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

Lorentzian bordisms in algebraic quantum field theory

Severin Bunk, James MacManus, Alexander Schenkel
August 02, 2023
algebraic quantum field theory, functorial field theory, Lorentzian geometry, bordisms, pseudo-categories
open access link Lett. Math. Phys. 115, 16 (2025)

On generally covariant mathematical formulation of Feynman integral in Lorentz signature

Andras Laszlo
January 27, 2022
Feynman integral formulation, master Dyson-Schwinger equation, constructive field theory
open access link Classical and Quantum Gravity 39 (2022) 185004

String-localized quantum field theory

Karl-Henning Rehren, Bert Schroer
July 18, 2023
String-localized quantum fields, perturbative QFT, causal perturbation theory, Standard Model of particles
Commissioned by the Elsevier Encyclopedia of Mathematical Physics, 2nd edition, M. Bojowald and R.J. Szabo (eds.), 2025.
article file

Symmetries in Quantum Field Theory and the structure of superselection sectors

Karl-Henning Rehren
July 18, 2023
Symmetries, Superselection sectors, Conformal quantum field theory, two-dimensional models
Commissioned by the Elsevier Encyclopedia of Mathematical Physics, 2nd edition, M. Bojowald and R.J. Szabo (eds.), 2025.
article file

Postdoc position at the Department of Mathematics, University of York

Universal first-order Massey product of a prefactorization algebra

Simen Bruinsma, Alexander Schenkel, Benoit Vicedo
July 10, 2023
prefactorization algebras, dg-operads, minimal models, Massey products
open access link

Pages

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