temperature and solution-processed vanadium oxide buffer layer for efficient charge injection in bottom-contact organic field-effect transistors

    Article • Current Applied Physics, December 2014, Elsevier

    Professor Jeonghun Kwak

  104. Thermally curable polymers consisting of alcohol-functionalized cyclotetrasiloxane and melamine derivatives for use as insulators in OTFTs

    Article • Organic Electronics, December 2014, Elsevier

    Professor Jeonghun Kwak

  105. Highly Efficient Blue Fluorescent Organic Light-Emitting Diodes by Engineering Hole-Transporting/Exciton-Blocking Layer

    Article • ECS Solid State Letters, November 2014, The Electrochemical Society

    Professor Jeonghun Kwak

  106. Low temperature processable silver nanoparticles

    Article • Nanotechnology, October 2014, Institute of Physics Publishing

    Professor Jeonghun Kwak

  107. Effect of π-conjugated bridges of TPD-based medium bandgap conjugated copolymers for efficient tandem organic photovoltaic cells

    Article • Energy & Environmental Science, October 2014, Royal Society of Chemistry

    Professor Jeonghun Kwak

  108. Thermally curable organic/inorganic hybrid polymers as gate dielectrics for organic thin-film transistors

    Article • Journal of Polymer Science Part A Polymer Chemistry, September 2014, Wiley

    Professor Jeonghun Kwak

  109. R/G/B/Natural White Light Thin Colloidal Quantum Dot-Based Light-Emitting Devices

    Article • Advanced Materials, August 2014, Wiley

    Professor Jeonghun Kwak

  110. Improvement in the efficiency of organic solar cells using a low-temperature evaporable optical spacer

    Article • Japanese Journal of Applied Physics, July 2014, Japan Society of Applied Physics

    Professor Jeonghun Kwak

  111. Composite film of poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) and MoO3 as an efficient hole injection layer for polymer light-emitting diodes

    Article • Organic Electronics, June 2014, Elsevier

    Professor Jeonghun Kwak

  112. P‐86: Improved Performance of Quantum Dot Light Emitting Diodes by Using Charge Blocking Layer

    Article • SID Symposium Digest of Technical Papers, June 2014, Wiley

    Professor Jeonghun Kwak

  113. P‐21: n‐type Organic Thin Film Transistors with High Operational Stability

    Article • SID Symposium Digest of Technical Papers, June 2014, Wiley

    Professor Jeonghun Kwak

  114. Overcoming tradeoff between mobility and bias stability in organic field-effect transistors according to the self-assembled monolayer chain lengths

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

    Professor Jeonghun Kwak

  115. Reduced efficiency roll-off in light-emitting diodes enabled by quantum dot–conducting polymer nanohybrids

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

    Professor Jeonghun Kwak

  116. Origin of the Mixing Ratio Dependence of Power Conversion Efficiency in Bulk Heterojunction Organic Solar Cells with Low Donor Concentration

    Article • Journal of Nanoscience and Nanotechnology, December 2013, American Scientific Publishers

    Professor Jeonghun Kwak

  117. Tetrafluorene-9,9′-bifluorenylidene as a non-fullerene type electron acceptor for P3HT-based bulk-heterojunction polymer solar cells

    Article • Solar Energy Materials and Solar Cells, September 2013, Elsevier

    Professor Jeonghun Kwak

  118. Enhanced Lifetime of Organic Light-Emitting Diodes Using an Anthracene Derivative with High Glass Transition Temperature

    Article • Journal of Nanoscience and Nanotechnology, June 2013, American Scientific Publishers

    Professor Jeonghun Kwak

  119. P.119: High‐Performance Polymer Light‐Emitting Diodes with a Conjugated Polyelectrolyte

    Article • SID Symposium Digest of Technical Papers, June 2013, Wiley

    Professor Jeonghun Kwak

  120. High-Mobility Pyrene-Based Semiconductor for Organic Thin-Film Transistors

    Article • ACS Applied Materials & Interfaces, May 2013, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  121. Analysis of Annealing Process on P3HT:PCBM-Based Polymer Solar Cells Using Optical and Impedance Spectroscopy

    Article • Journal of Nanoscience and Nanotechnology, May 2013, American Scientific Publishers

    Professor Jeonghun Kwak

  122. Improved Efficiency of Inverted Organic Light-Emitting Diodes Using Tin Dioxide Nanoparticles as an Electron Injection Layer

    Article • ACS Applied Materials & Interfaces, March 2013, American Chemical Society (ACS)

    Dr Hyunkoo Lee, Professor Jeonghun Kwak

  123. High open circuit voltage organic photovoltaic cells fabricated using 9,9′-bifluorenylidene as a non-fullerene type electron acceptor

    Article • Chemical Communications, January 2013, Royal Society of Chemistry

    Professor Jeonghun Kwak

  124. Erratum: Image Reporting and Characterization System for Ultrasound Features of Thyroid Nodules: Multicentric Korean Retrospective Study

    Article • Korean Journal of Radiology, January 2013, The Korean Society of Radiology (KAMJE)

    Professor Jeonghun Kwak

  125. Organic thin-film transistors using photocurable acryl-fuctionalized polyhedral oligomeric silsesquioxanes as gate dielectrics

