Organic solar cell and manufacturing method thereof
A technology of a solar cell and a manufacturing method, applied in the field of solar cells, can solve the problems of limited improvement of photoelectric conversion efficiency, inability to fully absorb scattered light, uncontrollable randomness and the like
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[0067] The embodiment of the present invention discloses an organic solar cell, comprising a substrate, and a first electrode, a first charge transport layer, a photoactive layer, a second charge transport layer and a second electrode sequentially located on one surface of the substrate, wherein, The other surface of the substrate is provided with an anti-reflection layer, and the anti-reflection layer has a first nano-concave-convex structure whose refractive index changes gradually along the direction of incident light.
[0068] The embodiment of the present invention discloses a method for manufacturing an organic solar cell as described above, wherein the operation steps include:
[0069] a10), coating a colloidal or semi-colloidal material layer on the surface of the substrate;
[0070] b10), performing a nano soft imprint process on the material layer to obtain an anti-reflection layer, and the anti-reflection layer has a first nano-concave-convex structure whose refract...
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