Papers

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The algebra of Wick polynomials of a scalar field on a Riemannian manifold

Claudio Dappiaggi, Nicolò Drago, Paolo Rinaldi
March 04, 2019
wick polynomials, Euclidean quantum field theories
open access link

The Fermionic Signature Operator in De Sitter Spacetime

Claudio Dappiaggi, Felix Finster, Simone Murro, Emanuela Radici
February 25, 2019
Hadamard states, Ferminic Signature Operator, Dirac operator, de Sitter spacetime
open access link

Ricci Flow from the Renormalization of Nonlinear Sigma Models in the Framework of Euclidean Algebraic Quantum Field Theory

Mauro Carfora, Claudio Dappiaggi, Nicolò Drago, Paolo Rinaldi
September 20, 2018
Euclidean quantum field theories, renormalization, Ricci flow
open access link

Fundamental solutions for the wave operator on static Lorentzian manifolds with timelike boundary

Claudio Dappiaggi, Nicolò Drago, Hugo Ferreira
April 10, 2018
fundamental solutions, wave equations, manifolds with boundary
open access link

Algebraic quantum field theory on spacetimes with timelike boundary

Marco Benini, Claudio Dappiaggi, Alexander Schenkel
December 18, 2017
algebraic quantum field theory, timelike boundaries
open access link doi:10.1007/s00023-018-0687-1

Superradiance in the BTZ black hole with Robin boundary conditions

Claudio Dappiaggi, Hugo R. C. Ferreira, Carlos A. R. Herdeiro
October 23, 2017
black holes, superradiance, AdS spacetime
open access link Physics Letters B 778, 146-154 (2018)

Ground state for a massive scalar field in BTZ spacetime with Robin boundary conditions

Francesco Bussola, Claudio Dappiaggi, Hugo R. C. Ferreira, Igor Khavkine
August 01, 2017
black holes, Hadamard states, scalar field
open access link Phys. Rev. D 96, 105016 (2017)

IDEAL characterization of isometry classes of FLRW and inflationary spacetimes

Giovanni Canepa, Claudio Dappiaggi, Igor Khavkine
April 18, 2017
open access link Class. Quantum Grav. 35, 035013 (2018)

On the algebraic quantization of a massive scalar field in anti-de-Sitter spacetime

Claudio Dappiaggi, Hugo R. C. Ferreira
January 25, 2017
open access link doi:10.1142/S0129055X18500046

Non-existence of natural states for Abelian Chern-Simons theory

Claudio Dappiaggi, Simone Murro, Alexander Schenkel
December 13, 2016
locally covariant quantum field theory, Chern-Simons theory, natural states
open access link doi:10.1016/j.geomphys.2017.01.015

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