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Abstract:
The contributions from the three-gluon condensates to the finite temperature QCD sum rule for the ρ-meson are calculated, and then the dependence of the properties of the ρ-meson upon temperature is investigated in a string model of condensates. Our results show that the parameters characterizing the properties of the ρ-meson change noticeably When the temperature closes to the critical temperature of the condensates, and if the critical temperatures of condensates are the same.
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[1] |
Ulaş Özdem
. Unveiling the electromagnetic structure and intrinsic dynamics of spin-$ \bf{3/2}$ hidden-charm pentaquarks: A comprehensive QCD analysis. Chinese Physics C,
2025, 49(10): 103106.
doi: 10.1088/1674-1137/ade95a
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[2] |
Tao Hong
, Xiao-Song Yang
, Zhi-Gang Wang
. Two-body strong decays of the hidden-charm tetraquark molecular states via QCD sum rules. Chinese Physics C,
2025, 49(10): 103104.
doi: 10.1088/1674-1137/add912
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[3] |
Yu Hong
, Shen Qixing
, Zhang Lin
. Angular Distribution of Process e+e-→τ+τ-,τ-→a1υτ,a1→ρπ and Characteristics of a1 Meson. Chinese Physics C,
1994, 18(7): 583-590. |
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