ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Our observations were made with two instruments on the HEAO 1 satellite, in the spacecraft's scanning mode, in which the X-ray detectors scanned great circles on the sky once every 30 min, covering the entire sky in six months. The lowest-energy data (3-40 keV) came from one of the xenon ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/293275a0
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