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  • Last update: Sep. 24, 2024

2024

  1. "Unraveling the Degradation Mechanism of InP Quantum-Dot Light-Emitting Diodes," G. Park, D. Shin, W. K. Bae, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), A33-3 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Oral]
  2. "Reducing electron leakage by controlling the deposition rate in inverted QLEDs," M. Kim, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), P2-237 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Poster]
  3. "Optimizing the Charge Generation Layers for InP Tandem Quantum Dot Light-emitting Diodes," Y. Moon, A. Hong, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), P2-239 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Poster]
  4. "Predicting the Luminance Decay Curves of Quantum Dot Light-Emitting Diodes with Machine Learning," J. Kim, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), P2-278 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Poster]
  5. "Optimizing the Device Performance of Top-Emitting Quantum Dot Light-Emitting Diodes through Post-Annealing," S. Yim, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), P2-327 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Poster]
  6. "Understanding the QD/ETL interface in Different Device Structures," B. Chun, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), P2-233 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Poster]
  7. "Enhancing the Performance of InP-Based Quantum Dot Light-emitting Diodes with CBP Mixed Emissive Layer," H. Kim, J. Kwak, The 24th International Meeting on Information Display (IMID 2024), P2-226 (Aug. 22), International Convention Center Jeju, Jeju, Korea, Aug. 20-23, 2024 [Poster]
  8. "Investigating OLED Cell Characteristics using Imaging Spectroscopic Ellipsometry: Lateral Resolution, Thickness, and Thickness Uniformity," M. Diware, Y.-S. Kang, M. Kim, G. Jeong, J. Kwak, Y. W. Lim, A. Jo, S.-J. Cho, NANO KOREA 2024, TS14T_BP_3 (Jul. 4), KINTEX, Korea, Jul. 3-5, 2024 [Poster]
  9. "Effects of an inorganic hybrid electron transport layer on the performance of Cd-free red quantum-dot light-emitting diodes," Y. Kim, J. Kwak, International Conference on Science and Technology of Synthetic Electronic Materials (ICSM 2024), PS-01-35 (Jun. 24), Dresden International Congress Center, Germany, Jun. 23-28, 2024 [Poster]
  10. "De-doping PEDOT:PSS thin-film with Nitrogen-doped Graphene Quantum Dots for Stable Thermoelectric Devices with Preserved Polymer Microstructure," J. Song, J. Kwak, International Conference on Science and Technology of Synthetic Electronic Materials (ICSM 2024), PS-01-51 (Jun. 24), Dresden International Congress Center, Germany, Jun. 23-28, 2024 [Poster]
  11. "Enhanced Thermoelectric Performance of Doped PBTTT Films by Machine-Learning-Assisted Process Optimization," J. Jeong, S. Park, J. Park, J. Kwak, International Conference on Science and Technology of Synthetic Electronic Materials (ICSM 2024), PS-01-74 (Jun. 24), Dresden International Congress Center, Germany, Jun. 23-28, 2024 [Poster]
  12. "Surface-Modified ZnMgO Nanoparticles with Aromatic Amine for Efficient Quantum Dot Light-Emitting Diodes," T. Yoo, J. Kwak, International Conference on Science and Technology of Synthetic Electronic Materials (ICSM 2024), PS-01-44 (Jun. 24), Dresden International Congress Center, Germany, Jun. 23-28, 2024 [Poster]
  13. "Effects of Microstructure on Thermoelectric and Charge Transport Properties of Doped Polymer Thin-Films," J. Kwak, International Conference on Science and Technology of Synthetic Electronic Materials (ICSM 2024), S-12-03 (Jun. 24), Dresden International Congress Center, Germany, Jun. 23-28, 2024 [Oral]
  14. "Interface Engineering for High-Performance Quantum Dot Light-Emitting Diodes," J. Kwak, Global Conference on Innovation Materials 2024 (GCIM 2024) & IUMRS International Conference of Young Researchers on Advanced Materials (IUMRS-ICYRAM 2024) & MRS-K Spring Meeting, IN-S02-0188 (Jun. 11), ICC Jeju, Korea, Jun. 8-12, 2024 [Oral] [Invited]
  15. "Highly Flexible InP-Based Quantum Dot Light-Emitting Diodes Fabricated on Heat-Dissipating Al-Coated PEN Substrate," H. Seo, G. W. Baek, T. Lee, J. Kwak, SID Display Week 2024, P-158 (May 16), San Jose McEnery Convention Center, USA, May 12-17, 2024 [Poster]
  16. "Unlocking the Potential of Solution-Processed PEDOT:PSS Thin Films for Efficient Thermoelectric Energy Conversion," J. Park, J. Kwak, 2024 MRS Spring Meeting & Exhibit, SB02.11.03 (Apr. 25), Seattle Convention Center, USA, Apr. 22-26, 2024 [Oral]
  17. "Enhanced Performance of Quantum Dot Light-Emitting Diodes by Core/Shell Interface Modification," J. Kwak, International Conference on Display Technology 2024 (ICDT 2024), EMQ40.2 (Apr. 2), Binhu Hefei International Convention and Exhibition Center, China, Mar. 31-Apr. 3, 2024 [Oral] [Invited]
  18. "Realization of Bright and Flexible InP Quantum Dot Light-Emitting Diodes by Proper Substrate Engineering," T. Lee, J. Kwak, International Conference on Display Technology 2024 (ICDT 2024), EMQ32.4 (Apr. 2), Binhu Hefei International Convention and Exhibition Center, China, Mar. 31-Apr. 3, 2024 [Oral]
  19. "Advancing brightness in colloidal quantum dot-based light-emitting diodes beyond boundaries of displays," T. Lee, B. J. Kim, H. Lee, D. Hahm, W. K. Bae, J. Lim, J. Kwak, SPIE Photonics West 2024, 12906-6 (Jan. 29), The Moscone Center,San Francisco, CA, USA, Jan. 27-Feb. 1, 2024 [Oral] [Invited]

