Charmonium at high temperature in two-flavor QCD

Aarts, Gert and Allton, Chris and Oktay, Mehmet Buğrahan and Peardon, Mike and Skullerud, Jon-Ivar (2007) Charmonium at high temperature in two-flavor QCD. Physical Review D, 76 (094513). pp. 1-11. ISSN 1550-7998

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We compute charmonium spectral functions in 2-flavor QCD on anisotropic lattices using the maximum entropy method. Our results suggest that the S-waves (Jψ and nc) survive up to temperatures close to 2Tc, while the P-waves (χc0 and χc1) melt away below 1:2Tc.

Item Type: Article
Additional Information: We thank Justin Foley for assistance with the MEM code. This work was supported by the IITAC project, funded by the Irish Higher Education Authority under PRTLI cycle 3 of the National Development Plan and funded by IRCSET No. SC/03/393Y, SFI Grants No. 04/ BRG/P0266 and No. 04/BRG/P0275. G.A. was supported by PPARC. We are grateful to the Trinity Centre for High- Performance Computing for their support.
Keywords: Charmonium; two-flavor QCD;
Academic Unit: Faculty of Science and Engineering > Mathematical Physics
Item ID: 2613
Identification Number: DOI: 10.1103/PhysRevD.76.094513
Depositing User: Dr. Jonivar Skullerud
Date Deposited: 14 Jul 2011 09:59
Journal or Publication Title: Physical Review D
Publisher: American Physical Society
Refereed: Yes
Funders: Irish Higher Education Authority, PPARC

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