x-ray background


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x-ray background

[′eks ‚rā ′bak‚grau̇nd]
(astronomy)
Diffuse, almost isotropic x-radiation from beyond the solar system, believed to be the summed contribution of many unresolved sources.
References in periodicals archive ?
Before NuSTAR, the X-ray background in high energies was just one blur with no resolved sources," lead author Fiona Harrison, the principal investigator of NuSTAR at Caltech in Pasadena, said in a (https://www.
The solar X-ray background (XRBG) flux values were taken from tables of daily values published online in the Solar Geophysical Data Comprehensive Reports, found at <ftp://ftp.
b] is the X-ray background noise's rate which is almost time-invariant in the cosmos environment, [[lambda].
2002) Study of the X-ray background spectrum and its large-scale fluctuation with ASCA.
Galeazzi's team found that the X-ray emission created by the solar wind would only account for about 40% of the X-ray background.
The result, paralleling the Spitzer studies, was a faint, diffuse X-ray glow that constitutes the cosmic X-ray background (CXB).
In addition to minimizing X-ray background and improving durability, the design of the new MicroMounts[TM] addresses other challenges currently facing crystallographers.
The team found a tight correlation between the X-ray background as mapped in 10 years of RXTE data and our galaxy's near-infrared glow as mapped by NASA's Cosmic Background Explorer (COBE) in the early 1990s.
For 37 years, astronomers have struggled to find the multitude of pointlike sources that combine to produce this impressionistic glow, known as the X-ray background.
6 days) at one patch of sky, Chandra has cracked one of cosmology's greatest mysteries: the source of the X-ray background first seen in Giacconi's 1962 experiment.
Fabian of the University of Cambridge in England estimates the contribution of black holes to cosmic radiation based on the average density of supermassive black holes near our galaxy and the intensity of the sky's X-ray background.
The X-ray background remained a mystery for decades.