2023

  1. "High Performance of Quantum Dot Light-Emitting Diodes Using Enhanced Device Structure and Integration Method," J. Kwak, G. W. Baek, T. Lee, M. Lee, The 30th International Display Workshops (IDW 23), MEET4-3 (Dec. 7), TOKI MESSE Niigata Convention Center, Niigata, Japan, December 6–8, 2023 [Oral] [Invited]
  2. "High-performance inverted bottom-emission QLEDs by optimizing the microcavity," M. Kim, J. Kwak, The 13th International Conference on Advanced Materials and Devices (ICAMD 2023), TUE-OE23-122 (Dec. 5), Ramada Plaza Jeju Hotel, Jeju, Korea, Dec. 4-8, 2023 [Poster]
  3. "Improving electrical properties of PEDOT:PSS-based resistive random access memory," Y. Kwon, J. Kwak, The 13th International Conference on Advanced Materials and Devices (ICAMD 2023), TUE-OE23-102 (Dec. 5), Ramada Plaza Jeju Hotel, Jeju, Korea, Dec. 4-8, 2023 [Poster]
  4. "Enhanced Thermoelectric Performance of PEDOT:PSS Thin Film by Sequential Multi-Staged Post Treatments," J. Jeong, J. Kwak, The 13th International Conference on Advanced Materials and Devices (ICAMD 2023), MON-EN23-154 (Dec. 4), Ramada Plaza Jeju Hotel, Jeju, Korea, Dec. 4-8, 2023 [Poster]
  5. "Enhanced Interfaces for Higher Efficiency and Lifetime of Quantum Dot Light-Emitting Diodes," J. Kwak, G. W. Baek, T. Lee, 2023 Materials Research Society Fall Meeting & Exhibit, EL10.08.15 (Nov. 29), Boston, USA, Nov. 26–Dec. 1, 2023 [Poster]
  6. "Inter-Shell Structure-Dependent Optimization of Electroluminescent and Driving Performance of Colloidal Quantum Dots," G. W. Baek, S. G. Seo, D. Hahm, W. K. Bae, S. H. Jin, J. Kwak, 2023 Materials Research Society Fall Meeting & Exhibit, EL10.04.02 (Nov. 28), Boston, USA, Nov. 27–Dec. 2, 2022 [Oral]
  7. "Towards New Applications of Quantum Dot Light-Emitting Diodes," J. Kwak, G. W. Baek, T. Lee, S. Lee, A. Hong, S. H. Kim, The 23nd International Meeting on Information Display (IMID 2023), A65-3 (Aug. 25), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Oral] [Awardee-Invited]
  8. "Enhanced Light Extraction in Quantum Dot Light-Emitting Diodes," T. Lee, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), A57-3 (Aug. 25), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Oral]
  9. "Surface Engineering of Quantum Dots with Adamantane-Based Ligands for High-Performance QLEDs," G. Kim, J. Kim, P. Prabhakaran, J. Kwak, D. R. Whang, The 23nd International Meeting on Information Display (IMID 2023), A41-4 (Aug. 25), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Oral] [Invited]
  10. "Degradation Characteristics of Inverted Quantum Dot Light-Emitting Diodes with Different Hole-Transporting Layers," J. Kim, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), P2-259 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  11. "Enhancing Performance of InP Quantum Dot Light-Emitting Diodes by Employing Acid-treated ZnMgO Electron Transport Layer," M. Lee, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), P2-258 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  12. "A Study on Current Characteristics in Pixel Units of Quantum Dot Light Emitting Diodes," H. Seo, G. Baek, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), P2-257 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  13. "Enhancing the Efficiency of Cadmium–Free Quantum Dot Light–Emitting Diodes by Inserting the Interlayer," A. Hong, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), P2-223 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  14. "Transient Analysis on Degradation Mechanisms of InP Quantum Dot Light-Emitting Diodes," H. Ryu, D. Shin, W. Bae, J. Kwak, H. Lee, The 23nd International Meeting on Information Display (IMID 2023), P2-191 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  15. "Comprehensive Study of Thermal Effects in Inverted InP Quantum Dot Light-Emitting Diodes," G. Park, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), P2-184 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  16. "Enhanced Performance of InP Quantum-Dot Light-Emitting Diodes by ZnMgO Mixed Emissive Layer," B. Chun, J. Kwak, The 23nd International Meeting on Information Display (IMID 2023), P2-183 (Aug 24), BEXCO, Busan, Korea, Aug. 22–25, 2023 [Poster]
  17. "Towards a Genuinely Green Thermoelectric Device," J. Song, J. Park, J. Jeong, J. Kwak, The 39th Annual International Conference on Thermoelectrics (ICT 2023), Organic and Hybrid Materials session 5th (Jun. 25), Seattle, USA, Jun. 21–25, 2023 [Oral]
  18. "Efficient Inverted Tandem Structure of Quantum Dot Light-Emitting Diodes with Inorganic Charge Generation Layers," K. Lee, T. Yoo, Y. Kim, J. Kwak, 2023 E-MRS spring, Strasbourg, France, May 29–June 2, 2023 [Poster]
  19. "Improving Efficiency and Brightness in Colloidal Quantum Dot Light-Emitting Diodes," T. Lee, J. Kim, J. Kwak, Display Week 2023, Los Angeles, CA, USA, May 21–26, 2023 [Oral] [Invited]
  20. "Enhanced Performance of Quantum-Dot Light Emitting Diodes using Self-Assembled Monolayer Treated ZnO," T. Yoo, J. Kwak, 2023 MRS Spring Meeting & Exhibit, EL11.11 (Apr. 13), San Francisco, USA, Apr. 10–14, 2023 [Poster]
  21. "Performance improvement of quantum-dot light-emitting diodes using a double-layered electron transport layer," Y. Kim, T. Yoo, K. Lee, J. Kwak 2023 MRS Spring Meeting & Exhibit, EL11.11 (Apr. 13), San Francisco, USA, Apr. 10–14, 2023 [Poster]

2022

  1. "Observation of exciton formation and degradation in quantum dot light-emitting diodes," J. Kim, K. Kim, H. Lee, J. Kwak, The 29th International Display Workshops (IDW 22), MEET6-3 (Dec. 15), Fukuoka International Congress Center, Fukuoka, Japan, December 14–16, 2022 [Oral] [Invited]
  2. "Understanding Charge and Exciton Dynamics of Quantum-Dot Light-Emitting Diodes with Transient Electroluminescence," J. Kim, H. Lee, J. Kwak, 13th International Conference on Electroluminescence and Optoelectronic Devices (ICEL 2022), Session 08 (Dec. 7), London, UK, Dec 5–7, 2022 [Oral]
  3. "Resistive Switching Mechanism of Quantum Dot based Memristor," Y. Kim, J. Kwak, The 5th International Conference on Memristive Materials, Devices & Systems (MEMRISYS 2022), Session 3-5 (Dec. 1), Cambridge, MA, US, Nov. 30-Dec. 2, 2022 [Poster]
  4. "Effects of PEDOT:PSS Microstructure on the Charge Transport and Thermoelectric Properties," J. Park, J. G. Jang, S. H. Kim, J. Kwak, 2022 Materials Research Society Fall Meeting & Exhibit, Boston, USA, Nov. 27–Dec. 2, 2022 [Poster]
  5. "Direct Ink Writing of Highly Integrated 3D Thermoelectric Generator with Selectively Doped Carbon Nanotubes," S. Hwang, D. Jang, B. Lee, H. Kim, J. Kwak, S. Chung, EQ01.07 (Nov. 30), 2022 Materials Research Society Fall Meeting & Exhibit, Boston, USA, Nov. 27–Dec. 2, 2022 [Oral]
  6. "Enhancing Thermoelectric Performance of PEDOT:PSS Through Nature-Abundant Substances," J. Song, J. Kwak, The 7th International Conference on Electronic Materials and Nanotechnology for Green Environment (ENGE 2022), 12-1661 (Nov. 9), Ramada Plaza Jeju Hotel, Jeju, Korea, Nov. 6-9, 2022 [Oral]
  7. "Effects of Microstructure on the Charge Transport and Thermoelectric Performance of the Polymer-inorganic Hybrid Films," J. Park, J. Jeong, J. Song, J. Kwak, International Conference on Organic and Hybrid Thermoelectrics (ICOT 2022), Kitakyushu, Japan, October 24–25, 2022 [Poster]
  8. "Low-Frequency Noise Analysis on Solution-Processed and Vacuum-Deposited Organic," J. Kim, W. Shin, S. Lee, J. Lee, J. Kwak, The 22nd International Meeting on Information Display (IMID 2022), P2-167 (Aug. 26), BEXCO, Busan, Korea, Aug. 23-26, 2022 [Poster]
  9. "Interplay Between Traps and Carriers in Quantum Dot Light-Emitting Diodes: Applied Machine Learning," S. Lee, K. Lee, G. Kim, J. Kwak, The 22nd International Meeting on Information Display (IMID 2022), A57-4 (Aug. 26), BEXCO, Busan, Korea, Aug. 23-26, 2022 [Oral]
  10. "Enhancing Light Out Coupling Efficiency of Top Emitting ZnSeTe Quantum Dot Light Emitting Diodes by Employing Capping Layer," M. Lee, T. Lee, J. Kwak, The 22nd International Meeting on Information Display (IMID 2022), A49-5 (Aug. 26), BEXCO, Busan, Korea, Aug. 23-26, 2022 [Oral]
  11. "A Transient Electroluminescence Study on Cadmium Free Quantum Dot Light Emitting Diodes," A. Hong, J. Kim, J. Kwak, The 22nd International Meeting on Information Display (IMID 2022), D28-4 (Aug. 25), BEXCO, Busan, Korea, Aug. 23-26, 2022 [Oral]
  12. "Highly Bright Quantum Dot Light-Emitting Diodes with Top-Emission Structure," T. Lee, J. Kwak, The 22nd International Meeting on Information Display (IMID 2022), F30-7 (Aug. 25), BEXCO, Busan, Korea, Aug. 23-26, 2022 [Oral] [Awardee-Invited]
  13. "The Study of Inverted Quantum Dot Light Emitting Diodes with Post Treatment," H. Seo, M. Lee, Y. Park, J. Kwak, The 22nd International Meeting on Information Display (IMID 2022), D20-4 (Aug. 25), BEXCO, Busan, Korea, Aug. 23-26, 2022 [Oral]
  14. "Device design and fabrication process of quantum dot light-emitting diodes for full-color displays and lighting sources," T. Lee, J. Kwak, SPIE Optics + Photonics 2022, 12208-26 (Aug. 22), San Diego, CA, USA, Aug. 21-25, 2022 [Oral] [Invited]
  15. "Quantum-Dot and Organic Hybrid Light-Emitting Diodes Employing Quantum Dot Common Layer for Full Color Display," S. Lee, J. Kwak, International Conference on Science and Technology of Synthetic Metals (ICSM 2022), P24 (Jul. 18), SEC Glasgow, Glasgow, United Kingdom, Jul 17-22, 2022 [Poster]
  16. "Top-Emission Quantum-Dot Light-Emitting Diodes with High Operational Stability and Brightness," T. Lee, B. J. Kim, J. Lim, J. Kwak, 2022 International Conference on Display Technology (ICDT 2022), 31.3 (Jul. 19), Fuzhou, China & Online, Jul. 16-19, 2022 [Oral] [Invited]
  17. "Highly Bright Top-Emitting Quantum Dot Light-Emitting Diodes Fabricated on Si Substrate," T. Lee, B. J. Kim, H. Lee, D. Hahm, W. K. Bae, J. Kwak, 2022 MRS Spring Meeting & Exhibit, EQ08.03 (May 9), Hawaii Convention Center, Honolulu, Hawai, May 8-13, 2022 [Oral]

