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Method for direct measurement of cosmic acceleration by 21-cm absorption systems.
Yu, Hao-Ran; Zhang, Tong-Jie; Pen, Ue-Li.
Affiliation
  • Yu HR; Department of Astronomy, Beijing Normal University, Beijing 100875, China and Kavli Institute for Astronomy and Astrophysics, Peking University, Beijing 100871, China.
  • Zhang TJ; Department of Astronomy, Beijing Normal University, Beijing 100875, China.
  • Pen UL; Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, M5S 3H8, Ontario, Canada.
Phys Rev Lett ; 113(4): 041303, 2014 Jul 25.
Article in En | MEDLINE | ID: mdl-25105607
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Collection: 01-internacional Database: MEDLINE Language: En Journal: Phys Rev Lett Year: 2014 Type: Article Affiliation country: China
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PubMed Links

Collection: 01-internacional Database: MEDLINE Language: En Journal: Phys Rev Lett Year: 2014 Type: Article Affiliation country: China