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Title: Thin film photovoltaic device with multilayer substrate

Patent ·
OSTI ID:864966

A thin film photovoltaic device which utilizes at least one compound semiconductor layer chosen from Groups IIB and VA of the Periodic Table is formed on a multilayer substrate The substrate includes a lowermost support layer on which all of the other layers of the device are formed. Additionally, an uppermost carbide or silicon layer is adjacent to the semiconductor layer. Below the carbide or silicon layer is a metal layer of high conductivity and expansion coefficient equal to or slightly greater than that of the semiconductor layer.

Research Organization:
National Renewable Energy Laboratory (NREL), Golden, CO (United States)
DOE Contract Number:
EG-77-C-01-4042
Assignee:
University of Delaware (Newark, DE)
Patent Number(s):
US 4443653
OSTI ID:
864966
Country of Publication:
United States
Language:
English