Measurement of the Born cross section for $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ at $$ \sqrt{s}=3.5\hbox{--} 4.9 $$ GeV

A bstract Using e + e − collision data corresponding to a total integrated luminosity of 20 fb − 1 collected with the BESIII detector at the BEPCII collider, we present a measurement of the Born cross section for the process $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:mo>→</mml:mo> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Ξ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>+</mml:mo> </mml:msup> </mml:math> at 39 center-of-mass energies between 3.5 and 4.9 GeV with a partial reconstruction technique. By performing a fit to the dressed cross section of $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:mo>→</mml:mo> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Ξ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>+</mml:mo> </mml:msup> </mml:math> with a power law function for continuum production and one resonance at a time for the ψ (3770), ψ (4040), ψ (4160), ψ (4230), ψ (4360), ψ (4415) or ψ (4660), respectively, the upper limits for the product of partial electronic width and branching fraction into the final state $$ p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Ξ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>+</mml:mo> </mml:msup> </mml:math> for these resonances are determined at the 90% confidence level.

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Journal
Journal of High Energy Physics
Published
2025-11-19
DOI
https://doi.org/10.1007/jhep11(2025)111
Primary Topic
High-Energy Particle Collisions Research
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article
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article

Measurement of the Born cross section for $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ at $$ \sqrt{s}=3.5\hbox{--} 4.9 $$ GeV

A. Dbeyssi, H. M. Liu, K. Sun, Z. W. Ge et al.
Journal of High Energy Physics
High-Energy Particle Collisions Research
article

Measurement of the Born cross section for $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ at $$ \sqrt{s}=3.5\hbox{--} 4.9 $$ GeV

