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Image for: Novel light sources made of 2D materials


Artistic representation of a two-photon source: The monolayer (below) emits exactly two photons of different frequencies under suitable conditions. They are depicted in red and green.
Artistic representation of a two-photon source: The monolayer (below) emits exactly two photons of different frequencies under suitable conditions. They are depicted in red and green.

Source: (Picture: Karol Winkler)

(2063 KB, 2483 x 1742 pixels)

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