Search Results - "Buck, Michel"
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A ground state for the causal diamond in 2 dimensions
Published in The journal of high energy physics (01-10-2012)“…A bstract We apply a recent proposal for a distinguished ground state of a quantum field in a globally hyperbolic spacetime to the free massless scalar field…”
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A privileged quantum state from causal structure
Published 01-01-2014“…This thesis investigates a new proposal for a privileged ground state of a free scalar quantum field in arbitrary regions of spacetime. This Sorkin-Johnston…”
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Dissertation -
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A preferred ground state for the scalar field in de Sitter space
Published 13-06-2013“…We investigate a recent proposal for a distinguished vacuum state of a free scalar quantum field in an arbitrarily curved spacetime, known as the…”
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The Sorkin-Johnston State in a Patch of the Trousers Spacetime
Published 16-02-2017“…Class.Quant.Grav. 34 (2017) 5, 055002 A quantum scalar field in a patch of a fixed, topology-changing, $1+1$ dimensional "trousers" spacetime is studied using…”
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Boundary Terms for Causal Sets
Published 29-10-2015“…Class.Quant.Grav. 32 (2015) 20, 205004 We propose a family of boundary terms for the action of a causal set with a spacelike boundary. We show that in the…”
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Inflation in models with Conformally Coupled Scalar fields: An application to the Noncommutative Spectral Action
Published 01-08-2010“…Phys.Rev.D82:043509,2010 Slow-roll inflation is studied in theories where the inflaton field is conformally coupled to the Ricci scalar. In particular, the…”
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Quantum Information Processing and Relativistic Quantum Fields
Published 10-03-2014“…Dionigi M T Benincasa et al 2014 Class. Quantum Grav. 31 075007 It is shown that an ideal measurement of a one-particle wave packet state of a relativistic…”
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Journal Article -
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A Ground State for the Causal Diamond in 2 Dimensions
Published 15-11-2012“…J. High Energ. Phys. 2012, 88 (2012) We apply a recent proposal for a distinguished ground state of a quantum field in a globally hyperbolic spacetime to the…”
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Journal Article