QCD Sum Rules for Magnetically Induced Mixing between ηc and J/ψ
Journal Article
·
· Physical Review Letters
- Yonsei Univ., Seoul, (Korea, Rep. of). Inst. of Physics and Applied Physics
- Yonsei Univ., Seoul, (Korea, Rep. of). Inst. of Physics and Applied Physics; RIKEN, Nishina Ceneter, Wako, Saitama (Japan); RIKEN BNL Research Center, Upton, NY (United States)
- Frankfurt Inst. for Advanced Studies (Germany); Univ. of Wroclaw (Poland). Inst. of Theoretcial Physics; Kyoto Univ. (Japan). Yukawa Inst. for Theoretical Phystics
- Yonsei Univ., Seoul, (Korea, Rep. of). Inst. of Physics and Applied Physics; IPNS, High Energy Accelerator Research Organization (KEK), Tsukuba, Ibaraki (Japan)
We investigate the properties of charmonia in strong magnetic fields by using QCD sum rules. We show how to implement the mixing effects between ηc and J/ψ on the basis of field-theoretical approaches, and then show that the sum rules are saturated by the mixing effects with phenomenologically determined parameters. Consequently, we find that the mixing effects are the dominant contribution to the mass shifts of the static charmonia in strong magnetic fields.
- Research Organization:
- Brookhaven National Lab. (BNL), Upton, NY (United States). RIKEN Research Center
- Sponsoring Organization:
- USDOE Office of Science (SC)
- Grant/Contract Number:
- DE-AC02-98CH10886
- OSTI ID:
- 1165730
- Report Number(s):
- BNL-107167-2014-JA; R&D Project: PO-3; TRN: US1600758
- Journal Information:
- Physical Review Letters, Vol. 113, Issue 17; ISSN 0031-9007
- Publisher:
- American Physical Society (APS)Copyright Statement
- Country of Publication:
- United States
- Language:
- English
Cited by: 46 works
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