Results 1 to 10 of about 5,011,192 (299)

Model-independent source imaging using two-pion correlations in 2 to 8A GeV Au + Au collisions

open access: yes, 2001
We report a particle source imaging analysis based on two-pion correlations in high multiplicity Au + Au collisions at beam energies between 2 and 8A GeV.
A. Das   +77 more
core   +1 more source

Two dimensional bulge disk decomposition [PDF]

open access: yes, 1997
We propose a two dimensional galaxy fitting algorithm to extract parameters of the bulge, disk, and a central point source from broad band images of galaxies.
Ajit Kembhavi   +7 more
core   +2 more sources

Quick output parameters related to the 7 January 2025 M6.8 earthquake in Dingri County, Xizang

open access: yes地震科学进展
At 09:05 on January 7, 2025 (Beijing time), a magnitude 6.8 earthquake occurred in Dingri, Xizang Autonomous Region. The Institute of Geophysics, China Earthquake Administration launched a rapid earthquake emergency response after the earthquake, and ...
Kun Chen   +6 more
doaj   +1 more source

Seismological aspects of the Cairo earthquake, 12th October 1992

open access: yesAnnals of Geophysics, 2000
On 12 October 1992 a significant earthquake (MB = 5.8) occurred southwest of Cairo in the vicinity of the Dahshour region. For the mainshock, an average moment release M 0 = 9.70E17 n-m; a fault length = 13.8 km; an average displacement = 0.22 m; a ...
E. M. Ibrahim   +3 more
doaj   +1 more source

Seismic moment tensors and kinematic source parameters [PDF]

open access: yesGeophysical Journal International, 1982
Summary. Parameters pertaining to the kinematics of a finite source are usually estimated by fitting specific fault models to the data. On the other hand, these parameters, including source location, are also contained in the moment tensors of higher degree.
openaire   +2 more sources

When Darwin Met Einstein: Gravitational Lens Inversion with Genetic Algorithms

open access: yes, 2005
Gravitational lensing can magnify a distant source, revealing structural detail which is normally unresolvable. Recovering this detail through an inversion of the influence of gravitational lensing, however, requires optimisation of not only lens ...
Bailer-Jones   +12 more
core   +2 more sources

Characterization of SiGe thin films using a laboratory X-ray instrument [PDF]

open access: yes, 2013
The technique of reciprocal space mapping using X-rays is a recognized tool for the nondestructive characterization of epitaxial films. X-ray scattering from epitaxial Si0.4Ge0.6 films on Si(100) substrates using a laboratory X-ray source was ...
Alex Ulyanenkov   +16 more
core   +2 more sources

Extracting the hadronization timescale in sqrt{s}=7 TeV proton-proton collisions from pion and kaon femtoscopy

open access: yes, 2014
A hadronic rescattering model with the proper hadronization time width as the free parameter is compared with charged pion and charged and neutral kaon femtoscopy measurements from the LHC ALICE experiment for sqrt{s}=7 TeV proton-proton collisions ...
Humanic, T. J.
core   +1 more source

The scalar perturbation spectral index n_s: WMAP sensitivity to unresolved point sources [PDF]

open access: yes, 2007
Precision measurement of the scalar perturbation spectral index, n_s, from the Wilkinson Microwave Anisotropy Probe temperature angular power spectrum requires the subtraction of unresolved point source power. Here we reconsider this issue.
A. J. Banday   +5 more
core   +2 more sources

Modelling eruptive source parameters in distributed volcanic fields

open access: yesVolcanica, 2021
Vent opening hazard models are routinely used as inputs for assessing distal volcanic hazards (lava flows, tephra fallout) in distributed volcanic fields.
Elisabeth Gallant   +7 more
doaj   +1 more source

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