Echoes of inflationary first-order phase transitions in the CMB
Cosmological phase transitions (CPTs), such as the Grand Unified Theory (GUT) and the electroweak (EW) ones, play a significant role in both particle physics and cosmology. In this letter, we propose to probe the first-order CPTs, by detecting gravitational waves (GWs) which are generated during the...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2017-02-01
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Series: | Physics Letters B |
Online Access: | http://www.sciencedirect.com/science/article/pii/S0370269316307675 |