Toyokazu Kumazawa

Cu(In,Ga)Se2 thin film solar cells with a combined ALD-Zn(O,S) buffer and MOCVD-ZnO:B window layers

Taizo Kobayashi, Toyokazu Kumazawa, Zacharie Jehl Li‐Kao et al. · Solar Energy Materials and Solar Cells · 2013 · 61 citations

Materials Science, Ii-vi Semiconductor, Electrical Engineering +7

Impacts of Post-Treatments on Cell Performance of CIGS Solar Cells With Zn-Compound Buffer Layers

Tokio Nakada, Taizo Kobayashi, Toyokazu Kumazawa et al. · IEEE Journal of Photovoltaics · 2012 · 46 citations

Engineering, Energy Efficiency, Photo-electrochemical Cell +19

Post-treatment effects on ZnS(O,OH)/Cu(In,Ga)Se2 solar cells deposited using thioacetamide-ammonia based solution

Taizo Kobayashi, Toyokazu Kumazawa, Zacharie Jehl Li‐Kao et al. · Solar Energy Materials and Solar Cells · 2014 · 33 citations

Materials Science, Ii-vi Semiconductor, Chemical Engineering +10

Wide-Gap Cu(In,Ga)Se₂ Solar Cells with Zn(O,S) Buffer Layers Prepared by Atomic Layer Deposition

Kazuya Nakashima, Toyokazu Kumazawa, Taizo Kobayashi et al. · Japanese Journal of Applied Physics · 2012 · 33 citations

Engineering, Organic Solar Cell, Chemical Deposition +17

Wide-Gap Cu(In,Ga)Se₂Solar Cells with Zn(O,S) Buffer Layers Prepared by Atomic Layer Deposition

Kazuya Nakashima, Toyokazu Kumazawa, Taizo Kobayashi et al. · Japanese Journal of Applied Physics · 2012 · 14 citations

Engineering, Chemical Deposition, Photovoltaics +16