Search for a massless particle beyond the Standard Model in the Σ+ → p + invisible decay

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

Publikováno v: Physics Letters B, Vol 852, Iss , Pp 138614- (2024)

A massless particle beyond the Standard Model is searched for in the two-body decay Σ+→p+invisible using (1.0087±0.0044)×1010 J/ψ events collected at a center-of-mass energy of s=3.097GeV with the BESIII detector at the BEPCII collider. No sign

Externí odkaz: https://doaj.org/article/72b235f54b674d3b8b82e521197d7c4d

Search for the semi-leptonic decays Λc+→Λπ+π−e+νe and Λc+→pKS0π−e+νe

Autor: M. Ablikim, M.N. Achasov, P. Adlarson, R. Aliberti, A. Amoroso, M.R. An, Q. An, Y. Bai, O. Bakina, I. Balossino, Y. Ban, V. Batozskaya, K. Begzsuren, N. Berger, M. Bertani, D. Bettoni, F. Bianchi, E. Bianco, J. Bloms, A. Bortone, I. Boyko, R.A. Briere, A. Brueggemann, H. Cai, X. Cai, A. Calcaterra, G.F. Cao, N. Cao, S.A. Cetin, J.F. Chang, T.T. Chang, W.L. Chang, G.R. Che, G. Chelkov, C. Chen, Chao Chen, G. Chen, H.S. Chen, M.L. Chen, S.J. Chen, S.M. Chen, T. Chen, X.R. Chen, X.T. Chen, Y.B. Chen, Y.Q. Chen, Z.J. Chen, W.S. Cheng, S.K. Choi, X. Chu, G. Cibinetto, S.C. Coen, F. Cossio, J.J. Cui, H.L. Dai, J.P. Dai, A. Dbeyssi, R.E. de Boer, D. Dedovich, Z.Y. Deng, A. Denig, I. Denysenko, M. Destefanis, F. De Mori, B. Ding, X.X. Ding, Y. Ding, J. Dong, L.Y. Dong, M.Y. Dong, X. Dong, S.X. Du, Z.H. Duan, P. Egorov, Y.L. Fan, J. Fang, S.S. Fang, W.X. Fang, Y. Fang, R. Farinelli, L. Fava, F. Feldbauer, G. Felici, C.Q. Feng, J.H. Feng, K. Fischer, M. Fritsch, C. Fritzsch, C.D. Fu, Y.W. Fu, H. Gao, Y.N. Gao, Yang Gao, S. Garbolino, I. Garzia, P.T. Ge, Z.W. Ge, C. Geng, E.M. Gersabeck, A. Gilman, K. Goetzen, L. Gong, W.X. Gong, W. Gradl, S. Gramigna, M. Greco, M.H. Gu, Y.T. Gu, C.Y. Guan, Z.L. Guan, A.Q. Guo, L.B. Guo, R.P. Guo, Y.P. Guo, A. Guskov, X.T. H, W.Y. Han, X.Q. Hao, F.A. Harris, K.K. He, K.L. He, F.H. Heinsius, C.H. Heinz, Y.K. Heng, C. Herold, T. Holtmann, P.C. Hong, G.Y. Hou, Y.R. Hou, Z.L. Hou, H.M. Hu, J.F. Hu, T. Hu, Y. Hu, G.S. Huang, K.X. Huang, L.Q. Huang, X.T. Huang, Y.P. Huang, T. Hussain, N. Hüsken, W. Imoehl, M. Irshad, J. Jackson, S. Jaeger, S. Janchiv, J.H. Jeong, Q. Ji, Q.P. Ji, X.B. Ji, X.L. Ji, Y.Y. Ji, Z.K. Jia, P.C. Jiang, S.S. Jiang, T.J. Jiang, X.S. Jiang, Y. Jiang, J.B. Jiao, Z. Jiao, S. Jin, Y. Jin, M.Q. Jing, T. Johansson, X. K, S. Kabana, N. Kalantar-Nayestanaki, X.L. Kang, X.S. Kang, R. Kappert, M. Kavatsyuk, B.C. Ke, A. Khoukaz, R. Kiuchi, R. Kliemt, L. Koch, O.B. Kolcu, B. Kopf, M. Kuessner, A. Kupsc, W. Kühn, J.J. Lane, J.S. Lange, P. Larin, A. Lavania, L. Lavezzi, T.T. Lei, Z.H. Lei, H. Leithoff, M. Lellmann, T. Lenz, C. Li, C.H. Li, Cheng Li, D.M. Li, F. Li, G. Li, H. Li, H.B. Li, H.J. Li, H.N. Li, Hui Li, J.R. Li, J.S. Li, J.W. Li, Ke Li, L.J. Li, L.K. Li, Lei Li, M.H. Li, P.R. Li, S.X. Li, T. Li, W.D. Li, W.G. Li, X.H. Li, X.L. Li, Xiaoyu Li, Y.G. Li, Z.J. Li, Z.X. Li, Z.Y. Li, C. Liang, H. Liang, Y.F. Liang, Y.T. Liang, G.R. Liao, L.Z. Liao, J. Libby, A. Limphirat, D.X. Lin, T. Lin, B.J. Liu, B.X. Liu, C. Liu, C.X. Liu, D. Liu, F.H. Liu, Fang Liu, Feng Liu, G.M. Liu, H. Liu, H.B. Liu, H.M. Liu, Huanhuan Liu, Huihui Liu, J.B. Liu, J.L. Liu, J.Y. Liu, K. Liu, K.Y. Liu, Ke Liu, L. Liu, L.C. Liu, Lu Liu, M.H. Liu, P.L. Liu, Q. Liu, S.B. Liu, T. Liu, W.K. Liu, W.M. Liu, X. Liu, Y. Liu, Y.B. Liu, Z.A. Liu, Z.Q. Liu, X.C. Lou, F.X. Lu, H.J. Lu, J.G. Lu, X.L. Lu, Y. Lu, Y.P. Lu, Z.H. Lu, C.L. Luo, M.X. Luo, T. Luo, X.L. Luo, X.R. Lyu, Y.F. Lyu, F.C. Ma, H.L. Ma, J.L. Ma, L.L. Ma, M.M. Ma, Q.M. Ma, R.Q. Ma, R.T. Ma, X.Y. Ma, Y. Ma, F.E. Maas, M. Maggiora, S. Maldaner, S. Malde, A. Mangoni, Y.J. Mao, Z.P. Mao, S. Marcello, Z.X. Meng, J.G. Messchendorp, G. Mezzadri, H. Miao, T.J. Min, R.E. Mitchell, X.H. Mo, N.Yu. Muchnoi, Y. Nefedov, F. Nerling, I.B. Nikolaev, Z. Ning, S. Nisar, Y. Niu, S.L. Olsen, Q. Ouyang, S. Pacetti, X. Pan, Y. Pan, A. Pathak, Y.P. Pei, M. Pelizaeus, H.P. Peng, K. Peters, J.L. Ping, R.G. Ping, S. Plura, S. Pogodin, V. Prasad, F.Z. Qi, H. Qi, H.R. Qi, M. Qi, T.Y. Qi, S. Qian, W.B. Qian, C.F. Qiao, J.J. Qin, L.Q. Qin, X.P. Qin, X.S. Qin, Z.H. Qin, J.F. Qiu, S.Q. Qu, C.F. Redmer, K.J. Ren, A. Rivetti, V. Rodin, M. Rolo, G. Rong, Ch. Rosner, S.N. Ruan, N. Salone, A. Sarantsev, Y. Schelhaas, K. Schoenning, M. Scodeggio, K.Y. Shan, W. Shan, X.Y. Shan, J.F. Shangguan, L.G. Shao, M. Shao, C.P. Shen, H.F. Shen, W.H. Shen, X.Y. Shen, B.A. Shi, H.C. Shi, J.L. Shi, J.Y. Shi, Q.Q. Shi, R.S. Shi, X. Shi, J.J. Song, T.Z. Song, W.M. Song, Y.J