Local Quantum Physics Crossroads

Paracausal deformations of Lorentzian metrics and Møller isomorphisms in algebraic quantum field theory

Valter Moretti, Simone Murro, Daniele Volpe

September 14, 2021

paracausal deformation, convex interpolation, Cauchy problem, Møller operators, normally hyperbolic operators, algebraic quantum field theory, Hadamard states, globally hyper- bolic manifolds

open access link Sel. Math. New Ser. 29, 56 (2023) https://link.springer.com/article/10.1007/s00029-023-00860-z

On the global Hadamard condition in QFT and the signed squared geodesic distance defined in domains larger than convex normal neighborhoods

Valter Moretti

July 10, 2021

Hadamard sates, global Hadamard parametrix, signed geodesical distance

open access link Letters in Mathematical Physics (2021) 111:130 article file

The classical limit of Schrödinger operators in the framework of Berezin quantization and spontaneous symmetry breaking as emergent phenomenon

Valter Moretti, Christiaan J. F. van de Ven

March 22, 2021

Strict quantization deformation, Spontaneous Symmetry Breacking

open access link Int. J. Geom Methods in Mathematical Physics