双cabibbo抑制衰变D+→K+π0、D+→K+η和D+→K+η的绝对分支分数测量

IF 5.5 1区 物理与天体物理 Q1 Physics and Astronomy
The BESIII collaboration, M. Ablikim, M. N. Achasov, P. Adlarson, X. C. Ai, R. Aliberti, A. Amoroso, Q. An, Y. Bai, O. Bakina, 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, M. H. Cai, X. Cai, A. Calcaterra, G. F. Cao, N. Cao, S. A. Cetin, X. Y. Chai, J. F. Chang, G. R. Che, Y. Z. Che, 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, X. Y. Chen, Y. B. Chen, Y. Q. Chen, Y. Q. Chen, Z. Chen, Z. J. Chen, Z. K. Chen, S. K. Choi, X. Chu, G. Cibinetto, F. Cossio, J. Cottee-Meldrum, 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, Y. Ding, Y. X. Ding, J. Dong, L. Y. Dong, M. Y. Dong, X. Dong, M. C. Du, S. X. Du, S. X. Du, Y. Y. Duan, P. Egorov, G. F. Fan, J. J. Fan, Y. H. Fan, J. Fang, J. Fang, S. S. Fang, W. X. Fang, Y. Q. Fang, R. Farinelli, L. Fava, F. Feldbauer, G. Felici, C. Q. Feng, J. H. Feng, L. Feng, Q. X. Feng, Y. T. Feng, M. Fritsch, C. D. Fu, J. L. Fu, Y. W. Fu, H. Gao, X. B. Gao, Y. Gao, Y. N. Gao, Y. N. Gao, Y. Y. Gao, S. Garbolino, I. Garzia, P. T. Ge, Z. W. Ge, C. Geng, E. M. Gersabeck, A. Gilman, K. Goetzen, J. D. Gong, L. Gong, W. X. Gong, W. Gradl, S. Gramigna, M. Greco, M. H. Gu, Y. T. Gu, C. Y. 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, F. Hanisch, K. D. Hao, X. Q. Hao, F. A. Harris, K. K. He, K. L. He, F. H. Heinsius, C. H. Heinz, Y. K. Heng, C. Herold, P. C. Hong, G. Y. Hou, X. T. Hou, Y. R. Hou, Z. L. Hou, H. M. Hu, J. F. Hu, Q. P. Hu, S. L. Hu, T. Hu, Y. Hu, Z. M. Hu, G. S. Huang, K. X. Huang, L. Q. Huang, P. Huang, X. T. Huang, Y. P. Huang, Y. S. Huang, T. Hussain, N. Hüsken, N. in der Wiesche, J. Jackson, Q. Ji, Q. P. Ji, W. Ji, X. B. Ji, X. L. Ji, Y. Y. Ji, Z. K. Jia, D. Jiang, H. B. Jiang, P. C. Jiang, S. J. 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, Q. Lan, W. N. Lan, T. T. Lei, M. Lellmann, T. Lenz, C. Li, C. Li, C. Li, C. H. Li, C. K. 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, K. Li, K. L. Li, K. L. Li, L. J. Li, Lei Li, M. H. Li, M. R. Li, P. L. Li, P. R. Li, Q. M. Li, Q. X. Li, R. Li, S. X. Li, T. Li, T. Y. Li, W. D. Li, W. G. Li, X. Li, X. H. Li, X. L. Li, X. Y. Li, X. Z. Li, Y. Li, Y. G. Li, Y. P. Li, Z. J. Li, Z. Y. Li, H. Liang, Y. F. Liang, Y. T. Liang, G. R. Liao, L. B. Liao, M. H. Liao, Y. P. Liao, J. Libby, A. Limphirat, C. C. Lin, D. X. Lin, L. Q. Lin, T. Lin, B. J. Liu, B. X. Liu, C. Liu, C. X. Liu, F. Liu, F. H. Liu, Feng Liu, G. M. Liu, H. Liu, H. B. Liu, H. H. Liu, H. M. Liu, Huihui Liu, J. B. Liu, J. J. Liu, K. Liu, K. Liu, K. Y. Liu, Ke 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, W. T. Liu, X. Liu, X. Liu, X. K. Liu, X. Y. Liu, Y. Liu, Y. Liu, Yuan 