Results 21 to 30 of about 217,614 (319)

Stellar Intensity Interferometry: Astrophysical targets for sub-milliarcsecond imaging [PDF]

open access: yes, 2010
Intensity interferometry permits very long optical baselines and the observation of sub-milliarcsecond structures. Using planned kilometric arrays of air Cherenkov telescopes at short wavelengths, intensity interferometry may increase the spatial ...
Dravins, Dainis   +3 more
core   +1 more source

CREATING THE RT-32 RADIO TELESCOPE ON THE BASIC OF MARK-4B ANTENNA SYSTEM. 1. MODERNIZATION PROJECT AND FIRST RESULTS

open access: yesRadio Physics and Radio Astronomy, 2019
Purpose: Creating a radio telescope based on the MARK-4B antenna system being developed for telecommunication applications, determining the possibilities of using the broadband multirange operation of a beam wave-guided antenna system and to evaluate ...
O. M. Ulyanov   +26 more
doaj   +1 more source

Femtoscopy correlations of kaons in $Pb + Pb$ collisions at LHC within hydrokinetic model

open access: yes, 2014
We provide, within the hydrokinetic model, a detailed investigation of kaon interferometry in $Pb+Pb$ collisions at LHC energy ($\sqrt{s_{NN}} = 2.76$ TeV).
Braun-Munzinger, P.   +3 more
core   +1 more source

Direct photon interferometry [PDF]

open access: yes, 2005
We consider recent developments in the theory of the two-photon interferometry in ultrarelativistic heavy ion collisions with emphasis on the difference between photon and hadron interferometry.
Peressounko, D.
core   +4 more sources

An Empirical Assessment of Temporal Decorrelation Using the Uninhabited Aerial Vehicle Synthetic Aperture Radar over Forested Landscapes

open access: yesRemote Sensing, 2012
We present an empirical assessment of the impact of temporal decorrelation on interferometric coherence measured over a forested landscape. A series of repeat-pass interferometric radar images with a zero spatial baseline were collected with UAVSAR ...
Michelle Hofton   +5 more
doaj   +1 more source

Vibration Measurements by Self-Mixing Interferometry: An Overview of Configurations and Benchmark Performances

open access: yesVibration, 2023
Self-mixing interferometry (SMI) is suitable to sense and measure vibrations of amplitudes ranging from picometers to millimeters at frequencies from sub-Hz to MHz’s.
Silvano Donati
doaj   +1 more source

Probing non-Abelian statistics with Majorana fermion interferometry in spin-orbit-coupled semiconductors

open access: yes, 2011
The list of quantum mechanical systems with non-Abelian statistics has recently been expanded by including generic spin-orbit-coupled semiconductors e.g., InAs) in proximity to a s-wave superconductor.
Sarma, S. Das   +2 more
core   +1 more source

Possible detection of nonclassical primordial gravitational waves with Hanbury Brown - Twiss interferometry [PDF]

open access: yes, 2018
We consider possible detection of nonclassicality of primordial gravitational waves (PGWs) by applying Hanbury Brown - Twiss (HBT) interferometry to cosmology.
Kanno, Sugumi, Soda, Jiro
core   +2 more sources

Quantitative assessment of ground deformations for the risk management of petroleum and gas pipelines using radar interferometry

open access: yesGeomatics, Natural Hazards & Risk, 2020
The primary objective of these studies was to quantitatively assess the ground deformation velocities and rates and their natural and man-made controlling factors as the potential risks along the seismically active 70 km section of buried Baku-Tbilisi ...
Emil Bayramov   +2 more
doaj   +1 more source

Chirped-pulse interferometry with finite frequency correlations

open access: yes, 2009
Chirped-pulse interferometry is a new interferometric technique encapsulating the advantages of the quantum Hong-Ou-Mandel interferometer without the drawbacks of using entangled photons.
Biggerstaff, Devon N.   +3 more
core   +1 more source

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