solar cells

1. Devices, usually made of semiconductors , that convert sunlight directly into electric current (see also current ). Solar cells power artificial satellites and are often used in remote locations of the Earth .

Notes

At present, solar cells are too expensive and inefficient to be used for commercial generation of electricity .

Example Sentences

The mission itself is simply a small computer powered by solar cells, with an antenna transmitting at 145.980 MHz.

From The Daily Beast