M.S. Seol D.H. Kim D.W. Kwak D.W. Lee Jeung-hyun Jeong W.S. Kim H.Y. Cho 2024-01-12T23:06:16Z 2024-01-12T23:06:16Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/99057 English CIGS solar cell deep level defect proton implantation Suppression of deep level defects in CIGS solar cells using proton implantions Conference 1 35th photovoltaic specialist conference (PVSC) 35th photovoltaic specialist conference (PVSC) US