Papers

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A generalization of the Powers-Størmer-Ogata inequality

Markus B. Fröb
September 14, 2026
open access link

Relative entropy for $λφ^4$ in the Rindler wedge

Markus B. Fröb, Albert Much, Kyriakos Papadopoulos
July 08, 2026
open access link

Integral representations of $f$-divergences for general von Neumann algebras

Ricardo Correa da Silva, Markus B. Fröb, Gandalf Lechner, Leonardo Sangaletti
July 06, 2026
open access link

Bounding relative entropy for non-unitary excitations in quantum field theory

Markus B. Fröb, Leonardo Sangaletti
April 20, 2026
open access link

The Weyl anomaly in interacting quantum field theory on curved spacetimes

Markus B. Fröb, Jochen Zahn
April 24, 2025
open access link doi:10.1007/s00023-025-01635-2

The Sine-Gordon QFT in de Sitter spacetime

Daniela Cadamuro, Markus B. Fröb, Carolina Moreira Ferrera
April 18, 2024
perturbative AQFT, Sine-Gordon model, de Sitter space
open access link Lett. Math. Phys. 114 (2024) 138

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

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

A quantum energy inequality in the Sine--Gordon model

Markus B. Fröb, Daniela Cadamuro
December 14, 2022
open access link article file

Local operators in the Sine-Gordon model: $\partial_\mu \phi\, \partial_\nu \phi$ and the stress tensor

Markus B. Fröb, Daniela Cadamuro
May 18, 2022
open access link article file

Pages