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  Department of Energy Science and Engineering Organic & Printed Electronics Laboratory(OPEL)

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Article
Boosting Efficiency and Longevity of Quantum Dot Light-Emitting Diodes with Dibenzofuran-Incorporated Hole Transport Materials Featuring High Bond Dissociation Energy
  • Hwang, Youngjun ; 
  • Jung, Hyeonwoo ; 
  • Kim, Jongyoun ; 
  • Lee, Dongwoo ; 
  • Lee, Youngu
  • 2025-09
  • Small, v.21, no.36
  • Wiley
  • View : 368
  • Download : 0
Article
Anisotropic Dynamic Disorder of π-Stacking and Static Disorder in Organic Electron Transporting Materials with Isomorphic Crystal Structures
  • Lee, Chae-Won ; 
  • Puc, Uros ; 
  • Lee, Jeong Hyeon ; 
  • Cho, Na Young ; 
  • Lee, Jong Bum ; 
  • Lee, Yun-Sang ; 
  • Kim, Jin Chul ; 
  • Yoon, Woojin ; 
  • Yun, Hoseop ; 
  • Jang, Seokhoon ; 
    • et al
  • 2025-09
  • Small Structures, v.6, no.9
  • Wiley
  • View : 535
  • Download : 0
Article
Electronic Nose Based on a Multi-Thin Film Transistor Sensor Array Structure for Detecting Odorants with High Selectivity
  • Kim, Sohee ; 
  • Pyo, Goeun ; 
  • Choi, Wonhyuk ; 
  • Jang, Hyun Woo ; 
  • Kwon, Hyeokjin ; 
  • Kim, Kwangsu ; 
  • Heo, Su Jin ; 
  • Kim, Dong Su ; 
  • Kim, Jongyoun ; 
  • Lee, Youngu ; 
    • et al
  • 2025-09
  • Analysis and Sensing, v.5, no.5
  • Wiley
  • View : 565
  • Download : 0
Article
Photothermally Cross-Linkable Polymeric Hole Transport Material Functionalized with Azide for High-Performance Quantum Dot Light-Emitting Diodes
  • Hwang, Youngjun ; 
  • Jung, Hyeonwoo ; 
  • Kim, Jongyoun ; 
  • Park, Jaehyoung ; 
  • Maheshwaran, Athithan ; 
  • Kang, Byeongjae ; 
  • Lee, Youngu
  • 2025-01
  • Hwang, Youngjun. (2025-01). Photothermally Cross-Linkable Polymeric Hole Transport Material Functionalized with Azide for High-Performance Quantum Dot Light-Emitting Diodes. ACS Applied Materials & Interfaces, 17(4), 6668–6678. doi: 10.1021/acsami.4c22232
  • American Chemical Society
  • View : 216
  • Download : 0
Article
Enhanced performance of solution-processed organic light-emitting diodes with TEMPOL derivatives
  • Kim, Jae Ho ; 
  • Oh, Sumin ; 
  • Park, Chaehyun ; 
  • Kim, Yubin ; 
  • Lim, Gyumok ; 
  • Lee, Youngu ; 
  • Choi, Jin Woo ; 
  • Lee, Hyung Woo ; 
  • Song, Myungkwan
  • 2025-04
  • Kim, Jae Ho. (2025-04). Enhanced performance of solution-processed organic light-emitting diodes with TEMPOL derivatives. Synthetic Metals, 311. doi: 10.1016/j.synthmet.2024.117798
  • Elsevier
  • View : 144
  • Download : 0
Article
Comprehensive correlation analysis of electromechanical behavior in high-stretchable carbon nanotube/polymer composites
  • Jin, Seong-Won ; 
  • Go, Myeong-Seok ; 
  • Lee, Youngu ; 
  • Ryu, Seunghwa ; 
  • Lim, Jae Hyuk
  • 2024-06
  • Jin, Seong-Won. (2024-06). Comprehensive correlation analysis of electromechanical behavior in high-stretchable carbon nanotube/polymer composites. Functional Composites and Structures, 6(2). doi: 10.1088/2631-6331/ad540e
  • Institute of Physics
  • View : 339
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Article
Neuron-astrocyte interaction-inspired percolative networks with metal microdendrites and nanostars for ultrasensitive and transparent electronic skins
  • Gu, Ji-Woo ; 
  • Kim, Jongyoun ; 
  • Go, Myeong-Seok ; 
  • Jung, Hyeonwoo ; 
  • Hwang, Youngjun ; 
  • Park, Jaehyoung ; 
  • Kang, Byeongjae ; 
  • Kim, Do-Won ; 
  • Ahn, Seokhoon ; 
  • Lim, Jae Hyuk ; 
    • et al
  • 2024-10
  • Gu, Ji-Woo. (2024-10). Neuron-astrocyte interaction-inspired percolative networks with metal microdendrites and nanostars for ultrasensitive and transparent electronic skins. Chemical Engineering Journal, 498. doi: 10.1016/j.cej.2024.155175
  • Elsevier
  • View : 239
  • Download : 0

