Enhanced Data-Processing Algorithms for Dispersive Interferometry Using a Femtosecond Laser [PDF]
SensorsDispersive interferometry based on a femtosecond laser is extensively utilized for achieving absolute distance measurements with high accuracy. However, this method cannot measure arbitrary distances without encountering a dead zone, and deviations in ...
Hiraku Matsukuma, Ryo Sato, Wei Gao
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Improvement of Distance Measurement Based on Dispersive Interferometry Using Femtosecond Optical Frequency Comb [PDF]
Sensors, 2022 Since the dispersive interferometry (DPI) based on optical frequency combs (OFCs) was proposed, it has been widely used in absolute distance measurements with long-distance and high precision.
Qiong Niu, Jihui Zheng, Linhua Jia
exaly +5 more sources
Improved Algorithms of Data Processing for Dispersive Interferometry Using a Femtosecond Laser [PDF]
Sensors, 2023 Two algorithms of data processing are proposed to shorten the unmeasurable dead-zone close to the zero-position of measurement, i.e., the minimum working distance of a dispersive interferometer using a femtosecond laser, which is a critical issue in ...
Ryo Sato, Hiraku Matsukuma, Wei Gao
exaly +4 more sources
Application of neutron grating interferometry and tomography to the nineteenth century Korean copper coins [PDF]
Scientific ReportsDistinguishing differences between authentic artifacts and replicas is a significant challenge in the field of cultural heritage. In this study, we explore the application of neutron grating interferometry and tomography techniques to identify Korean ...
Youngju Kim +12 more
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Study on the Material Removal Mechanism of FGH99 by Laser-Induced Microjet Assisted Ablation at Different Incidence Angles [PDF]
MicromachinesLaser-induced microjet-assisted ablation is an emerging technology in the field of laser processing. However, the influence of solid boundaries on jet behavior and the associated material removal mechanism remains unclear after observing and analyzing ...
Yixin Duan +3 more
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Mg-Doped P-Type AlN Thin Film Prepared by Magnetron Sputtering Using Mg-Al Alloy Targets [PDF]
MicromachinesAluminum nitride (AlN), a III-V wide-bandgap semiconductor, has attracted significant attention for high-temperature and high-power applications. However, achieving p-type doping in AlN remains challenging.
Yulin Ma, Xu Wang, Kui Ma
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Dispersion Compensation for Atom Interferometry [PDF]
Physical Review Letters, 2004 A new technique for maintaining high contrast in an atom interferometer is used to measure large de Broglie wave phase shifts. Dependence of an interaction induced phase on the atoms' velocity is compensated by applying an engineered \emph{counter phase}.
Roberts, Tony D. +3 more
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Advanced Photonics Research, 2022 With the intensive research on ultrafast dynamics in physics and chemistry, the single‐shot measurement of ultrashort time change has become increasingly important.
Tianhao Xian, Wenchao Wang, Li Zhan
doaj +1 more source
Improving Surface Wave Retrieval From Traffic Noise by Deconvolution of the Decomposed Wavefield
Earth and Space Science, 2023 Traffic noise is an important type of passive seismic data because it usually includes strong dispersive surface wave components and can be easily accessed.
Weiping Cao +5 more
doaj +1 more source
Spatial-dispersion cancellation in quantum interferometry [PDF]
Physical Review A, 2009 To Appear in Phys. Rev. A.
Simon, D. S., Sergienko, A. V.
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