2021

  1. "Fabrication Process of Organic and Quantum Dot-Based Light-Emitting Diodes for Full-Color Display," S. Lee, S. Oh, G. W. Baek, J. Kwak, The 28th International Display Workshops (IDW 21), MEET6-3 (Dec. 3), Online, Dec. 1-3, 2021 [Oral] [Invited]
  2. "Stability Study in Cd-free Quantum Dot Light-Emitting Diodes," K. Kim, J. Kim, J. Kwak, The 28th International Display Workshops (IDW 21), OLED4/PH3-2 (Dec. 2), Online, Dec. 1-3, 2021 [Oral] [Invited]
  3. "Effect of Solvents on the Performance of Solution-Processed Organic Light-Emitting Diodes," T. Lee, J. Kim, C. Lee, J. Kwak, 2021 MRS Fall Meeting & Exhibition , EQ06.04.18 (Nov. 30), Hynes Convention Center, Boston, USA, Nov. 29-Dec.2, 2021 [Poster]
  4. "Type-Controllable MoTe2 Thin-Film Transistors Driven Quantum Dot Light-Emitting Diodes with Ligand Modification," G. Baek, S. G. Seo, D. Hahm, W. K. Bae, J. Kwak, S. H. Jin, 2021 MRS Fall Meeting & Exhibition , EQ20.10.19 (Dec. 1), Hynes Convention Center, Boston, USA, Nov. 29-Dec.2, 2021 [Poster]
  5. "An Electrically Recoverable, Sintering-Free Conductor for Intrinsically Stretchable Electronics," S. H. Kim, G. Baek, D. Son, J. Kwak, 2021 MRS Fall Meeting & Exhibition , SB07.04.04 (Nov. 30), Hynes Convention Center, Boston, USA, Nov. 29-Dec.2, 2021 [Poster]
  6. "Quantum Dot and Organic Hybrid Light Emitting Diodes with Reduced Process Steps for Full Color Displays," S. Lee, J. Kwak, The 21st International Meeting on Information Display (IMID 2021), P17-42 (Aug. 25-27) & TB2-2 (Aug. 26), COEX, Seoul, Korea & Online, Aug. 25-27, 2021. [Poster & Oral]
  7. "The Effect of Mg Doped ZnO on the InP Quantum Dot Light Emitting Diodes," D. Heo, J. Chang, J. Kwak, W. Bae, H. Lee, The 21st International Meeting on Information Display (IMID 2021), P17-29 (Aug. 25-27), COEX, Seoul, Korea & Online, Aug. 25-27, 2021. [Poster]
  8. "Enhanced Performance of Inkjet Printed Quantum Dot Light Emitting Diodes by Atomic Layer Deposited ZnO," S. Oh, J.-H. Han, H. L. Yang, J.-S. Park, J. Kwak, The 21st International Meeting on Information Display (IMID 2021), P17-15 (Aug. 25-27), COEX, Seoul, Korea & Online, Aug. 25-27, 2021. [Poster]
  9. "Wavelength Dependent Light Induced Degradation of Inverted Perovskite Solar Cells," B. Yoon, J. Kwak, H. Lee, The 21st International Meeting on Information Display (IMID 2021), P10-38 (Aug. 25-27), COEX, Seoul, Korea & Online, Aug. 25-27, 2021. [Poster]
  10. "Analysis on the Degradation of Cd Free InP Based Quantum Dot Light Emitting Diode," K. Kim, J. Kwak, The 21st International Meeting on Information Display (IMID 2021), FB4-6 (Aug. 27), COEX, Seoul, Korea & Online, Aug. 25-27, 2021. [Oral]
  11. "Organic–Quantum Dot Hybrid Light-Emitting Diodes and Inkjet-printed Quantum Dot Pixels for Full-color Displays," S. Lee, H. Roh, J. Kwak, 2021 International Conference on Display Technology (ICDT), 20.4 (Jun. 1), Beijing, China & Online, May 30-Jun. 2, 2021 [Oral] [Invited]
  12. "Investigation of Thermoelectric Response in Semi-Crystalline Polymers Doped Beyond the Insulator to Metal Transition," J. Park, Y. Lee, H. Y. Woo, J. Kwak, The 48th World Polymer Congress (IUPAC-MACRO2020+), 4OS7-13 (May 20), Jeju, Korea, May 16-20, 2021 [Oral]