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. H. Lu, Y. P. Lu, Z. H. Lu, C. L. Luo, J. R. Luo, J. S. Luo, M. X. Luo, T. Luo, X. L. Luo, Z. Y. Lv, X. R. Lyu, Y. F. Lyu, Y. H. Lyu, F. C. Ma, H. L. Ma, J. L. Ma, L. L. Ma, L. R. Ma, Q. M. Ma, R. Q. Ma, R. Y. Ma, T. Ma, X. T. Ma, X. Y. Ma, Y. M. Ma, F. E. Maas, I. MacKay, M. Maggiora, S. Malde, Q. A. Malik, H. X. Mao, Y. J. Mao, Z. P. Mao, S. Marcello, A. Marshall, F. M. Melendi, Y. H. Meng, Z. X. Meng, 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, C. Normand, S. L. Olsen, Q. Ouyang, S. Pacetti, X. Pan, Y. Pan, A. Pathak, Y. P. Pei, M. Pelizaeus, H. P. Peng, X. J. Peng, Y. Y. Peng, K. Peters, K. Petridis, J. L. Ping, R. G. Ping, S. Plura, V. Prasad, F. Z. Qi, H. R. Qi, M. Qi, S. Qian, W. B. Qian, C. F. Qiao, J. H. Qiao, J. J. Qin, J. L. Qin, L. Q. Qin, L. Y. Qin, P. B. Qin, X. P. Qin, X. S. Qin, Z. H. Qin, J. F. Qiu, Z. H. Qu, J. Rademacker, C. F. Redmer, A. Rivetti, M. Rolo, G. Rong, S. S. Rong, F. Rosini, Ch. Rosner, M. Q. 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, J. L. Shi, J. Y. Shi, S. Y. Shi, X. Shi, H. L. Song, J. J. Song, T. Z. Song, W. M. Song, Y. J. Song, Y. X. Song, S. Sosio, S. Spataro, F. Stieler, S. S Su, 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, Y. C. Sun, Y. H. Sun, Y. J. Sun, Y. Z. Sun, Z. Q. Sun, Z. T. Sun, C. J. Tang, G. Y. Tang, J. Tang, J. J. Tang, L. F. Tang, Y. A. Tang, L. Y. Tao, M. Tat, J. X. Teng, J. Y. Tian, W. H. Tian, Y. Tian, Z. F. Tian, I. Uman, B. Wang, B. Wang, Bo Wang, C. Wang, C. Wang, Cong Wang, D. Y. Wang, H. J. Wang, J. J. Wang, K. Wang, L. L. Wang, L. W. Wang, M. Wang, M. Wang, N. Y. Wang, S. Wang, T. Wang, T. J. Wang, W. Wang, Wei 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. H. Wang, Y. J. Wang, Y. L. Wang, Y. N. Wang, Y. Q. Wang, Yaqian Wang, Yi Wang, Yuan Wang, Z. Wang, Z. L. Wang, Z. L. Wang, Z. Q. Wang, Z. Y. Wang, D. H. Wei, H. R. Wei, F. Weidner, S. P. Wen, Y. R. Wen, U. Wiedner, G. Wilkinson, M. Wolke, C. Wu, J. F. Wu, L. H. Wu, L. J. Wu, L. J. Wu, Lianjie Wu, S. G. Wu, S. M. Wu, X. Wu, X. H. Wu, Y. J. Wu, Z. Wu, L. Xia, X. M. Xian, B. H. Xiang, D. Xiao, G. Y. Xiao, H. Xiao, Y. L. Xiao, Z. J. Xiao, C. Xie, K. J. 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, H. Y. Xu, M. Xu, Q. J. Xu, Q. N. Xu, T. D. Xu, W. Xu, W. L. Xu, X. P. Xu, Y. Xu, Y. Xu, Y. C. Xu, Z. S. Xu, F. Yan, H. Y. Yan, L. Yan, W. B. Yan, W. C. Yan, W. H. Yan, W. P. Yan, X. Q. Yan, H. J. Yang, H. L. Yang, H. X. Yang, J. H. Yang, R. J. Yang, T. Yang, Y. Yang, Y. F. Yang, Y. H. Yang, Y. Q. Yang, Y. X. Yang, Y. Z. Yang, M. Ye, M. H. Ye, Z. J. Ye, Junhao Yin, Z. Y. You, B. X. Yu, C. X. Yu, G. Yu, J. S. Yu, L. Q. Yu, M. C. Yu, T. Yu, X. D. Yu, Y. C. Yu, C. Z. Yuan, H. Yuan, J. Yuan, J. Yuan, L. Yuan, S. C. Yuan, X. Q. Yuan, Y. Yuan, Z. Y. Yuan, C. X. Yue, Ying