. Song, Y.X. Song, S. Sosio, S. Spataro, F. Stieler, Y.J. Su, G.B. Sun, G.X. Sun, H. Sun, H.K. Sun, J.F. Sun, K. Sun, L. Sun, S.S. Sun, T. Sun, W.Y. Sun, Y. Sun, Y.J. Sun, Y.Z. Sun, Z.T. Sun, Y.X. Tan, C.J. Tang, G.Y. Tang, J. Tang, Y.A. Tang, L.Y. Tao, Q.T. Tao, M. Tat, J.X. Teng, V. Thoren, W.H. Tian, Y. Tian, Z.F. Tian, I. Uman, B. Wang, B.L. Wang, Bo Wang, C.W. Wang, D.Y. Wang, F. Wang, H.J. Wang, H.P. Wang, K. Wang, L.L. Wang, M. Wang, Meng Wang, S. Wang, T. Wang, T.J. Wang, W. Wang, W.H. Wang, W.P. Wang, X. Wang, X.F. Wang, X.J. Wang, X.L. Wang, Y. Wang, Y.D. Wang, Y.F. Wang, Y.H. Wang, Y.N. Wang, Y.Q. Wang, Yaqian Wang, Yi Wang, Z. Wang, Z.L. Wang, Z.Y. Wang, Ziyi Wang, D. Wei, D.H. Wei, F. Weidner, S.P. Wen, C.W. Wenzel, U. Wiedner, G. Wilkinson, M. Wolke, L. Wollenberg, C. Wu, J.F. Wu, L.H. Wu, L.J. Wu, X. Wu, X.H. Wu, Y. Wu, Y.J. Wu, Z. Wu, L. Xia, X.M. Xian, T. Xiang, D. Xiao, G.Y. Xiao, H. Xiao, S.Y. Xiao, Y.L. Xiao, Z.J. Xiao, C. Xie, X.H. Xie, Y. Xie, Y.G. Xie, Y.H. Xie, Z.P. Xie, T.Y. Xing, C.F. Xu, C.J. Xu, G.F. Xu, H.Y. Xu, Q.J. Xu, W.L. Xu, X.P. Xu, Y.C. Xu, Z.P. Xu, F. Yan, L. Yan, W.B. Yan, W.C. Yan, X.Q. Yan, H.J. Yang, H.L. Yang, H.X. Yang, Tao Yang, Y. Yang, Y.F. Yang, Y.X. Yang, Yifan Yang, Z.W. Yang, M. Ye, M.H. Ye, J.H. Yin, Z.Y. You, B.X. Yu, C.X. Yu, G. Yu, T. Yu, X.D. Yu, C.Z. Yuan, L. Yuan, S.C. Yuan, X.Q. Yuan, Y. Yuan, Z.Y. Yuan, C.X. Yue, A.A. Zafar, F.R. Zeng, X. Zeng, Y. Zeng, Y.J. Zeng, X.Y. Zhai, Y.H. Zhan, A.Q. Zhang, B.L. Zhang, B.X. Zhang, D.H. Zhang, G.Y. Zhang, H. Zhang, H.H. Zhang, H.Q. Zhang, H.Y. Zhang, J.J. Zhang, J.L. Zhang, J.Q. Zhang, J.W. Zhang, J.X. Zhang, J.Y. Zhang, J.Z. Zhang, Jiawei Zhang, L.M. Zhang, L.Q. Zhang, Lei Zhang, P. Zhang, Q.Y. Zhang, Shuihan Zhang, Shulei Zhang, X.D. Zhang, X.M. Zhang, X.Y. Zhang, Y. Zhang, Y.T. Zhang, Y.H. Zhang, Yan Zhang, Yao Zhang, Z.H. Zhang, Z.L. Zhang, Z.Y. Zhang, G. Zhao, J. Zhao, J.Y. Zhao, J.Z. Zhao, Lei Zhao, Ling Zhao, M.G. Zhao, S.J. Zhao, Y.B. Zhao, Y.X. Zhao, Z.G. Zhao, A. Zhemchugov, B. Zheng, J.P. Zheng, W.J. Zheng, Y.H. Zheng, B. Zhong, X. Zhong, H. Zhou, L.P. Zhou, X. Zhou, X.K. Zhou, X.R. Zhou, X.Y. Zhou, Y.Z. Zhou, J. Zhu, K. Zhu, K.J. Zhu, L. Zhu, L.X. Zhu, S.H. Zhu, S.Q. Zhu, T.J. Zhu, W.J. Zhu, Y.C. Zhu, Z.A. Zhu, J.H. Zou, J. Zu

