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Shogo Ishizuka

affiliation not provided to SSRN

  • affiliation not provided to SSRN

SCHOLARLY PAPERS

4

DOWNLOADS

145

TOTAL CITATIONS

0

Scholarly Papers (4)

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1.

Wide-Bandgap Cu(In, Ga)Se2 Solar Cells with Uniform Ga Compositions Fabricated by Molecular Beam Epitaxy

Number of pages: 29 Posted: 15 Apr 2025
Jiro Nishinaga, Daniel Abou-Ras, Dan R. Wargulski, Sinju Thomas, Yukiko Kamikawa, Takeshi Nishida and Shogo Ishizuka
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 63 (951,658)

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Wide-bandgap chalcopyrite, Epitaxial Cu(In, Ga)Se2, Molecular beam epitaxy, EDS, EBSD, Cathodoluminescence

2.

Effects of Quasi-Fermi Level Splitting and Band Tail States on Open Circuit Voltage Towards High-Efficiency Cu(In,Ga)Se2 Solar Cells

Number of pages: 13 Posted: 22 Dec 2023
Cheuk Kai Gary Kwok, Hamidou Tangara, Naoki Masuko, Roland Scheer, Shogo Ishizuka, Muhammad Monirul Islam and Takeaki Sakurai
City University of Hong Kong (CityU), University of Tsukuba, University of Tsukuba, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Tsukuba and University of Tsukuba
Downloads 41 (1,183,237)

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Open circuit voltage, Cu(In, Ga)Se2, quasi-Fermi level splitting, Urbach tail

3.

Durability of Encapsulated Cu(In,Ga)Se2 Solar Cells Using High Barrier Flexible Front Sheet Under Damp Heat Conditions Testing

Number of pages: 11 Posted: 04 Apr 2025
Dung Nakamoto, Shogo Ishizuka, Yukiko Kamikawa, Jiro Nishinaga, Yoshihiro Hishikawa, Takayuki Negami, Abdurashid Mavlonov, Yu Kawano, Shigehiro Ueno, Taiki Takayama and Takashi Minemoto
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Ritsumeikan University - Department of Electrical and Electronic Engineering, affiliation not provided to SSRN, affiliation not provided to SSRN and Ritsumeikan University - Department of Electrical and Electronic Engineering
Downloads 27 (1,372,601)

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Cu(In, Ga)Se2 (CIGSe), damp heat test, encapsulation, front sheet, durability, bias voltage

4.

Record 18.83% Efficiency in a Monolithically Integrated, Flexible, and Lightweight Cu(In,Ga)Se2 Photovoltaic Minimodule

Number of pages: 31 Posted: 11 Aug 2025
Shogo Ishizuka, Yukiko Kamikawa and Jiro Nishinaga
affiliation not provided to SSRN, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 14 (1,518,554)

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CIGS, Cu(In, Ga)Se2, flexible, Lightweight, Minimodule