One of the mysteries of the English language finally explained.
A device that generates an electric current or voltage dependent on the degree of illumination.
- ‘The new solar battery has a thin layer of photoelectric cells which, upon exposure to light, will start charging the normal lithium battery to which it is attached.’
- ‘In addition to being used as a semiconductor in photoelectric cells and copy machines, selenium is also used in ceramics, glass, and medicine.’
- ‘All alkali metals exhibit the photoelectric effect and are used in photoelectric cells.’
- ‘It is basically an analog synthesizer of my own design which is activated via photoelectric cells, played similar to the way a DJ works a turntable.’
- ‘From about 1970 he has experimented with combining sound with colour; often he works on a large scale, creating environments in which spectator movement triggers photoelectric cells, causing colours to change.’
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