2020

  1. "Optimization of Quantum Dot Mixed Layer for White Light-Emitting Diodes with Wide Color Correlated Temperatures," J. Kwak, A. Hong, The 27th International Display Workshops (IDW 20), MEET4-2 (Dec. 11), Online, Dec. 9-11, 2020 [Oral] [Invited]
  2. "Improved Performance of Cd-Free Quantum Dot Light-Emitting Diodes with Semiconducting Polymer Ligands," Y. Park, B. Klöckner, D. Hahm, R. Zentel, J. Kwak, The 11th International Conference on Quantum Dots (QD2020), Abstract #572, p.200 (Dec. 10), Munich, Germany & Online, Dec. 7-11, 2020. [Poster]
  3. "Analysis on the Aging Behavior of Quantum Dot Light-Emitting Diodes UsingLow-Frequency Noise," S. Lee, K. Lee, J. Yun, J. Kwak, The 11th International Conference on Quantum Dots (QD2020), Abstract #306, p.284 (Dec. 10), Munich, Germany & Online, Dec. 7-11, 2020. [Poster]
  4. "White Quantum Dot Light-Emitting Diodes Reaching a High Color Rendering Index by Mixing Indium Phosphide QDs and Cadmium QDs," A. Hong, J. Kim, J. Kwak, The 11th International Conference on Quantum Dots (QD2020), Abstract #114, p.182 (Dec. 10), Munich, Germany & Online, Dec. 7-11, 2020. [Poster]
  5. "Quantum Dot Light-Emitting Diodes for Displays and Lighting Devices," J. Kwak, 2020 International Conference on Display Technology (ICDT), 23.1 (Oct. 14), Online & Wuhan, China, Oct. 11-14, 2020 [Oral]
  6. "High Performance of Top-Emitting Red CdSe Quantum Dot Light-Emitting Diodes via Modified Surface Ligands," G. W. Baek, D. Hahm, W. K. Bae, J. Kwak, The 20th International Meeting on Information Display (IMID 2020), 05_16_2021, Online Conference, Aug. 25-28, 2020. [Poster]
  7. "Diagnosis of Degradation in Quantum Dot Light-Emitting Diodes by Low Frequency Noise Analysis," S. Lee, K. Lee, G.-T. Kim, J. Kwak, The 20th International Meeting on Information Display (IMID 2020), 05_16_2020, Online Conference, Aug. 25-28, 2020. [Poster]

2019

  1. "Top-Emitting Quantum Dot Light-Emitting Diodes Based on InP Quantum Dots," T. Lee, D. Hahm, K. Kim, J. Kwak, 2019 Materials Research Society (MRS) Fall Meeting & Exhibit, EN10.19.02 (Dec. 6), Boston, USA, Dec. 1-6, 2019. [Oral] [Invited]
  2. "Impact of Polar Side Chain Engineering of CDT-Based P-Type Polymers on Thermoelectric Devices," A. Tripathi, J. Park, N. T. Luan, M. Kim, Y. Lee, J. Kwak, H. Y. Woo 2019 Materials Research Society (MRS) Fall Meeting & Exhibit, EN13.11.24 (Dec. 5), Boston, USA, Dec. 1-6, 2019. [Poster]
  3. "Enhanced Thermoelectric Performance of FeCl3 Doped Cyclopentadithiophene-Benzothiadiazole Based Copolymer Films," J. Park, Y. Lee, H. Y. Woo, J. Kwak, 2019 Materials Research Society (MRS) Fall Meeting & Exhibit, EN13.11.23 (Dec. 5), Boston, USA, Dec. 1-6, 2019. [Poster]
  4. "Enhanced Output Characteristics of All-Printed Organic Thermoelectrics by Reducing Internal Resistance," S. Hwang, I. Jeong, H. Yang, J. Kwak, S. Chung, 2019 Materials Research Society (MRS) Fall Meeting & Exhibit, EN13.11.11 (Dec. 5), Boston, USA, Dec. 1-6, 2019. [Poster]
  5. "Enhanced Efficiency of InP Quantum Dot Light-Emitting Diodes by Metal Doped ZnO Electron Transport Layer," J. Kim, B. G. Jeong, W. K. Bae, J. Kwak, 2019 Materials Research Society (MRS) Fall Meeting & Exhibit, EN10.16.14 (Dec. 5), Boston, USA, Dec. 1-6, 2019. [Poster]
  6. "Electrical Properties of Conducting Polymers for Enhancing the Performance of Organic Thermoelectric Devices and Modules," J. Kwak, S. H. Kim, H. Y. Woo, 2019 Materials Research Society (MRS) Fall Meeting & Exhibit, EN13.08.03 (Dec. 5), Boston, USA, Dec. 1-6, 2019. [Oral]
  7. "Enhanced Operational Stability of Quantum Dot Based Light-Emitting Diodes by Improving Charge Injection Balance," S. Rhee, J. H. Chang, D. Hahm, K. Kim, H. J. Lee, K. Char, C. Lee, W. K. Bae, J. Kwak, The 26th International Display Workshops (IDW 19), OLED6-3 (Nov. 29), Sapporo Convention Center, Sapporo, Japan, Nov. 27-29, 2019. [Oral]
  8. "Controlling Charge Injection Properties of Quantum Dot Light-Emitting Diodes," J. Kwak, S. Rhee, T. Lee, G.-W. Baek, K. Kim, Y. Park, The 26th International Display Workshops (IDW 19), MEET3-3 (Nov. 29), Sapporo Convention Center, Sapporo, Japan, Nov. 27-29, 2019. [Oral]
  9. "Enhanced Operation Lifetime in Quantum Dot Light-Emitting Diodes by Controlling C60 Hole Injection Layer," S. Rhee, J. Chang, K. Char, J. Kwak, C. Lee, W. K. Bae, The 19th International Meeting on Information Display (IMID 2019), I72-3 (Aug. 30), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Oral]
  10. "Effect of Semiconducting Polymer Ligands on the Performance of Cd-Free Quantum Dot Light-Emitting Diodes," Y. Park, Y. Lee, B. Klöckner, D. Hahm, W. K. Bae, R. Zentel, K. Char, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), I72-1 (Aug. 30), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Oral]
  11. "Inkjet-Printed Quantum Dot Light-Emitting Diodes Using Quantum Dot-Polymer Composites," H. Roh, D. Ko, W. K. Bae, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), I54-4 (Aug. 30), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Oral]
  12. "White Quantum Dot Light-Emitting Diodes with a High Color Rendering Index Using Blends of Cd-Based and Cd-free QDs," A. Hong, J. Kim, S. Lee, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), P02-127 (Aug. 29), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Poster]
  13. "Enhanced Performance of InP Quantum Dot Light-Emitting Diodes by Al-Doped ZnO Electron Transport Layer," J. Kim, B. G. Jeong, W. K. Bae, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), P02-118 (Aug. 29), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Poster]
  14. "Improved Performance of Red CdSe Quantum Dot Light-Emitting Diodes via Modified Surface Ligands," G. W. Baek, G. H. Kim, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), P02-117 (Aug. 29), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Poster]
  15. "Highly Bright Cadmium-Free QLEDs Using Alkylamine Ligands," K. Kim, T. Lee, D. Hahm, W. K. Bae, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), P02-112 (Aug. 29), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Poster]
  16. "Top Emitting InP Quantum Dot Light Emitting Diodes with Hole Injection Interlayer," T. Lee, D. Hahm, K. Kim, W. K. Bae, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), I36-3 (Aug. 29), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Oral]
  17. "Intrinsically Stretchable and Printable Conductor for Deformable Electronics," S. H. Kim, G. Baek, J. Kwak, The 19th International Meeting on Information Display (IMID 2019), E05-4 (Aug. 28), HICO, Gyeongju, Korea, Aug. 27-30 2019. [Oral]
  18. "Enhanced Efficiency and Thermal Stability of Colloidal Quantum Dot Light Light-Emitting Diodes," J. Kwak, 2019 International Symposium on Organic and Perovskite Electronics, Session #5 (Aug. 20), Seoul National University, Aug. 19-20, 2019. [Oral] [Invited]

