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The presence of Primordial Gravitational Waves in the Cosmic Microwave Background

2012/02/08 by Wytler Cordeiro dos Santos, Santos, Wytler Cordeiro dos
Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Astrophysical Phenomena (astro-ph.HE) #High Energy Physics - Theory (hep-th) #Relativity and Gravitational Theory

paper · pdf · doi:10.48550/arxiv.1202.1793

openalex publication_date 2012/02/08 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

The General Relativity affirms that any field is a source of gravitational field, thus one should affirm that the energy of Cosmic Microwave Background (CMB) generated primordial gravitational waves. The present article shows that a gravitational wave with dimensionless amplitude ∼ 10-5 and large wave length ∼ 10 megaparsecs shifts temperature of CMB radiation about of a part in 105.

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