"In this laboratory, we are conducting research to analyze and control the physical properties of organic electronic materials and to apply them to various electronic devices. In particular, X-ray analysis using POHANG ACCELERATOR LABORATORY (PAL), surface analysis using an atomic force microscope, and energy structure analysis using XPS/UPS are used."

■ Research Field

. Organic semiconductor physics

. Organic Electronics: OPVs, OFETs, Graphene devices

. Organic hybrid perovskite PVs

. Multi-functional films and LSC (Luminescent solar concentrator)

■ Education

. 2003. 2. GIST, Materials Science and Engineering, Ph,D

. 1997. 8. POSTECH, Physics, Mater’s degree

. 1994. 2. Ewha Womans University, Physics, Bachelor’s degree

■ Work Experience

. 2011.03~13.02: Seoul National University, Dep. of Materials Science and Engineering, Research Professor

. 2007.12~2011.03: Seoul National University, OLED Center, Research engineer

. 2006.02~2007.11: Samsung Electro-Mechanics, Senior research engineer

. 2004.10~2006.02: LG Chem. R&D Campus, Senior research engineer

. 2003.03~2004.09: European Synchrotron Radiation Facilities, Postdoctorial researcher

■ Research Results

2021

1. Kukhyun Jo, Sunghun Lee, Geun-Seok Choi, Byung Hoon Woo, Young Chul Jun, Hee-eun Song, Tae-Yeol Jeon, Hyun Hwi Lee, Hyo Jung Kim “Soft luminescent solar concentrator film with organic dye and rubbery matrix”, Jounal of Polymer Science, 59(1), 59 (2021/01), SCIE

2 Kukhyun Jo, Hyo Jung Kim “Review of the fundamental principles and performances on lminescent solar concentrators”, Applied Science And Convergence Technology, 30(1), 14 (2021/02), ESCI

3. Sung Hun Lee, Seungyeon Hong, Hyun Hwi Lee, Hyo Jung Kim “Interface Engineering of Perovskite/Hole Transport Layer Using Nano-Network Formation in Small Molecule-Polymer Blend for Efficient Inverted Perovskite Solar Cells”, Advanced Materials Interfaces, 8(6), (2021/03), SCIE

4. Byeongwan Kim, Hyunkyung Lee, Seungyeon Hong, Hyo Jung Kim, Kanghyun Kim, Haeyong Kang “Influence of metallization process on solution-processed InGaZnO thin film transistors”, Nanotechnology, 32(40) (2021/07), SCIE

5. Ahra Yi, Sangmin Chae, Sejeong Won, Hyun-June Jung, In Hwa Cho, Jae-Hyun Kim, Hyo Jung Kim “Roll-transferred graphene encapsulant for robust perovskite solar cells“, Nano Energy, 77, (2020/11), SCIE

6. Sung Hun Lee, Seungyeon Hong, Seongho An, Tae-Yoel Jeon and Hyo Jung Kim “Strategy for the Complete Conversion of Thermally Grown PbI2 Layers in Inverted Perovskite Solar Cells”, Electronic Materials Letters, 16(6), 588 (2020/11), SCIE

7. Hanbin Lee, Sangmin Chae, Ahra Yi, Hyo Jung Kim “Hydrophobic stretchable polydimethylsiloxane films with wrinkle patterns prepared via a metal-assisted chemical etching process using a Si master mold”, Journal Of Applied Polymer Science, 138(19), (2021/05), SCIE

2020

1. Kukhyun Jo, Seungyeon Hong, Hyo Jung Kim, "Optical Properties of EVA Films Including V570 for Transparent Luminescent Solar Concentrator", Applied Science and Convergence Technology, 29.1, 14-18 (2020), ESCI

2. Hong Chul Lim, Min-Soo Choi, Sangmin Chae, Hyo Jung Kim, Jang-Joo Kim, Jong-In Hong, "Effect of a π-linker of push?pull D?π?A donor molecules on the performance of organic photodetectors", Journal of Materials Chemistry C, 8.32, 11145-11152 (2020), SCIE

