single-atom laser

single-atom laser

[‚siŋ·gəl ‚ad·əm ′lā·zər]
(atomic physics)
A device in which atoms emit visible-wavelength photons at an increased rate as they pass through a resonant cavity one by one, consistent with a theory of quantized Rabi oscillations. Also known as microlaser.
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McKeever says that he and his colleagues are already modifying their single-atom laser to work as a "photon pistol" that shoots a single photon each time it is triggered--a long-sought capability for quantum technologies.

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