A. Dbeyssi, H. M. Liu, K. Sun, Z. W. Ge, G. Chen, J. Y. Zhou, K. Y. Shan, Zhe Ning, G. S. Huang, Y. K. Heng, J. Yu, Yuzhi Che, A. Kupść, G. B. Sun, H. L., X. L. Ji, Y. Schelhaas, T. Liu, Y. S. Huang, J. L. Qin, L. Yan, S. Wang, J. Dong, J. Y. Zhao, Hongyu Zhang, H. X. Yang, Tao Yu, V. Khachatryan, C. Z. Yuan, Quan Ji, C. Li, S. X. Li, Hao Liu, J. L. Shi, K. Wang, Y. P. Pei, R. Q., M. Y. Dong, H. R. Wei, X. M. Zhang, W. C. Yan, M. G. Zhao, J. Libby, S. Marcello, M. Wang, P. C. Jiang, M. Maggiora, X. R. Zheng, W. Gradl, Y. T. Feng, F. Hanisch, Z. L. Zhang, J. J. Fan, J. P. Zheng, Yaqian Wang, K. Liu, Rongjie Yang, X. Y. Liu, W. J. Zheng, A. Calcaterra, H. B. Jiang, K. J. Zhu, S. Qian, Z. X. Zhang, F. C., S. Kabana, Y. B. Liu, T. Y. Li, D. M. Li, Yuanbo Chen, Z. L. Wang, X. F. Wang, G. Y. Tang, R. Li, Y. Y. Ji, W. M. Song, X. L. Kang, X. Q. Yuan, J. J. Liu, M. Kavatsyuk, H. L. Yang, Y. Zeng, J. B. Jiao, Y. D. Wang, T. Holtmann, S. L. Chen, P. Egorov, Z. H. Qu, A. Bortone, L. Q. Huang, Y. Sun, C. Y. Guan, Tianyu Xing, T. J. Wang, N. Zhao, I. Denisenko, Z. K. Chen, Z. Y. Wang, Y. Raghu Reddy, F. Weidner, D. H. Zhang, F. M. Melendi, Y. J. Wu, Z. J. Ye, X. L. Li, C. Geng, X. Q. Hao, Jingshu Li, X. J. Wang, W. Z. Zhu, X. Zeng, D. X. Lin, Y. W. Fu, X. C. Lou, H. Y. Xu, J. G. Messchendorp, L. Xia, Y. Q. Chen, Jialun Ping, P. C. Hong, H. Liu, M. H. Ye, S. Malde, Zhuojun Chen, S. Y. Shi, J. Muskalla, A. Zhemchugov, M. H. Cai, K. Begzsuren, L. J. Li, Zian Zhu, Y. Liu, F. De Mori, J. X. Teng, N. Huesken, N. Zhang, G. Y. Zhang, G. Y. Xiao, R. Aliberti, A. Khoukaz, B. Liu, L. Q. Lin, Liangliang Wang, X. Y. Chen, T. Chen, Z. L. Hou, Q. Hu, T. Luo, B. X. Zhang, H. R. Qi, W. Xu, X. K. Liu, A. Gilman, M. L. Chen, Q. X. Li, C. Zhong, X. H. Li, Cong Wang, N. Salone, L. Y. Tao, I. Boyko, M. Ye, M. Greco, P. Liu, Jianbei Liu, X. Z. Li, K. J. Xie, V. Batozskaya, X. R. Zhou, M. Lellmann, R. Farinelli, Z. H. Duan, T. Z. Song, Y. H. Fan, A. Sarantsev, M. R. Li, C. Herold, O. Bakina, J. J. Tang, M. Tat, X. Wang, F. A. Harris, J. H. Yang, Y. Q. Wang, J. F. Hu, B. X. Liu, Y. H. Lyu, T. J. Zhu, G. Cibinetto, Yanping Huang, Hai-Bo Li, I. Mackay, J. D. Gong, M. Fritsch, S. J. Chen, Y. Wang, M. Rolo, Meng Wang, S. Garbolino, E. Gersabeck, Y. J. Zeng, Xiang Ma, P. B. Qin, Z. Y. Li, Changhua Xu, M. Ablikim, X. N. Wang, Y. N. Wang, Y. R. Hou, T. Sun, W. P. Wang, F. E. Maas, Q. Ouyang, Zh. Zh. Zhang, M. Scodeggio, X. T. Chen, M. H. Li, Y. J. Mao, Z. H. Zhang, Chuangjie Xu, Y. H. Meng, Teng Li, Z. J. Li, X. Y. Li, Y. C. Xu, S.-K. Choi, M. Kuessner, Y. F. Lyu, X. Y. Ma, Y. Ban, Z. D. Liu, C. Q. Feng, Z. Jiao, B. Zheng, L. Fava, I. Garzia, Danli Jiang, A. M. Marshall, Q. Zhang, J. X. Zhang, Xurong Chen, Y. T. Zhang, S. L. Olsen, X. Y. Zhou, Y. M. Zhang, H. H. Zhang, C. H. Heinz, Zhengde Zhang, F. H. Heinsius, X. Y Zhang, Wei Wang, W. K. Liu, K. Götzen, Huaqiao Zhang, J. R. Li, W. D. Li, W. D. Zhu, X. J. Peng, Z. Zhao, X. B. Gao, S. L. Hu, Shujun Zhao, C. P. Shen, F. Stieler, Q. P. 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L. Xu, Ming Guo, J. Zhu, Chunxu Yu, Y. Zheng, J. Y. Tian, Y. L. Zhao, C. C. Lin, B. Kopf, Y. Fang, H. S. Chen, K. Li, L.L. Ma, Zhenan Liu, X. H. Wu, Z. P. Mao, Z. T. Sun, W. Kühn, Jinlong Zhang, T. D. Xu, S. Pacetti, I. Uman, J. P. Dai, Z. S. Xu, Huihui Liu, N. W. Wang, X. R. Lyu, T. J. Min, L. Zhang, S. Zhou, Angelo Rivetti, Qingjun Xu, Y. J. Song, J. J. Qin, Lei Zhang, N. Berger, M. Bertani, Jin Zhang, S. C. Yuan, Y. Xie, S. P. Wen, Y. Yuan, K. L. He, P. Yepes, H. Zhang, T. Ma, J. F. Qiu, L. Feng, W. Ji, X. Zhuang, Y. Z. Yang, J. H. Rademacker, H. Ma, S. Sosio, C. Wang, Y. Gao, Y. Bai, S. Su, Navneet Kumar, X. Chu, Y. Ding, Dmitri Dedovich, N. Yu. Muchnoi, W. B. Qian, Selim Çetin, G. Wilkinson, L. Q. Qin, X. L. Wang, J. F. Wu, H. J. Yang, Z. Jiao, P. Huang, Qichun Feng, K. Peters, Hui Li, M. Xu, L. S. Nie, W. D. Niu, Z. J. Shang, Y. R. Wen, C. Q. Deng, Fang Liu, J. Fang, H. Liang, J. L., G. F. Fan, J. H. Qiao, J. R. Luo, D. H. Wei, S. M. Wu, K. Zhu, S. S. Fang, H. Shi, B. Zhong, M. 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article en

Abstract

A bstract Using e + e − collision data corresponding to a total integrated luminosity of 20 fb − 1 collected with the BESIII detector at the BEPCII collider, we present a measurement of the Born cross section for the process $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:mo>→</mml:mo> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Ξ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>+</mml:mo> </mml:msup> </mml:math> at 39 center-of-mass energies between 3.5 and 4.9 GeV with a partial reconstruction technique. By performing a fit to the dressed cross section of $$ {e}^{+}{e}^{-}\to p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mi>e</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:mo>→</mml:mo> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Ξ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>+</mml:mo> </mml:msup> </mml:math> with a power law function for continuum production and one resonance at a time for the ψ (3770), ψ (4040), ψ (4160), ψ (4230), ψ (4360), ψ (4415) or ψ (4660), respectively, the upper limits for the product of partial electronic width and branching fraction into the final state $$ p{K}^{-}{K}^{-}{\overline{\Xi}}^{+} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mi>K</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Ξ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>+</mml:mo> </mml:msup> </mml:math> for these resonances are determined at the 90% confidence level.

