Measurement of Σ+ transverse polarization in e+e− collisions at $$ \sqrt{s} $$ = 3.68 − 3.71 GeV

A bstract Using e + e − collision data collected with the BESIII detector at seven energy points ranging from 3.68 to 3.71 GeV and corresponding to an integrated luminosity of 652 . 1 pb − 1 , we present an energy-dependent measurement of the transverse polarization, relative phase and modulus ratio of the electromagnetic form factors of the Σ + hyperon in the e + e − → $$ {\Sigma}^{+}{\overline{\Sigma}}^{-} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Σ</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Σ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>−</mml:mo> </mml:msup> </mml:math> reaction. At each energy point, no evident polarization is observed. These results are helpful to understand the production mechanism of the Σ + - $$ {\overline{\Sigma}}^{-} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mover> <mml:mi>Σ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>−</mml:mo> </mml:msup> </mml:math> pairs.

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Journal
Journal of High Energy Physics
Published
2024-12-27
DOI
https://doi.org/10.1007/jhep12(2024)186
Citations
2
Primary Topic
Particle physics theoretical and experimental studies
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article
Field-Weighted Citation Impact
1.32

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article

Measurement of Σ+ transverse polarization in e+e− collisions at $$ \sqrt{s} $$ = 3.68 − 3.71 GeV

Z. P. Yao, T. Xiang, Z. W. Ge, X. Z. Li et al.
2 citations
Journal of High Energy Physics
Particle physics theoretical and experimental studies
1.32
article

Measurement of Σ+ transverse polarization in e+e− collisions at $$ \sqrt{s} $$ = 3.68 − 3.71 GeV

