SOLAR CELL

A solar cell includes: an n-type crystalline silicon substrate having a first major surface and a second major surface opposite the first major surface; an n-type amorphous silicon film on a first major surface side; and a p-type amorphous silicon film on a second major surface side, wherein the n-t...

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1. Verfasser: OGANE Akiyoshi
Format: Patent
Sprache:eng
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Zusammenfassung:A solar cell includes: an n-type crystalline silicon substrate having a first major surface and a second major surface opposite the first major surface; an n-type amorphous silicon film on a first major surface side; and a p-type amorphous silicon film on a second major surface side, wherein the n-type amorphous silicon film has a tapered region which tapers toward an edge of the n-type amorphous silicon film in a manner that a thickness of the edge in a planar direction of the n-type amorphous silicon film is less than a thickness of a central portion of the n-type amorphous silicon film in the planar direction.