| 摘要 |
<p>According to an embodiment of the present invention, a solar cell comprises a substrate including a plurality of first concave units; a first electrode formed on the substrate including a plurality of first concave units; a photoactive layer formed on the first electrode; a buffer layer formed on the photoactive layer; and a second electrode formed on the buffer layer. The first electrode, the photoactive layer, the buffer layer, and the second electrode are curved along an inner wall of the first concave unit.</p> |
