Papers

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A Microlocal Approach to Renormalization in Stochastic PDEs

Claudio Dappiaggi, Nicolò Drago, Paolo Rinaldi, Lorenzo Zambotti
September 16, 2020
renormalization, stochastic PDEs
open access link

Global wave parametrices on globally hyperbolic spacetimes

Matteo Capoferri, Claudio Dappiaggi, Nicolò Drago
January 13, 2020
global parametrices, globally hyperbolic Lorentzian manifolds
open access link J. Math. Anal. Appl. 490 no. 2 (2020) 124316

An operational construction of the sum of two non-commuting observables in quantum theory and related constructions

Nicolò Drago, Sonia Mazzucchi, Valter Moretti
September 24, 2019
Observable, spectral theory, Projection-valued Measure, Trotter Formula, Feynman integral
open access link

On Maxwell's Equations on Globally Hyperbolic Spacetimes with Timelike Boundary

Claudio Dappiaggi, Nicolò Drago, Rubens Longhi
August 26, 2019
quantum field theory on curved spacetimes, manifolds with boundary, Maxwell 's equations
open access link doi:10.1007/s00023-020-00929-x

The notion of observable and the moment problem for *-algebras and their GNS representations

Nicolò Drago, Valter Moretti
March 18, 2019
open access link Lett. Math. Phys. 2020 article file

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

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 doi:10.1007/s00220-019-03508-2

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 doi:10.1007/s11005-019-01173-z

A new class of Fermionic Projectors: Møller operators and mass oscillation properties

Nicolò Drago, Simone Murro
July 11, 2016
Fermionic Projector, quasi-free states
open access link Lett Math Phys 107(12), 2433-2451 (2017)

A new deformation argument for Hadamard states via an extended Møller operator

Claudio Dappiaggi, Nicolò Drago
June 30, 2015
quantum field theory on curved spacetimes, Hadamard states
open access link Lett Math Phys (2016) 106(11), 1587-1615