Yue, A. A. Zafar, S. H. Zeng, X. Zeng, Y. Zeng, Yujie 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, G. Y. Zhang, H. Zhang, H. Zhang, H. C. Zhang, H. H. Zhang, H. Q. Zhang, H. R. Zhang, H. Y. Zhang, Jin 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, N. Zhang, P. Zhang, Q. Zhang, Q. Y. Zhang, R. Y. Zhang, S. H. Zhang, Shulei Zhang, X. M. Zhang, X. Y Zhang, X. Y. Zhang, Y. Zhang, Y. Zhang, Y. T. Zhang, Y. H. Zhang, Y. M. Zhang, Y. P. Zhang, Z. D. Zhang, Z. H. Zhang, Z. L. Zhang, Z. L. Zhang, Z. X. Zhang, Z. Y. Zhang, Z. Y. Zhang, Z. Z. Zhang, Zh. Zh. Zhang, G. Zhao, J. Y. Zhao, J. Z. Zhao, L. Zhao, L. Zhao, M. G. Zhao, N. Zhao, R. P. Zhao, S. J. Zhao, Y. B. Zhao, Y. L. Zhao, Y. X. Zhao, Z. G. Zhao, A. Zhemchugov, B. Zheng, B. M. Zheng, J. P. Zheng, W. J. Zheng, X. R. Zheng, Y. H. Zheng, B. Zhong, C. Zhong, H. Zhou, J. Q. Zhou, J. Y. Zhou, S. Zhou, X. Zhou, X. K. Zhou, X. R. Zhou, X. Y. Zhou, Y. X. Zhou, Y. Z. Zhou, A. N. Zhu, J. Zhu, K. Zhu, K. J. Zhu, K. S. Zhu, L. Zhu, L. X. Zhu, S. H. Zhu, T. J. Zhu, W. D. Zhu, W. D. Zhu, W. J. Zhu, W. Z. Zhu, Y. C. Zhu, Z. A. Zhu, X. Y. Zhuang, J. H. Zou, J. Zu
{"title":"双cabibbo抑制衰变D+→K+π0、D+→K+η和D+→K+η的绝对分支分数测量","authors":"The BESIII collaboration,&nbsp;M. Ablikim,&nbsp;M. N. Achasov,&nbsp;P. Adlarson,&nbsp;X. C. Ai,&nbsp;R. Aliberti,&nbsp;A. Amoroso,&nbsp;Q. An,&nbsp;Y. Bai,&nbsp;O. Bakina,&nbsp;Y. Ban,&nbsp;H.-R. Bao,&nbsp;V. Batozskaya,&nbsp;K. Begzsuren,&nbsp;N. Berger,&nbsp;M. Berlowski,&nbsp;M. Bertani,&nbsp;D. Bettoni,&nbsp;F. Bianchi,&nbsp;E. Bianco,&nbsp;A. Bortone,&nbsp;I. Boyko,&nbsp;R. A. Briere,&nbsp;A. Brueggemann,&nbsp;H. Cai,&nbsp;M. H. Cai,&nbsp;X. Cai,&nbsp;A. Calcaterra,&nbsp;G. F. Cao,&nbsp;N. Cao,&nbsp;S. A. Cetin,&nbsp;X. Y. Chai,&nbsp;J. F. Chang,&nbsp;G. R. Che,&nbsp;Y. Z. Che,&nbsp;C. H. Chen,&nbsp;Chao Chen,&nbsp;G. Chen,&nbsp;H. S. Chen,&nbsp;H. Y. Chen,&nbsp;M. L. Chen,&nbsp;S. J. Chen,&nbsp;S. L. Chen,&nbsp;S. M. Chen,&nbsp;T. Chen,&nbsp;X. R. Chen,&nbsp;X. T. Chen,&nbsp;X. Y. Chen,&nbsp;Y. B. Chen,&nbsp;Y. Q. Chen,&nbsp;Y. Q. Chen,&nbsp;Z. Chen,&nbsp;Z. J. Chen,&nbsp;Z. K. Chen,&nbsp;S. K. Choi,&nbsp;X. Chu,&nbsp;G. Cibinetto,&nbsp;F. Cossio,&nbsp;J. Cottee-Meldrum,&nbsp;J. J. Cui,&nbsp;H. L. Dai,&nbsp;J. P. Dai,&nbsp;A. Dbeyssi,&nbsp;R. E. de Boer,&nbsp;D. Dedovich,&nbsp;C. Q. Deng,&nbsp;Z. Y. Deng,&nbsp;A. Denig,&nbsp;I. Denysenko,&nbsp;M. Destefanis,&nbsp;F. De