Publikováno v: Physics Letters B, Vol 843, Iss , Pp 137993- (2023)

We search for the semi-leptonic decays Λc+→Λπ+π−e+νe and Λc+→pKS0π−e+νe in a sample of 4.5fb−1 of e+e− annihilation data collected in the center-of-mass energy region between 4.600GeV and 4.699GeV by the BESIII detector at the BEP

Externí odkaz: https://doaj.org/article/08b2258151444bc3b2619828d410128e

Search for invisible decays of a dark photon using e+e− annihilation data at BESIII

Autor: M. Ablikim, M.N. Achasov, P. Adlarson, M. Albrecht, R. Aliberti, A. Amoroso, M.R. An, Q. An, X.H. Bai, Y. Bai, O. Bakina, R. Baldini Ferroli, I. Balossino, Y. Ban, V. Batozskaya, D. Becker, K. Begzsuren, N. Berger, M. Bertani, D. Bettoni, F. Bianchi, J. Bloms, A. Bortone, I. Boyko, R.A. Briere, A. Brueggemann, H. Cai, X. Cai, A. Calcaterra, G.F. Cao, N. Cao, S.A. Cetin, J.F. Chang, W.L. Chang, G. Chelkov, C. Chen, Chao Chen, G. Chen, H.S. Chen, M.L. Chen, S.J. Chen, S.M. Chen, T. Chen, X.R. Chen, X.T. Chen, Y.B. Chen, Z.J. Chen, W.S. Cheng, S.K. Choi, X. Chu, G. Cibinetto, S.C. Coen, F. Cossio, J.J. Cui, H.L. Dai, J.P. Dai, A. Dbeyssi, R.E. de Boer, D. Dedovich, Z.Y. Deng, A. Denig, I. Denysenko, M. Destefanis, F. De Mori, Y. Ding, J. Dong, L.Y. Dong, M.Y. Dong, X. Dong, S.X. Du, P. Egorov, Y.L. Fan, J. Fang, S.S. Fang, W.X. Fang, Y. Fang, R. Farinelli, L. Fava, F. Feldbauer, G. Felici, C.Q. Feng, J.H. Feng, K. Fischer, M. Fritsch, C. Fritzsch, C.D. Fu, H. Gao, Y.N. Gao, Yang Gao, S. Garbolino, I. Garzia, P.T. Ge, Z.W. Ge, C. Geng, E.M. Gersabeck, A. Gilman, K. Goetzen, L. Gong, W.X. Gong, W. Gradl, M. Greco, L.M. Gu, M.H. Gu, Y.T. Gu, C.Y. Guan, A.Q. Guo, L.B. Guo, R.P. Guo, Y.P. Guo, A. Guskov, T.T. Han, W.Y. Han, X.Q. Hao, F.A. Harris, K.K. He, K.L. He, F.H. Heinsius, C.H. Heinz, Y.K. Heng, C. Herold, M. Himmelreich, T. Holtmann, G.Y. Hou, Y.R. Hou, Z.L. Hou, H.M. Hu, J.F. Hu, T. Hu, Y. Hu, G.S. Huang, K.X. Huang, L.Q. Huang, X.T. Huang, Y.P. Huang, T. Hussain, N. Hüsken, W. Imoehl, M. Irshad, J. Jackson, S. Jaeger, S. Janchiv, E. Jang, J.H. Jeong, Q. Ji, Q.P. Ji, X.B. Ji, X.L. Ji, Y.Y. Ji, Z.K. Jia, H.B. Jiang, S.S. Jiang, X.S. Jiang, Y. Jiang, J.B. Jiao, Z. Jiao, S. Jin, Y. Jin, M.Q. Jing, T. Johansson, N. Kalantar-Nayestanaki, X.S. Kang, R. Kappert, M. Kavatsyuk, B.C. Ke, I.K. Keshk, A. Khoukaz, R. Kiuchi, R. Kliemt, L. Koch, O.B. Kolcu, B. Kopf, M. Kuemmel, M. Kuessner, A. Kupsc, W. Kühn, J.J. Lane, J.S. Lange, P. Larin, A. Lavania, L. Lavezzi, T.T. Lei, Z.H. Lei, H. Leithoff, M. Lellmann, T. Lenz, C. Li, C.H. Li, Cheng Li, D.M. Li, F. Li, G. Li, H. Li, H.B. Li, H.J. Li, H.N. Li, J.Q. Li, J.S. Li, J.W. Li, Ke Li, L.J. Li, L.K. Li, Lei Li, M.H. Li, P.R. Li, S.X. Li, S.Y. Li, T. Li, W.D. Li, W.G. Li, X.H. Li, X.L. Li, Xiaoyu Li, Z.X. Li, Z.Y. Li, H. Liang, Y.F. Liang, Y.T. Liang, G.R. Liao, L.Z. Liao, J. Libby, A. Limphirat, D.X. Lin, T. Lin, B.J. Liu, C.X. Liu, D. Liu, F.H. Liu, Fang Liu, Feng Liu, G.M. Liu, H. Liu, H.B. Liu, H.M. Liu, Huanhuan Liu, Huihui Liu, J.B. Liu, J.L. Liu, J.Y. Liu, K. Liu, K.Y. Liu, Ke Liu, L. Liu, Lu