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Linewidth Measurement of a Narrow-Linewidth Laser: Principles, Methods, and Systems [PDF]
SensorsNarrow-linewidth lasers mainly depend on the development of advanced laser linewidth measurement methods for related technological progress as key devices in satellite laser communications, precision measurements, ultra-high-speed optical communications,
Jia-Qi Chen +7 more
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Advances in Laser Linewidth Measurement Techniques: A Comprehensive Review [PDF]
MicromachinesAs a key parameter that defines the spectral characteristics of lasers, the precise measurement of laser linewidth is crucial for a wide range of advanced applications.
Zhongtian Liu +6 more
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Narrow-Linewidth Laser Linewidth Measurement Technology [PDF]
Frontiers in Physics, 2021 A narrow-linewidth laser with excellent temporal coherence is an important light source for microphysics, space detection, and high-precision measurement.
Zhenxu Bai +14 more
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Micromachines, 2022 Delayed self-heterodyne/homodyne measurements based on an unbalanced interferometer are the most used methods for measuring the linewidth of narrow-linewidth lasers.
Zhongan Zhao +9 more
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Photonics, 2022 Linewidth measurement of a short pulse single-longitudinal mode laser with a low repetition rate has been a big challenge. Although the Fabry–Pérot (FP) etalon in combination with a beam profiler is an effective approach to measure the linewidth, the ...
Xuanning Hun +6 more
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Pulsed laser linewidth measurement using Fabry–Pérot scanning interferometer [PDF]
Results in Physics, 2016 We apply the Fabry–Pérot (FP) scanning interferometer, which is normally used for continuous wave (CW) laser linewidth measurement, for the measurement of pulsed laser linewidths.
Junwen Xue +8 more
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Fabry–Pérot based short pulsed laser linewidth measurement with enhanced spectral resolution
Results in Physics, 2022 A method to accurately measure the linewidth of short laser pulses at a low repetition rate is demonstrated. Based on the principle of parallel plate equal inclination interference, the linewidth of a short-pulse laser with a low repetition rate is ...
Xuanning Hun +8 more
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Theoretical Analysis of Enhanced Microwave Measurement Using Structured Beams [PDF]
SensorsA theoretical scheme for precise measurement of microwave (MW) electric fields is proposed using a structured control field in Rydberg atoms. We use a Bessel–Gauss (BG) beam to drive the excited-state transition, its spatial structure characteristics ...
Zheng Yin +6 more
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Photonics, 2021 A polarization-insensitive recirculating delayed self-heterodyne method (PI-RDSHM) is proposed and demonstrated for the precise measurement of sub-kilohertz laser linewidths. By a unique combination of Faraday rotator mirrors (FRMs) in an interferometer,
Jing Gao +8 more
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Comparison of Different Linewidth Measuring Methods for Narrow Linewidth Laser
Sensors, 2022 We experimentally demonstrate a fiber laser with different linewidths based on self-injection locking (SIL) and the stimulated Brillouin scattering effect. Based on the homemade fiber laser, the error origin, resolution, and applicable range of delayed self-heterodyne interferometry (DSHI), self-correlation envelope linewidth detection (SCELD) and ...
Ziqi Zheng +9 more
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