semiconductor

【物】半导体

semiconductor

a substance, such as germanium or silicon, that has an electrical conductivity that increases with temperature and is intermediate between that of a metal and an insulatorThe behaviour may be exhibited by the pure substance (intrinsic semiconductor) or as a result of impurities (extrinsic semiconductor)

a device, such as a transistor or integrated circuit, that depends on the properties of such a substance.(as modifier)