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LASERS

Continuous lasing for perovskites

Optically generated local phase changes in methylammonium lead iodide produce a transient quantum-well-like structure with robust optical gain. The result is a perovskite laser that supports continuous-wave lasing under optical pumping.

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Fig. 1: Spatially separated local defect states can enable lasing in different material platforms.

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Correspondence to Malte C. Gather.

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Gather, M.C. Continuous lasing for perovskites. Nature Photon 11, 745–747 (2017). https://doi.org/10.1038/s41566-017-0057-4

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