Vitamin C-induced CO2 capture enables high-rate ethylene production in CO2 electroreduction

Article
Vitamin C-induced CO2 capture enables high-rate ethylene production in CO2 electroreduction
  • Kim, Jongyoun ; 
  • Lee, Taemin ; 
  • Jung, Hyun Dong ; 
  • Kim, Minkyoung ; 
  • Eo, Jungsu ; 
  • Kang, Byeongjae ; 
  • Jung, Hyeonwoo ; 
  • Park, Jaehyoung ; 
  • Bae, Daewon ; 
  • Lee, Yujin ; 
    • et al
  • 2024-01
  • Kim, Jongyoun. (2024-01). Vitamin C-induced CO2 capture enables high-rate ethylene production in CO2 electroreduction. Nature Communications, 15(1). doi: 10.1038/s41467-023-44586-0
  • Springer Nature
  • View : 250
  • Download : 57
Article
Inelastic Transport and Low-Bias Rectification in a Single-Molecule Diode
  • Hihath, Joshua ; 
  • Bruot, Christopher ; 
  • Nakamura, Hisao ; 
  • Asai, Yoshihiro ; 
  • Diez-Perez, Ismael ; 
  • Lee, Youngu ; 
  • Yu, Luping ; 
  • Tao, Nongjian
  • 2011-10
  • Hihath, Joshua. (2011-10). Inelastic Transport and Low-Bias Rectification in a Single-Molecule Diode. ACS Nano, 5(10), 8331–8339. doi: 10.1021/nn2030644
  • American Chemical Society
  • View : 561
  • Download : 0
Article
Improved Thermal Oxidation Stability of Solution-Processable Silver Nanowire Transparent Electrode by Reduced Graphene Oxide
  • 2012-12
  • Ahn, Yumi. (2012-12). Improved Thermal Oxidation Stability of Solution-Processable Silver Nanowire Transparent Electrode by Reduced Graphene Oxide. ACS Applied Materials & Interfaces, 4(12), 6410–6414. doi: 10.1021/am301913w
  • American Chemical Society
  • View : 240
  • Download : 0

Achieving an excellent efficiency of 11.57% in a polymer solar cell submodule with a 55 cm2 active area using 1D/2A terpolymers and environmentally friendly nonhalogenated solvents

