Boron nitride ( bn ) is an advanced semiconductor material with outstanding physical and chemical properties , such as high thermal conductivity , outstanding thermal stability , chemical inertness and wide band gap which up to 6 . 0ev and hence has the potential for the high - temperature , high - power and radiation resistivity electronic applications 它具有优异的热稳定性、化学惰性,很高的热导率,宽达6 . 0ev以上的光学带隙,非常适用于高温、大功率、抗辐射等特殊技术领域。