DISTORTIONS OF THE COSMIC MICROWAVE BACKGROUND SPECTRUM BY DUST

被引:69
作者
ROWANROBINSON, M [1 ]
NEGROPONTE, J [1 ]
SILK, J [1 ]
机构
[1] UNIV CALIF BERKELEY,BERKELEY,CA 94720
关键词
D O I
10.1038/281635a0
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The cosmic microwave background spectrum supports the idea of a pre-galactic generation of stars. The distortions of the background spectrum from a black body can be due to emission by dust if a modest fraction of the mean cosmological density is present as silicate particles at epochs corresponding to redshift z ≳ 100. Whether the entire background can be explained as emission from dust is investigated. © 1979 Nature Publishing Group.
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页码:635 / 638
页数:4
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