19 citations · 34 across the 2 of their papers we have counts for
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hep-th2007★ 15 cited
Vacuum Bubble in an Inhomogeneous Cosmology
Willy Fischler, Chethan Krishnan, Sonia Paban +1
We study the propagation of bubbles of new vacuum in a radially inhomogeneous Lemaitre-Tolman-Bondi background that includes a cosmological constant. This exemplifies the classical…
hep-th2007★ 19 cited
Leptogenesis from Pseudo-Scalar Driven Inflation
W. Fischler, S. Paban
We examine recent claims for a considerable amount of leptogenesis, in some inflationary scenarios, through the gravitational anomaly in the lepton number current. We find that whe…
hep-th1998
Summing Up Instantons in Three-Dimensional Yang-Mills Theories
Sonia Paban, Savdeep Sethi, Mark Stern
We show that the four derivative terms in the effective action of three-dimensional N=8 Yang-Mills theory are determined by supersymmetry. These terms receive both perturbative and…