115 citations
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Showing 2014Show all
2 papers · 1 filter
astro-ph.HE2014★ 1 cited
The reflection of two past outbursts of Sagittarius A* observed by Chandra during the last decade
Maïca Clavel, R. Terrier, A. Goldwurm +4
The supermassive black hole at the Galactic center, Sagittarius A*, has experienced periods of higher activity in the past. The reflection of these past outbursts is observed in th…
gr-qc2014★ 12 cited
From inflation to late time acceleration with a decaying vacuum coupled to radiation or matter
Stéphane Fay
We consider General Relativity with matter and radiation, one of these fluids being coupled to vacuum. We find that Universe dynamics starts by an inflation phase if the coupled fl…