Photovoltaisches Bauelement

摘要

A photovoltaic device, such as a solar cell, of improved photoelectric conversion efficiency and improved reliability is provided with a metal layer, a transparent layer formed on the metal layer, and a semiconductor layer formed on the transparent layer and capable of photoelectric conversion. The metal layer is composed of aluminum containing silicon, copper, zinc and/or manganese, or of copper containing silicon, aluminum, zinc, tin and/or beryllium.