Y. Okayasu

High efficiency silicon solar cells by plasma-CVD method

K. Fujimoto, Y. Sogawa, K. Shima, 1994 .

Observation of valence‐band discontinuity of hydrogenated amorphous silicon/hydrogenated amorphous silicon carbide heterojunction by photocurrent‐voltage measurements

M. Matsumura, Y. Okayasu, K. Fukui, 1987 .

Fabrication of poly-crystalline silicon films using plasma spray method

Y. Okayasu, K. Kumagai, F. Tamura, 1994 .