Vibration displacement immunization model for measuring the free spectral range by means of a laser self-mixing velocimeter.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.005540
Abstract: In this paper, a vibration-displacement immunization model is proposed to measure the free spectral range of a resonant cavity by using a laser self-mixing velocimeter. The validity of this method is demonstrated by the experimental… read more here.
Keywords: vibration; self mixing; free spectral; spectral range ... See more keywords
Free spectral range measurement using homologous heterodyne optical phase-locked loop based on acousto-optic modulation.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.005817
Abstract: We demonstrate a homologous heterodyne optical phase-locked loop for free spectral range measurement of a fiber ring resonator. In this loop, the frequency noise within the 10 Hz bandwidth is reduced by more than 40 dB from… read more here.
Keywords: spectral range; heterodyne optical; measurement; free spectral ... See more keywords
Simplified sum frequency generation using a narrow free-spectral-range etalon.
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DOI: 10.1364/ol.43.004747
Abstract: We report the implementation of a narrow free-spectral-range Fabry-Perot etalon for multiplex vibrational sum frequency generation (VSFG) spectroscopy. Moreover, we demonstrate the use of the etalon reflection to simultaneously generate a broadband infrared pulse, which… read more here.
Keywords: frequency generation; spectral range; etalon; sum frequency ... See more keywords
Free-spectral-range-free filters with ultrawide tunability across the S + C + L band
Sign Up to like & getrecommendations! Published in 2021 at "Photonics Research"
DOI: 10.1364/prj.420005
Abstract: Optical filters are essential parts of advanced optical communication and sensing systems. Among them, the ones with an ultrawide free spectral range (FSR) are especially critical. They are promising to provide access to numerous wavelength… read more here.
Keywords: spectral range; free filters; band; photonics ... See more keywords