DGIST Scholar: 양기정

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양기정(Yang, Kee-Jeong)

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Department: Division of Energy Technology

Affiliated Community: Division of Energy Technology

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Issue Date	Title Author(s) Journal	View
2023-01	Photo-excited carrier transport and secondary phases of Na-engineered kesterite flexible thin films Kim, Juran ; Park, Ha Kyung ; Cho, Yunae ; Kim, Sammi ; Yang, Kee-Jeong ; Kim, Dae-Hwan ; Kang, Jin-Kyu ; Jo, William Solar Energy Materials and Solar Cells, v.250, 2023-01	18
2022-11	Flexible kesterite thin-film solar cells under stress Park, H.K. ; Cho, Y. ; Kim, J. ; Kim, S. ; Kim, S. ; Yang, K.-J. ; Kim, D.-H. ; Kang, J.-K. ; Jo, W. npj Flexible Electronics, v.6, no.91, 2022-11	25
2022-07	Effect of Metal-Precursor Stacking Order on Volume-Defect Formation in CZTSSe Thin Film: Formation Mechanism of Blisters and Nanopores Kim, Se-Yun ; Kim, Seung-Hyun ; Son, Dae-Ho ; Yoo, Hyesun ; Kim, Seongyeon ; Kim, Sammi ; Kim, Young-Ill ; Park, Si-Nae ; Jeon, Dong-Hwan ; Lee, Jaebaek ; et al ACS Applied Materials and Interfaces, v.14, no.27, pp.30649 - 30657, 2022-07	46
2022-01	Facile growth of a Sb2Se3 nanorod array induced by a MoSe2 interlayer and its application in 3D p–n junction solar cells Park, Si-Nae ; Kim, Se-Yun ; Lee, Jaebaek ; Sung, Shi-Joon ; Yang, Kee-Jeong ; Kang, Jin-Kyu ; Kim, Dae-Hwan Materials Advances, v.3, no.2, pp.978 - 985, 2022-01	205
2021-10	Atomic layer deposition of ultrathin zno films for hybrid window layers for cu(Inx,ga1−x)se2 solar cells Lee, Jaebaek ; Jeon, Dong-Hwan ; Hwang, D.-K. ; Yang, Kee-Jeong ; Kang, Jin-Kyu ; Sung, Shi-Joon ; Park, Hyun-woong ; Kim, Dae-Hwan MDPI, 2021-10	195
2021-09	Secondary Phase and Defects in Cu2ZnSnSe4 Solar Cells with Decreasing Absorber Layer Thickness Kim, Young-Ill ; Son, Dae-Ho ; Lee, Jaebaek ; Sung, Shi-Joon ; Kang, Jin-Kyu ; Kim, Dae-Hwan ; Yang, Kee-Jeong Korea Photovoltaic Society, 2021-09	205
2021-07	Sodium Effects on the Diffusion, Phase, and Defect Characteristics of Kesterite Solar Cells and Flexible Cu2ZnSn(S,Se)(4) with Greater than 11% Efficiency Yang, Kee-Jeong ; Kim, Sammi ; Kim, Se-Yun ; Son, Dae-Ho ; Lee, Jaebaek ; Kim, Young-Ill ; Sung, Shi-Joon ; Kim, Dae-Hwan ; Enkhbat, Temujin ; Kim, JunHo ; et al John Wiley and Sons Inc, 2021-07	276
2020-12	Approach to Transparent Photovoltaics Based on Wide Band Gap Sb2S3 Absorber Layers and Optics-Based Device Optimization Lee, Sang-Ju ; Sung, Shi-Joon ; Yang, Kee-Jeong ; Kang, Jin-Kyu ; Kim, Jun Yong ; Do, Yun Seon ; Kim, Dae-Hwan Amer Chemical Soc, 2020-12	251
2020-10	CZTSSe Formation Mechanism Using a Cu/Zn/SnS Stacked Precursor: Origin of Triple CZTSSe Layer Formation Kim, Se-Yun ; Kim, Seung-Hyun ; Son, Dae-Ho ; Kim, Young-Il ; Kim, Sammi ; Sung, Shi-Joon ; Yang, Kee-Jeong ; Kim, Dae-Hwan ; Kang, Jin-Kyu American Chemical Society, 2020-10	266
2020-05	Carrier transport and surface potential over phase variations in the surface and bulk of highly efficient Cu2ZnSn(S,Se)(4) solar cells Kim, Juran ; Kim, Jayeong ; Ko, Eunji ; Yoon, Seokhyun ; Sim, Jun-Hyoung ; Yang, Kee-Jeong ; Kim, Dae-Hwan ; Kang, Jin-Kyu ; Song, Yu Jin ; Jeon, Chan-Wook ; et al John Wiley & Sons Inc., 2020-05	465
