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ANOMALOUS CHIRAL SYMMETRY BREAKING ABOVE THE QCD PHASE TRANSITION

Publication ,  Journal Article
Chandrasekharan, S; Chen, D; Christ, N; Lee, W; Mawhinney, R; Vranas, P
Published in: Phys. Rev. Lett.
1999

We study the anomalous breaking of U_A(1) symmetry just above the QCD phase transition for zero and two flavors of quarks, using a staggered fermion, lattice discretization. The properties of the QCD phase transition are expected to depend on the degree of U_A(1) symmetry breaking in the transition region. For the physical case of two flavors, we carry out extensive simulations on a 16^3 x 4 lattice, measuring a difference in susceptibilities which is sensitive to U_A(1) symmetry and which avoids many of the staggered fermion discretization difficulties. The results suggest that anomalous effects are at or below the 15% level.

Duke Scholars

Published In

Phys. Rev. Lett.

Publication Date

1999

Volume

82

Start / End Page

2463 / 2466

Related Subject Headings

  • General Physics
  • 51 Physical sciences
  • 49 Mathematical sciences
  • 40 Engineering
  • 09 Engineering
  • 02 Physical Sciences
  • 01 Mathematical Sciences
 

Citation

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Chandrasekharan, S., Chen, D., Christ, N., Lee, W., Mawhinney, R., & Vranas, P. (1999). ANOMALOUS CHIRAL SYMMETRY BREAKING ABOVE THE QCD PHASE TRANSITION. Phys. Rev. Lett., 82, 2463–2466.
Chandrasekharan, S., D. Chen, N. Christ, W. Lee, R. Mawhinney, and P. Vranas. “ANOMALOUS CHIRAL SYMMETRY BREAKING ABOVE THE QCD PHASE TRANSITION.” Phys. Rev. Lett. 82 (1999): 2463–66.
Chandrasekharan S, Chen D, Christ N, Lee W, Mawhinney R, Vranas P. ANOMALOUS CHIRAL SYMMETRY BREAKING ABOVE THE QCD PHASE TRANSITION. Phys Rev Lett. 1999;82:2463–6.
Chandrasekharan, S., et al. “ANOMALOUS CHIRAL SYMMETRY BREAKING ABOVE THE QCD PHASE TRANSITION.” Phys. Rev. Lett., vol. 82, 1999, pp. 2463–66.
Chandrasekharan S, Chen D, Christ N, Lee W, Mawhinney R, Vranas P. ANOMALOUS CHIRAL SYMMETRY BREAKING ABOVE THE QCD PHASE TRANSITION. Phys Rev Lett. 1999;82:2463–2466.

Published In

Phys. Rev. Lett.

Publication Date

1999

Volume

82

Start / End Page

2463 / 2466

Related Subject Headings

  • General Physics
  • 51 Physical sciences
  • 49 Mathematical sciences
  • 40 Engineering
  • 09 Engineering
  • 02 Physical Sciences
  • 01 Mathematical Sciences