242 citations · 976 across the 9 of their papers we have counts for
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hep-th1995★ 242 cited
Relic Gravitational Waves from String Cosmology
R. Brustein, M. Gasperini, M. Giovannini +1
A large class of string-cosmology backgrounds leads to a spectrum of relic stochastic gravitational waves, strongly tilted towards high frequencies, and characterized by two basic…
hep-th1995★ 144 cited
Metric Perturbations in Dilaton-Driven Inflation
R. Brustein, M. Gasperini, M. Giovannini +2
We compute the spectrum of scalar and tensor metric perturbations generated, as amplified vacuum fluctuations, during an epoch of dilaton-driven inflation of the type occurring nat…