1. Optical enhancement of a-SiHX solar cells;Deckman,1982
2. Recent progress of the amorphous silicon solar cells and their technology;Hamakawa;Journal de Physique,1981
3. High efficiency amorphous heterojunction solar cell employing ECR-CVD produced p-type microcrystalline SiC film;Hamakawa,1987
4. An optimum design of a-Si// poly-Si tandem solar cell;Hamakawa,1993
5. Material control for high-efficiency amorphous silicon solar cell;Hishikawa,1993