Z. P. Yao, T. Xiang, Z. W. Ge, X. Z. Li, X. Zhong, Y. H. Wu, T. Chen, Y. C. Zhu, H. K. Sun, Q. M. Li, K. Y. Shan, J. L. Zhang, X. Dong, J. X. Zhang, X. B. Gao, Ch. Rosner, X. H. Xie, C. H. Heinz, K. Wang, Yanhu Zhan, G. Chelkov, J. K. Jiao, N. Yu. Muchnoi, Y. H. Zhang, I. Denysenko, Y. L. Xiao, T. Johansson, O. B. Kolcu, X. Q. Yan, R. P. Zhao, Y. H. Zheng, D. H. Zhang, W. D. Li, L. Liu, Xiaolong Xu, Zehao Liu, M. Y. Dong, X. Y. Zhang, Y. T. Gu, U. Wiedner, S. Spataro, Y. N. Wang, X. Liu, M. G. Zhao, S. Y. Shi, J. W. Zhang, Yang Gao, M. Tang, T. Y. Xing, J. B. Jiao, Q. L. Niu, D. Y. Wang, V. Batozskaya, X. H. Li, F. Hanisch, Y. J. Song, C. J. Xu, J. J. Zhang, Yaqian Wang, W. M. Liu, L. L., S. L. Hu, F. Li, Z. Y. Li, A. Bortone, Y. T. Liang, L. Y. Tao, S. Y. Xiao, B. A. Shi, S. Pacetti, Y. Jin, R. A. Briere, G. Y. Tang, C. D. Fu, X. D. Yu, W. D. Niu, F. Feldbauer, W. M. Song, J. H. Zou, K. J. Ren, H. L. Yang, Z. L. Hou, Y. Nefedov, Y. X. Zhao, N. Berger, Z. L. Wang, T. Hussain, M. H. Liu, R. Q., P. Egorov, Z. Wu, Z. S. Xu, Y. B. Zhao, C. Y. Guan, Y. Huang, F. R. Zeng, Z. D. Zhang, C. F. Redmer, H. N. Li, B. L. Zhang, J. F. Chang, C. H. Li, L. G. Shao, Y. S. Huang, Z. Y. Wang, P. C. Jiang, C. Chen, F. Weidner, R. Li, W. G. Li, S. Plura, Y. Y. Peng, S. K. Choi, L. M. Zhang, M. M., Y. J. Su, T. Lin, X. M. Zhang, Y. Sun, Y. W. Fu, A. Gilman, T. Li, J. G. Messchendorp, J. Y. Liu, T. Holtmann, S. Sosio, J. Muskalla, H. Lu, X. X. Ding, X. S. Jiang, H. P. Peng, J. Gutiérrez, S. S. Jiang, F. De Mori, Y. F. Wang, Y. Hu, W. K. Liu, C. Q. Feng, R. Aliberti, Z. D. Liu, J. Zu, L. C. Liu, X. J. Wang, I. Balossino, A. Calcaterra, J. Q. Zhang, X. D. Zhang, H. B. Liu, T. Lenz, G. Y. Xiao, X. L. Li, G. X. Sun, Y. M. Zhang, Hao Sun, M. Kavatsyuk, W. X. Fang, C. Herold, Xiaowen Zhai, R. P. Guo, M. Greco, X. L. Wang, A. A. Zafar, M. Lellmann, T. Y. Qi, F. Nerling, T. Z. Song, L. Zhou, Y. M., Sixie Li, M. H. Li, Y. F. Lyu, S. Q. Zhu, S. A. Cetin, J. Dong, K. J. Zhu, W. H. Shen, E. Bianco, J. F. Hu, X. R. Chen, A. Khoukaz, Zhaoyun Duan, Lijie Zhu, A. Sarantsev, G. R., E. Gersabeck, R. E. de Boer, Z. P. Xie, S. M. Chen, B. L. Wang, Z. A. Zhu, X. Wang, S. H. Zhang, S. B. Liu, H. Y. Zhang, S. L. Olsen, X. Y., W. P. Wang, Gang Zhao, F. E. Maas, M. H. Ye, Q. Ouyang, N. Salone, Q. Liu, L. L. Wang, Y. J. Mao, V. Thoren, Chao Chen, O. Bakina, L. Fava, H. J. Li, M. Kuessner, J. R. Luo, J. Zhang, H. H. Liu, L. K. Li, H. L. Dai, X. M. Xian, M. Ye, R. G. Ping, T. T. Han, G. Li, J. P. Zheng, A. Rivetti, Lei Zhu, M. Berlowski, A. Limphirat, H. Liu, J. F. Sun, S. Sun, A. Pathak, X. T. Chen, J. J. Cui, M. Pelizaeus, H. X. Yang, T. Liu, M. Wang, Y. Niu, S. C. Yuan, Q. Y. Zhang, B. Wang, M. L. Chen, J. J. Qin, F. Stieler, S. Wang, Y. Z. Zhou, A. Q. Guo, I. Uman, Y. Y. Ji, G. M. Liu, P. Adlarson, G. Y. Zhang, R. Farinelli, Y. Lu, X. Y. Shan, Z. Z. Zhang, F. Cossio, A. Amoroso, J. Jackson, Z. J. Chen, M. Bertani, X. Ai, X. R. Zhou, J. H. Feng, Lu Gong, C. F. Xu, Y. T. Zhang, M. C. Du, G. Felici, C. P. Shen, Y. P. Guo, H. B. Li, M. X. Luo, Z. Y. Yuan, F. A. Harris, Y. B. Liu, Z. X. Meng, Y. Q. Wang, Y. B. Chen, J. Y. Shi, M. Q. Jing, G. Y. Hou, L. Ge, W. B. Yan, S. Janchiv, T. J. Wang, Yan-Qing Ma, X. R. Lyu, T. T. Lei, X. L. Lu, H. Y. Chen, Y. C. Zhai, L. Wollenberg, C. Q. Deng, X. F. Wang, S. Garbolino, Ke Liu, X. Zeng, I. B. Nikolaev, Xingyu Zhou, Yi Pan, M. Tat, K. Goetzen, Hui Li, X. Q. Hao, C. X. Yue, B. X. Zhang, J. L. Shi, S. L. Chen, X. T., K. Begzsuren, I. Garzia, R. Kiuchi, J. J. Lane, W. Wang, Y. A. Tang, J. G. Lu, Y. D. Wang, Xu