3. Hanbin Lee, Hyo Jung Kim, "Formation of Hierarchical Pyramid-structured Si with Nanoholes by Using Thermally Dewetted Ag Thin Films", Journal of the Korean Physical Society, 77.7, 598-604 (2020), SCIE

4. Ahra Yi, Sangmin Chae, Sejeong Won, Hyun-June Jung, In Hwa Cho, Jae-Hyun Kim, Hyo Jung Kim, “Roll-transferred graphene encapsulant for robust perovskite solar cells", Nano Energy, 77, 105182 (2020), SCIE

5. Sung Hun Lee, Seungyeon Hong, Seongho An, Tae-Yoel Jeon, Hyo Jung Kim, "Strategy for the Complete Conversion of Thermally Grown PbI 2 Layers in Inverted Perovskite Solar Cells", Electronic Materials Letters, 16.6, 588-594 (2020),SCIE

2019

1. Byung Hoon Woo, Yejin Son, Jiyeon Choi, Sangmin Chae, Hyo Jung Kim, Young Chul Jun, "Femtosecond laser irradiation of molecular excitonic films for nanophotonic response control and large-area patterning", Optics express, 27.13, 18044-18054 (2019), SCI

2. Ho Sang Jung, Eun Hye Koh, ChaeWon Mun, Jeongho Min, Woosuk Sohng, Hoeil Chung, Jun-Yeong Yang, Seunghun Lee, Hyo Jung Kim, Sung-Gyu Park, Min-Young Lee, Don-Ho Kim, "Hydrophobic hBN-coated surface-enhanced Raman scattering sponge sensor for simultaneous separation and detection of organic pollutants", Journal of Materials Chemistry C, 7.42, 13059-13069 (2019), SCI

3. Si Woo Lee, Kukhyun Jo, Hyo Jung Kim, Do Young Noh, Jun Lim, Hyun-Joon Shin, Hyun Hwi Lee, "Observation of Metal Micro-Nanoparticles in an Epoxy Matrix during Thermal Annealing Using Synchrotron X-ray Imaging Techniques", Journal of the Korean Physical Society, 75.7, 503-507 (2019), SCI

4. Kukhyun Jo, Siwoo Lee, Ahra Yi, Tae-Yeol Jeon, Hyun Hwi Lee, Dohyun Moon, Dongmin M.Lee, Jiyoung Bae, Seung-Tae Hong, Jinhwa Gene, Seung Geol Lee, Hyo Jung Kim, "Alkyl Conformation and π?π Interaction Dependent on Polymorphism in the 1, 8-Naphthalimide (NI) Derivative", ACS omega, 4.22, 19705-19709 (2019), SCIE

5. Ahra Yi, Sangmin Chae, Hanbin Lee, Hyo Jung Kim, "The synergistic effect of cooperating solvent vapor annealing for high-efficiency planar inverted perovskite solar cells", Journal of Materials Chemistry A, 7.48, 27267-27277 (2019), SCI

6. Juae Kim, Sangmin Chae, Dasom Gu, Seungyeon Hong, Sung Hun Lee, Hyo Jung Kim, Hongsuk Suh, "Syntheses and Properties of Conjugated Polymers Containing Thieno [2, 3­b] indole with Different Electron­deficient Units", Bulletin of the Korean Chemical Society, 40.12, 1208-1214 (2019), SCI

7. Sangmin Chae, Ahra Yi, Hyo Jung Kim, "Molecular engineering of a conjugated polymer as a hole transporting layer for versatile p?i?n perovskite solar cells", Materials Today Energy, 14, 100341 (2019), SCIE

2018

1. Juae Kim, Sangmin Chae, Ahra Yi, Seungyoen Hong, Hyo Jung Kim, Hongsuk Suh, "Characterization of push-pull type of conjugated polymers containing 8H-thieno[2,3-b]indole for organic photovoltaics", SYNTHETIC METALS, 245, 267-275 (2018/11), SCI

