"Engineering Light-Material Interactions for De Novo Optoelectronics"
Excitonic Engineering Lab. @ SKKU
Prof. Dr. Sae Byeok Jo [조새벽] received his Ph.D. in Chemical Engineering from Pohang University of Science and Technology (POSTECH) in Aug. 2014. He worked as a postdoctoral researcher in the Department of Materials Science and Engineering at University of Washington, USA, until May 2020 and then as a research professor at Yonsei University, Korea. He is serving as an assistant professor (2022-2024) and associate professor (2025 ~) in the School of Chemical Engineering at Sungkyungkwan University (SKKU), Korea. He is a chemical engineer and material scientist, creating rational designs of next-generation molecular opto-electronic systems thru his expertise on polymer physics, semiconductor physics, synchrotron analysis and ultrafast spectroscopy.
Research Profiles ORCID, Researchgate and Google Scholar
Contact (email) sbjo/at/skku.edu (office) +82/31/290/7255
Office Engineering Bldg. II, Rm. 25509, SKKU Natural Science Campus, Suwon 16149, Republic of Korea
Group homepage http://mo.re.kr | Twitter @SBResearchGroup
Additional introduction PSK Young Researcher (2023) | SKKU Faculty Information
Research keywords Semiconductor physics; Photophysics; Ultrafast Spectroscopy; Solar Cells; Sensors; Displays; Beyond Moore electronics
Academic Experience
Associate Professor @ School of Chemical Engineering, SKKU, Korea
2025.03.01 ~
Joint affiliation @ SKKU Institute of Energy Science and Technology (2023.03 ~)
Joint affiliation @ Department of Future Energy Engineering (2023.08 ~)
Assistant Professor @ School of Chemical Engineering, SKKU, Korea
2022.02.21 ~ 2025.02.28 (3 yrs)
Research Professor @ Yonsei University, Seoul, Korea
2020.06.09 ~ 2022.02.20 (1 yr 9 mos)
PI Prof. Jeong Ho Cho (Yonsei University, Seoul, Korea)
Key project 1 Developing photoelectronic computing systems based on color-selective hybrid photosensors and memory devices
Postdoctoral Researcher @ Department of Materials Science and Engineering, University of Washington, Seattle, Washington, USA
2015.10.26 ~ 2020.06.03 (4 yrs 7 mos)
PI Prof. Alex. K.-Y. Jen (University of Washington, USA)
Key project 1 Studying excited state engineering of conjugated molecules and perovskites
Key project 2 Studying ultrafast pump-probe spectroscopy based on femto-second lasers
Postdoctoral Researcher @ Polymer Research Institute, POSTECH, Pohang, Korea
2014.08.08 ~ 2015.10.31 (1 yr 3 mos)
2015.02.11 ~ 2015.10.31 (J.A. @ Center for Advanced Soft Electronics, Pohang, Korea)
PI Prof. Kilwon Cho (POSTECH, Korea)
Key project 1 Studying controlled growth of ultra-high quality graphene templates
Key project 2 Studying synchrotron analysis of templated organic nanocrystals
Key project 3 Studying device physical analysis of heterointerfaces in photovoltaic devices
Key project 4 Developing nano-second transient opto-electronic measurement systems
Research Assistant @ Department of Chemical Engineering, POSTECH, Pohang, Korea
2009.03.02 ~ 2014.08.08 (5 yrs 5 mos)
Lead 10 research projects in the field of organic photovoltaics and graphene electronics