Article
Achieving an excellent efficiency of 11.57% in a polymer solar cell submodule with a 55 cm2 active area using 1D/2A terpolymers and environmentally friendly nonhalogenated solvents
  • Jung, Hyeonwoo ; 
  • Kim, Jongyoun ; 
  • Park, Jaehyoung ; 
  • Jahankhan, Muhammad ; 
  • Hwang, Youngjun ; 
  • Kang, Byeongjae ; 
  • Kim, Hyerin ; 
  • Park, Ho-Yeol ; 
  • Ahn, Pyeongkang ; 
  • Um, DuHyeon ; 
    • et al
  • 2024-01
  • Jung, Hyeonwoo. (2024-01). Achieving an excellent efficiency of 11.57% in a polymer solar cell submodule with a 55 cm2 active area using 1D/2A terpolymers and environmentally friendly nonhalogenated solvents. EcoMat, 6(1). doi: 10.1002/eom2.12421
  • Wiley
  • View : 193
  • Download : 69
Article
Low-Temperature Cross-Linkable Hole Transport Materials for Solution-Processed Quantum Dot and Organic Light-Emitting Diodes with High Efficiency and Color Purity
  • Maheshwaran, Athithan ; 
  • Bae, Hyejeong ; 
  • Park, Jaehyoung ; 
  • Jung, Hyeonwoo ; 
  • Hwang, Youngjun ; 
  • Kim, Jongyoun ; 
  • Park, Chaehyun ; 
  • Kang, Byeongjae ; 
  • Song, Myungkwan ; 
  • Lee, Youngu
  • 2023-09
  • Maheshwaran, Athithan. (2023-09). Low-Temperature Cross-Linkable Hole Transport Materials for Solution-Processed Quantum Dot and Organic Light-Emitting Diodes with High Efficiency and Color Purity. ACS Applied Materials & Interfaces, 15(38), 45167–45176. doi: 10.1021/acsami.3c09106
  • American Chemical Society
  • View : 178
  • Download : 0

High-resolution printing of micrometer-scale copper electrode: From ink formulation and process optimization to application