Mori,&nbsp;B. Ding,&nbsp;X. X. Ding,&nbsp;Y. Ding,&nbsp;Y. Ding,&nbsp;Y. X. Ding,&nbsp;J. Dong,&nbsp;L. Y. Dong,&nbsp;M. Y. Dong,&nbsp;X. Dong,&nbsp;M. C. Du,&nbsp;S. X. Du,&nbsp;S. X. Du,&nbsp;Y. Y. Duan,&nbsp;P. Egorov,&nbsp;G. F. Fan,&nbsp;J. J. Fan,&nbsp;Y. H. Fan,&nbsp;J. Fang,&nbsp;J. Fang,&nbsp;S. S. Fang,&nbsp;W. X. Fang,&nbsp;Y. Q. Fang,&nbsp;R. Farinelli,&nbsp;L. Fava,&nbsp;F. Feldbauer,&nbsp;G. Felici,&nbsp;C. Q. Feng,&nbsp;J. H. Feng,&nbsp;L. Feng,&nbsp;Q. X. Feng,&nbsp;Y. T. Feng,&nbsp;M. Fritsch,&nbsp;C. D. Fu,&nbsp;J. L. Fu,&nbsp;Y. W. Fu,&nbsp;H. Gao,&nbsp;X. B. Gao,&nbsp;Y. Gao,&nbsp;Y. N. Gao,&nbsp;Y. N. Gao,&nbsp;Y. Y. Gao,&nbsp;S. Garbolino,&nbsp;I. Garzia,&nbsp;P. T. Ge,&nbsp;Z. W. Ge,&nbsp;C. Geng,&nbsp;E. M. Gersabeck,&nbsp;A. Gilman,&nbsp;K. Goetzen,&nbsp;J. D. Gong,&nbsp;L. Gong,&nbsp;W. X. Gong,&nbsp;W. Gradl,&nbsp;S. Gramigna,&nbsp;M. Greco,&nbsp;M. H. Gu,&nbsp;Y. T. Gu,&nbsp;C. Y. Guan,&nbsp;A. Q. Guo,&nbsp;L. B. Guo,&nbsp;M. J. Guo,&nbsp;R. P. Guo,&nbsp;Y. P. Guo,&nbsp;A. Guskov,&nbsp;J. Gutierrez,&nbsp;K. L. Han,&nbsp;T. T. Han,&nbsp;F. Hanisch,&nbsp;K. D. Hao,&nbsp;X. Q. Hao,&nbsp;F. A. Harris,&nbsp;K. K. He,&nbsp;K. L. He,&nbsp;F. H. Heinsius,&nbsp;C. H. Heinz,&nbsp;Y. K. Heng,&nbsp;C. Herold,&nbsp;P. C. Hong,&nbsp;G. Y. Hou,&nbsp;X. T. Hou,&nbsp;Y. R. Hou,&nbsp;Z. L. Hou,&nbsp;H. M. Hu,&nbsp;J. F. Hu,&nbsp;Q. P. Hu,&nbsp;S. L. Hu,&nbsp;T. Hu,&nbsp;Y. Hu,&nbsp;Z. M. Hu,&nbsp;G. S. Huang,&nbsp;K. X. Huang,&nbsp;L. Q. Huang,&nbsp;P. Huang,&nbsp;X. T. Huang,&nbsp;Y. P. Huang,&nbsp;Y. S. Huang,&nbsp;T. Hussain,&nbsp;N. Hüsken,&nbsp;N. in der Wiesche,&nbsp;J. Jackson,&nbsp;Q. Ji,&nbsp;Q. P. Ji,&nbsp;W. Ji,&nbsp;X. B. Ji,&nbsp;X. L. Ji,&nbsp;Y. Y. Ji,&nbsp;Z. K. Jia,&nbsp;D. Jiang,&nbsp;H. B. Jiang,&nbsp;P. C. Jiang,&nbsp;S. J. Jiang,&nbsp;T. J. Jiang,&nbsp;X. S. Jiang,&nbsp;Y. Jiang,&nbsp;J. B. Jiao,&nbsp;J. K. Jiao,&nbsp;Z. Jiao,&nbsp;S. Jin,&nbsp;Y. Jin,&nbsp;M. Q. Jing,&nbsp;X. M. Jing,&nbsp;T. Johansson,&nbsp;S. Kabana,&nbsp;N. Kalantar-Nayestanaki,&nbsp;X. L. Kang,&nbsp;X. S. Kang,&nbsp;M. Kavatsyuk,&nbsp;B. C. Ke,&nbsp;V. Khachatryan,&nbsp;A. Khoukaz,&nbsp;R. Kiuchi,&nbsp;O. B. Kolcu,&nbsp;B. Kopf,&nbsp;M. Kuessner,&nbsp;X. Kui,&nbsp;N. Kumar,&nbsp;A. Kupsc,&nbsp;W. Kühn,&nbsp;Q. Lan,&nbsp;W. N. Lan,&nbsp;T. T. Lei,&nbsp;M. Lellmann,&nbsp;T. Lenz,&nbsp;C. Li,&nbsp;C. Li,&nbsp;C. Li,&nbsp;C. H. Li,&nbsp;C. K. Li,&nbsp;D. M. Li,&nbsp;F. Li,&nbsp;G. Li,&nbsp;H. B. Li,&nbsp;H. J. Li,&nbsp;H. N. Li,&nbsp;Hui Li,&nbsp;J. R. Li,&nbsp;J. S. Li,&nbsp;K. Li,&nbsp;K. L. Li,&nbsp;K. L. Li,&nbsp;L. J. Li,&nbsp;Lei Li,&nbsp;M. H. Li,&nbsp;M. R. Li,&nbsp;P. L. Li,&nbsp;P. R. Li,&nbsp;Q. M. Li,&nbsp;Q. X. Li,&nbsp;R. Li,&nbsp;S. X. Li,&nbsp;T. Li,&nbsp;T. Y. Li,&nbsp;W. D. Li,&nbsp;W. G. Li,&nbsp;X. Li,&nbsp;X. H. Li,&nbsp;X. L. Li,&nbsp;X. Y. Li,&nbsp;X. Z. Li,&nbsp;Y. Li,&nbsp;Y. G. Li,&nbsp;Y. P. Li,&nbsp;Z. J. Li,&nbsp;Z. Y. Li,&nbsp;H. Liang,&nbsp;Y. F. Liang,&nbsp;Y. T. Liang,&nbsp;G. R. Liao,&nbsp;L. B. Liao,&nbsp;M. H. Liao,&nbsp;Y. P. Liao,&nbsp;J. Libby,&nbsp;A. Limphirat,&nbsp;C. C. Lin,&nbsp;D. X. Lin,&nbsp;L. Q. Lin,&nbsp;T. Lin,&nbsp;B. J. Liu,&nbsp;B. X. Liu,&nbsp;C. Liu,&nbsp;C. X. Liu,&nbsp;F. Liu,&nbsp;F. H. Liu,&nbsp;Feng