Papers

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The ${\mathscr P}(\varphi)_2$ Model on the de Sitter Space

João C. A. Barata, Christian D. Jäkel, Jens Mund
November 12, 2013
constructive quantum field theory, modular localization, de Sitter spacetime
open access link

Complex Classical Fields and Partial Wick Rotations

Arthur Jaffe, Christian D. Jäkel, Roberto E. Martinez II
February 24, 2013
open access link

The relativistic KMS condition for the thermal $n$-point functions of the $P(\varphi)_2$ model

Christian D. Jäkel, Florian Robl
March 18, 2011
open access link

The Hölder Inequality for KMS States

Christian D. Jäkel, Florian Robl
March 18, 2011
open access link Lett Math Phys 102(3), 265-274 (2012)

On the relativistic KMS condition for the $P(\varphi)_2$ model

Christian Gerard, Christian D. Jäkel
September 29, 2006
open access link
Prog.Math.251:125-140,2007

An Exchange Identity for Non-Linear Fields

Arthur Jaffe, Christian D. Jäkel
July 19, 2005
interacting models
open access link Commun.Math.Phys. 264 (2006) 283-289

Some Comments on Entanglement and Local Thermofield Theory

Christian D. Jäkel
May 05, 2004
thermal quantum field theory, entanglement
open access link
Found.Phys.Lett. 14 (2001) 1-16

Thermal Quantum Fields without Cut-offs in 1+1 Space-time Dimensions

Christian Gerard, Christian D. Jäkel
March 26, 2004
thermal states, interacting models, low dimensional QFT
open access link Rev.Math.Phys. 17 (2005) 113-174

Thermal Quantum Fields with Spatially Cut-off Interactions in 1+1 Space-time Dimensions

Christian Gerard, Christian D. Jäkel
July 25, 2003
thermal quantum field theory, thermal states, interacting models, modular theory
open access link
J. Funct. Anal. 220, 157-213 (2005)

The Reeh-Schlieder property for ground states

Christian D. Jäkel
January 24, 2000
Reeh-Schlieder property, additivity
open access link Annalen Phys. 12 (2003) 289-299

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