Patent ID: 9705013
Date: 2017-07-11
CPC Classifications: H01L,H02S,Y02E,Y02P

Claim:
1. A photovoltaic device comprising: an absorber layer located over a back contact layer, wherein the absorber layer comprises at least one crack; a passivation layer located over a top surface of the absorber layer and an entire interior surface of the at least one crack; and an emitter layer located over a portion of the passivation layer that is located over the top surface of the absorber layer and another portion of the passivation layer that is located in an upper portion of the at least one crack, wherein the emitter layer pinches off the at least one crack such that a void is present between the emitter layer and the passivation layer within the at least one crack, wherein the emitter layer protrudes into the at least one crack.