2018

  1. "Efficient Inverted Quantum Dot Light-Emitting Diodes Fabricated by Inkjet Printing Technique," D. Ko, H. Roh, J. Kwak, C. Lee, The 25th International Display Workshops (IDW 2018), MEET4-2, Nagoya Congress Center, Nagoya, Japan, Dec. 12-14, 2018. [Oral] [Invited]
  2. "Effect of encapsulation on PEDOT:PSS-based thermoelectric devices," H. Kim, M. Kim, H. Jang, J. H. Shin, Y. Kim, J. Kim, J. Park, J. Kim, J. Kwak, The 5th International Conference on Electronic Materials and Nanotechnology for Green Environment (ENGE 2018), 9-1-3425, Jeju, Korea, Nov. 11-14, 2018. [Poster]
  3. "Bi-directional Operation of Quantum dot Light-Emitting Diodes," A. Hong, S. Lee, J. Kim, J. Kwak, The 12th International Conference on Electroluminescence and Optoelectronic Devices (ICEL 2018), P90, Jeju, Korea, Oct. 14-17, 2018. [Poster]
  4. "Enhanced Performance of Inverted Quantum Dot Light-Emitting Diodes by Passivating Defects of ZnO," S. Lee, A. Hong, B. J. Jung, J. Kwak, The 18th International Meeting on Information Display (IMID 2018), B2-4, BEXCO, Busan, Korea, Aug. 28-31, 2018. [Oral]
  5. "Thermoelectric Properties of PEDOT:PSS-MXene Composite Thin Film," N. Shin, J. Kwak, International Conference on Science and Technology of Synthetic Metals 2018 (ICSM 2018), MoP-110 (p.430), Busan, Korea, Jul. 1-6, 2018. [Poster]
  6. "Effect of Electron-Hole Balance on Quantum Dot Light-Emitting Diodes by Tuning Electron Transport Properties," J. Kwak, J. Kim, S. Lee, QD 2018, #55 (June 28), Toronto, Canada, Jun. 25-29, 2018. [Poster]
  7. "Green Quantum Dot Light-Emitting Diodes with High Color Purity and Their Efficiency Improvement," J. Kim, J. Kwak, SID Display Week 2018, P-114, SID 2018 Digest pp.1640-1642, LA, CA, USA, May 20-25, 2018. [Poster]
  8. "Impedance Spectroscopy Analysis of Quantum Dot Light Emitting Diodes," J. Yun, G.-T. Kim, J. Kwak, J. Kim, S. Lee, 2018 MRS Spring Meeting & Exhibit, EP05.07.20, Phoenix, AZ, USA, Apr. 2-6, 2018 [Poster]
  9. "Performance of PEDOT:PSS Based Organic Thermoelectric Devices Studied by Impedance Spectroscopy," J. Park, J. Kim, J. Kwak, 2018 MRS Spring Meeting & Exhibit, EN10.13.18, Phoenix, AZ, USA, Apr. 2-6, 2018 [Poster]
  10. "Investigation of Contact Resistance in Organic Thermoelectric Devices," J. Park, J. Kim, J. Kwak, International Conference on Organic and Hybrid Thermoelectrics, P13, Valencia, Spain, Jan. 29-Feb. 1., 2018 [Poster]

2017

  1. "Thermoelectric Device Fabricated from Conducting Polymer and Amphiphilic Copolymer by Simple Solution Blending," R. Patel, J. Park, J. Kim, J. Kwak, The 4th International Conference on Advanced Electromaterials (ICAE 2017), S8-4016(Nov. 21), Ramada Plaza Jeju Hotel, Jeju, Korea, Nov. 21-24, 2017. [Poster]
  2. "Thermoelectric Performance of Poly(3,4-Ethylenedioxythiophene):Poly(Styrene Sulfonate) Doped with Molybdenum Oxide," J. Park, D. Han, A. Hong, J. Kim, J. Kwak, The 4th International Conference on Advanced Electromaterials (ICAE 2017), S8-3409(Nov. 21), Ramada Plaza Jeju Hotel, Jeju, Korea, Nov. 21-24, 2017. [Poster]
  3. "Thermoelectric Devices Based on PEDOT:PSS with Transition Metal Dichalcogenides," N. Shin, J. Kim, J. Kwak, The 4th International Conference on Advanced Electromaterials (ICAE 2017), S8-2257(Nov. 21), Ramada Plaza Jeju Hotel, Jeju, Korea, Nov. 21-24, 2017. [Poster]
  4. "Fundamentals of QD-Based Display Technologies," J. Kwak, The 17th International Meeting on Information Display (IMID 2017), T1, BEXCO, Busan, Korea, Aug. 28-31, 2017. [Tutorial]
  5. "Properties of Inverted Quantum Dot Light-Emitting Diodes Using ZnMgO Electron Transport Layer," J. Kim, J. Kwak, The 17th International Meeting on Information Display (IMID 2017), P1-34, BEXCO, Busan, Korea, Aug. 28-31, 2017. [Poster]
  6. "Flexible Transparent Heaters using AgNWs and Their Composites," J. Park, J. Kim, J. Kwak, 27th International Conference on Amorphous and Nanocrystalline Semiconductors (ICANS27), P2-20, Hoam Faculty House, Seoul National University, Seoul, Korea, Aug. 21-25, 2017. [Poster]
  7. "Enhanced performance in quantum dot light-emitting diodes by adopting interfacial layer on ZnO," J. Yun, K. Lee, H. Jang, J. Kwak, G. Kim, SPIE Optics+Photonics, San Diego, USA, Aug. 6-10, 2017. [Poster]
  8. "Novel Fabricaion Method for PEDOT:PSSBased Flexible Thermoelectric Devices and Modules," J. Kim, J. Kwak, 9th International Conference on Materials for Advanced Technologies (ICMAT 2017), Singapore, Jun. 18-23, 2017. [Poster]

2016

  1. "Design and fabrication of polymer thermoelectric devices and modules with improved operational stability," J. Yun, J. Kim, G.-T. Kim, J. Kwak, 2016 MRS Fall Meeting & Exhibit, ES4.2.09, Boston, USA, Nov. 27-Dec. 2, 2016 [Poster]
  2. "High Thermoelectric Properties of Solution-processed Carbon Nanotube Composite Films," B.-S. Park, J. Kim, J. Kwak, T.-J. Ha, International Conference on Electronic Materials and Nanotechnology for Green Environment, 8-2-1360, Jeju, Korea, Nov. 6-9, 2016. [Poster]
  3. "Enhanced efficiency in quantum dot light-emitting diodes by mixing cesium carbonate in electron transport layer," J. Kim, J. Y. Yun, J. Kwak, The 16th International Meeting on Information Display (IMID 2016), P2-175, Jeju, Korea, Aug. 23-26, 2016. [Poster]
  4. "Study on Surface Morphology and Electrical Performance of PEDOT:PSS Thin Films By H2SO4 Treatment," J. G. Jang, J. Kim, S. H. Kim, J. Kwak, The International Conference on Science and Technology of Synthetic Metals in 2016（ICSM2016), M-5-16, Guangzhou, China, Jun. 26-Jul. 1., 2016 [Poster]
  5. "Design and fabrication of flexible thermoelectric generator modules using sorbitol-doped PEDOT:PSS," J. Kim, J. Kwak, The International Conference on Science and Technology of Synthetic Metals in 2016（ICSM2016), M-5-19, Guangzhou, China, Jun. 26-Jul. 1., 2016 [Poster]
  6. "Quantum dot light emitting diodes with a green phosphorescent organic dye," J. Yun, G. Kim, J. Kwak, E-MRS 2016 Spring Meeting, E P1.13, Lille Grand Palais, France, May 2-6, 2016 [Poster]
  7. "Flexible Thermoelectric Devices with H2SO4-Treated PEDOT:PSS," J. Kim, S. H. Kim, J. Kwak, International Conference on Organic and Hybrid Thermoelectrics (ICOT 2016), #P41, Kyoto, Japan, Jan. 18-20, 2016. [Poster]

