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Influence of vector interactions on the favored shape of inhomogeneous chiral condensates

Carignano, Stefano ; Schramm, Marco ; Buballa, Michael (2022)
Influence of vector interactions on the favored shape of inhomogeneous chiral condensates.
In: Physical Review D, 2018, 98 (1)
doi: 10.26083/tuprints-00012797
Article, Secondary publication, Publisher's Version

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Item Type: Article
Type of entry: Secondary publication
Title: Influence of vector interactions on the favored shape of inhomogeneous chiral condensates
Language: English
Date: 2022
Place of Publication: Darmstadt
Year of primary publication: 2018
Publisher: American Physical Society
Journal or Publication Title: Physical Review D
Volume of the journal: 98
Issue Number: 1
Collation: 9 Seiten
DOI: 10.26083/tuprints-00012797
Corresponding Links:
Origin: Secondary publication
Abstract:

We update a previous study of the effects of vector interactions in the Nambu–Jona-Lasinio model on the formation of inhomogeneous chiral symmetry breaking condensates. In particular, by properly considering a spatially modulated vector mean field associated with the quark number density of the system we show that, as the value of the vector coupling increases, a chiral density wave modulation can become thermodynamically favored over a real sinusoidal modulation. This behavior is found both via a GinzburgLandau analysis close to the Lifshitz point, as well as with a full numerical diagonalization of the meanfield Dirac Hamiltonian at vanishing temperature.

Status: Publisher's Version
URN: urn:nbn:de:tuda-tuprints-127973
Classification DDC: 500 Science and mathematics > 530 Physics
Divisions: 05 Department of Physics > Institute of Nuclear Physics
Date Deposited: 11 Mar 2022 13:16
Last Modified: 23 Feb 2023 06:55
URI: https://tuprints.ulb.tu-darmstadt.de/id/eprint/12797
PPN: 505220393
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