Wang, X. Y. Zhou, T. J. Zhu, Z. Y. You, Y. Schelhaas, M. Destefanis, A. Zhemchugov, Z. W. Yang, H. S. Chen, Z. Wang, M. J. Guo, W. Shan, H. Lü, Q. M., G. R. Liao, S. S. Fang, J. H. Jeong, P. R. Li, Y. X. Yang, Y. Liu, Z. J. Shang, K. Y. Liu, H. M. Liu, Qingjin Xu, Yue Wu, W. H. Tian, P. L. Liu, J. X. Teng, F. H. Heinsius, Yutong Feng, W. X. Gong, L. Q. Huang, L. B. Guo, A. Brueggemann, D. M. Li, Q. Q. Shi, Yan Zhang, Z. Y. Chen, Y. R. Wen, S. N. Ruan, J. H. Yin, S. Gramigna, X. S. Kang, J. F. Shangguan, X. Cai, C. Z. Yuan, Z. H. Qu, B. C. Ke, Yilin Wang, Xiaofei Shi, H. Q. Zhang, Z. L. Zhang, S. H. Zeng, Q. T. Tao, Keli Han, J. Y. Zhang, Y. Zhang, R. Y. Zhang, H. Y. Xu, G. Cibinetto, Z. A. Liu, Qi An, X. P. Qin, K. Liu, Z. H. Zhang, F. H. Liu, N. Y. Wang, L. J. Li, L. Lavezzi, K. L. He, Y. J. Zeng, M. Scodeggio, Z. Jiao, C. F. Qiao, Weidong D. Zhu, C. X. Liu, Z. F. Tian, B. Moses, F. Hölzken, O. Afedulidis, Y. K. Heng, G. B. Sun, Q. X. Li, H. C. Zhang, N. in der Wiesche, T. Wang, Lei Zhao, B. Ding, M. Wolke, J. S. Li, Yan Liu, X. Li, Cheng Liu, Lei Zhang, Lei Li, Fei Wang, Jiawei Zhang, Hongrui Zhang, Tao Yang, F. Bianchi, T. Sun, J. Zhou, Yue Wu, F. Yan, Di Jiang, G. Mezzadri, Cheng Li, K. S. Zhu, L. Kumar, Zhen Qin, Jianjian Wang, Yi Wang, B. Yu, L. Y. Dong, Han Miao, L. Xia, B. Zheng, G. Chen, X. T. Hou, Huihui Liu, N. Cao, T. Yu, Y. G. Xie, Aijun Zhang, Yu Wan, N. Zhao, Junsong Zhang, L. S. Nie, Zhilan Lü, Jianyu Zhang, Chunhua Wu, Y. X. Song, Liang Yu, X. Wu, C. Chen, Zequn Sun, Hao Cai, J. Fang, Zhen-Jun Xiao, G. Yu, F. Z. Qi, S. Nisar, T. Ma, J. S. Yu, Bo Wang, X. K. Zhou, B. Y. Hu, B. H. Xiang, F. Liu, Tingting Hu, H. C. Shi, M. H. Gu, J. Yuan, Y. H. Fan, Y. Y. Duan, W. Gradl, J. F. Qiu, Z. T. Sun, Y. H. Xie, Y. C. Xu, Lu Liu, Z. P. Xu, J. F. Wu, L. Y. Qin, B. Kopf, S. J. Wang, Yang Gao, X. C. Lou, Y. J. Sun, Q. N. Xu, Y. Fang, Feng Liu, G. F. Xu, X. T. Huang, H. Zhou, Y. Ban, J. Y. Zhao, W. J. Zheng, Z. P. Mao, L. Q. Qin, X. S. Qin, V. Prasad, Y. Tian, M. Shao, A. Denig, Y. G. Xie, G. F. Cao, S. Zhou, X. K. Qiao, J. L. Ping, S. Malde, Y. Fang, T. Luo, K. Schoenning, H. Ma, Shulei Zhang, A. Guskov, A. Kupsc, H. Qi, A. Dbeyssi, X. B. Ji, G. S. Huang, R. E. Mitchell, P. Larin, P. Patteri, W. Ji, C. Geng, X. H. Mo, G. Wilkinson, X. L. Kang, J. Z. Zhao, S. Jin, X. Y. Shen, S. Marcello, G. Rong, M. Ablikim, Z. H. Lei, S. J. Zhao, L. Yuan, Y. Ding, H. C. Shi, Y. Zeng, D. Xiao, J. P. Dai, Y. Bai, W. Kühn, C. X. Yu, M. Qi, J. Libby, Ke Li, J. Zhu, I. Boyko, Z. Y. Deng, J. J. Song, H. R. Qi, M Kellis, Yao Sun, Wei Sun, H. J. Yang, Z. Jiao, B. Liu, V. Khachatryan, L. Sun, L. H. Wu, M. Maggiora, N. Hüsken, N. Kalantar-Nayestanaki, J. R. Li, M. Xu, X. Wu, Yongfeng Yuan, C. L. Luo, L. Z. Liao, K. Zhu, X. Q. Jia, D. Bettoni, S. X. Du, B. Zhong, W. L. Xu, C. C. Lin, T. J. Min, Z. Wang, S. Kabana, K. Sun, Y. G. Li, K. K. He, Y. R. Hou, W. B. Qian, Q. Ji, K. Peters, F. C., S. H. Zhu, X. L. Luo, S. Qian, J. Tang, H. F. Shen, P. C. Hong, C. Xie, P. T. Ge, T. J. Jiang, S. P. Wen, D. H. Wei, Q. P. Ji, W. C. Yan, Y. Lu, Y. C. Yu, D. X. Lin, M. Fritsch, M. N. Achasov, J. L., Y. Jiang, C. J. Tang, F. X. Lu, H. M. Hu, J. P. Wang, Y. Q. Chen, Z. Ning, Z. J. Li, X. Pan, B. M. Zheng, X. Kui, X. M. Jing, Y. P. Liao, X. L. Ji, K. X. Huang, Y. P. Pei, H. B. Jiang, J. L. Fu, M. Rolo, P. Zhang, B. J. Liu, Y. Yang, H. -R. Bao, L. J. Wu, W. Xu, H. Gao, D. V. Dedovich, C. Liang, S. J. Chen, J. B. Liu, H. Wang, Liang Zhao, Yuhua Wang, Z. Zhao
article en
2 citations