Liu, M.H. Liu, P.L. Liu, Q. Liu, S.B. Liu, T. Liu, W.K. Liu, W.M. Liu, X. Liu, Y. Liu, Y.B. Liu, Z.A. Liu, Z.Q. Liu, X.C. Lou, F.X. Lu, H.J. Lu, J.G. Lu, X.L. Lu, Y. Lu, Y.P. Lu, Z.H. Lu, C.L. Luo, M.X. Luo, T. Luo, X.L. Luo, X.R. Lyu, Y.F. Lyu, F.C. Ma, H.L. Ma, L.L. Ma, M.M. Ma, Q.M. Ma, R.Q. Ma, R.T. Ma, X.Y. Ma, Y. Ma, F.E. Maas, M. Maggiora, S. Maldaner, S. Malde, Q.A. Malik, A. Mangoni, Y.J. Mao, Z.P. Mao, S. Marcello, Z.X. Meng, J.G. Messchendorp, G. Mezzadri, H. Miao, T.J. Min, R.E. Mitchell, X.H. Mo, N.Yu. Muchnoi, Y. Nefedov, F. Nerling, I.B. Nikolaev, Z. Ning, S. Nisar, Y. Niu, S.L. Olsen, Q. Ouyang, S. Pacetti, X. Pan, Y. Pan, A. Pathak, Y.P. Pei, M. Pelizaeus, H.P. Peng, K. Peters, J.L. Ping, R.G. Ping, S. Plura, S. Pogodin, V. Prasad, F.Z. Qi, H. Qi, H.R. Qi, M. Qi, T.Y. Qi, S. Qian, W.B. Qian, Z. Qian, C.F. Qiao, J.J. Qin, L.Q. Qin, X.P. Qin, X.S. Qin, Z.H. Qin, J.F. Qiu, S.Q. Qu, K.H. Rashid, C.F. Redmer, K.J. Ren, A. Rivetti, V. Rodin, M. Rolo, G. Rong, Ch. Rosner, S.N. Ruan, A. Sarantsev, Y. Schelhaas, C. Schnier, K. Schoenning, M. Scodeggio, K.Y. Shan, W. Shan, X.Y. Shan, J.F. Shangguan, L.G. Shao, M. Shao, C.P. Shen, H.F. Shen, X.Y. Shen, B.A. Shi, H.C. Shi, J.Y. Shi, Q.Q. Shi, R.S. Shi, X. Shi, X.D. Shi, J.J. Song, W.M. Song, Y.X. Song, S. Sosio, S. Spataro, F. Stieler, K.X. Su, P.P. Su, Y.J. Su, G.X. Sun, H. Sun, H.K. Sun, J.F. Sun, L. Sun, S.S. Sun, T. Sun, W.Y. Sun, X. Sun, Y.J. Sun, Y.Z. Sun, Z.T. Sun, Y.H. Tan, Y.X. Tan, C.J. Tang, G.Y. Tang, J. Tang, L.Y. Tao, Q.T. Tao, M. Tat, J.X. Teng, V. Thoren, W.H. Tian, Y. Tian, I. Uman, B. Wang, B.L. Wang, C.W. Wang, D.Y. Wang, F. Wang, H.J. Wang, H.P. Wang, K. Wang, L.L. Wang, M. Wang, Meng Wang, S. Wang, T. Wang, T.J. Wang, W. Wang, W.H. Wang, W.P. Wang, X. Wang, X.F. Wang, X.L. Wang, Y. Wang, Y.D. Wang, Y.F. Wang, Y.H. Wang, Y.Q. Wang, Yaqian Wang, Z. Wang, Z.Y. Wang, Ziyi Wang, D.H. Wei, F. Weidner, S.P. Wen, C.W. Wenzel, D.J. White, U. Wiedner, G. Wilkinson, M. Wolke, L. Wollenberg, J.F. Wu, L.H. Wu, L.J. Wu, X. Wu, X.H. Wu, Y. Wu, Y.J. Wu, Z. Wu, L. Xia, T. Xiang, D. Xiao, G.Y. Xiao, H. Xiao, S.Y. Xiao, Y.L. Xiao, Z.J. Xiao, C. Xie, X.H. Xie, Y. Xie, Y.G. Xie, Y.H. Xie, Z.P. Xie, T.Y. Xing, C.F. Xu, C.J. Xu, G.F. Xu, H.Y. Xu, Q.J. Xu, X.P. Xu, Y.C. Xu, Z.P. Xu, F. Yan, L. Yan, W.B. Yan, W.C. Yan, H.J. Yang, H.L. Yang, H.X. Yang, L. Yang, S.L. Yang, Tao Yang, Y.F. Yang, Y.X. Yang, Yifan Yang, M. Ye, M.H. Ye, J.H. Yin, Z.Y. You, B.X. Yu, C.X. Yu, G. Yu, T. Yu, X.D. Yu, C.Z. Yuan, L. Yuan, S.C. Yuan, X.Q. Yuan, Y. Yuan, Z.Y. Yuan, C.X. Yue, A.A. Zafar, F.R. Zeng, X. Zeng, Y. Zeng, Y.H. Zhan, A.Q. Zhang, B.L. Zhang, B.X. Zhang, D.H. Zhang, G.Y. Zhang, H. Zhang, H.H. Zhang, H.Y. Zhang, J.J. Zhang, J.L. Zhang, J.Q. Zhang, J.W. Zhang, J.X. Zhang, J.Y. Zhang, J.Z. Zhang, Jianyu Zhang, Jiawei Zhang, L.M. Zhang, L.Q. Zhang, Lei Zhang, P. Zhang, Q.Y. Zhang, Shuihan Zhang, Shulei Zhang, X.D. Zhang, X.M. Zhang, X.Y. Zhang, Y. Zhang, Y.T. Zhang, Y.H. Zhang, Yan Zhang, Yao Zhang, Z.H. Zhang, Z.Y. Zhang, G. Zhao, J. Zhao, J.Y. Zhao, J.Z. Zhao, Lei Zhao, Ling Zhao, M.G. Zhao, Q. Zhao, S.J. Zhao, Y.B. Zhao, Y.X. Zhao, Z.G. Zhao, A. Zhemchugov, B. Zheng, J.P. Zheng, Y.H. Zheng, B. Zhong, C. Zhong, X. Zhong, H. Zhou, L.P. Zhou, X. Zhou, X.K. Zhou, X.R. Zhou, X.Y. Zhou, Y.Z. Zhou, J. Zhu, K. Zhu, K.J. Zhu, L.X. Zhu, S.H. Zhu, S.Q. Zhu, W.J. Zhu, Y.C. Zhu, Z.A. Zhu, B.S. Zou, J.H. Zou, J. Zu

