Results 1 to 10 of about 217,614 (319)

Time-Delay Interferometry [PDF]

open access: yesLiving Reviews in Relativity, 2004
Equal-arm interferometric detectors of gravitational radiation allow phase measurements many orders of magnitude below the intrinsic phase stability of the laser injecting light into their arms.
B Noble   +31 more
core   +13 more sources

Interferometry [PDF]

open access: yes
The following recommended programs are reviewed: (1) infrared and optical interferometry (a ground-based and space programs); (2) compensation for the atmosphere with adaptive optics (a program for development and implementation of adaptive optics); and (
Begelman, Mitchell C.   +9 more
core   +5 more sources

Controlling polarization entanglement in biphotons generated with partially spatially coherent pump beam

open access: yesResults in Physics, 2021
We theoretically study the polarization entanglement and the non-local correlations manifested by biphotons using measures as concurrence and CHSH Bell test, generated in the spontaneous parametric down-conversion (SPDC) process for partially spatially ...
Preeti Sharma   +2 more
doaj   +1 more source

Phase encoded quantum key distribution up to 380 km in standard telecom grade fiber enabled by baseline error optimization

open access: yesScientific Reports, 2023
Phase encoding in quantum key distribution (QKD) enables long-distance information-theoretic secure communication in optical fibers. We present a novel theoretical model characterizing errors from various sources in practical phase encoding-based QKD ...
Nishant Kumar Pathak   +3 more
doaj   +1 more source

Observation of Pancharatnam-Berry phase for unpolarized and partially polarized light fields

open access: yesResults in Optics, 2021
Geometric phase, owing to its topological nature and properties of fault tolerance, plays an important role in devising real world applications in both classical and quantum domain.
Bhaskar Kanseri, Rohit Gupta
doaj   +1 more source

Determination of polarization structures of an electromagnetic beam after passing through lens systems

open access: yesResults in Physics, 2020
We investigate the polarization structures of an electromagnetic (EM) beam after passing through 2-f and 4-f lens systems and possibilities to control them.
Sethuraj K. R.   +2 more
doaj   +1 more source

Liquid crystal based spectral control for applications in optical communication and metrology

open access: yesResults in Optics, 2020
The molecules of nematic liquid crystals (LCs), aligned in one average direction, constitute a birefringent medium. The molecules in nematic LCs of positive anisotropy (ne>no) get aligned in the direction of applied electric field due to the induced ...
Gyaprasad, Bhaskar Kanseri
doaj   +1 more source

A quantitative comparison of amplitude versus intensity interferometry for astronomy

open access: yesNew Journal of Physics, 2022
Astronomical imaging can be broadly classified into two types. The first type is amplitude interferometry, which includes conventional optical telescopes and very large baseline interferometry (VLBI).
Manuel Bojer   +5 more
doaj   +1 more source

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

Integrable Atomtronic Interferometry

open access: yesPhysical Review Letters, 2022
6 pages, 4 figures, 1 ...
D. S. Grün   +5 more
openaire   +3 more sources

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