邵亚莉

副教授

副教授  硕士生导师 

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所在单位:空间与环境学院

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Dense Gas History of the Universe: From ASPECS to the ngVLA

发布时间:2023-03-22 点击次数:

DOI码:10.46620/21-0038
发表刊物:URSI Radio Science Letters
摘要:We review the evolution of the cosmic average molecular gas density to large look-back times, using observations of rotational transitions of CO. Molecular gas is the fuel for star formation in galaxies. Deep searches for CO emission from distant galaxies have delineated the density of molecular gas back to z ~5, or within 1 Gyr of the Big Bang. The results show a rise and fall in the gas density that parallels and likely drives the rise and fall of the cosmic star formation rate density. We present the potential for the next generation Very Large Array to image the distribution and dynamics of the molecular gas in early galaxies and to make a precise measurement of the dense gas history of the universe.
合写作者:F. Walter, R. Decarli, M. Aravena, Dominik A. Riechers, J. Gonzalez-Lopez, Yali Shao, L. Boogaard, R. Bouwens, and M. Neeleman
第一作者:C. L. Carilli
卷号:3
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发表时间:2021-03-22
收录刊物:SCI
发布期刊链接:https://www.ursi.org/Publications/RadioScienceLetters/Volume3/RSL21-0038-final.pdf