2. Sangmin Chae, Ahra Yi, Hyun Hwi Lee, Jiyeon Choi, Hyo Jung Kim, "Laser-induced orientation transformation of a conjugated polymer thin film with enhanced vertical charge transport", Journal of Materials Chemistry C, 6(35), 9374-9382 (2018/11), SCI

3. Ahra Yi, Sangmin Chae, Seungyoen Hong, Hyun Hwi Lee , Hyo Jung Kim, "Manipulating the crystal structure of a conjugated polymer for efficient sequentially processed organic solar cells", ROYAL SOC CHEMISTRY, Nanoscale, 10(45), 21052-21061 (2018/11), SCI

4. Min-Soo Choi, Siwoo Lee, Hyo Jung Kim, Jang-Joo Kim, "Inverted near-infrared organic photodetector with oriented lead (II) phthalocyanine molecules via substrate heating", ORGANIC ELECTRONICS61, 164-169 (2018/10), SCI

5. Hyeon Han, Donghoon Kim, Sangmin Chae, Jucheol Park, Sang Yeol Nam, Mingi Choi, Kijung Yong, Hyo Jung Kim, Junwoo Son, Hyun Myung Jang, "Switchable ferroelectric photovoltaic effects in epitaxial h-RFeO3 thin films", Nanoscale, 10(27), 13261-13269 (2018/07), SCI

6. Yeon Ui Lee, Eleonora Garoni, Hanayo Kita, Kenji Kamada, Byung Hoon Woo, Young Chul Jun, Sang Min Chae, Hyo Jung Kim, Kwang Jin Lee, Seokhyun Yoon, Eunyoung Choi, Fabrice Mathevet, Igor Ozerov, Jean Charles Ribierre, Jeong Weon Wu, Anthony D'Al?o, "Strong Nonlinear Optical Response in the Visible Spectral Range with Epsilon-Near-Zero Organic Thin Films", ADVANCED OPTICAL MATERIALS, 6(14), 1701400-1701400 (2018/05), SCIE

7. Juae Kim, Sangmin Chae, Ahra Yi, Minji Kim, Hyo Jung Kim, Hongsuk Suh, "Syntheses and Properties of Semiconducting Polymers Based on Pyrimidine Series Substituted with Thiazolo-Pyridine", Macromolecular Research, 26(5), 438-445 (2018/05), SCI

8. Siwoo Lee, Kukhyun Jo, Hee-sung Geum, Sangmin Chae, Yonghyeon Kim, Jiyeon Choi, Hyun Hwi Lee, Hyo Jung Kim, "Nanowall formation by maskless wet-etching on a femtosecond laser irradiated silicon surface", APPLIED SURFACE SCIENCE, 437, 190-194 (2018/04), SCI

9. 김효정, 조국현, 양준영, 이시우, 송기원, 박은경, 최근석, "Roll-to-roll 적용 가능한 마이크로 응집 구조를 갖는 EVA/SiO2 복합 필름의 산란 특성", 한국염색가공학회지, 30(3), 190-198 (2018/09), 학진등재

2017

1. Sangmin Chae, Kuk Hyun Cho, Sejeong Won, Ahra Yi, Jiyeon Choi, Hyun Hwi Lee, Jae­Hyun Kim, Hyo Jung Kim, "Favorable Face-on Orientation of a Conjugated Polymer on Roll-to-Roll-Transferred Graphene Interface", ADVANCED MATERIALS INTERFACES, 4(23), 1701099-1701099 (2017/12), SCIE

2. Sangmin Chae, Ahra Yi, Cheolmin Park, Won Seok Chang, Hyun Hwi Lee, Jiyeon Choi, Hyo Jung Kim, "Using Femtosecond Laser Irradiation to Enhance the Vertical Electrical Properties and Tailor the Morphology of a Conducting Polymer Blend Film", ACS APPLIED MATERIALS & INTERFACES,9(29), 24422-24427 (2017/07), SCI

