Study of phases in a holographic QCD model
Witten–Sakai–Sugimoto model is used to study Yang–Mills theory with flavors and large number of colors at finite temperature and in the presence of chemical potential for baryon number and isospin. Sources for U ( 1 ) B and U ( 1 ) 3 gauge fields on the flavor 8-branes are D4-branes wrapped on S 4 p...
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| Published in | International journal of modern physics. A, Particles and fields, gravitation, cosmology Vol. 36; no. 29 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | English |
| Published |
Singapore
World Scientific Publishing Company
20.10.2021
World Scientific Publishing Co. Pte., Ltd |
| Subjects | |
| Online Access | Get full text |
| ISSN | 0217-751X 1793-656X |
| DOI | 10.1142/S0217751X21502134 |
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| Summary: | Witten–Sakai–Sugimoto model is used to study Yang–Mills theory with flavors and large number of colors at finite temperature and in the presence of chemical potential for baryon number and isospin. Sources for
U
(
1
)
B
and
U
(
1
)
3
gauge fields on the flavor 8-branes are D4-branes wrapped on
S
4
part of the background. Here, gauge symmetry on the flavor branes has been decomposed as
U
(
2
)
≡
U
(
1
)
B
×
S
U
(
2
)
and
U
(
1
)
3
is within
S
U
(
2
)
and generated by the diagonal generator. We show various brane configurations, along with the phases in the boundary theory they correspond to, and explore the possibility of phase transition between various pairs of phases. |
|---|---|
| Bibliography: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 14 |
| ISSN: | 0217-751X 1793-656X |
| DOI: | 10.1142/S0217751X21502134 |