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Cited by 574

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

Two-Photon-Pumped Perovskite Semiconductor Nanocrystal Lasers

Xu, Yanqing, Chen, Qi, Zhang, Chunfeng, Wang, Rui, Wu, Hua, Zhang, Xiaoyu, Xing, Guichuan, Yu, William W., Wang, Xiaoyong, Zhang, Yu, Xiao, Min·2016·Journal of the American Chemical Society

Abstract

Two-photon-pumped lasers have been regarded as a promising strategy to achieve frequency up-conversion for situations where the condition of phase matching required by conventional approaches cannot be fulfilled. However, their practical applications have been hindered by the lack of materials holding both efficient two-photon absorption and ease of achieving population inversion. Here, we show that this challenge can be tackled by employing colloidal nanocrystals of perovskite semiconductors. We observe highly efficient two-photon absorption (with a cross section of 2.7 × 10(6) GM) in toluene solutions of CsPbBr3 nanocrystals that can excite large optical gain (>500 cm(-1)) in thin films. We have succeeded in demonstrating stable two-photon-pumped lasing at a remarkable low threshold by coupling CsPbBr3 nanocrystals with microtubule resonators. Our findings suggest perovskite nanocrystals can be used as excellent gain medium for high-performance frequency-up-conversion lasers toward practical applications.

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Metadata

Authors
Xu, Y., Chen, Q., Zhang, C., Wang, R., Wu, H., Zhang, X., Xing, G., Yu, W. W., Wang, X., Zhang, Y., & Xiao, M.
Venue
Journal of the American Chemical Society
Published
2016-03-14
Volume
138
Issue
11
Pages
3761-3768
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2289484339
Cited by
574
References
6
FWCI
41.16
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Two-Photon-Pumped Perovskite Semiconductor Nanocrystal Lasers. https://app.cochat.ai/papers/10.1021/jacs.5b12662
The paper
Xu, Y., Chen, Q., Zhang, C., Wang, R., Wu, H., Zhang, X., Xing, G., Yu, W. W., Wang, X., Zhang, Y., & Xiao, M. (2016). Two-Photon-Pumped Perovskite Semiconductor Nanocrystal Lasers. Journal of the American Chemical Society. https://doi.org/10.1021/jacs.5b12662

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