Spectrally cut-off GFF, regularized $Φ^4$ measure, and reflection positivity

Ismael Bailleul, Nguyen Viet Dang, Léonard Ferdinand, Gaëtan Leclerc, Jiasheng Lin
December 24, 2023
General local covariance, constructive quantum field theory, free field theory
open access link

From local nets to Euler elements

Vincenzo Morinelli, Karl-Hermann Neeb
December 19, 2023
open access link article file

Separable algebras in multitensor C*-categories are unitarizable

Luca Giorgetti, Wei Yuan, XuRui Zhao
December 19, 2023
open access link AIMS Mathematics 9 (2024) 11320-11334. Special Issue Operator Theory: Advances and Applications

Mourre theory and asymptotic observables in local relativistic quantum field theory

Janik Kruse
November 30, 2023
Haag-Kastler quantum field theory, Haag-Ruelle scattering theory, asymptotic completeness, asymptotic observables, Araki-Haag detectors, Mourre’s conjugate operator method
open access link Commun. Math. Phys. 405, 236 (2024)

Entropy-area law and temperature of de Sitter horizons from modular theory

Edoardo D'Angelo, Markus B. Fröb, Stefano Galanda, Paolo Meda, Albert Much, Kyriakos Papadopoulos
November 23, 2023
de Sitter space, entropy, modular flow, half-sided modular inclusions, quantum energy inequalities
open access link Prog. Theor. Exp. Phys. 2 (2024) 021A01

On the stochastic Sine-Gordon model: an interacting field theory approach

Alberto Bonicelli, Claudio Dappiaggi, Paolo Rinaldi
November 02, 2023
stochastic Sine-Gordon model, pAQFT
open access link

Obstructions to the existence of Møller maps

Marco Benini, Alastair Grant-Stuart, Giorgio Musante, Alexander Schenkel
October 31, 2023
perturbative field theory, Møller maps, Batalin-Vilkovisky formalism, L∞-algebras
open access link

Relative Entropy in de Sitter is a Noether Charge

Markus Fröb, Albert Much, Kyriakos Papadopoulos
October 18, 2023
QFT on curved spacetimes, modular theory
open access link Phys. Rev. D 108 (2023) 105004

Construction of envelopes of holomorphy and QFT

Ulrich Armbrüster
September 12, 2023
QFT, mass gap, holomorphic continuation
open access link
This paper is a remodeling of my previous work from 1996 at the Sonderforschungsbereich "Geometry and Analysis" at the University of Göttingen.

Modular Hamiltonian for de Sitter diamonds

Markus B. Fröb
August 28, 2023
QFT on curved spacetimes, modular theory
open access link JHEP 12 (2023) 074

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