Brillouin frequency shift measurement by zero-crossing point search in virtually synthesized spectra of Brillouin gain and loss

We demonstrate a method for fast and precise Brillouin frequency shift measurement based on searching for the zero-crossing point of a virtually composed spectrum of Brillouin gain and loss obtained by a dual-frequency probe beam. Simulations and experiments show that searching for the zero-crossing...

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Bibliographic Details
Main Authors: Hayato Nonogaki, Daichi Sei, Mohd Saiful Dzulkefly Zan, Yosuke Tanaka
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:Applied Physics Express
Subjects:
Online Access:https://doi.org/10.35848/1882-0786/ad422f