Liu,&nbsp;G. M. Liu,&nbsp;H. Liu,&nbsp;H. B. Liu,&nbsp;H. H. Liu,&nbsp;H. M. Liu,&nbsp;Huihui Liu,&nbsp;J. B. Liu,&nbsp;J. J. Liu,&nbsp;K. Liu,&nbsp;K. Liu,&nbsp;K. Y. Liu,&nbsp;Ke Liu,&nbsp;L. C. Liu,&nbsp;Lu Liu,&nbsp;M. H. Liu,&nbsp;P. L. Liu,&nbsp;Q. Liu,&nbsp;S. B. Liu,&nbsp;T. Liu,&nbsp;W. K. Liu,&nbsp;W. M. Liu,&nbsp;W. T. Liu,&nbsp;X. Liu,&nbsp;X. Liu,&nbsp;X. K. Liu,&nbsp;X. Y. Liu,&nbsp;Y. Liu,&nbsp;Y. Liu,&nbsp;Yuan Liu,&nbsp;Y. B. Liu,&nbsp;Z. A. Liu,&nbsp;Z. D. Liu,&nbsp;Z. Q. Liu,&nbsp;X. C. Lou,&nbsp;F. X. Lu,&nbsp;H. J. Lu,&nbsp;J. G. Lu,&nbsp;X. L. Lu,&nbsp;Y. Lu,&nbsp;Y. H. Lu,&nbsp;Y. P. Lu,&nbsp;Z. H. Lu,&nbsp;C. L. Luo,&nbsp;J. R. Luo,&nbsp;J. S. Luo,&nbsp;M. X. Luo,&nbsp;T. Luo,&nbsp;X. L. Luo,&nbsp;Z. Y. Lv,&nbsp;X. R. Lyu,&nbsp;Y. F. Lyu,&nbsp;Y. H. Lyu,&nbsp;F. C. Ma,&nbsp;H. L. Ma,&nbsp;J. L. Ma,&nbsp;L. L. Ma,&nbsp;L. R. Ma,&nbsp;Q. M. Ma,&nbsp;R. Q. Ma,&nbsp;R. Y. Ma,&nbsp;T. Ma,&nbsp;X. T. Ma,&nbsp;X. Y. Ma,&nbsp;Y. M. Ma,&nbsp;F. E. Maas,&nbsp;I. MacKay,&nbsp;M. Maggiora,&nbsp;S. Malde,&nbsp;Q. A. Malik,&nbsp;H. X. Mao,&nbsp;Y. J. Mao,&nbsp;Z. P. Mao,&nbsp;S. Marcello,&nbsp;A. Marshall,&nbsp;F. M. Melendi,&nbsp;Y. H. Meng,&nbsp;Z. X. Meng,&nbsp;G. Mezzadri,&nbsp;H. Miao,&nbsp;T. J. Min,&nbsp;R. E. Mitchell,&nbsp;X. H. Mo,&nbsp;B. Moses,&nbsp;N. Yu. Muchnoi,&nbsp;J. Muskalla,&nbsp;Y. Nefedov,&nbsp;F. Nerling,&nbsp;L. S. Nie,&nbsp;I. B. Nikolaev,&nbsp;Z. Ning,&nbsp;S. Nisar,&nbsp;Q. L. Niu,&nbsp;W. D. Niu,&nbsp;C. Normand,&nbsp;S. L. Olsen,&nbsp;Q. Ouyang,&nbsp;S. Pacetti,&nbsp;X. Pan,&nbsp;Y. Pan,&nbsp;A. Pathak,&nbsp;Y. P. Pei,&nbsp;M. Pelizaeus,&nbsp;H. P. Peng,&nbsp;X. J. Peng,&nbsp;Y. Y. Peng,&nbsp;K. Peters,&nbsp;K. Petridis,&nbsp;J. L. Ping,&nbsp;R. G. Ping,&nbsp;S. Plura,&nbsp;V. Prasad,&nbsp;F. Z. Qi,&nbsp;H. R. Qi,&nbsp;M. Qi,&nbsp;S. Qian,&nbsp;W. B. Qian,&nbsp;C. F. Qiao,&nbsp;J. H. Qiao,&nbsp;J. J. Qin,&nbsp;J. L. Qin,&nbsp;L. Q. Qin,&nbsp;L. Y. Qin,&nbsp;P. B. Qin,&nbsp;X. P. Qin,&nbsp;X. S. Qin,&nbsp;Z. H. Qin,&nbsp;J. F. Qiu,&nbsp;Z. H. Qu,&nbsp;J. Rademacker,&nbsp;C. F. Redmer,&nbsp;A. Rivetti,&nbsp;M. Rolo,&nbsp;G. Rong,&nbsp;S. S. Rong,&nbsp;F. Rosini,&nbsp;Ch. Rosner,&nbsp;M. Q. Ruan,&nbsp;N. Salone,&nbsp;A. Sarantsev,&nbsp;Y. Schelhaas,&nbsp;K. Schoenning,&nbsp;M. Scodeggio,&nbsp;K. Y. Shan,&nbsp;W. Shan,&nbsp;X. Y. Shan,&nbsp;Z. J. Shang,&nbsp;J. F. Shangguan,&nbsp;L. G. Shao,&nbsp;M. Shao,&nbsp;C. P. Shen,&nbsp;H. F. Shen,&nbsp;W. H. Shen,&nbsp;X. Y. Shen,&nbsp;B. A. Shi,&nbsp;H. Shi,&nbsp;J. L. Shi,&nbsp;J. Y. Shi,&nbsp;S. Y. Shi,&nbsp;X. Shi,&nbsp;H. L. Song,&nbsp;J. J. Song,&nbsp;T. Z. Song,&nbsp;W. M. Song,&nbsp;Y. J. Song,&nbsp;Y. X. Song,&nbsp;S. Sosio,&nbsp;S. Spataro,&nbsp;F. Stieler,&nbsp;S. S