Photoelectric conversion element and method for manufacturing photoelectric conversion element
AssigneeIdemitsu Kosan Co., Ltd.
InventorsMikio Hamano, Kyohei Horiguchi, Takato Ishiuchi
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Abstract
Provided is a photoelectric conversion element capable of suppressing a decrease in strength. A photoelectric conversion element comprises: a photoelectric conversion layer (26); an electrode layer (24) adjacent to the photoelectric conversion layer; a collecting electrode (30) adjacent to the electrode layer; and a conductor (50) joined to the collecting electrode. The thickness of the collecting electrode (30) at least at a joint portion between the collecting electrode (30) and the conductor (50) is 4 μm or more.
Claims14
A photoelectric conversion element comprising, in this order:
- a photoelectric conversion layer;
- an electrode layer adjacent to the photoelectric conversion layer;
- a collecting electrode adjacent to the electrode layer;
- and
- a conductor joined to the collecting electrode, wherein
- a thickness of the collecting electrode at least at a joint portion between the collecting electrode and the conductor is 4 μm or more,
- the collecting electrode includes a plurality of line-like first portions and a second portion extending in one direction,
- the second portion is directly connected to the plurality of line-like first portions, and
- the conductor is joined to the second portion and extends in a direction intersecting said one direction.
A method for manufacturing a photoelectric conversion element comprising:
- forming a photoelectric conversion layer;
- forming an electrode layer adjacent to the photoelectric conversion layer;
- forming a collecting electrode adjacent to the electrode layer, the collecting electrode being provided with a plurality of line-like first portions and a second portion extending in one direction, the second portion being directly connected to the plurality of line-like first portions;
- and
- joining a conductor to the second portion of the collecting electrode so as to extend in a direction intersecting said one direction, in this order, wherein
- a thickness of the collecting electrode at least at a joint portion between the collecting electrode and the conductor is 4 μm or more.
Dependencies are inferred from the claim text.