Key projects Contributed partially in various industrial research projects (LG Chemistry, Samsung Electronics and POSCO R&D) and mainly in government research projects including Global Frontier Research Center for Advanced Soft Electronics (CASE)
Education
Doctor of Philosophy (Ph.D.) in Chemical Engineering
2009.03.02 ~ 2014.08.08
Department of Chemical Engineering, POSTECH, Pohang, Korea
Thesis title "Tailoring Charge Transferring Interfaces for High Performance Organic Photovoltaics"
Thesis adviser Prof. Kilwon Cho (Cho Research Group)
Bachelor of Science (B.Sc.) in Chemical Engineering
2005.03.02 ~ 2009.02.18
Department of Chemical Engineering, POSTECH, Pohang, Korea
Thesis title "High Performance Organic Photovoltaic Cell via Post-production Thermal Annealing"
Graduated Summa Cum Laude (with Academic Achievement of Highest Distinction)
Gyeonggi Science High School for the Gifted (GSHS), Korea
2003.03.02 ~ 2005.02.28
Graduated in Advance (exempted 1 year)
Honors & Activities
Activity
Lifetime Membership for The Polymer Society of Korea (2022)
Lifetime Membership for The Korean Institute of Chemical Engineers (2022)
Lifetime Membership for The Korean Society of Industrial and Engineering Chemistry (2024)
Member of The Korean Solar Energy Society (2022)
Guest editor for a Special Issue on "Nanostructured Materials for Organic Solar Cells" in Nanomaterials (IF 5.076)
Outstanding Poster Awards Materials Research Society, USA, Nov. 2014
PCE Graduate Fellowship Dept. of Chem. Eng., POSTECH, Korea, 2012-2013
BK21 Outstanding Graduate Fellowship Ministry of Education, Korea, 2012
T.J. Park Graduate Fellowship POSCO T.J. Park Foundation, Korea, 2009-2012
Outstanding Poster Awards Materials Research Society, USA, Nov. 2011
Best Poster Awards Polymer Society of Korea, Korea, Apr. 2011
Graduate with top honors Dept. of Chem. Eng., POSTECH, Korea, 2009
Samsung Junior Frontier Leader Scholarship Samsung, Korea, 2005-2008
Lectures@SKKU
Fluid Mechanics for Chemical Engineers 화공유체역학 (ECH2007)
Introduction to Solid Chemistry 고체화학공학 (ECH2022)
Basic Experiments in Physical Chemistry 물리화학기초실험 (ECH3068)
Advanced Chemical Engineering Thermodynamics 화공열역학특론 (ECH5042)
Thesis Committee
Dong Un Lim 임동언 (Yonsei U., PI: Prof. Jeong Ho Cho) | Ph.D. (2022.04.19)
Hwi Jung Kim 김휘중 (SKKU, PI: Prof. Ho Seok Park) | M.Sc. (2022.12.07)
Seongchan Kim 김성찬 (SKKU, PI: Prof. Jeong Ho Cho) | Ph.D. (2022.12.16)
Jangkyun Kwak 곽장균 (SKKU, PI: Prof. Dong Hwan Kim) | Ph.D. Proposal (2023.06.22)
Kang Ho Shin 신강호 (SKKU, PI: Prof. Ho Seok Park) | Ph.D. (2023.06.02 / 2023.12.12 )
Jin Hyeon Kim 김진현 (SKKU, PI: Prof. Sae Byeok Jo) | M.Sc. (2024.06.05)
Subir Kumar Pati (SKKU, PI: Prof. Sungjune Park) | Ph.D. Proposal (2024.12.03)
Hyun Jin Yu 유현진 (SKKU, PI: Prof. Jun Yeob Lee) | M.Sc. (2024.12.11)
Youngjun Hyun 현영준 (SKKU, PI: Prof. Jun Yeob Lee) | M.Sc. (2024.12.11)
Hanjoo Song 송한주 (SKKU, PI: Prof. Jun Yeob Lee) | M.Sc. (2024.12.11)
Hyun Min Kwon 권현민 (SKKU, PI: Prof. Sae Byeok Jo) | M.Sc. (2024.12.11)
Soo Young Cho 조수영 (Yonsei U., PI: Prof. Jeong Ho Cho) | Ph.D. (2024.04.11 / 2024.12.13)
Kiun Cheong 정기운 (SKKU, PI: Prof. Jun Yeob Lee) | Ph.D. (2024.06.13 / 2024.12.13)
Jihoon Kang 강지훈 (SKKU, PI: Prof. Jun Yeob Lee) | Ph.D. Proposal (2024.12.13)
Junseop Lim 임준섭 (SKKU, PI: Prof. Jun Yeob Lee) | Ph.D. Proposal (2024.12.13)
Seojin Koh 고서진 (SKKU, PI: Dong Hwan Kim) | M.Sc. (2024.12.16)