Publikováno v: Physics Letters B, Vol 839, Iss , Pp 137785- (2023)

We report a search for a dark photon using 14.9 fb−1 of e+e− annihilation data taken at center-of-mass energies from 4.13 to 4.60 GeV with the BESIII detector operated at the BEPCII storage ring. The dark photon is assumed to be produced in the r

Externí odkaz: https://doaj.org/article/f7e51276007c4a9e97c438722492047d

Measurement of the e+e−→Σ0Σ¯0 cross sections at center-of-mass energies from 2.3864 to 3.0200GeV

Autor: M. Ablikim, M.N. Achasov, P. Adlarson, S. Ahmed, M. Albrecht, A. Amoroso, Q. An, Y. Bai, O. Bakina, R. Baldini Ferroli, I. Balossino, Y. Ban, K. Begzsuren, J.V. Bennett, N. Berger, M. Bertani, D. Bettoni, F. Bianchi, J. Biernat, J. Bloms, A. Bortone, I. Boyko, R.A. Briere, H. Cai, X. Cai, A. Calcaterra, G.F. Cao, N. Cao, S.A. Cetin, J.F. Chang, W.L. Chang, G. Chelkov, D.Y. Chen, G. Chen, H.S. Chen, M.L. Chen, S.J. Chen, X.R. Chen, Y.B. Chen, W. Cheng, G. Cibinetto, F. Cossio, X.F. Cui, H.L. Dai, J.P. Dai, X.C. Dai, A. Dbeyssi, R.B. de Boer, D. Dedovich, Z.Y. Deng, A. Denig, I. Denysenko, M. Destefanis, F. De Mori, Y. Ding, C. Dong, J. Dong, L.Y. Dong, M.Y. Dong, S.X. Du, J. Fang, S.S. Fang, Y. Fang, R. Farinelli, L. Fava, F. Feldbauer, G. Felici, C.Q. Feng, M. Fritsch, C.D. Fu, Y. Fu, X.L. Gao, Y. Gao, Y.G. Gao, I. Garzia, E.M. Gersabeck, A. Gilman, K. Goetzen, L. Gong, W.X. Gong, W. Gradl, M. Greco, L.M. Gu, M.H. Gu, S. Gu, Y.T. Gu, C.Y. Guan, A.Q. Guo, L.B. Guo, R.P. Guo, Y.P. Guo, A. Guskov, S. Han, T.T. Han, T.Z. Han, X.Q. Hao, F.A. Harris, K.L. He, F.H. Heinsius, T. Held, Y.K. Heng, M. Himmelreich, T. Holtmann, Y.R. Hou, Z.L. Hou, H.M. Hu, J.F. Hu, T. Hu, Y. Hu, G.S. Huang, L.Q. Huang, X.T. Huang, Z. Huang, N. Huesken, T. Hussain, W. Ikegami Andersson, W. Imoehl, M. Irshad, S. Jaeger, S. Janchiv, Q. Ji, Q.P. Ji, X.B. Ji, X.L. Ji, H.B. Jiang, X.S. Jiang, X.Y. Jiang, J.B. Jiao, Z. Jiao, S. Jin, Y. Jin, T. Johansson, N. Kalantar-Nayestanaki, X.S. Kang, R. Kappert, M. Kavatsyuk, B.C. Ke, I.K. Keshk, A. Khoukaz, P. Kiese, R. Kiuchi, R. Kliemt, L. Koch, O.B. Kolcu, B. Kopf, M. Kuemmel, M. Kuessner, A. Kupsc, M.G. Kurth, W. Kühn, J.J. Lane, J.S. Lange, P. Larin, L. Lavezzi, H. Leithoff, M. Lellmann, T. Lenz, C. Li, C.H. Li, Cheng Li, D.M. Li, F. Li, G. Li, H.B. Li, H.J. Li, J.L. Li, J.Q. Li, Ke Li, L.K. Li, Lei Li, P.L. Li, P.R. Li, S.Y. Li, W.D. Li, W.G. Li, X.H. Li, X.L. Li, Z.B. Li, Z.Y. Li, H. Liang, Y.F. Liang, Y.T. Liang, L.Z. Liao, J. Libby, C.X. Lin, B. Liu, B.J. Liu, C.X. Liu, D. Liu, D.Y. Liu, F.H. Liu, Fang Liu, Feng Liu, H.B. Liu, H.M. Liu, Huanhuan Liu, Huihui Liu, J.B. Liu, J.Y. Liu, K. Liu, K.Y. Liu, Ke Liu, L. Liu, Q. Liu, S.B. Liu, Shuai