2020-04	Effect of Cu-Sn-Se Liquid Phase on Grain Growth and Efficiency of CZTSSe Solar Cells Kim, Se-Yun ; Son, Dae-Ho ; Kim, Seung-Hyun ; Kim, Young-Il ; Kim, Sammi ; Ahn, Kwangseok ; Yang, Kee-Jeong ; Kang, Jin-Kyu ; Kim, Dae-Hwan Wiley-VCH Verlag, 2020-04	437
2020-01	Self-alignment of bottom CZTSSe by patterning of an Al2O3 intermediate layer Hong Sanghun ; Kim, Se-Yun ; Son, Dae-Ho ; Kim, Seung-Hyun ; Kim, Young-Ill ; Yang, Kee-Jeong ; Heo Young-Woo ; Kang, Jin-Kyu ; Kim, Dae-Hwan MDPI AG, 2020-01	463
2019-12	Controlled synthesis of (Hk 1) preferentially oriented Sb2Se3 rod arrays by co-evaporation for photovoltaic applications Park, Si-Nae ; Kim, Se-Yun ; Lee, Sang-Ju ; Sung, Shi-Joon ; Yang, Kee-Jeong ; Kang, Jin-Kyu ; Kim, Dae-Hwan Royal Society of Chemistry, 2019-12	473
2019-11	Effect of solid-H2S gas reactions on CZTSSe thin film growth and photovoltaic properties of a 12.62% efficiency device Son, Dae-Ho ; Kim, Seung-Hyun ; Kim, Se-Yun ; Kim, Young-Ill ; Sim, Jun-Hyung ; Park, Si-Nae ; Jeon, Dong-Hwan ; Hwang, Dae-Kue ; Sung, Shi-Joon ; Kang, Jin-Kyu ; et al Royal Society of Chemistry, 2019-11	210
2019-10	Effects of S and Se contents on the physical and photovoltaic properties of Cu2ZnSn(S-X, Se1-X)(4) thin films: achieving a PCE of 9.47% Son, Dae-Ho ; Kim, Young-Ill ; Kim, Seung-Hyun ; Nam, Dahyun ; Cheong, Hyeonsik ; Kang, Jin-Kyu ; Yang, Kee-Jeong ; Kim, Dae-Hwan Royal Society of Chemistry, 2019-10	419
2019-08	The characteristics of Cu(In, Ga)Se 2 thin-film solar cells by bandgap grading Kim, Young-ill ; Yang, Kee-Jeong ; Kim, Se-Yun ; Kang, Jin-Kyu ; Kim, Juran ; Jo, William ; Yoo, Hyesun ; Kim, JunHo ; Kim, Dae-Hwan Journal of Industrial and Engineering Chemistry, v.76, pp.437 - 442, 2019-08	71
2019-07	Secondary Phase Formation Mechanism in the Mo-Back Contact Region during Sulfo-Selenization Using a Metal Precursor: Effect of Wettability between a Liquid Metal and Substrate on Secondary Phase Formation Kim, Se-Yun ; Kim, Seung-Hyun ; Hong, Sanghun ; Son, Dae-Ho ; Kim, Young-ill ; Kim, Sammi ; Ahn, Kwangseok ; Yang, Kee-Jeong ; Kim, Dae-Hwan ; Kang, Jin-Kyu American Chemical Society, 2019-07	375
2019-07	Flexible Cu2ZnSn(S,Se)4 solar cells with over 10% efficiency and methods of enlarging the cell area Yang, Kee-Jeong ; Kim, Sammi ; Kim, Se-Yun ; Ahn, Kwangseok ; Son, Dae-Ho ; Kim, Seung-Hyun ; Lee, Sang-Ju ; Kim, Young-ill ; Park, Si-Nae ; Sung, Shi-Joon ; et al Nature Publishing Group, 2019-07	392
2019-05	Void and secondary phase formation mechanisms of CZTSSe using Sn/Cu/Zn/Mo stacked elemental precursors Kim, Se-Yun ; Son, Dae-Ho ; Kim, Young-ill ; Kim, Seung-Hyun ; Kim, Sammi ; Ahn, Kwangseok ; Sung, Shi-Joon ; Hwang, Dae-Kue ; Yang, Kee-Jeong ; Kang, Jin-Kyu ; et al Elsevier BV, 2019-05	453
2018-10	The alterations of carrier separation in kesterite solar cells Yang, Kee Jeong ; Kim, Sam Mi ; Sim, Jun Hyoung ; Son, Dae Ho ; Kim, Dae-Hwan ; Kim, Juran ; Jo, William ; Yoo, Hye Sun ; Kim, Jun Ho ; Kang, Jin-Kyu Nano Energy, v.52, pp.38 - 53, 2018-10	415

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