| 摘要 |
A solar cell according to an embodiment of the invention includes a semiconductor substrate; an emitter layer formed at the semiconductor substrate, wherein the emitter layer includes a first portion of a first resistance and a second portion of a second resistance higher than the first resistance, wherein the first portion includes a first dopant and a second dopant having the same conductive type and the second portion including the second dopant; a passivation layer formed on the emitter layer, wherein the passivation layer includes the first dopant; and an electrode electrically connected to the first portion through the passivation layer.
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