Journal of High Energy PhysicsVol. 2025(11)
Goethe University Frankfurt (DE), University of Science and Technology Liaoning (CN), Liaoning University (CN), Università degli Studi del Piemonte Orientale “Amedeo Avogadro” (IT), Uppsala University (SE), University of Science and Technology of China (CN), University of Hawaii System (US), Institute of Business Administration Karachi (PK), Mongolian Academy of Sciences (MN), Central South University (CN), Guangxi University (CN), Nanjing Normal University (CN), Liaoning Normal University (CN), North China Electric Power University (CN), Moscow Institute of Physics and Technology (RU), Shandong University (CN), Sun Yat-sen University (CN), COMSATS University Islamabad (PK), Hangzhou Normal University (CN), Hunan University (CN), Henan University of Science and Technology (CN), University of Groningen (NL), GSI Helmholtz Centre for Heavy Ion Research (DE), University of the Punjab (PK), Hunan Normal University (CN), Henan University (CN), Shanxi University (CN), Shanghai Jiao Tong University (CN), Yantai University (CN), University of Tarapacá (CL), Guangxi University of Science and Technology (CN), South China Normal University (CN), Novosibirsk State University (RU), Yunnan University (CN), Jilin University (CN), Johannes Gutenberg University Mainz (DE), Justus-Liebig-Universität Gießen (DE), University of Ferrara (IT), Qufu Normal University (CN), Peking University (CN), Nankai University (CN), University of Münster (DE), Sichuan University (CN), Indian Institute of Technology Madras (IN), Fudan University (CN), Inner Mongolia University (CN), University of Perugia (IT), Kurchatov Institute (RU), Shandong Normal University (CN), University of Manchester (GB), Guangxi Normal University (CN), Center for Theoretical Physics (PL), China University of Geosciences (CN), Huangshan University (CN), Joint Institute for Nuclear Research (RU), University of Jinan (CN), Henan University of Technology (CN), University of Bristol (GB), Wuhan University (CN), Zhengzhou University (CN), Soochow University (CN), University of Oxford (GB), Central China Normal University (CN), National Centre for Nuclear Research (PL), Institute of Particle Physics (CA), Istituto Nazionale di Fisica Nucleare, Sezione di Ferrara (IT), Helmholtz Institute Mainz (DE), Indiana University Bloomington (US), Istinye University (TR), Siberian Branch of the Russian Academy of Sciences (RU), Institute of Modern Physics (CN), Institute of Nuclear and Particle Physics (GR), Jilin Medical University (CN), Institute of High Energy Physics (CN), Shanxi University of Traditional Chinese Medicine (CN), Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Frascati (IT), Piedmont University (US), Bristol Robotics Laboratory (GB), Istituto Nazionale di Fisica Nucleare, Sezione di Perugia (IT), University of Chinese Academy of Sciences (CN), Hebei University (CN), Budker Institute of Nuclear Physics (RU), École Polytechnique Fédérale de Lausanne (CH), China Center of Advanced Science and Technology (CN), University of Turin (IT), Indiana University (US), Chung-Ang University (KR), Near East University (CY), Carnegie Mellon University (US), Henan Normal University (CN), Zhejiang University (CN), Lanzhou University (CN), Southeast University (CN), Renmin University of China (CN), Suranaree University of Technology (TH), Beihang University (CN), Nanjing University (CN), Ruhr University Bochum (DE), University of South China (CN), Shanxi Normal University (CN), Tsinghua University (CN)
Strong, National Research Foundation, Deutsche Forschungsgemeinschaft, National Natural Science Foundation of China, Chinese Academy of Sciences, National Research Foundation of Korea, Knut och Alice Wallenbergs Stiftelse, Natural Science Foundation of Gansu Province, Istituto Nazionale di Fisica Nucleare, CAS Center for Excellence in Particle Physics, Shanghai Key Laboratory for Particle Physics and Cosmology, Institute of High Energy Physics, Fundamental Research Funds for the Central Universities, Overseas Expertise Introduction Center for Discipline Innovation of Food Nutrition and Human Health (111 Center)
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