Geneva University seminars

Gauge invariant approach to backreaction: a bouncing cosmology example

Name: Gauge invariant approach to backreaction: a bouncing cosmology example
Start: 2009-03-27T11:30:00+01:00
End: 2009-03-27T12:30:00+01:00
Location: Geneva University, Auditoire 234, 24 E. Ansermet

by Giovanni Marozzi (Univ. of Bologna and INFN)

Friday 27 Mar 2009, 11:30 → 12:30 Europe/Zurich

Geneva University, Auditoire 234, 24 E. Ansermet (Geneva University, Auditoire 234, 24 E. Ansermet)

Geneva University, Auditoire 234, 24 E. Ansermet

Description

I will show how to provide suitable gauge invariant prescriptions for classical spatial averages or quantum expectation values. Then I will use these to illustrate a gauge invariant approach to quantum backreaction for the case of a bouncing cosmology model.

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University of Geneva