Abstract

A bstract Using e + e − collision data collected with the BESIII detector at seven energy points ranging from 3.68 to 3.71 GeV and corresponding to an integrated luminosity of 652 . 1 pb − 1 , we present an energy-dependent measurement of the transverse polarization, relative phase and modulus ratio of the electromagnetic form factors of the Σ + hyperon in the e + e − → $$ {\Sigma}^{+}{\overline{\Sigma}}^{-} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Σ</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mover> <mml:mi>Σ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>−</mml:mo> </mml:msup> </mml:math> reaction. At each energy point, no evident polarization is observed. These results are helpful to understand the production mechanism of the Σ + - $$ {\overline{\Sigma}}^{-} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mover> <mml:mi>Σ</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mo>−</mml:mo> </mml:msup> </mml:math> pairs.

Journal of High Energy PhysicsVol. 2024(12)
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), 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), 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), Shanghai Jiao Tong University (CN), Yantai University (CN), University of Tarapacá (CL), 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), China University of Geosciences (CN), Huangshan University (CN), Joint Institute for Nuclear Research (RU), University of Jinan (CN), Henan University of Technology (CN), Wuhan University (CN), Zhengzhou 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), Istinye University (TR), Institute of Modern Physics (CN), Institute of Nuclear and Particle Physics (GR), Jilin Medical University (CN), Shanxi University of Traditional Chinese Medicine (CN), Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Frascati (IT), Piedmont University (US), 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), 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)
U.S. Department of Energy, Strong, European Commission, National Research Foundation, Deutsche Forschungsgemeinschaft, National Natural Science Foundation of China, Chinese Academy of Sciences, National Research Foundation of Korea, Vetenskapsrådet, Istituto Nazionale di Fisica Nucleare, Higher Education Discipline Innovation Project, CAS Center for Excellence in Particle Physics, Shanghai Key Laboratory for Particle Physics and Cosmology, Institute of High Energy Physics
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Particle physics theoretical and experimental studies
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