Amorphous silicon germanium thin-film solar battery

[0012] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

[0013] figure 1 It is the structural schematic diagram of the amorphous silicon germanium thin film solar cell whose substrate is stainless steel or polyimide according to the present invention, such as figure 1 As shown in the embodiment, the device includes:

[0014] On the substrate 11 are sequentially deposited a back electrode 12, an N-type amorphous silicon doped layer 13, an amorphous silicon germanium battery intrinsic absorption layer 14, a narrow band gap lightly doped amorphous silicon P layer 15, and an amorphous silicon wide band gap P Type doped layer 16 and front electrode 17 .

[0015] figure 2 It is a schematic diagram of the structure of the amorphous silicon germanium thin film solar cell whose substrate is transparent glass according to the present invention, such as figure 2 As shown in the embodiment, the device includes: ...