hidden-charm pentaquarks;
Gursey-Radicati mass formula;
magnetic moments;
bottom baryon decay channels;
D O I:
10.1088/1361-6471/ad1eb8
中图分类号:
O57 [原子核物理学、高能物理学];
学科分类号:
070202 ;
摘要:
In this work, the multiquark approach is used to analyze the spectroscopy of hidden-charm pentaquark states, motivated by recent discoveries at the LHCb collaboration. Using the SU(3) flavor representation, pentaquarks having J P = 5/2- are arranged into 10 (decuplet) of the SU(3) flavor multiplets. The masses of pentaquarks are calculated using the extension of the Gursey-Radicati mass formula and the effective mass scheme. Also, we calculated the magnetic moments of the hidden-charm pentaquarks using the effective mass and shielded charge technique. Further, we suggested the possible production modes for J P = 5/2- pentaquarks from the decay of bottom baryons, which consist of pentaquark states as intermediate states. Our results for masses demonstrate reasonable agreement with the available data and our analysis for both masses and magnetic moments may be useful for future experimental studies.
机构:
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Inst Modern Phys CAS, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Chen, Rui
Liu, Xiang
论文数: 0引用数: 0
h-index: 0
机构:
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Inst Modern Phys CAS, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Liu, Xiang
Li, Xue-Qian
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Sch Phys, Tianjin 300071, Peoples R ChinaLanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Li, Xue-Qian
Zhu, Shi-Lin
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R ChinaLanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R ChinaPeking Univ, Sch Phys, Beijing 100871, Peoples R China
Weng, Xin-Zhen
Chen, Xiao-Lin
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R ChinaPeking Univ, Sch Phys, Beijing 100871, Peoples R China
Chen, Xiao-Lin
Deng, Wei-Zhen
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R ChinaPeking Univ, Sch Phys, Beijing 100871, Peoples R China
Deng, Wei-Zhen
Zhu, Shi-Lin
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R China
Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R ChinaPeking Univ, Sch Phys, Beijing 100871, Peoples R China
机构:
Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Wang, Fu-Lai
Chen, Rui
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R ChinaLanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Chen, Rui
Liu, Xiang
论文数: 0引用数: 0
h-index: 0
机构:
Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China
Lanzhou Univ, Lanzhou Ctr Theoret Phys, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
机构:
Beihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
Beihang Univ, Int Res Ctr Nuclei & Particles Cosmos, Beijing 100191, Peoples R ChinaBeihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
Chen, Hua-Xing
Chen, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Univ Saskatchewan, Dept Phys & Engn Phys, Saskatoon, SK S7N 5E2, CanadaBeihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
Chen, Wei
Liu, Xiang
论文数: 0引用数: 0
h-index: 0
机构:
Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Inst Modern Phys CAS, Lanzhou 730000, Peoples R ChinaBeihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
Liu, Xiang
Steele, T. G.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Saskatchewan, Dept Phys & Engn Phys, Saskatoon, SK S7N 5E2, CanadaBeihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
Steele, T. G.
Zhu, Shi-Lin
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R ChinaBeihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
机构:
Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Chen, Rui
Liu, Xiang
论文数: 0引用数: 0
h-index: 0
机构:
Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Liu, Xiang
Zhu, Shi-Lin
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R ChinaLanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
机构:
Beihang Univ, Sch Phys, Beijing 100191, Peoples R China
Beihang Univ, Beijing Key Lab Adv Nucl Mat & Phys, Beijing 100191, Peoples R ChinaBeihang Univ, Sch Phys, Beijing 100191, Peoples R China
Chen, Hua-Xing
Cui, Er-Liang
论文数: 0引用数: 0
h-index: 0
机构:
Beihang Univ, Sch Phys, Beijing 100191, Peoples R China
Beihang Univ, Beijing Key Lab Adv Nucl Mat & Phys, Beijing 100191, Peoples R ChinaBeihang Univ, Sch Phys, Beijing 100191, Peoples R China
Cui, Er-Liang
Chen, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Univ Saskatchewan, Dept Phys & Engn Phys, Saskatoon, SK S7N 5E2, CanadaBeihang Univ, Sch Phys, Beijing 100191, Peoples R China
Chen, Wei
Liu, Xiang
论文数: 0引用数: 0
h-index: 0
机构:
Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R ChinaBeihang Univ, Sch Phys, Beijing 100191, Peoples R China
Liu, Xiang
Steele, T. G.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Saskatchewan, Dept Phys & Engn Phys, Saskatoon, SK S7N 5E2, CanadaBeihang Univ, Sch Phys, Beijing 100191, Peoples R China
Steele, T. G.
Zhu, Shi-Lin
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Phys, Beijing 100871, Peoples R China
Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R ChinaBeihang Univ, Sch Phys, Beijing 100191, Peoples R China
机构:
Zhejiang Normal Univ, Dept Phys, Jinhua 321004, Peoples R ChinaZhejiang Normal Univ, Dept Phys, Jinhua 321004, Peoples R China
Yang, Gang
Ping, Jialun
论文数: 0引用数: 0
h-index: 0
机构:
Nanjing Normal Univ, Dept Phys, Nanjing 210023, Peoples R China
Nanjing Normal Univ, Jiangsu Key Lab Numer Simulat Large Scale Complex, Nanjing 210023, Peoples R ChinaZhejiang Normal Univ, Dept Phys, Jinhua 321004, Peoples R China
Ping, Jialun
Segovia, Jorge
论文数: 0引用数: 0
h-index: 0
机构:
Univ Pablo Olavide, Dept Sistemas Fis Quim & Nat, E-41013 Seville, SpainZhejiang Normal Univ, Dept Phys, Jinhua 321004, Peoples R China