3. Ina Jeong, Sangmin Chae, Ahra Yi, Juae Kim, Ho Hwan Chun, Jung Hyeong Cho, Hyo Jung Kim, Hongsuk Suh, "Syntheses and photovoltaic properties of 6-(2-thieny1)-4H-thieno[3,2-b]indole based conjugated polymers containing fluorinated benzothiadiazole", POLYMER, 109, 115-125 (2017/01), SCI

2016

1. Juae Kim, Nam Hee Kim, Seyeong Song, Song Yi Park, Sangmin Chae, Eunhyoung Bae, Il Kim, Hyo Jung Kim, Jin Young Kim, Hongsuk Suh, "Syntheses of PCDTBT containing tetrafluorobenzene as electron-withdrawing group with deep HOMO energy level and applications for photovoltaics", POLYMER, 102, 84-91 (2016/10), SCI

2. Juae Kim, Song Yi Park, Garam Han, Sangmin Chae, Seyeong Song, Joo Young Shim, Eunhyoung Bae, Il Kim, Hyo Jung Kim, Jin Young Kim, Hongsuk Suh, "Conjugated polymers containing 6-(2-thienyl)-4H-thieno[3,2-b]indole (TTI) and isoindigo for organic photovoltaics", POLYMER, 95, 36-44 (2016/07), SCI

3. Si Woo Lee, Hee­Sung Keum, Han Seong Kim, Hyo Jung Kim, "Hierarchically assembled nanofibers created by a layer-by-layer self-assembly", JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, 16(4), 4080-4085 (2016/04), SCI

4. Kwon­Hyeon Kim, Jia­Ling Liao, Si Woo Lee, Bomi Sim, Chang­Ki Moon, Gene­Hsiang Lee, Hyo Jung Kim, Sung Heum Park, Hongsuk Suh, "Crystal Organic Light-Emitting Diodes with Perfectly Oriented Non-Doped Pt-Based Emitting Layer", ADVANCED MATERIALS, 28(13), 2526-2526 (2016/04), SCI

5. Hyun Hwi Lee; Tae Joo Shin; Hyo Jung Kim, “Combinatorial Effects of Solvent Type Thermal Annealing and Al Electrode on the Morphology of P3HT:PCBM Layer”, Science of Advanced Materials,Volume 8, Number 3, March 2016, pp. 618-621(4) (2016/03), SCI

6. Sangmin Chae, Kuk Hyun Jo, Si Woo Lee, Hee Sung Keum, Jiyeon Choi, Hyun Hwi Lee, Hyo Jung Kim, “Selective Chain Alignment of Conducting Polymer Blend Films by an Ultrafast Laser”, Macromol. Chem. Phys.2016, 217, 537-542 (cover), (2016/02), SCI

7. Si Woo Lee, Hee­Sung Keum, Han Seong Kim, Hyo Jung Kim, Kwangseok Ahn, Dong Ryeol Lee, Je Han Kim, Hyun Hwi Lee, “Temperature­Dependent Evolution of Poly(3­Hexylthiophene) Type­II Phase in a Blended Thin Film”, Macromol. Rapid Commun. 2016, 37, 203-208 (cover), (2016/02), SCI

8. 김효정, 조국현, 조현혹, 장순호, 송지현, 김남철, 이현휘, "Poly(1,4-diaminobutane-co-adipic acid-co-ε-caprolactam- co-diethylenetriamine)공중합체 섬유의 결정거동", 한국염색가공학회지, 28(4), 231-238 (2016/12), 학진등재

9. Si Woo Lee, Jung Hyeong Cho, Hyo Jung Kim, Su Yong Lee, Hyun Hwi Lee, Nam Dong Kim, Hyun-Joon Shin, Tae-Yeol Jeon, “X-ray nanoscopy study on metal nano-structure formation at a metal-organic interface”, Journal of the Korean Physical Society,September 2016, Volume 69, Issue 6, pp 1085?1088, (2016/04), SCI