optical pumping

noun Physics, Optics.

a method for increasing the number of atoms or molecules occupying higher energy levels by irradiating them with light of the proper frequencies to raise them to those levels.

Origin of optical pumping

First recorded in 1950–55

Words nearby optical pumping

optical mark reading, optical microscope, optical mouse, optical path, optical printer, optical pumping, optical pyrometer, optical resonator, optical rotation, optical scanner, optical scanning