We introduce firing-stable a-SiNx:P layers as a surface passivation for n-type solar cells.
We introduce firing-stable a-SiNx:P layers as a dopant source for local back surface field formation.
We fabricate n-type PERL solar cells based on firing-stable a-SiNx:P rear side passivation layers with PVD contacts.
We fabricate n-type PERL solar cells based on firing-stable a-SiNx:P rear side passivation layers with screen printed front side contacts.