▎ 摘　　要

NOVELTY - This utility model claims a kind of hetero-junction silicon-based solar cell, comprising of amorphous silicon and crystalline silicon hetero-junction main body, the front side of the junction main body and the back are respectively plated graphene film, graphene film is provided with on the outer end face of the electrode. This utility model can greatly reduce the temperature of the manufacturing technique, photo-electric conversion efficiency is high, the photo-electric conversion efficiency is improved by more than 20%, manufacturing cost is low, the manufacturing cost is reduced by 1/3.