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hep-th2002
Time-reversal violation as loop-antiloop symmetry breaking: the Bessel equation, group contraction and dissipation
Eleonora Alfinito, Giuseppe Vitiello
We show that the Bessel equation can be cast, by means of suitable transformations, into a system of two damped/amplified parametric oscillator equations. The relation with the gro…
hep-th1997
Double Universe
E. Alfinito, R. Manka, G. Vitiello
We discuss the canonical quantization of non-unitary time evolution in inflating Universe. We consider gravitational wave modes in the FRW metrics in a de Sitter phase and show tha…