Su,&nbsp;Y. J. Su,&nbsp;G. B. Sun,&nbsp;G. X. Sun,&nbsp;H. Sun,&nbsp;H. K. Sun,&nbsp;J. F. Sun,&nbsp;K. Sun,&nbsp;L. Sun,&nbsp;S. S. Sun,&nbsp;T. Sun,&nbsp;Y. C. Sun,&nbsp;Y. H. Sun,&nbsp;Y. J. Sun,&nbsp;Y. Z. Sun,&nbsp;Z. Q. Sun,&nbsp;Z. T. Sun,&nbsp;C. J. Tang,&nbsp;G. Y. Tang,&nbsp;J. Tang,&nbsp;J. J. Tang,&nbsp;L. F. Tang,&nbsp;Y. A. Tang,&nbsp;L. Y. Tao,&nbsp;M. Tat,&nbsp;J. X. Teng,&nbsp;J. Y. Tian,&nbsp;W. H. Tian,&nbsp;Y. Tian,&nbsp;Z. F. Tian,&nbsp;I. Uman,&nbsp;B. Wang,&nbsp;B. Wang,&nbsp;Bo Wang,&nbsp;C. Wang,&nbsp;C. Wang,&nbsp;Cong Wang,&nbsp;D. Y. Wang,&nbsp;H. J. Wang,&nbsp;J. J. Wang,&nbsp;K. Wang,&nbsp;L. L. Wang,&nbsp;L. W. Wang,&nbsp;M. Wang,&nbsp;M. Wang,&nbsp;N. Y. Wang,&nbsp;S. Wang,&nbsp;T. Wang,&nbsp;T. J. Wang,&nbsp;W. Wang,&nbsp;Wei Wang,&nbsp;W. P. Wang,&nbsp;X. Wang,&nbsp;X. F. Wang,&nbsp;X. J. Wang,&nbsp;X. L. Wang,&nbsp;X. N. Wang,&nbsp;Y. Wang,&nbsp;Y. D. Wang,&nbsp;Y. F. Wang,&nbsp;Y. H. Wang,&nbsp;Y. J. Wang,&nbsp;Y. L. Wang,&nbsp;Y. N. Wang,&nbsp;Y. Q. Wang,&nbsp;Yaqian Wang,&nbsp;Yi Wang,&nbsp;Yuan Wang,&nbsp;Z. Wang,&nbsp;Z. L. Wang,&nbsp;Z. L. Wang,&nbsp;Z. Q. Wang,&nbsp;Z. Y. Wang,&nbsp;D. H. Wei,&nbsp;H. R. Wei,&nbsp;F. Weidner,&nbsp;S. P. Wen,&nbsp;Y. R. Wen,&nbsp;U. Wiedner,&nbsp;G. Wilkinson,&nbsp;M. Wolke,&nbsp;C. Wu,&nbsp;J. F. Wu,&nbsp;L. H. Wu,&nbsp;L. J. Wu,&nbsp;L. J. Wu,&nbsp;Lianjie Wu,&nbsp;S. G. Wu,&nbsp;S. M. Wu,&nbsp;X. Wu,&nbsp;X. H. Wu,&nbsp;Y. J. Wu,&nbsp;Z. Wu,&nbsp;L. Xia,&nbsp;X. M. Xian,&nbsp;B. H. Xiang,&nbsp;D. Xiao,&nbsp;G. Y. Xiao,&nbsp;H. Xiao,&nbsp;Y. L. Xiao,&nbsp;Z. J. Xiao,&nbsp;C. Xie,&nbsp;K. J. Xie,&nbsp;X. H. Xie,&nbsp;Y. Xie,&nbsp;Y. G. Xie,&nbsp;Y. H. Xie,&nbsp;Z. P. Xie,&nbsp;T. Y. Xing,&nbsp;C. F. Xu,&nbsp;C. J. Xu,&nbsp;G. F. Xu,&nbsp;H. Y. Xu,&nbsp;H. Y. Xu,&nbsp;M. Xu,&nbsp;Q. J. Xu,&nbsp;Q. N. Xu,&nbsp;T. D. Xu,&nbsp;W. Xu,&nbsp;W. L. Xu,&nbsp;X. P. Xu,&nbsp;Y. Xu,&nbsp;Y. Xu,&nbsp;Y. C. Xu,&nbsp;Z. S. Xu,&nbsp;F. Yan,&nbsp;H. Y. Yan,&nbsp;L. Yan,&nbsp;W. B. Yan,&nbsp;W. C. Yan,&nbsp;W. H. Yan,&nbsp;W. P. Yan,&nbsp;X. Q. Yan,&nbsp;H. J. Yang,&nbsp;H. L. Yang,&nbsp;H. X. Yang,&nbsp;J. H. Yang,&nbsp;R. J. Yang,&nbsp;T. Yang,&nbsp;Y. Yang,&nbsp;Y. F. Yang,&nbsp;Y. H. Yang,&nbsp;Y. Q. Yang,&nbsp;Y. X. Yang,&nbsp;Y. Z. Yang,&nbsp;M. Ye,&nbsp;M. H. Ye,&nbsp;Z. J. Ye,&nbsp;Junhao Yin,&nbsp;Z. Y. You,&nbsp;B. X. Yu,&nbsp;C. X. Yu,&nbsp;G. Yu,&nbsp;J. S. Yu,&nbsp;L. Q. Yu,&nbsp;M. C. Yu,&nbsp;T. Yu,&nbsp;X. D. Yu,&nbsp;Y. C. Yu,&nbsp;C. Z. Yuan,&nbsp;H. Yuan,&nbsp;J. Yuan,&nbsp;J. Yuan,&nbsp;L. Yuan,&nbsp;S. C. Yuan,&nbsp;X. Q. Yuan,&nbsp;Y. Yuan,&nbsp;Z. Y. Yuan,&nbsp;C. X. Yue,&nbsp;Ying Yue,&nbsp;A. A. Zafar,&nbsp;S. H. Zeng,&nbsp;X. Zeng,&nbsp;Y. Zeng,&nbsp;Yujie