2015

  1. "QLED Design and Applications for Displays and Light Sources," J. Kwak, The 7th International Workshop on Flexible & Printable Electronics (IWFPE 2015), number, Le Win Hotel, Jeonju, Korea, Nov. 4-6, 2015. [Oral] [Invited]
  2. "Solution-Processed Highly Conductive Ag Electrodes Based on Ag-Complex Sintered at Low Temperature," S. Choi, J. H. Yoo, D. S. Han, S. B. Park, J. M. Kim, J. Kwak, 14th International Union of Materials Research Societies-International Conference on Advanced Materials (IUMRS-ICAM 2015), #II-1MoP-22, Jeju, Korea, Oct. 25-29, 2015. [Poster]
  3. "Enhanced Performance of Organic Thermoelectric Devices with a Doped Pentacene Thin-Film," J. Kim, S. Choi, Y. Choi, J. Kwak, 14th International Union of Materials Research Societies-International Conference on Advanced Materials (IUMRS-ICAM 2015), #I-2TuP-14, Jeju, Korea, Oct. 25-29, 2015. [Poster]
  4. "White Organic Light-Emitting Diodes with Soluble-Processed Single EML Layer Consisted of Blue and Orange Iridium dopants," O. J. Kown, S. Lee, J. W. Kim, S. Choi, D. J. Lee, J. Lee, J. Kwak, E. Lim, B. J. Jung, The 15th International Meeting on Information Display (IMID 2015), #P2-129, EXCO, Daegu, Korea, Aug. 18-21, 2015. [Poster]
  5. "Sulfuric acid vapor treated PEDOT:PSS anodes for ITO-free organic light-emitting diodes," S. Choi, Y. Choi, S. H. Kim, J. Kwak, The 15th International Meeting on Information Display (IMID 2015), #P2-125, EXCO, Daegu, Korea, Aug. 18-21, 2015. [Poster]
  6. "Common Red Layer in Full-Color Phosphorescent Organic Light-Emitting Diodes for Simple Fabrication of RGB Subpixels," J. Kwak, H. Lee, C. Lee, The 15th International Meeting on Information Display (IMID 2015), #42-2, EXCO, Daegu, Korea, Aug. 18-21, 2015. [Oral]
  7. "Ultraviolet Electroluminescence Devices Using CdZnS/ZnS Quantum Dots," J. Kwak, J. Lim, M. Park, S. Lee, K. Char, C. Lee, The 15th International Meeting on Information Display (IMID 2015), #2-4, EXCO, Daegu, Korea, Aug. 18-21, 2015. [Oral]
  8. "Recent Progress of Light-Emitting Diodes Based on Colloidal Quantum Dots," C. Lee, M. Park, J. Kwak, W. K. Bae, K. Char, S. Lee, Society for Information Display, Display Week 2015, 46-1, #MEET3-2, San Jose, CA, USA, May 31-Jun. 5, 2015. [Oral]

2014

  1. "Efficient Quantum Dot Light-Emitting Diodes by Improving Charge Carrier Balance," J. Kwak, M. Park, H. Jung, J. Lim, W. K. Bae, K. Char, S. Lee, C. Lee, The 21st International Display Workshops (IDW 14), IDW 14 pp.1247-1249, #MEET3-2, Niigata, Japan, Dec, 3-5, 2014. [Oral] [Invited]
  2. "Enhanced stability of polymer light-emitting diodes using mixture of poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) and MoO3," Y. Kwon, Y. Kim, J. Kwak, C. Lee, The 14th International Meeting on Information Display, IMID 2014 DIGEST p.625, #P2-122, EXCO, Daegu, Korea, Aug. 26-29, 2014. [Poster]
  3. "N-doped ZnO electron injection layer for inverted bottom-emission organic light-emitting diodes," J. Chae, S. Choi, J. Kwak, The 14th International Meeting on Information Display, IMID 2014 DIGEST p.607, #P2-104, EXCO, Daegu, Korea, Aug. 26-29, 2014. [Poster]
  4. "High power efficiency blue fluorescent organic light-emitting diodes with DPAVBi doped ADN in emitting layer," J. Kwak, J. Chae, S. Son, B. J. Jung, The 14th International Meeting on Information Display, IMID 2014 DIGEST p.595, #P2-92, EXCO, Daegu, Korea, Aug. 26-29, 2014. [Poster]
  5. "Improved efficiency of inverted quantum dot light-emitting diodes using sol-gel based metal-doped ZnO as an electron transport layer," H. Jung, M. Thambidurai, J. Lim, J. Kwak, K. Char, S. Lee, C. Lee, The 14th International Meeting on Information Display, IMID 2014 DIGEST p.573, #P2-70, EXCO, Daegu, Korea, Aug. 26-29, 2014. [Poster]
  6. "Semiconductor-Insulator Interface Engineering using Self-Assembled Monolayer for Organic Field-Effect Transistors," J. Roh, C.-m. Kang, H. Shin, J. Kwak, B. J. Jung, C. Lee, The 14th International Meeting on Information Display, IMID 2014 DIGEST p.153, #31-3, EXCO, Daegu, Korea, Aug. 26-29, 2014. [Oral]
  7. "Device characteristics of green and blue phosphorescent organic light-emitting diodes with red dye doped hole transport layers," H. Lee, J. Kwak, J.-I. Lee, C. Lee, 248th ACS National Meeting & Exposition, #345, San Francisco, USA, Aug. 10-14, 2014. [Oral]
  8. "Improved thermoelectric properties of poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) thin-films treated with sorbitol," E. Yang, J. Kim, J. Kwak, The 12th International Nanotech Symposium & Nano-Convergence Expo (NANO KOREA 2014), TS06, #P1406_065, COEX, Seoul, Korea, Jul. 2-4, 2014. [Poster]
  9. "Improved Performance of Quantum Dot Light Emitting Diodes by Using Charge Blocking Layer," M. Park, J. Lim, Y. Kwon, H. Jung, J. Kwak, K. Char, S. Lee, C. Lee, SID Display Week 2014, SID 2014 Digest pp.1309-1311, #P-86, San Diego, USA, Jun. 1-6, 2014. [Poster]
  10. "n-type Organic Thin Film Transistors with High Operational Stability," J. Roh, C.-m. Kang, H. Shin, J. Kwak, B. J. Jung, C. Lee, SID Display Week 2014, SID 2014 Digest pp.1021-1023, #P-21, San Diego, USA, Jun, 1-6, 2014. [Poster]
  11. "White light-emitting diodes with mixed colloidal quantum dots," W. K. Bae, J. Kwak, D. Lee, S. Lee, K. Char, C. Lee, 8th International Conference on Quantum Dots, #M62, Pisa, Italy, May 11-15, 2014. [Poster]
  12. "Highly Efficient InP@ZnSeS Quantum Dot Light Emitting Diodes by Enhancing Carrier Injection," M. Park, J. Lim, W. K. Bae, J. Kwak, S. Lee, K. Char, C. Lee, 8th International Conference on Quantum Dots, #M65, Pisa, Italy, May 11-15, 2014. [Poster]
  13. "Efficient Quantum-Dot Light-Emitting Diodes for Full-Color Displays," C. Lee, W. K. Bae, J. Kwak, M. Park, J. Lim, H. Cho, S. Lee, K. Char, 8th International Conference on Quantum Dots, number, Pisa, Italy, May 11-15, 2014. [Oral]

