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Title: QCD Sum Rules for Magnetically Induced Mixing between ηc and J/ψ

Journal Article · · Physical Review Letters
 [1];  [2];  [1];  [3];  [4]
  1. Yonsei Univ., Seoul, (Korea, Rep. of). Inst. of Physics and Applied Physics
  2. 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)
  3. Frankfurt Inst. for Advanced Studies (Germany); Univ. of Wroclaw (Poland). Inst. of Theoretcial Physics; Kyoto Univ. (Japan). Yukawa Inst. for Theoretical Phystics
  4. 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
Citation Metrics:
Cited by: 46 works
Citation information provided by
Web of Science

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Cited By (7)

Novel quantum phenomena induced by strong magnetic fields in heavy-ion collisions journal January 2017
Neutral and charged scalar mesons, pseudoscalar mesons, and diquarks in magnetic fields journal April 2018
Neutral meson properties in hot and magnetized quark matter: A new magnetic field independent regularization scheme applied to an NJL-type model journal March 2019
Charmonium decay widths in magnetized matter journal June 2019
$$J/\psi $$ and $$\eta _c$$ in asymmetric hot magnetized nuclear matter: a unified approach of Chiral SU(3) model and QCD sum rules journal May 2019
Hadronic Paschen-Back effect in P-wave charmonia under strong magnetic fields journal January 2019
Charmonium decay widths in magnetized matter preprint January 2018

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