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Cavity QED

Lasing under strong coupling

Lasing and strong coupling can coexist in a single quantum dot coupled to a photonic-crystal-nanocavity mode. This provides important clues towards the realization of a single-quantum-dot nanolaser.

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Figure 1: Schematic of the cavity-QED system (left) studied by Nomura et al.4 and the atomistic four-level model (middle) used to describe it.

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Strauf, S. Lasing under strong coupling. Nature Phys 6, 244–245 (2010). https://doi.org/10.1038/nphys1600

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