Matches in SemOpenAlex for { <https://semopenalex.org/work/W3116342961> ?p ?o ?g. }
- W3116342961 abstract "A model for an expanding noncommutative acoustic fluid analogous to a Friedmann-Robertson-Walker geometry is derived. For this purpose, a noncommutative Abelian Higgs model is considered in a (3+1)-dimensional spacetime. In this scenario, we analyze the motion of test particles in this fluid. The study considers a scalar test particle coupled to a quantized fluctuating massless scalar field. For all cases studied, we find corrections due to the noncommutativity in the mean squared velocity of the particles. The nonzero velocity dispersion for particles that are free to move on geodesics disagrees with the null result found previously in the literature for expanding commutative fluid." @default.
- W3116342961 created "2021-01-05" @default.
- W3116342961 creator A5024029896 @default.
- W3116342961 creator A5051150026 @default.
- W3116342961 creator A5083844026 @default.
- W3116342961 creator A5088262361 @default.
- W3116342961 creator A5090153622 @default.
- W3116342961 date "2021-06-22" @default.
- W3116342961 modified "2023-10-17" @default.
- W3116342961 title "Stochastic motion in an expanding noncommutative fluid" @default.
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