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Cited by 624

The DOI matches its Crossref record; 33 of the 33 references it cites were found in a registry or an index.

Monolayer excitonic laser

Open access
Ye, Yu, Wong, Zi Jing, Lu, Xiufang, Ni, Xingjie, Zhu, Hanyu, Chen, Xianhui, Wang, Yuan, Zhang, Xiang·2015·Nature Photonics

Abstract

A laser is made from the two-dimensional material WS2 by embedding it into a microdisk resonator. Two-dimensional van der Waals materials have opened a new paradigm for fundamental physics exploration and device applications because of their emerging physical properties. Unlike gapless graphene, monolayer transition-metal dichalcogenides (TMDCs) are two-dimensional semiconductors that undergo an indirect-to-direct bandgap transition1,2,3,4,5, creating new optical functionalities for next-generation ultra-compact photonics and optoelectronics. Although the enhancement of spontaneous emission has been reported on TMDC monolayers integrated with photonic crystals6,7 and distributed Bragg reflector microcavities8,9, coherent light emission from a TMDC monolayer has not been demonstrated. Here, we report the realization of a two-dimensional excitonic laser by embedding monolayer WS2 in a microdisk resonator. Using a whispering gallery mode with a high quality factor and optical confinement, we observe bright excitonic lasing at visible wavelengths. This demonstration of a two-dimensional excitonic laser marks a major step towards two-dimensional on-chip optoelectronics for high-performance optical communication and computing applications.

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Metadata

Authors
Ye, Y., Wong, Z. J., Lu, X., Ni, X., Zhu, H., Chen, X., Wang, Y., & Zhang, X.
Venue
Nature Photonics
Published
2015-10-19
Volume
9
Issue
11
Pages
733-737
ISSN
  • 1749-4885 (ISSN-L)
  • 1749-4893
OpenAlex
W2118635359
Cited by
624
References
33
FWCI
24.38
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Monolayer excitonic laser. https://app.cochat.ai/papers/10.1038/nphoton.2015.197
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Ye, Y., Wong, Z. J., Lu, X., Ni, X., Zhu, H., Chen, X., Wang, Y., & Zhang, X. (2015). Monolayer excitonic laser. Nature Photonics. https://doi.org/10.1038/nphoton.2015.197

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