Amorphous boron-silicon-hydrogen alloys for thin films heterojunction solar-cell : quarterly technical progress report no. 1 for June 1 - August 31, 1970 /

"Work Performed Under Contract No. AC02-77CH00178."

Amorphous silicon solar cells by hydrogen implantation : final report, January 1, 1979-August 31, 1980 /

"August 1980."