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Petermann-factor limited sensing near an exceptional point

Wang, H. and Lai, Y.-H. and Yuan, Z. and Suh, M.-G. and Vahala, K. (2020) Petermann-factor limited sensing near an exceptional point. In: 2020 Conference on Lasers and Electro-Optics (CLEO). Optical Society of America , Washington, DC, Art. No. FTu3A.4. ISBN 9781943580767.

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We show that enhanced responsivity of a laser gyroscope operating near an exceptional point is accompanied by laser linewidth broadening related to the Petermann factor. The broadening imposes a fundamental sensitivity limit.

Item Type:Book Section
Related URLs:
URLURL TypeDescription ItemJournal Article
Wang, H.0000-0003-3861-0624
Lai, Y.-H.0000-0002-9639-6569
Suh, M.-G.0000-0002-9527-0585
Vahala, K.0000-0003-1783-1380
Additional Information:© 2020 The Author(s). This work was supported by DARPA (N66001-16-1-4046) and the Kavli Nanoscience Institute.
Group:Kavli Nanoscience Institute
Funding AgencyGrant Number
Defense Advanced Research Projects Agency (DARPA)UNSPECIFIED
Office of Naval Research (ONR)N66001-16-1-4046
Kavli Nanoscience InstituteUNSPECIFIED
Classification Code:OCIS codes: (140.3945) Microcavities; (190.0190) Nonlinear optics; (120.5790) Sagnac effect
Record Number:CaltechAUTHORS:20200928-102723779
Persistent URL:
Official Citation:H. Wang, Y. -. Lai, Z. Yuan, M. -. Suh, and K. Vahala, "Petermann-factor limited sensing near an exceptional point," in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optical Society of America, 2020), paper FTu3A.4
Usage Policy:No commercial reproduction, distribution, display or performance rights in this work are provided.
ID Code:105580
Deposited By: Tony Diaz
Deposited On:28 Sep 2020 17:45
Last Modified:16 Nov 2021 18:44

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