    Article • Synthetic Metals, December 2012, Elsevier

    Professor Jeonghun Kwak

  126. Efficient inverted bottom-emission blue phosphorescent organic light-emitting diodes with a ytterbium-doped electron injection layer

    Article • Journal of the Korean Physical Society, November 2012, Korean Physical Society

    Dr Hyunkoo Lee, Professor Jeonghun Kwak

  127. Effect of Sol–Gel-Derived ZnO Interfacial Layer on the Photovoltaic Properties of Polymer Solar Cells

    Article • Japanese Journal of Applied Physics, October 2012, Japan Society of Applied Physics

    Professor Jeonghun Kwak

  128. Effect of Sol–Gel-Derived ZnO Interfacial Layer on the Photovoltaic Properties of Polymer Solar Cells

    Article • Japanese Journal of Applied Physics, October 2012, Japan Society of Applied Physics

    Professor Jeonghun Kwak

  129. Hole transport materials with high glass transition temperatures for highly stable organic light-emitting diodes

    Article • Thin Solid Films, October 2012, Elsevier

    Professor Jeonghun Kwak

  130. Enhanced Performance of SubPC/C60 Solar Cells by Annealing and Modifying Surface Morphology

    Article • Journal of Nanoscience and Nanotechnology, July 2012, American Scientific Publishers

    Professor Jeonghun Kwak

  131. Bright and Efficient Full-Color Colloidal Quantum Dot Light-Emitting Diodes Using an Inverted Device Structure

    Article • Nano Letters, May 2012, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  132. Perspective on synthesis, device structures, and printing processes for quantum dot displays

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

    Professor Jeonghun Kwak

  133. New carbazole-based host material for low-voltage and highly efficient red phosphorescent organic light-emitting diodes

    Article • Journal of Materials Chemistry, January 2012, Royal Society of Chemistry

    Professor Jeonghun Kwak

  134. Organic complementary inverter and ring oscillator on a flexible substrate

    Article • Journal of Information Display, March 2011, Taylor & Francis

    Professor Jeonghun Kwak

  135. Fluorescent white OLEDs with a high color‐rendering index using a silicon‐cored anthracene derivative as a blue host

    Article • Journal of Information Display, September 2010, Taylor & Francis

    Professor Jeonghun Kwak

  136. Multicolored Light-Emitting Diodes Based on All-Quantum-Dot Multilayer Films Using Layer-by-Layer Assembly Method

    Article • Nano Letters, July 2010, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  137. Improvement of electron injection in inverted bottom-emission blue phosphorescent organic light emitting diodes using zinc oxide nanoparticles

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

    Dr Hyunkoo Lee, Professor Jeonghun Kwak

  138. Single Chain White-Light-Emitting Polyfluorene Copolymers Containing Iridium Complex Coordinated on the Main Chain

    Article • Macromolecules, February 2010, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  139. Characterization of Quantum Dot/Conducting Polymer Hybrid Films and Their Application to Light-Emitting Diodes

    Article • Advanced Materials, October 2009, Wiley

    Professor Jeonghun Kwak

  140. Effect of the plasma‐assisted patterning of the organic layers on the performance of organic light‐emitting diodes

    Article • Journal of Information Display, September 2009, Taylor & Francis

    Professor Jeonghun Kwak

  141. Synthesis and Electroluminescence of New Polyfluorene Copolymers Containing Iridium Complex Coordinated on the Main Chain

    Article • Macromolecules, August 2009, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  142. Quantum Dot−Block Copolymer Hybrids with Improved Properties and Their Application to Quantum Dot Light-Emitting Devices

    Article • ACS Nano, May 2009, American Chemical Society (ACS)

    Professor Jeonghun Kwak

  143. Highly Efficient Green-Light-Emitting Diodes Based on CdSe@ZnS Quantum Dots with a Chemical-Composition Gradient

    Article • Advanced Materials, May 2009, Wiley

    Professor Jeonghun Kwak

  144. Highly Efficient Red Phosphorescent OLEDs based on Non-Conjugated Silicon-Cored Spirobifluorene Derivative Doped with Ir-Complexes

    Article • Advanced Functional Materials, February 2009, Wiley

    Professor Jeonghun Kwak

  145. Deep blue light-emitting diodes based on Cd 1− x Zn x S @ ZnS quantum dots

    Article • Nanotechnology, January 2009, Institute of Physics Publishing

    Professor Jeonghun Kwak

  146. Inkjet-Printed Silver Gate Electrode and Organic Dielectric Materials for Bottom-Gate Pentacene Thin-Film Transistors

    Article • Journal of the Korean Physical Society, January 2009, Korean Physical Society

    Professor Jeonghun Kwak

  147. Silicon-Cored Anthracene Derivatives as Host Materials for Highly Efficient Blue Organic Light-Emitting Devices

    Article • Advanced Materials, July 2008, Wiley

    Professor Jeonghun Kwak

  148. High-performance organic semiconductors for thin-film transistors based on 2,7-divinyl[1]benzothieno[3,2-b]benzothiophene

    Article • Journal of Materials Chemistry, January 2008, Royal Society of Chemistry

    Professor Jeonghun Kwak

  149. Thin-Films of Poly-Triarylamines for Electro-Optic Applications

    Article • Polymer Bulletin, August 2007, Springer Science + Business Media

    Professor Jeonghun Kwak