Liu, T. Liu, X. Liu, Y.B. Liu, Z.A. Liu, Z.Q. Liu, Y.F. Long, X.C. Lou, F.X. Lu, H.J. Lu, J.D. Lu, J.G. Lu, X.L. Lu, Y. Lu, Y.P. Lu, C.L. Luo, M.X. Luo, P.W. Luo, T. Luo, X.L. Luo, S. Lusso, X.R. Lyu, F.C. Ma, H.L. Ma, L.L. Ma, M.M. Ma, Q.M. Ma, R.Q. Ma, R.T. Ma, X.N. Ma, X.X. Ma, X.Y. Ma, Y.M. Ma, F.E. Maas, M. Maggiora, S. Maldaner, S. Malde, Q.A. Malik, A. Mangoni, Y.J. Mao, Z.P. Mao, S. Marcello, Z.X. Meng, J.G. Messchendorp, G. Mezzadri, T.J. Min, R.E. Mitchell, X.H. Mo, Y.J. Mo, N.Yu. Muchnoi, H. Muramatsu, S. Nakhoul, Y. Nefedov, F. Nerling, I.B. Nikolaev, Z. Ning, S. Nisar, S.L. Olsen, Q. Ouyang, S. Pacetti, X. Pan, Y. Pan, A. Pathak, P. Patteri, M. Pelizaeus, H.P. Peng, K. Peters, J. Pettersson, J.L. Ping, R.G. Ping, A. Pitka, R. Poling, V. Prasad, H. Qi, H.R. Qi, M. Qi, T.Y. Qi, S. Qian, W.-B. Qian, Z. Qian, C.F. Qiao, L.Q. Qin, X.P. Qin, X.S. Qin, Z.H. Qin, J.F. Qiu, S.Q. Qu, K.H. Rashid, K. Ravindran, C.F. Redmer, A. Rivetti, V. Rodin, M. Rolo, G. Rong, Ch. Rosner, M. Rump, A. Sarantsev, M. Savrié, Y. Schelhaas, C. Schnier, K. Schoenning, D.C. Shan, W. Shan, X.Y. Shan, M. Shao, C.P. Shen, P.X. Shen, X.Y. Shen, H.C. Shi, R.S. Shi, X. Shi, X.D. Shi, J.J. Song, Q.Q. Song, W.M. Song, Y.X. Song, S. Sosio, S. Spataro, F.F. Sui, G.X. Sun, J.F. Sun, L. Sun, S.S. Sun, T. Sun, W.Y. Sun, Y.J. Sun, Y.K. Sun, Y.Z. Sun, Z.T. Sun, Y.H. Tan, Y.X. Tan, C.J. Tang, G.Y. Tang, J. Tang, V. Thoren, B. Tsednee, I. Uman, B. Wang, B.L. Wang, C.W. Wang, D.Y. Wang, H.P. Wang, K. Wang, L.L. Wang, M. Wang, M.Z. Wang, Meng Wang, W.H. Wang, W.P. Wang, X. Wang, X.F. Wang, X.L. Wang, Y. Wang, Y.D. Wang, Y.F. Wang, Y.Q. Wang, Z. Wang, Z.Y. Wang, Ziyi Wang, Zongyuan Wang, T. Weber, D.H. Wei, P. Weidenkaff, F. Weidner, S.P. Wen, D.J. White, U. Wiedner, G. Wilkinson, M. Wolke, L. Wollenberg, J.F. Wu, L.H. Wu, L.J. Wu, X. Wu, Z. Wu, L. Xia, H. Xiao, S.Y. Xiao, Y.J. Xiao, Z.J. Xiao, X.H. Xie, Y.G. Xie, Y.H. Xie, T.Y. Xing, X.A. Xiong, G.F. Xu, J.J. Xu, Q.J. Xu, W. Xu, X.P. Xu, L. Yan, W.B. Yan, W.C. Yan, Xu Yan, H.J. Yang, H.X. Yang, L. Yang, R.X. Yang, S.L. Yang, Y.H. Yang, Y.X. Yang, Yifan Yang, Zhi Yang, M. Ye, M.H. Ye, J.H. Yin, Z.Y. You, B.X. Yu, C.X. Yu, G. Yu, J.S. Yu, T. Yu, C.Z. Yuan, W. Yuan, X.Q. Yuan, Y. Yuan, Z.Y. Yuan, C.X. Yue, A. Yuncu, A.A. Zafar, Y. Zeng, B.X. Zhang, Guangyi Zhang, H.H. Zhang, H.Y. Zhang, J.L. Zhang, J.Q. Zhang, J.W. Zhang, J.Y. Zhang, J.Z. Zhang, Jianyu Zhang, Jiawei Zhang, L. Zhang, Lei Zhang, S. Zhang, S.F. Zhang, T.J. Zhang, X.Y. Zhang, Y. Zhang, Y.H. Zhang, Y.T. Zhang, Yan Zhang, Yao Zhang, Yi Zhang, Z.H. Zhang, Z.Y. Zhang, G. Zhao, J. Zhao, J.Y. Zhao, J.Z. Zhao, Lei Zhao, Ling Zhao, M.G. Zhao, Q. Zhao, S.J. Zhao, Y.B. Zhao, Y.X. Zhao, Z.G. Zhao, A. Zhemchugov, B. Zheng, J.P. Zheng, Y. Zheng, Y.H. Zheng, B. Zhong, C. Zhong, L.P. Zhou, Q. Zhou, X. Zhou, X.K. Zhou, X.R. Zhou, A.N. Zhu, J. Zhu, K. Zhu, K.J. Zhu, S.H. Zhu, W.J. Zhu, X.L. Zhu, Y.C. Zhu, Z.A. Zhu, B.S. Zou, J.H. Zou

