A Matter-Wave Quantum Superposition of Inertial and Constant Acceleration Motions

Fuente: arXiv
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Autore principale: Vedral, Vlatko
Natura: Preprint
Pubblicazione: 2025
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author Vedral, Vlatko
author_facet Vedral, Vlatko
contents We present three different methods of calculating the non-relativistic dynamics of a quantum matter-wave evolving in a superposition of the inertial and accelerated motions. The relative phase between the two, which is classically unobservable as it is a gauge transformation, can be detected in a matter-wave interference experiment. The first method is the most straightforward and it represents the evolution as an exponential of the Hamiltonian. Based on the Heisenberg picture, the second method is insightful because it gives us extra insight into the independence of the wave-packet spreading of the magnitude of acceleration. Also, it demonstrates that the Heisenberg picture is perfectly suited to capturing all aspects of quantum interference. The final method shows the consistency with the full relativistic treatment and we use it to make a point regarding the equivalence principle.
format Preprint
id arxiv_https___arxiv_org_abs_2502_16716
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A Matter-Wave Quantum Superposition of Inertial and Constant Acceleration Motions
Vedral, Vlatko
Quantum Physics
We present three different methods of calculating the non-relativistic dynamics of a quantum matter-wave evolving in a superposition of the inertial and accelerated motions. The relative phase between the two, which is classically unobservable as it is a gauge transformation, can be detected in a matter-wave interference experiment. The first method is the most straightforward and it represents the evolution as an exponential of the Hamiltonian. Based on the Heisenberg picture, the second method is insightful because it gives us extra insight into the independence of the wave-packet spreading of the magnitude of acceleration. Also, it demonstrates that the Heisenberg picture is perfectly suited to capturing all aspects of quantum interference. The final method shows the consistency with the full relativistic treatment and we use it to make a point regarding the equivalence principle.
title A Matter-Wave Quantum Superposition of Inertial and Constant Acceleration Motions
topic Quantum Physics
url https://arxiv.org/abs/2502.16716