Article
High-resolution printing of micrometer-scale copper electrode: From ink formulation and process optimization to application
  • Kim, Jongyoun ; 
  • Kang, Byeongjae ; 
  • Kim, Hyuntae ; 
  • Choi, Su Hyun ; 
  • Park, Jaehyoung ; 
  • Jung, Hyeonwoo ; 
  • Hwang, Youngjun ; 
  • Kwon, Sin ; 
  • Woo, Kyoohee ; 
  • Lee, Youngu
  • 2024-01
  • Kim, Jongyoun. (2024-01). High-resolution printing of micrometer-scale copper electrode: From ink formulation and process optimization to application. Journal of Materials Research and Technology, 28, 131–138. doi: 10.1016/j.jmrt.2023.11.286
  • Elsevier
  • View : 187
  • Download : 77
Article
Ultrastable 2D material-wrapped copper nanowires for high-performance flexible and transparent energy devices
  • Kim, Jongyoun ; 
  • Kim, Minkyoung ; 
  • Jung, Hyeonwoo ; 
  • Park, Jaehyoung ; 
  • Lee, Youngu
  • 2023-02
  • Kim, Jongyoun. (2023-02). Ultrastable 2D material-wrapped copper nanowires for high-performance flexible and transparent energy devices. Nano Energy, 106. doi: 10.1016/j.nanoen.2022.108067
  • Elsevier
  • View : 374
  • Download : 0
Article
High-Quality Microprintable and Stretchable Conductors for High- Performance 5G Wireless Communication
  • Kim, Jongyoun ; 
  • Kim, Minkyoung ; 
  • Jung, Hyeonwoo ; 
  • Park, Jaehyoung ; 
  • Jun, Byoung Ok ; 
  • Kang, Byeongjae ; 
  • Jang, Jae Eun ; 
  • Lee, Youngu
  • 2022-11
  • Kim, Jongyoun. (2022-11). High-Quality Microprintable and Stretchable Conductors for High- Performance 5G Wireless Communication. ACS Applied Materials & Interfaces, 14(47), 53250–53260. doi: 10.1021/acsami.2c18424
  • American Chemical Society
  • View : 566
  • Download : 0
Article
Side-chain engineering of regioregular copolymers for high-performance polymer solar cells processed with nonhalogenated solvents
  • Jung, Hyeonwoo ; 
  • Kim, Honggi ; 
  • Kim, Jongyoun ; 
  • Jang, Soyeong ; 
  • Lee, Youngu
  • 2022-10
  • Jung, Hyeonwoo. (2022-10). Side-chain engineering of regioregular copolymers for high-performance polymer solar cells processed with nonhalogenated solvents. Bulletin of the Korean Chemical Society, 43(10), 1200–1206. doi: 10.1002/bkcs.12606
  • 대한화학회
  • View : 292
  • Download : 0
Article
Impact of Aryl End Group Engineering of Donor Polymers on the Morphology and Efficiency of Halogen-Free Solvent-Processed Nonfullerene Organic Solar Cells
  • Gayathri, Rajalapati Durga ; 
  • Gokulnath, Thavamani ; 
  • Park, Ho-Yeol ; 
  • Kim, Jeonghyeon ; 
  • Kim, Hyerin ; 
  • Kim, Jongyoun ; 
  • Kim, BongSoo ; 
  • Lee, Youngu ; 
  • Yoon, Jinhwan ; 
  • Jin, Sung-Ho
  • 2022-03
  • Gayathri, Rajalapati Durga. (2022-03). Impact of Aryl End Group Engineering of Donor Polymers on the Morphology and Efficiency of Halogen-Free Solvent-Processed Nonfullerene Organic Solar Cells. ACS Applied Materials & Interfaces, 14(8), 10616–10626. doi: 10.1021/acsami.1c22784
  • American Chemical Society
  • View : 523
  • Download : 0
Article
Simple, Fast, and Scalable Reverse-Offset Printing of Micropatterned Copper Nanowire Electrodes with Sub-10 μm Resolution
  • Kim, Jongyoun ; 
  • Hwang, Inkook ; 
  • Kim, Minkyoung ; 
  • Jung, Hyeonwoo ; 
  • Bae, Hyejeong ; 
  • Lee, Youngu
  • 2022-02
  • Kim, Jongyoun. (2022-02). Simple, Fast, and Scalable Reverse-Offset Printing of Micropatterned Copper Nanowire Electrodes with Sub-10 μm Resolution. ACS Applied Materials & Interfaces, 14(4), 5807–5814. doi: 10.1021/acsami.1c21223
  • American Chemical Society
  • View : 485
  • Download : 0
Article
Conductive Polymer Composites for Soft Tactile Sensors
  • Kim, Jongyoun ; 
  • Jung, Hyeonwoo ; 
  • Kim, Minkyoung ; 
  • Bae, Hyejeong ; 
  • Lee, Youngu
  • 2021-11
  • Kim, Jongyoun. (2021-11). Conductive Polymer Composites for Soft Tactile Sensors. Macromolecular Research, 29(11), 761–775. doi: 10.1007/s13233-021-9092-6
  • Polymer Society of Korea
  • View : 808
  • Download : 0

Impact of symmetry-breaking of non-fullerene acceptors for efficient and stable organic solar cells

Article
Impact of symmetry-breaking of non-fullerene acceptors for efficient and stable organic solar cells
  • Gopikrishna, Peddaboodi ; 
  • Choi, Huijeong ; 
  • Kim, Do Hui ; 
  • Hwang, Jun Ho ; 
  • Lee, Youngwan ; 
  • Jung, Hyeonwoo ; 
  • Yu, Gyeonghwa ; 
  • Raju, Telugu Bhim ; 
  • Lee, Eunji ; 
  • Lee, Youngu ; 
    • et al
  • 2021-11
  • Gopikrishna, Peddaboodi. (2021-11). Impact of symmetry-breaking of non-fullerene acceptors for efficient and stable organic solar cells. Chemical Science, 12(42), 14083–14097. doi: 10.1039/d1sc04153c
  • Royal Society of Chemistry
  • View : 464
  • Download : 78
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