Optical clocks are a subset of atomic clocks and are based on transitions that emit electromagnetic radiation in the range of 200 nm to 1000 nm. Optical light oscillates at frequencies near 500 THz, more than 50,000 times faster than the cesium microwave atomic clock.
Optical clocks are a subset of atomic clocks and are based on transitions that emit electromagnetic radiation in the range of 200 nm to 1000 nm. Optical light oscillates at frequencies near 500 THz, more than 50,000 times faster than the cesium microwave atomic clock.
Source: Wikipedia "Optical clock" · CC BY-SA 4.0
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