2013

  1. "Highly Efficient Quantum Dot Light Emitting Diodes Based on Environmentally-Benign InP@ZnSeS Quantum Dots," J. Lim, M. Park, W. K. Bae, D. Lee, J. Kwak, S. Lee, K. Char, C. Lee, 2013 MRS Fall Meeting & Exhibit, #T3.03, Boston, USA, Dec. 1-6, 2013. [Poster]
  2. "High Performance Polymer Light-Emitting Diodes Using a Solution-processed N-Doped Electron Transport Layer," J. Yang, Y. Lee, J. Kwak, C. Lee, 2013 MRS Fall Meeting & Exhibit, #N8.16, Boston, USA, Dec. 1-6, 2013. [Poster]
  3. "Effect of Annealing Temperatures of Sol-Gel Based Ga-doped ZnO Electron Transport Layer on Quantum Dot Light-Emitting Diodes," H. Jung, M. Park, M. Thambidurai, J. Lim, J. Kwak, K. Char, S. Lee, C. Lee, 2013 MRS Fall Meeting & Exhibit, #L9.39, Boston, USA, Dec. 1-6, 2013. [Poster]
  4. "Reducing the contact resistance of bottom-contact organic thin-film transistors by using a solution-processed VOx charge injection layer," S. Jin, Y. Kim, J. Kwak, The 5th International Workshop on Flexible & Printable Electronics (IWFPE 2013), Core Rivera Hotel, Jeonju, Korea, Nov. 20-22, 2013. [Poster]
  5. "Improved Performances of Organic Light-Emitting Diodes Using a Solution-Processed MoO3 as the Hole Injection Layer," Y. Kim, S. Jin, J. Kwak, The 13th International Meeting on Information Display (IMID 2013), #P2-84, EXCO, Daegu, Korea, Aug. 26-29, 2013. [Poster]
  6. "Organic Non-Fullerene Type Electron Acceptor for P3HT-based Bulk-heterojunction Solar Cells," H. U. Kim, J.-H. Kim, J. Kwak, S. C. Yoon, D.-H. Hwang, 7th International Conference on Materials for Advanced Technologies (ICMAT 2013), #B-PO1-51, Singapore, Jun. 30-Jul. 5, 2013. [Poster]
  7. "High-Performance Polymer Light-Emitting Diodes with a Conjugated Polyelectrolyte," J. Yang, Y. Kwon, J. Kwak, C. Lee, Society for Information Display, Display Week 2013, #P-119, Vancouver, Canada, May 19-24, 2013. [Poster]
  8. "The Effect of Surface Polarity of Gate Dielectric Buffer Layer on Operational Stability in Organic Thin Film Transistors," J. Roh, C.-M. Kang, H. Shin, J. Kwak, B. J. Jung, C. Lee, Society for Information Display, Display Week 2013, #P-65, Vancouver, Canada, May 19-24, 2013. [Poster]
  9. "Improved Performance of Quantum Dot Light Emitting Diodes by Using Double Electron Transport Layers of Metal Oxides," M. Park, D. Lee, J. Lim, J. H. Seo, J. Kwak, K. Char, S. Lee, C. Lee, 2013 MRS Spring Meeting, #S10.05, San Francisco, USA, Apr. 1-5, 2013. [Oral]

2012

  1. "Improved Electrical Performance and Operational Stability of Organic Thin Film Transistors by Modifying Insulator Surface using Low-k Polymers," J. Roh, C.-M. Kang, J. Kwak, B. J. Jung, C. Lee, 2012 MRS Fall meeting, #P9.30, Boston, USA, Nov. 25-30, 2012. [Poster]
  2. "Pentacene Thin Film Transistors on Fluorinated Self-Assembled Monolayer-Treated Gate Insulator and Their Gate Bias Stress Effect," J. Roh, C.-M. Kang, J. Kwak, B. J. Jung, C. Lee, International Workshop on Flexible and Printable Electronics (IWFPE 2012), #FE18, Muju, Korea, Nov. 14-16, 2012. [Poster]
  3. "Simple-Structure Light-Emitting Diodes Based on a Blend of Nanocrystal Quantum Dots and ZnO," J. Kwak, W. K. Bae, C. Lee, Pacific Rim Meeting (PRiME 2012), 222nd ECS Meeting, #3905, Honolulu, USA, Oct. 7-12, 2012. [Poster]
  4. "Efficient quantum-dot light-emitting diodes for full-color displays," C. Lee, J. Lim, D. Lee, H. Cho, M. Park, J. Kwak, K. Char, S. Lee, International Liquid Crystal Conference 2012 (ILCC 2012), Mainz, Germany, Aug. 19-24, 2012. [Oral]
  5. "Improvement of Current Characteristics by Electrical Annealing in Organic Rectifying Diodes," C.-M. Kang, H. Cho, M. Park, J. Roh, J. Kwak, C. Lee, International Conference on Science and Technology of Synthetic Metals 2012 (ICSM 2011), #PIII-57, Atlanta, USA, Jul. 8-13, 2012. [Poster]
  6. "Polymer-quantum dot hybrid films for application to light-emitting diodes and solar cells," C. Lee, J. Kwak, J. J. Amsden, D. Lee, W. K. Bae, R. Zentel, S. Lee, K. Char, International Conference on Science and Technology of Synthetic Metals 2012 (ICSM 2011), #IN-90, Atlanta, USA, Jul. 8-13, 2012. [Oral]

2011

  1. "Light-emitting diodes based on colloidal quantum dots for full color displays," C. Lee, J. Kwak, K. Char, and S. Lee, The 7th International Conference on Advanced Materials and Devices (ICAMD 2011), pp. 113, Jeju, Korea, Dec. 7-9, 2011.
  2. "Enhanced Performance of SubPC/C60 Solar Cells by Annealing and Modifying Surface Morphology," J. Y. Kim, J. Kwak, S. Noh, C. Lee, Nano Korea 2011, KINTEX, Korea, Aug. 24-26, 2011.
  3. "Temperature Dependence of Current-Voltage Characteristics of Polymer Solar Cells with MoO3 and PEDOT:PSS as Hole Injection Layer," D. Lee, S. Noh, J. Y. Kim, H. Lee, J. Kwak, C. Lee, Nano Korea 2011, KINTEX, Korea, Aug. 24-26, 2011.
  4. "Characteristics of Organic Thin-Film Transistors with a Gate Dielectric Deposited with Self-Assembled Monolayer of Various Alkyl Chain Lengths," M. Park, H. Cho, H. Lee, J. Kwak, C. Lee, Nano Korea 2011, KINTEX, Korea, Aug. 24-26, 2011.
  5. "Inverted Organic Light-Emitting Diodes Using Zinc Oxide Nanoparticles As Electron Injection Layer," H. Lee, J. Kwak, J. Lim, K. Char, S. Lee, C. Lee, The 1st International Symposium on Advanced Organic Materials for Active Matrix Organic Light Emitting Diode (AOM 2011), Korea Univ., Korea, Jul. 2011.
  6. "Improvement of efficiency in inverted bottom-emission white OLEDs by doping the hole transport layer," H. Lee, J. Kwak, J. Lim, K. Char, S. Lee, C. Lee, 69th annual Device Research Conference,, p.95, Santa-Barbara, USA, Jun. 20-22, 2011.
  7. "Full-Color Patterning of Quantum-Dot (QD) LEDs Using QD Transplanting Techniques," H. Cho, C. Lee, J. Kwak, D.-M. Shin, W. K. Bae, J. Lim, K. Char, S. Lee, Society for Information Display 2011 International Symposium, Digest vol. 40, pp. 526-528, Los Angeles, USA, May. 15-20, 2011.
  8. "High-efficiency organic light-emitting transistors with double light-emitting layers," H. Cho, J. Kwak, S. Noh, C.-M. Kang, Y. Hong, C. Lee, The 7th International Thin-Film Transistor Conference, Cambridge, UK, Mar. 3-4, 2011.

