Soma Kondo, Yasuyoshi Kurokawa, Kentaro Kutsukake, Takahiro Ozawa, Markus Wilde, Katsuyuki Fukutani, Shohei Fukaya, Noritaka Usami. Bayesian Optimization-Driven Design of Hydrogen Concentration in A-Si/H Multilayers for Silicon Heterojunction Solar Cells. ACS Applied Materials & Interfaces. 2026
Soma Kondo, Yasuyoshi Kurokawa, Kentaro Kutsukake, Shion Takeno, Ryoji Katsube, Noritaka Usami. Regression framework incorporating intermediate parameters for improved prediction accuracy in multilayer thin films for silicon heterojunction solar cells with high efficiency. Japanese Journal of Applied Physics. 2026
Kenta Yagi, Ryoji Katsube, Yuki Imai, Shota Suzuki, Hideaki Minamiyama, Marwan Dhamrin, Yasuyoshi Kurokawa, Noritaka Usami. Design of SiGe films with uniform compositions on Si substrates towards applications for MAPbI 3 /SiGe tandem solar cells. Japanese Journal of Applied Physics. 2026
Kaori Takagi, Asaki Arata, Yasuyoshi Kurokawa, Atsushi Masuda, Noritaka Usami, Kazuhiro Gotoh. Electrical properties manipulation of nanocrystalline silicon/silicon oxide passivating contacts via Si/O elemental concentration ratios for use in Si solar cells. Japanese Journal of Applied Physics. 2026
Hao Wu, Shenghe Si, Haitao Wang, Changlai Wang, Rongchi Dai, Jianuo Li, Shohei Fukaya, Zhenhua Pan, Yujie Xiong, Noritaka Usami, et al. Engineering Bilayer Tandem Catalysts on Si-Based Photocathodes for High-performance CO2 Reduction to Produce Methane. ADVANCED MATERIALS. 2026. 38. 15
K. Mizutani, K. Gotoh, T. Tachibana, Y. Kurokawa, T. Ozawa, M. Wilde, K. Fukutani, N. Usami. Enhancement of Carrier Selectivity in P-type Silicon Nanocrystals/Silicon Oxide Composite Layers through AlOx:H Layer Deposition and Forming Gas Annealing. Proc. 53rd IEEE Photovoltaic Specialists Conference. 2025. 217-219
K. Inoue, N. Uene, K. Gotoh, Y. Kurokawa, T. Tokumasu, N. Usami. Numerical simulation study for analysis of hydrogenated amorphous silicon/crystalline silicon heterostructure by Reactive Molecular Dynamics Method. Proc. 50th IEEE Photovoltaic Specialists Conference. 2023. 1-3
SWCNT Top Transparent Electrodes for Perovskite/Silicon Tandem Solar Cells
(第70回記念フラーレン・ナノチューブ・グラフェン総合シンポジウム 2026)
Enhancement of Near-infrared Light Absorption by Light Trapping Structurefor Perovskite/Si Tandem Solar Cells
(1st International Perovskite Silicon Tandem Solar Cell Workshop 2025)
Application of silicon nanocrystals to energy harvesting devices
(ナノ学会合同部会シンポジウム 2025)