Panasonic Intellectual Property Management Co., Ltd.

Tsutomu Yamaguchi

Tsuyoshi Takahama

Takahiro Mishima

Naofumi Hayashi

A solar cell includes: a base substrate that has a principle surface; a first semiconductor layer provided in a first region on the principle surface; a second semiconductor layer provided in a second region on the principle surface; an n-side electrode provided on the first semiconductor layer; a p-side electrode provided on the second semiconductor layer; and grooves that separate the n-side electrode and the p-side electrode from each other. The respective widths of the grooves in a direction in which the n-side electrode and the p-side electrode are spaced apart are set to be wider in the outer peripheral region than in the inner region.

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Osaka, Japan

Tsutomu Yamaguchi