"Seunghwan Ji,Takahiro Hayakawa,Naoki Suyama,Kazuyoshi Nakada,AKIRA YAMADA","Enhancement of Cu(In,Ga)Se2 solar cells efficiency by controlling the formation of Cu-deficient layer",,"Japanese Journal of Applied Physics",,"vol. 59",,"  0410003",2020,Mar.
"早川 貴宏,WangYazi,陶山 直樹,中田 和吉,山田 明","KF同時蒸着がCu(In,Ga)Se2太陽電池に与える影響","第80回応用物理学会秋季学術講演会",,,,,,2019,Sept.
"Ji Seunghwan,早川 貴宏,陶山 直樹,中田 和吉,山田 明","Se照射プロセス及び3段階目製膜時間がCu欠損層形成に与える影響の解析","第80回応用物理学会秋季学術講演会",,,,,,2019,Sept.
"Takahiro Hayakawa,Takahito Nishimura,Hiroki Sugiura,Naoki Suyama,Kazuyoshi Nakada,Akira Yamada","Control of Donor Concentration in n-Type Buffer Layer for High-Efficiency Cu(In,Ga)Se2 Solar Cells",,"IEEE JOURNAL OF PHOTOVOLTAICS",,"Vol. 8","No. 6",,2018,Nov.
"早川 貴宏,陶山 直樹,中田 和吉,山田 明","Cu(In,Ga)Se2太陽電池のpn接合位置とEg,min位置との相関","第79回応用物理学会秋季学術講演会",,,,,,2018,Sept.
"Takahiro Hayakawa,Takahito Nishimura,Hiroki Sugiura,Naoki Suyama,Kazuyoshi Nakada,Akira Yamada","Control of donor concentration in n-type buffer layer for high-efficiency Cu(In,Ga)Se2 solar cells","7th World Conference on Photovoltaic Energy Conversion (WCPEC-7)",,,,,,2018,June
"早川 貴宏,西村 昂人,杉浦 大樹,中田 和吉,山田 明","Cu(In,Ga)Se2太陽電池におけるCdSバッファ層のキャリア濃度制御","第65回 応用物理学会 春季学術講演会",,,,,,2018,Mar.