Principal investigator (연구책임자)

-Principal Researcher (책임연구원), KIST, 2018/12 ~ current

-Associate Professor, UST,  KIST School, 2020/03 ~ current

-Postdoc at University of California Santa Barbara, 2016/08-2018/12

Advisor: Prof. John Bowers, Prof. Arthur Gossard 

Education

-Yale University, Ph.D. in Electrical Engineering,  2016 

Advisor: Prof. Minjoo Larry Lee (currently at UIUC)

Ph.D. Thesis can be downloaded here

-University of Texas at Dallas, BS in EECS, 2010

Summa Cum Laude (Highest honor)

Invited talks/seminars 초청강연 (since 2019)

-2026 한국광학회 동계학술대회 "Next-generation III-V semiconductor infrared photodetectors for thermal imaging sensors"

-2026 한국반도체학술대회 "Next-generation III-V semiconductor infrared photodetectors for thermal imaging sensors"

-2025 GPVC (Global Photo-Voltaic Conference) "Epitaxial III-V/Silicon Triple Junction Solar Cells  with High Bandgap AlGaAs Buffer Layers" 

-2025 한국태양광발전학회 춘계"n-AlGaAs 버퍼층 MBE 성장을 이용한 모노리식 InGaP/GaAs/Si 3중접합 탠덤 태양전지"

-2024 GPVC (Global Photo-Voltaic Conference) "Monolithically Integrated III-V/Silicon Triple Junction Solar Cells with AlGaAs Buffer Layers"

-2023 Photonics Conference "Monolithic integration of III-V semiconductors on silicon for low-cost and high efficiency photonics devices"

-2023 GPVC (Global Photo-Voltaic Conference) "Monolithically Integrated III-V/Silicon Tandem  Solar Cells Via Molecular Beam Epitaxy"

-2023 Optics and Photonics Congress "III-V semiconductors integrated with dissimilar materials for low cost and high efficiency optoelectronic devices"

-2023 한국태양광발전학회 춘계 "Monolithic MBE growth of GaAs/Si tandem solar cell using InAlAs/GaAs strained layer superlattices dislocation filter layer"

-2022 COOC 광전자 광통신 학술회의 "III-V optoelectronic devices demonstrated exotic substrates"

-2021 대한전자공학회 "Efficient III-V lasers and solar cells on Si"

-2000 COOC 광전자 광통신 학술회의 "Efficient III-V lasers and solar cells on Si enabled by quantum dots and epitaxial lift-off"

Research projects

-Authored and co-authored > 120 papers and presentations that have been cited  >4450

-Principal investigator for KRIT 국방기술진흥연구소, 2026/1-2028/12

-Principal investigator for NRS 글로벌매칭-영국 Award, III-V/Si platform for AI application, 2024/10-2027/9

-Principal investigator for NRF 신진연구 (Young Career Award), III-V/graphene integration,  2021/3-2024/2

-Principal investigator for NRF 미래기술연구실-선도형, monolithic III-V/Si tandem solar cell, 2021/4-2025/12

Academic activities 

-Committee member at CLEO-Pacific Rim 2026~

-Committee member at ICMBE conference (International Conference Molecular Beam Epitaxy) 2022~

-Committee member at  PVSEC conference (Photo-Voltaic Science and Engineering Conference) 2021~

-Committee member at Compound Semiconductor Week (CSW conference) 2023.

-Committee member at Korea Photo-Voltaic Society (KPVS) 한국태양광발전학회  2023~

-Committee member at Global Conference on Innovation Materials (GCIM conference) 2022~

-Committee member at ISPSA 2022. 

-Committee member at IPR conference (Integrated Photonics Research) 2022.