Zeng,&nbsp;Y. J. Zeng,&nbsp;X. Y. Zhai,&nbsp;Y. H. Zhan,&nbsp;A. Q. Zhang,&nbsp;B. L. Zhang,&nbsp;B. X. Zhang,&nbsp;D. H. Zhang,&nbsp;G. Y. Zhang,&nbsp;G. Y. Zhang,&nbsp;H. Zhang,&nbsp;H. Zhang,&nbsp;H. C. Zhang,&nbsp;H. H. Zhang,&nbsp;H. Q. Zhang,&nbsp;H. R. Zhang,&nbsp;H. Y. Zhang,&nbsp;Jin Zhang,&nbsp;J. Zhang,&nbsp;J. J. Zhang,&nbsp;J. L. Zhang,&nbsp;J. Q. Zhang,&nbsp;J. S. Zhang,&nbsp;J. W. Zhang,&nbsp;J. X. Zhang,&nbsp;J. Y. Zhang,&nbsp;J. Z. Zhang,&nbsp;Jianyu Zhang,&nbsp;L. M. Zhang,&nbsp;Lei Zhang,&nbsp;N. Zhang,&nbsp;P. Zhang,&nbsp;Q. Zhang,&nbsp;Q. Y. Zhang,&nbsp;R. Y. Zhang,&nbsp;S. H. Zhang,&nbsp;Shulei Zhang,&nbsp;X. M. Zhang,&nbsp;X. Y Zhang,&nbsp;X. Y. Zhang,&nbsp;Y. Zhang,&nbsp;Y. Zhang,&nbsp;Y. T. Zhang,&nbsp;Y. H. Zhang,&nbsp;Y. M. Zhang,&nbsp;Y. P. Zhang,&nbsp;Z. D. Zhang,&nbsp;Z. H. Zhang,&nbsp;Z. L. Zhang,&nbsp;Z. L. Zhang,&nbsp;Z. X. Zhang,&nbsp;Z. Y. Zhang,&nbsp;Z. Y. Zhang,&nbsp;Z. Z. Zhang,&nbsp;Zh. Zh. Zhang,&nbsp;G. Zhao,&nbsp;J. Y. Zhao,&nbsp;J. Z. Zhao,&nbsp;L. Zhao,&nbsp;L. Zhao,&nbsp;M. G. Zhao,&nbsp;N. Zhao,&nbsp;R. P. Zhao,&nbsp;S. J. Zhao,&nbsp;Y. B. Zhao,&nbsp;Y. L. Zhao,&nbsp;Y. X. Zhao,&nbsp;Z. G. Zhao,&nbsp;A. Zhemchugov,&nbsp;B. Zheng,&nbsp;B. M. Zheng,&nbsp;J. P. Zheng,&nbsp;W. J. Zheng,&nbsp;X. R. Zheng,&nbsp;Y. H. Zheng,&nbsp;B. Zhong,&nbsp;C. Zhong,&nbsp;H. Zhou,&nbsp;J. Q. Zhou,&nbsp;J. Y. Zhou,&nbsp;S. Zhou,&nbsp;X. Zhou,&nbsp;X. K. Zhou,&nbsp;X. R. Zhou,&nbsp;X. Y. Zhou,&nbsp;Y. X. Zhou,&nbsp;Y. Z. Zhou,&nbsp;A. N. Zhu,&nbsp;J. Zhu,&nbsp;K. Zhu,&nbsp;K. J. Zhu,&nbsp;K. S. Zhu,&nbsp;L. Zhu,&nbsp;L. X. Zhu,&nbsp;S. H. Zhu,&nbsp;T. J. Zhu,&nbsp;W. D. Zhu,&nbsp;W. D. Zhu,&nbsp;W. J. Zhu,&nbsp;W. Z. Zhu,&nbsp;Y. C. Zhu,&nbsp;Z. A. Zhu,&nbsp;X. Y. Zhuang,&nbsp;J. H. Zou,&nbsp;J. Zu","doi":"10.1007/JHEP10(2025)178","DOIUrl":null,"url":null,"abstract":"<p>Using 20.3 fb<sup><i>−</i>1</sup> of <i>e</i><sup>+</sup><i>e</i><sup><i>−</i></sup> collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, we present the measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays <i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>π</i><sup>0</sup>, <i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η</i> and <i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η′</i> with the double-tag method, with significantly improved precision compared to the previous measurements. The statistical significance of each signal decay exceeds 10<i>σ</i>. The branching fractions are determined to be ℬ(<i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>π</i><sup>0</sup>) = (1.45 ± 0.06 ± 0.08) × 10<sup><i>−</i>4</sup>, ℬ(<i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η</i>) = (1.17 ± 0.10 ± 0.03) × 10<sup><i>−</i>4</sup> and ℬ(<i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η′</i>) = (1.88 ± 0.15 ± 0.11) × 10<sup><i>−</i>4</sup>, where the first uncertainties are statistical and the second systematic. The branching fractions of <i>D</i><sup>+</sup> <i>→ K</i><sup>+</sup><i>η</i> and <i>D</i><sup>+</sup> <i>→ K</i><sup>+</sup><i>η′</i> are consistent with the world average values. The reported branching fraction of <i>D</i><sup>+</sup> <i>→ K</i><sup>+</sup><i>π</i><sup>0</sup> deviates with the world average value by 3<i>σ</i>.