Cosmic microwave background anisotropy induced by a moving straight cosmic stringстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:A method of searching for cosmic strings based on an analysis of the cosmic microwave background (CMB) anisotropy is presented. A moving straight cosmic string is shown to generate structures of enhanced and reduced brightness with a distinctive shape. The conditions under which a string can be detected by both CMB anisotropy and gravitational lensing in optical surveys are analyzed. For a relativistic string with a deficit angle of similar to 1 ''-2 '', the amplitude of the generated anisotropy is shown to be similar to 15-30 mu K.