Browsing by Author "d1fa04a4-6361-4e2e-a5fc-4c7ce7c07ef1"
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Romano, Antonio; Mooij, Sander; Sasaki, Misao (Elsevier, 2016)We carefully study the implications of adiabaticity for the behavior of cosmological perturbations. There are essentially three similar but different definitions of non-adiabaticity: one is appropriate for a thermodynamic ...