SCOAP3 Repository 45 records found  1 - 10nextendSearch took 0.02 seconds. 
1. Analysis of the DD¯K System with QCD Sum Rules / Wang, Zhi-Gang ; Di, Zun-Yan
In this article, we construct the color singlet-singlet-singlet interpolating current with IJP=3/21- to study the DD¯K system through QCD sum rules approach. [...]
Published in Advances in High Energy Physics 2019 (2019) 8958079 10.1155/2019/8958079 arXiv:1901.05196
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2. Strong decays of the Y (4660) as a vector tetraquark state in solid quark-hadron duality / Wang, Zhi-Gang
In this article, we choose the [sc]P[s¯c¯]A-[sc]A[s¯c¯]P type tetraquark current to study the hadronic coupling constants in the strong decays Y(4660)→J/ψf0(980) , ηcϕ(1020) , χc0ϕ(1020) , DsD¯s , Ds∗D¯s∗ , DsD¯s∗ , Ds∗D¯s , ψ′π+π- , J/ψϕ(1020) with the QCD sum rules based on solid quark-hadron quality. [...]
Published in EPJC 79 (2019) 184 10.1140/epjc/s10052-019-6708-5
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3. Analysis of the mass and width of the X (4140) as axialvector tetraquark state / Wang, Zhi-Gang ; Di, Zun-Yan
In this article, we construct both the [sc]T[s¯c¯]A+[sc]A[s¯c¯]T type and [sc]T[s¯c¯]V-[sc]V[s¯c¯]T type axialvector currents with JPC=1++ to study the mass of the X (4140) with the QCD sum rules. [...]
Published in EPJC 79 (2019) 72 10.1140/epjc/s10052-019-6596-8
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4. Analysis of the vector tetraquark states with P-waves between the diquarks and antidiquarks via the QCD sum rules / Wang, Zhi-Gang
In this article, we introduce a P-wave between the diquark and antidiquark explicitly to construct the vector tetraquark currents, and study the vector tetraquark states with the QCD sum rules systematically, and obtain the lowest vector tetraquark masses up to now. [...]
Published in EPJC 79 (2019) 29 10.1140/epjc/s10052-019-6568-z
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5. Lowest vector tetraquark states: Y (4260 / 4220) or Zc(4100) / Wang, Zhi-Gang
In this article, we take the Y (4260 / 4220) as the vector tetraquark state with JPC=1-- , and construct the Cγ5⊗∂↔μ⊗γ5C type diquark-antidiquark current to study its mass and pole residue with the QCD sum rules in details by taking into account the vacuum condensates up to dimension 10 in a consistent way. [...]
Published in EPJC 78 (2018) 933 10.1140/epjc/s10052-018-6417-5
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6. Analysis of the Axialvector Doubly Heavy Tetraquark States with QCD Sum Rules / Wang, Zhi-Gang
In this article, we construct the axialvector-diquark--scalar-antidiquark-type currents to interpolate the axialvector doubly heavy tetraquark states, and study them with the QCD sum rules in details by carrying out the operator product expansion up to the vacuum condensates of dimension~10..
Published in Acta Physica Polonica B 49 (2018) 1781-1800 10.5506/APhysPolB.49.1781 arXiv:1708.04545
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7. Analysis of the doubly heavy baryon states and pentaquark states with QCD sum rules / Wang, Zhi-Gang
In this article, we study the doubly heavy baryon states and pentaquark states with the QCD sum rules by carrying out the operator product expansion up to the vacuum condensates of dimension 7 and 13 respectively in a consistent way. [...]
Published in EPJC 78 (2018) 826 10.1140/epjc/s10052-018-6300-4
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8. Vector tetraquark state candidates: Y (4260 / 4220), Y (4360 / 4320), Y (4390) and Y (4660 / 4630) / Wang, Zhi-Gang
In this article, we construct the C⊗γμC and Cγ5⊗γ5γμC type currents to interpolate the vector tetraquark states, then carry out the operator product expansion up to the vacuum condensates of dimension-10 in a consistent way, and obtain four QCD sum rules. [...]
Published in EPJC 78 (2018) 518 10.1140/epjc/s10052-018-5996-5
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9. Possible pentaquark candidates: new excited Ωc states / Wang, Zhi-Gang ; Zhang, Jun-Xia
In this article, we study the axialvector-diquark–scalar-diquark–antiquark type charmed pentaquark states with JP=32± with the QCD sum rules by carrying out the operator product expansion up to the vacuum condensates of dimension 13 in a consistent way. [...]
Published in EPJC 78 (2018) 503 10.1140/epjc/s10052-018-5989-4
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10. Analysis of the triply-charmed pentaquark states with QCD sum rules / Wang, Zhi-Gang
In this article, we construct the scalar-diquark–scalar-diquark–antiquark type current to study the ground state triply-charmed pentaquark states with the QCD sum rules. [...]
Published in EPJC 78 (2018) 300 10.1140/epjc/s10052-018-5786-0
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SCOAP3 Repository : 45 records found   1 - 10nextend
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