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Laser cooling

Raman cooling in a semiconductor

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The discovery that Raman scattering, with a little help from excitons, may be exploited to induce cooling of a solid-state material bodes well for new forms of optical refrigeration.

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Figure 1: The principle of cooling by Raman scattering.

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Correspondence to Gaurav Bahl.

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Bahl, G. Raman cooling in a semiconductor. Nature Photon 10, 566–567 (2016). https://doi.org/10.1038/nphoton.2016.142

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