▎ 摘　　要

NOVELTY - less than b greater than this utility model claims a cadmium telluride thin film solar energy battery, comprising the following from then on in turn set with the metal back electrode layer, buffer layer, cadmium telluride absorb layer, vulcanization window layer cadmium, zinc oxide high flame-retardant layer, and transparent electric conduction electrode layer, wherein set with boron doped graphene passivation layer in between the buffer layer and the cadmium telluride absorb layer, this utility model new advantages and wherein, the boron doped graphene passivation layer comprises cadmium telluride and absorb layer nearest the power function, and transmitting the collecting hole to absorb cadmium telluride layer of product and, at the same time also retain of graphene and good electrical performance, can well restrain of the adjacent metal material by oxidation, too can be as a passivation layer to prevent the different between thin layer atom or ion and diffusion, effectively prevent of buffer layer and the copper diffusion layer, at the same time reduce effective degeneration rate of solar energy battery. less than /b greater than