High‐sensitive temperature sensor based on ethanol‐filled elliptical‐core side‐hole fiber Sagnac interferometer
Sign Up to like & getrecommendations! Published in 2020 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.32574
Abstract: The birefringence properties of two types of side‐hole fibers have been numerically studied, based on which a Sagnac fiber interferometer employing ethanol‐filled side‐hole fibers is proposed and experimentally demonstrated for high‐sensitive temperature measurement. Thanks to… read more here.
Keywords: sensitive temperature; high sensitive; side hole; interferometer ... See more keywords
Elimination of dispersion effect in a white-light scanning interferometer by using a spectral analyzer
Sign Up to like & getrecommendations! Published in 2017 at "Optical Review"
DOI: 10.1007/s10043-016-0291-x
Abstract: A general equation of the interference signal of white-light scanning interferometer (WSI) and its Fourier transform are derived. Based on these equations, a new method for elimination of a dispersion effect in WSI is proposed… read more here.
Keywords: phase; interferometer; light scanning; dispersion ... See more keywords
Polarization phase-shifting lateral shearing interferometer with two polarization beam splitter plates
Sign Up to like & getrecommendations! Published in 2017 at "Optical Review"
DOI: 10.1007/s10043-017-0351-x
Abstract: We proposed a compact and simple polarization phase-shifting lateral shearing interferometer using two polarization beam splitter plates (PBSP). This interferometer is composed of two PBSP, a quarter-wave plate, an analyzer and a CCD camera. With… read more here.
Keywords: polarization phase; shifting lateral; interferometer; polarization ... See more keywords
Simultaneous measurement of micro-displacement and temperature based on balloon-like interferometer and fiber Bragg grating
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.03.009
Abstract: Abstract An optical fiber sensor based on balloon-like interferometer and fiber Bragg grating (FBG) for simultaneous measurement of micro-displacement and temperature has been presented and experimentally investigated. The single-mode fiber (SMF) with coating stripped is… read more here.
Keywords: micro displacement; interferometer; balloon like; temperature ... See more keywords
All-optical OR and NOR gates using quantum-dot semiconductor optical amplifiers-assisted turbo-switched Mach-Zehnder interferometer and serially delayed interferometer at 1 Tb/s
Sign Up to like & getrecommendations! Published in 2020 at "Optik"
DOI: 10.1016/j.ijleo.2020.164879
Abstract: Abstract The turbo-switch (TS) has proven to enhance the speed of the conventional semiconductor optical amplifier (SOA) up to four times better than the single SOA architecture. A novel performance of all-optical (AO) OR and… read more here.
Keywords: zehnder interferometer; interferometer; semiconductor optical; mach zehnder ... See more keywords
A miniature laser diode interferometer with self-compensation of retroreflector’s motion errors for displacement feedback of small-sized micro/nano motion stages
Sign Up to like & getrecommendations! Published in 2021 at "Measurement"
DOI: 10.1016/j.measurement.2021.110172
Abstract: Abstract The effects of the retroreflector’s motion errors on the measurement accuracy of a miniature laser diode interferometer (MLDI), which is designed as a displacement feedback device for small-sized micro/nano motion stages, are investigated. A… read more here.
Keywords: motion; motion errors; compensation; interferometer ... See more keywords
Coaxial equal-path interferometer for polarization-sensitive optical coherence tomography
Sign Up to like & getrecommendations! Published in 2021 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.126660
Abstract: Abstract We present a coaxial interferometer with two arms of nearly equal optical lengths. The proposed interferometer can be used for most types of polarization-sensitive optical coherence tomography (PSOCT). The coaxial layout PSOCT is more… read more here.
Keywords: equal path; coaxial equal; polarization sensitive; interferometer ... See more keywords
Dual demodulation interferometer with two-wave mixing in GaAs photorefractive crystal
Sign Up to like & getrecommendations! Published in 2018 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2018.02.009
Abstract: Abstract A dual demodulation interferometer with two-wave mixing (TWM) in the GaAs photorefractive crystal (PRC) is proposed and experimentally demonstrated. The GaAs PRC has tiny temperature change under high voltage thus not requiring thermoelectric cooler… read more here.
Keywords: interferometer two; gaas; interferometer; dual demodulation ... See more keywords
White-light interferometer without mechanical scanning
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2019.105800
Abstract: Abstract We introduce an optical 3D sensor that can measure the shape of objects with rough surface. The proposed sensor is based on white-light interferometry but it does not require a mechanical movement of the… read more here.
Keywords: light interferometer; interferometer without; white light; mechanical scanning ... See more keywords
A compact, highly stable spectral shearing interferometer to accurately reconstruct ultrafast laser fields
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2020.106081
Abstract: Abstract This paper presents a compact design for spectral shearing interferometry to reconstruct an ultrafast electric-field (SPIDER) with a high signal-to-noise ratio (SNR) and stability. Compared experimentally with the traditional SPIDER based on a Michelson… read more here.
Keywords: spectral shearing; laser; interferometer; reconstruct ultrafast ... See more keywords
Compact differential plane interferometer with in-axis mirror tilt detection
Sign Up to like & getrecommendations! Published in 2021 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2021.106568
Abstract: Abstract Besides the environmental fluctuations, the typical sources of significant uncertainty in the laser interferometry systems are the geometrical errors. These are stemming, among others, from the misalignment of measurement axes, the thermo-mechanical influences of… read more here.
Keywords: mirror; differential plane; interferometer; plane interferometer ... See more keywords