2010

  1. "Novel Device Structures and Fabrication Method for Colloidal Quantum Dot Based Light-emitting Diodes," J. Kwak, W. K. Bae, D. Lee, J. Lim, I. Park, D. Y. Yoon, S. Lee, K. Char, C. Lee, 2010 MRS Fall Meeting, number, Boston, USA, Nov. 29 - Dec. 3, 2010.
  2. "Efficient light-emitting diodes based on colloidal quantum dots for full-color displays," C. Lee, W. K. Bae, J. Kwak, J. Lim, D. Lee, M. K. Nam, K. Char, S. Lee, The Global R&D Center (GRDC) Symposium 2010, Catholic Univ. of Korea in Seoul, Korea, place, Nov. 15-16, 2010.
  3. "Electrical and Optical Properties of Light-Emitting Devices Based on Colloidal Quantum-Dots and Conjugated Organic Materials," J. Kwak, W. K. Bae, D. Lee, J. Lim, S. Lee, K. Char, C. Lee, 8th International Conference on Electroluminescence & Organic Optoelectronics (ICEL 2010), number, Univ. of Michigan, Ann Arbor, USA, Oct. 17-21, 2010.
  4. "Full-Color Light-Emitting Diodes Based on Colloidal Quantum Dots," C. Lee, W. K. Bae, J. Kwak, J. Lim, D. Lee, M. K. Nam, K. Char, S. Lee, 218th The Electrochemical Society(ECS) Meeting, number, Las Vegas, USA, Oct. 10-15, 2010.
  5. "Highly Efficient Inverted Bottom-Emission White Organic Light Emitting Diodes," H. Lee, J. Kwak, I. Park, S. Noh, D. Y. Yoon, and C. Lee, International Meeting on Information Display 2010, pp.212, Kintex, Korea, Oct. 11-15, 2010.
  6. "Flexible Ring Oscillator Made of 5-Stage Complementary Organic Inverters," M. Kim, H. Cho, J. Kwak, C. Lee, International Workshop on Flexible & Printable Electronics, P.89, Muju, Korea, Sep. 8-10, 2010.
  7. "Highly Efficient Inverted Bottom-Emission OLEDs with ZnO Nanoparticles as the Electron-Injection Layer," H. Lee, J. Kwak, C. Lee, I. Park, D. Y. Yoon, 48th SID International Symposium, Seminar & Exhibition, P.153, Seattle, USA, May. 23-28, 2010.
  8. "Color-Saturated LEDs Based on Colloidal Quantum-Dot by Improving Charge Injection and Transport Layers," J. Kwak, W. K. Bae, C. Lee, K. Char, S. Lee, 48th SID International Symposium, Seminar & Exhibition, P.153, Seattle, USA, May. 23-28, 2010.
  9. "Bright, Color-Saturated Red, Green and Blue Light-Emitting Diodes Based on Colloidal Quantum Dots," J. Kwak, W. K. Bae, S. Lee, K. Char, C. Lee, Quantum Dot 2010, P.48, Nottingham, UK, Apr. 26-30, 2010.
  10. "Control on the Dispersion of Colloidal Quantum Dots with Unconventional Block Copolymers in Nanocomposite Films," K. Char, W. K. Bae, J. Kwak, C. Lee, M. Zorn, R. Zentel, American Physical Society, APS March Meeting 2010, Abstract No. T19.002, Portland, Oregon, USA, Mar. 15-19, 2010.

2009

  1. "Highly Efficient Light-Emitting Diodes with Monolayers of Energy-Gradient Quantum Dots or Hybrid Films of Energy-Gradient Quantum Dots Dispersed in Conducting Polymers as an Active Layer," S. Lee, C. Lee, K. Char, M. K. Nam, J. Kwak, W. K. Bae, Materials Research Society 2009 Fall Meeting, number, Boston, USA, Nov. 30 - Dec. 4, 2009.
  2. "Preparation of Conducting Polymer-Grafted Quantum Dots and Their Applications to Light-Emitting Diodes," W. K. Bae, J. Kwak, M. Zorn, H. J. Woo, R. Zentel, S. Lee, C. Lee, K. Char, Materials Research Society 2009 Fall Meeting, number, Boston, USA, Nov. 30 - Dec. 4, 2009.
  3. "Highly Efficient Quantum Dot Based Light - Emitting Diodes by Enhancing Carrier Injection and Transport," J. Kwak, W. K. Bae, D. Lee, I. Park, D. Y. Yoon, S. Lee, K. Char,C. Lee, Materials Research Society 2009 Fall Meeting, number, Boston, USA, Nov. 30 - Dec. 4, 2009.
  4. "Narrow deep blue emission from cd1-xZnxS/ZnS quantum dot LEDs by enhancing hole injection," J. Kwak, W. K. Bae, C. K. Suman, D. Lee, C. Lee, and Y. Hong, European Materials Research Society Spring Meeting, number, Strasbourg, France, Jun. 8-12, 2009.

2008

  1. "Preparation of Highly Luminescent Semiconductor Nanocrystals and Their Applications to Light-Emitting diodes," W. K. Bae, J. Kwak, C. Lee, S. Lee, K. Char, Materials Research Society 2008 Fall Meeting, number, Boston, USA, Dec. 1-5, 2008.
  2. "Highly Efficient Green Quantum Dot Based Light-Emitting Diodes," J. Kwak, W. K. Bae, S. Lee, K. Char, C. Lee, Materials Research Society 2008 Fall Meeting, number, Boston, USA, Dec. 1-5, 2008.
  3. "A study on plasma-assisted patterning and doubly deposited cathode for improvement of AMOLED common electrode IR drop," J. H. Yang, J. Kwak, C. Lee, Y. Hong, IMID/IDMC/Asia Display 08, Digest pp.481-484, Ilsan KINTEX, Korea, Oct. 13-17, 2008.
  4. "The effect of ambient gas pressure in organic thin film transistors," H. D. Cho, J. Kwak, C. Lee, The 7th International Conference on Electroluminescence of Molecular Materials and Related Phenomena, p.182, Dresden, Germany, Sep. 2-6, 2008.
  5. "Optimization of white OLEDs based on charge carrier conduction properties of phosphorescent emitting layers," C. H. Lee, H. I. Baek, J. Kwak, J. Y. Kim, B. D. Chin, SPIE Optics & Photonics, p.7051, San Diego, USA, Aug. 10-14, 2008.
  6. "Inkjet printed silver electrodes and organic dielectric layer for all printed organic thin-film transistor applications," J. W. Kim, J. H. Jang, J. J. Kim, J. Kwak, C. H. Lee, Y. T. Hong, 4th International TFT Conference, pp.133-136, Kyung Hee University, Seoul, Korea, Jan. 24-25, 2008.

2007

  1. "Effect of Ambient Gas on the Early Stage of the OLED Degradation," J. Kwak, H. Cho, Y. Hong, C. Lee, The 7th International Meeting on Information Display (IMID), Proceedings, pp.1042-1045, place, Aug. 28-31, 2007.
  2. "Investigation of degradation mechanisms of oragnic light-emitting diodes under an electrical stress," C. H. Lee, H. I. Baek, J. Kwak, H. D. Cho, International Display Manufacturing Conference, Proceedings, pp.446-448, Taipei, Taiwan, Jul. 3-6, 2007.
  3. "Study of organic field-effect transistor performances using various organic gate insulators," J. Kwak, H. I. Baek, C. H. Lee, The 3rd International Conference on Advanced Materials and Nanotechnology (AMN), Programme and Abstract Book, pp.430, Wellington, New Zealand, Feb. 11-16, 2007.

2006

  1. "High performance n-type organic field effect transistor using thermally annealed PTCDI-C7 active layer," J. Kwak, H. I. Baek, J. Y. Kim, J. W. Yu, C. H. Lee, International Workshop on Inorganic and Organic Electroluminescence, pp.160-161, Jeju, Korea, Sep. 18-22, 2006.
  2. "Ambipolar pentacene field-effect transistor with double-layer organic insulator," J. Kwak, H. I. Baek, C. H. Lee, SPIE Optics & Photonics, number, San Diego, USA, Aug. 13-17, 2006.
  3. "Enhanced efficiency and stability of organic light-emitting diodes with copper hexadecafluorophthalocyanine doped hole transport layer," Y. C. Shin, H. I. Baek, J. Kwak, S. W. Noh, C. H. Lee, Society for Information Display (SID) 2006 International Symposium, Technical Digest, pp.927-930, San Francisco, USA, Jun. 5-9, 2006.