Janik Kruse Adam Mickiewicz University in Poznań https://kruse.faculty.wmi.amu.edu.pl/ Papers Mourre theory and spectral analysis of energy-momentum operators in relativistic quantum field theory Janik Kruse April 08, 2024 spectral theory, Mourre's conjugate operator method, absence of singular continuous spectrum, representations of the Poincaré group open access link Lett. Math. Phys. 114, 106 (2024) 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)