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Observation of New Ω 0 cStates Decaying to the Ξc plus K- Final State

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成果类型:
期刊论文
作者:
Aaij, R.;Abdelmotteleb, A. S. W.;Beteta, C. Abellan;Abudinen, F.;Ackernley, T.;...
通讯作者:
Aaij, R
作者机构:
[Ketel, T.; Tuning, N.; Usachov, A.; Lukashenko, V.; Galati, M. D.; Heijhoff, K.; Veronesi, M.; Akiba, K.; Aaij, R.; Aaij, R; Snoch, A.; Biolchini, A.; Jans, E.; Greeven, L. M.; Geertsema, R. E.; Pellegrino, A.; Gabriel, E.; Merk, M.; van Veghel, M.; Butter, J. S.; Koppenburg, P.; Soares, M. Senghi; Klaver, S.; Gras, C. Sanchez; Raven, G.; Sole, S. Ferreres; Kostiuk, I.; Schubiger, M.; Hulsbergen, W.] Nikhef Natl Inst Subat Phys, Amsterdam, Netherlands.
[Baptista de Souza Leite, J.; De Freitas Carneiro Da Graca, U.; Massafferri, A.; Cruz Torres, M.; De Miranda, J. M.; Falcao, L. N.; Bediaga, I. B.; Gomes, A.; Torres Machado, D.; dos Reis, A. C.] Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil.
[Lopes, J. H.; Polycarpo, E.; Souza De Paula, B.; Souza De Almeida, F. L.; Gandelman, M.; Rangel, M. S.; Ferreira Rodrigues, F.; Hicheur, A.; Otalora Goicochea, J. M.; Gomes, A.; De Paula, L.; Nasteva, I.; Amato, S.; Meyer Garcia, L.] Univ Fed Rio de Janeiro, Rio De Janeiro, Brazil.
[Wang, Z.; Qu, S.; Qin, N.; Ren, Z.; Xu, L.; Tou, D. Y.; Wang, J.; Li, A.; Hu, X.; Tan, Y.; Gu, C.; Gong, G.; Kang, Y.; Qi, H. R.; Zhu, X.; Luo, Y.; Yang, D.; Mu, H.; Zeng, M.; Dong, C.; Zhang, L.] Tsinghua Univ, Ctr High Energy Phys, Beijing, Peoples R China.
[Lu, Y.; Li, Y.; Sheng, S.; Li, T.; Wang, J.; Chen, S.; Tobin, M.; Miao, D.; Jiang, X.; Batsukh, B.; Zou, Q.; Liu, S.] Inst High Energy Phys IHEP, Beijing, Peoples R China.
通讯机构:
[Aaij, R ] N
Nikhef Natl Inst Subat Phys, Amsterdam, Netherlands.
语种:
英文
期刊:
PHYSICAL REVIEW LETTERS
ISSN:
0031-9007
年:
2023
卷:
131
期:
13
页码:
131902
基金类别:
CERN; CAPES; CNPq; FAPERJ; FINEP (Brazil); MOST; NSFC (China); CNRS/IN2P3 (France); BMBF; DFG; MPG (Germany); INFN (Italy); NWO (Netherlands); MNiSW; NCN (Poland); MEN/IFA (Romania); MICINN (Spain); SNSF; SER (Switzerland); NASU (Ukraine); STFC (United Kingdom); DOE NP; NSF (USA); ARC; ARDC (Australia); Minciencias (Colombia); AvH Foundation (Germany); EPLANET; Marie Sklodowska-Curie Actions; ERC (European Union); A*MIDEX; ANR; IPhU; Labex P2IO; Region Auvergne-Rhpne-Alpes (France); Key Research Program of Frontier Sciences of CAS; CAS PIFI; CAS CCEPP; Fundamental Research Funds for the Central Universities; Sci. & Tech. Program of Guangzhou (China); GVA; GENCAT; Prog. Atraccion Talento; CM (Spain); Leverhulme Trust; Royal Society; UKRI (United Kingdom)
机构署名:
本校为其他机构
院系归属:
物理科学与技术学院
摘要:
Two new excited states, Ω_{c}(3185)^{0} and Ω_{c}(3327)^{0}, are observed in the Ξ_{c}^{+}K^{-} invariant-mass spectrum using proton-proton collision data collected by the LHCb experiment, corresponding to an integrated luminosity of 9  fb^{-1}. Five previously observed excited Ω_{c}^{0} states are confirmed, namely Ω_{c}(3000)^{0}, Ω_{c}(3050)^{0}, Ω_{c}(3065)^{0}, Ω_{c}(3090)^{0}, and Ω_{c}(3119)^{0}. The masses and widths of these seven sta...

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