Results 11 to 20 of about 100,520 (289)

In-process fast surface measurement using wavelength scanning interferometry [PDF]

open access: yes, 2012
A wavelength scanning interferometry system for fast areal surface measurement of micro and nano-scale surfaces which is immune to environmental noise is introduced in this paper. It can be used for surface measurement of discontinuous surface profiles
Gao, F.   +4 more
core   +4 more sources

Spectral Domain Low- Coherence Interferometry for On-line Surface Inspection [PDF]

open access: yes, 2013
We present an on-line surface measurement technique based on spectral domain low-coherence interferometry (SD-LCI), which can obtain a one dimensional surface profile with just one shot.
Gao, F.   +5 more
core   +4 more sources

Asteroseismology and interferometry [PDF]

open access: yesThe Astronomy and Astrophysics Review, 2007
Asteroseismology provides us with a unique opportunity to improve our understanding of stellar structure and evolution. Recent developments, including the first systematic studies of solar-like pulsators, have boosted the impact of this field of research within Astrophysics and have led to a significant increase in the size of the research community ...
Cunha, M.S.   +24 more
openaire   +7 more sources

Interferometry with Atoms

open access: yesLa Rivista del Nuovo Cimento, 2014
96 pages, 238 references, Proceedings of the International School of Physics 'Enrico Fermi', Course 188, 'Atom Interferometry'; edited by G.M.
Schaff J.-F., Langen T., Schmiedmayer J.
openaire   +2 more sources

Kaon interferometry [PDF]

open access: yesActa Physica Hungarica A) Heavy Ion Physics, 1996
8 pages (incl. 1 Figure), to appear in the proceedings of the workshop "Strangeness 96", Budapest, 15.-17 May 1996, as a special issue of the journal Heavy Ion ...
Heinz, U.   +3 more
openaire   +2 more sources

V-groove measurement with white light interferometry [PDF]

open access: yes, 2006
White Light Interferometry (WLI) provides a fast and convenient means to measure surface profile. With sub-nanometre resolution and non-contacting operation, WLI is also a promising means to estimate surface roughness parameters.
Gao, F., Coupland, J. M., Petzing, J.
core   +4 more sources

Broadband spectral shaping using nematic liquid crystal

open access: yesResults in Physics, 2019
We demonstrate what is, to our knowledge, the first implementation of nematic liquid crystal (LC) for spectral shaping of broadband light fields. A LC cell of several microns thickness is placed between a polarizer and an analyzer.
Bhaskar Kanseri   +2 more
doaj   +1 more source

Fast surface measurement using wavelength scanning interferometry with compensation of environmental noise [PDF]

open access: yes, 2010
We introduce a new optical interferometry system for fast areal surface measurement of microscale and nanoscale surfaces that are immune to environmental noise.
Gao, F.   +5 more
core   +1 more source

Scalable, tailored purity heralded single-photon source enabled by second harmonic generation of GHz-rate ultrashort pulsed laser [PDF]

open access: yesAPL Quantum
We demonstrate a miniaturized, scalable high rate, pulsed single-photon source in the telecom band obtained by heralding a spontaneous parametric downconversion source pumped with a highly tunable GHz repetition rate pulsed laser in an all-guided wave ...
Sangeeta, Bhaskar Kanseri
doaj   +1 more source

On-line surface inspection using cylindrical lens-based spectral domain low-coherence interferometry [PDF]

open access: yes, 2014
We present a spectral domain low-coherence interferometry (SD-LCI) method that is effective for applications in on-line surface inspection because it can obtain a surface profile in a single shot. It has an advantage over existing spectral interferometry
Jiang, Xiangqian, Gao, Feng, Tang, Dawei
core   +2 more sources

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