Publikováno v: Physics Letters B, Vol 831, Iss , Pp 137187- (2022)

The Born cross sections of e+e−→Σ0Σ¯0 are measured at center-of-mass energies from 2.3864 to 3.0200 GeV using data samples with an integrated luminosity of 328.5 pb−1 collected with the BESIII detector operating at the BEPCII collider. The a

Externí odkaz: https://doaj.org/article/1a63dddeb0ed42378b0cdbe5032b9980

Measurement of cross section for e+e−→Ξ0Ξ¯0 near threshold

Autor: M. Ablikim, M.N. Achasov, P. Adlarson, S. Ahmed, M. Albrecht, R. Aliberti, A. Amoroso, M.R. An, Q. An, X.H. Bai, Y. Bai, O. Bakina, R. Baldini Ferroli, I. Balossino, Y. Ban, K. Begzsuren, N. Berger, M. Bertani, D. Bettoni, F. Bianchi, J. Bloms, A. Bortone, I. Boyko, R.A. Briere, H. Cai, X. Cai, A. Calcaterra, G.F. Cao, N. Cao, S.A. Cetin, X.Y. Chai, J.F. Chang, W.L. Chang, G. Chelkov, D.Y. Chen, G. Chen, H.S. Chen, M.L. Chen, S.J. Chen, X.R. Chen, Y.B. Chen, Z.J. Chen, W.S. Cheng, G. Cibinetto, F. Cossio, X.F. Cui, H.L. Dai, X.C. Dai, A. Dbeyssi, R.E. de Boer, D. Dedovich, Z.Y. Deng, A. Denig, I. Denysenko, M. Destefanis, F. De Mori, Y. Ding, C. Dong, J. Dong, L.Y. Dong, M.Y. Dong, X. Dong, S.X. Du, Y.L. Fan, J. Fang, S.S. Fang, Y. Fang, R. Farinelli, L. Fava, F. Feldbauer, G. Felici, C.Q. Feng, J.H. Feng, M. Fritsch, C.D. Fu, Y. Gao, Y.G. Gao, I. Garzia, P.T. Ge, C. Geng, E.M. Gersabeck, A. Gilman, K. Goetzen, L. Gong, W.X. Gong, W. Gradl, M. Greco, L.M. Gu, M.H. Gu, S. Gu, Y.T. Gu, C.Y. Guan, A.Q. Guo, L.B. Guo, R.P. Guo, Y.P. Guo, A. Guskov, T.T. Han, W.Y. Han, X.Q. Hao, F.A. Harris, N. Hüsken, K.L. He, F.H. Heinsius, C.H. Heinz, T. Held, Y.K. Heng, C. Herold, M. Himmelreich, T. Holtmann, G.Y. Hou, Y.R. Hou, Z.L. Hou, H.M. Hu, J.F. Hu, T. Hu, Y. Hu, G.S. Huang, L.Q. Huang, X.T. Huang, Y.P. Huang, Z. Huang, T. Hussain, W. Ikegami Andersson, W. Imoehl, M. Irshad, S. Jaeger, S. Janchiv, Q. Ji, Q.P. Ji, X.B. Ji, X.L. Ji, Y.Y. Ji, H.B. Jiang, X.S. Jiang, J.B. Jiao, Z. Jiao, S. Jin, Y. Jin, M.Q. Jing, T. Johansson, N. Kalantar-Nayestanaki, X.S. Kang, R. Kappert, M. Kavatsyuk, B.C. Ke, I.K. Keshk, A. Khoukaz, P. Kiese, R. Kiuchi, R. Kliemt, L. Koch, O.B. Kolcu, B. Kopf, M. Kuemmel, M. Kuessner, A. Kupsc, M.G. Kurth, W. Kühn, J.J. Lane, J.S. Lange, P. Larin, A. Lavania, L. Lavezzi, Z.H. Lei, H. Leithoff, M. Lellmann, T. Lenz, C. Li, C.H. Li, Cheng Li, D.M. Li, F. Li, G. Li, H. Li, H.B. Li, H.J. Li, J.L. Li, J.Q. Li, J.S. Li, Ke Li, L.K. Li, Lei Li, P.R. Li, S.Y. Li, W.D. Li, W.G. Li, X.H. Li, X.L. Li, Xiaoyu Li, Z.Y. Li, H. Liang, Y.F. Liang, Y.T. Liang, G.R. Liao, L.Z. Liao, J. Libby, C.X. Lin, B.J. Liu, C.X. Liu, D. Liu, F.H. Liu, Fang Liu, Feng Liu, H.B. Liu, H.M. Liu, Huanhuan Liu, Huihui Liu, J.B. Liu, J.L. Liu, J.Y. Liu, K. Liu, K.Y. Liu, L. Liu, M.H. Liu, P.L. Liu, Q. Liu, S.B. Liu, Shuai Liu, T. Liu, W.M. Liu, X. Liu, Y. Liu, Y.B. Liu, Z.A. Liu, Z.Q. Liu, X.C. Lou, F.X. Lu, H.J. Lu, J.D. Lu, J.G. Lu, X.L. Lu, Y. Lu, Y.P. Lu, C.L. Luo, M.X. Luo, P.W. Luo, T. Luo, X.L. Luo, X.R. Lyu, F.C. Ma, H.L. Ma, L.L. Ma, M.M. Ma, Q.M. Ma, R.Q. Ma, R.T. Ma, X.X. Ma, X.Y. Ma, F.E. Maas, M. Maggiora, S. Maldaner, S. Malde, Q.A. Malik, A. Mangoni, Y.J. Mao, Z.P. Mao, S. Marcello, Z.X. Meng, J.G. Messchendorp, G. Mezzadri, T.J. Min, R.E. Mitchell, X.H. Mo, Y.J. Mo, N.Yu. Muchnoi, H. Muramatsu, S. Nakhoul, Y. Nefedov, F. Nerling, I.B. Nikolaev, Z. Ning, S. Nisar, S.L. Olsen, Q. Ouyang, S. Pacetti, X. Pan, Y. Pan, A. Pathak, P. Patteri, M. 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Publikováno v: Physics Letters B, Vol 820, Iss , Pp 136557- (2021)

Using e+e− collision data at ten center-of-mass energies between 2.644 and 3.080 GeV collected with the BESIII detector at BEPCII and corresponding to an integrated luminosity of about 500 pb−1, we measure the cross sections and effective form fa

Externí odkaz: https://doaj.org/article/17c575cdfc96442096ae42a69fae10c8