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hep-th2024
Some aspects of QFT in non-inertial frames
Enrique Álvarez, Jesús Anero
Some aspects of quantum field theory in a general (i.e. non inertial) frame of Minkowski spacetime are studied. Conditions for the presence of horizons as well as for the modificat…
hep-th2023
The origin of the cosmological constant
Enrique Álvarez, Jesús Anero, Irene Sánchez-Ruiz
It is well-known that in unimodular gravity the cosmological constant is not sourced by a constant energy density, but rather appears as some sort of integration constant. In this…