Laser intensity noise suppression for space-borne gravitational wave mission

Fuente: arXiv
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Autori principali: Li, Fan, Shang, Xin, Ma, Zhenglei, Wang, Jiawei, Tian, Long, Shi, Shaoping, Yin, Wangbao, Li, Yuhang, Wang, Yajun, Zheng, Yaohui
Natura: Preprint
Pubblicazione: 2025
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author Li, Fan
Shang, Xin
Ma, Zhenglei
Wang, Jiawei
Tian, Long
Shi, Shaoping
Yin, Wangbao
Li, Yuhang
Wang, Yajun
Zheng, Yaohui
author_facet Li, Fan
Shang, Xin
Ma, Zhenglei
Wang, Jiawei
Tian, Long
Shi, Shaoping
Yin, Wangbao
Li, Yuhang
Wang, Yajun
Zheng, Yaohui
contents Laser intensity noise is a main limitation of measurement and sensing mission represented by gravitational wave detection. We develop a noise decomposition model and design the core elements of the feedback loop independently based on the analysis results. We construct a fiber amplifier system with ultra-low intensity noise in the 0.1 mHz-1 Hz frequency band by the employment of an optoelectronic feedback loop that is specially designed. The study provides experimental basis and technologies for precise measurement and sensing system at ultra-low frequency.
format Preprint
id arxiv_https___arxiv_org_abs_2502_06222
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Laser intensity noise suppression for space-borne gravitational wave mission
Li, Fan
Shang, Xin
Ma, Zhenglei
Wang, Jiawei
Tian, Long
Shi, Shaoping
Yin, Wangbao
Li, Yuhang
Wang, Yajun
Zheng, Yaohui
Optics
Laser intensity noise is a main limitation of measurement and sensing mission represented by gravitational wave detection. We develop a noise decomposition model and design the core elements of the feedback loop independently based on the analysis results. We construct a fiber amplifier system with ultra-low intensity noise in the 0.1 mHz-1 Hz frequency band by the employment of an optoelectronic feedback loop that is specially designed. The study provides experimental basis and technologies for precise measurement and sensing system at ultra-low frequency.
title Laser intensity noise suppression for space-borne gravitational wave mission
topic Optics
url https://arxiv.org/abs/2502.06222