Remnants of the nonrelativistic Casimir effect on the lattice

The Casimir effect is a fundamental quantum phenomenon induced by the zero-point energy for a quantum field. It is well known for relativistic fields with a linear dispersion relation, while its existence or absence for nonrelativistic fields with a quadratic dispersion is an unsettled question. Her...

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Bibliographic Details
Published in:Physical Review Research
Main Authors: Katsumasa Nakayama, Kei Suzuki
Format: Article
Language:English
Published: American Physical Society 2023-06-01
Online Access:http://doi.org/10.1103/PhysRevResearch.5.L022054