</p>","PeriodicalId":635,"journal":{"name":"Journal of High Energy Physics","volume":"2025 10","pages":""},"PeriodicalIF":5.5000,"publicationDate":"2025-10-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/JHEP10(2025)178.pdf","citationCount":"0","resultStr":"{\"title\":\"Measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays D+ → K+π0, D+ → K+η and D+ → K+η′\",\"authors\":\"The BESIII collaboration,&nbsp;M. Ablikim,&nbsp;M. N. Achasov,&nbsp;P. Adlarson,&nbsp;X. C. Ai,&nbsp;R. Aliberti,&nbsp;A. Amoroso,&nbsp;Q. An,&nbsp;Y. Bai,&nbsp;O. Bakina,&nbsp;Y. Ban,&nbsp;H.-R. Bao,&nbsp;V. Batozskaya,&nbsp;K. Begzsuren,&nbsp;N. Berger,&nbsp;M. Berlowski,&nbsp;M. Bertani,&nbsp;D. Bettoni,&nbsp;F. Bianchi,&nbsp;E. Bianco,&nbsp;A. Bortone,&nbsp;I. Boyko,&nbsp;R. A. Briere,&nbsp;A. Brueggemann,&nbsp;H. Cai,&nbsp;M. H. Cai,&nbsp;X. Cai,&nbsp;A. Calcaterra,&nbsp;G. F. Cao,&nbsp;N. Cao,&nbsp;S. A. Cetin,&nbsp;X. Y. Chai,&nbsp;J. F. Chang,&nbsp;G. R. Che,&nbsp;Y. Z. Che,&nbsp;C. H. Chen,&nbsp;Chao Chen,&nbsp;G. Chen,&nbsp;H. S. Chen,&nbsp;H. Y. Chen,&nbsp;M. L. Chen,&nbsp;S. J. Chen,&nbsp;S. L. Chen,&nbsp;S. M. Chen,&nbsp;T. Chen,&nbsp;X. R. Chen,&nbsp;X. T. Chen,&nbsp;X. Y. Chen,&nbsp;Y. B. Chen,&nbsp;Y. Q. Chen,&nbsp;Y. Q. Chen,&nbsp;Z. Chen,&nbsp;Z. J. Chen,&nbsp;Z. K. Chen,&nbsp;S. K. Choi,&nbsp;X. Chu,&nbsp;G. Cibinetto,&nbsp;F. Cossio,&nbsp;J. Cottee-Meldrum,&nbsp;J. J. Cui,&nbsp;H. L. Dai,&nbsp;J. P. Dai,&nbsp;A. Dbeyssi,&nbsp;R. E. de Boer,&nbsp;D. Dedovich,&nbsp;C. Q. Deng,&nbsp;Z. Y. Deng,&nbsp;A. Denig,&nbsp;I. Denysenko,&nbsp;M. Destefanis,&nbsp;F. De Mori,&nbsp;B. Ding,&nbsp;X. X. Ding,&nbsp;Y. Ding,&nbsp;Y. Ding,&nbsp;Y. X. Ding,&nbsp;J. Dong,&nbsp;L. Y. Dong,&nbsp;M. Y. Dong,&nbsp;X. Dong,&nbsp;M. C. Du,&nbsp;S. X. Du,&nbsp;S. X. Du,&nbsp;Y. Y. Duan,&nbsp;P. Egorov,&nbsp;G. F. Fan,&nbsp;J. J. Fan,&nbsp;Y. H. Fan,&nbsp;J. Fang,&nbsp;J. Fang,&nbsp;S. S. Fang,&nbsp;W. X. Fang,&nbsp;Y. Q. Fang,&nbsp;R. Farinelli,&nbsp;L. Fava,&nbsp;F. Feldbauer,&nbsp;G. Felici,&nbsp;C. Q. Feng,&nbsp;J. H. Feng,&nbsp;L. Feng,&nbsp;Q. X. Feng,&nbsp;Y. T. Feng,&nbsp;M. Fritsch,&nbsp;C. D. Fu,&nbsp;J. L. Fu,&nbsp;Y. W. Fu,&nbsp;H. Gao,&nbsp;X. B. Gao,&nbsp;Y. Gao,&nbsp;Y. N. Gao,&nbsp;Y. N. Gao,&nbsp;Y. Y. Gao,&nbsp;S. Garbolino,&nbsp;I. Garzia,&nbsp;P. T. Ge,&nbsp;Z. W. Ge,&nbsp;C. Geng,&nbsp;E. M. Gersabeck,&nbsp;A. Gilman,&nbsp;K. Goetzen,&nbsp;J. D. Gong,&nbsp;L. Gong,&nbsp;W. X. Gong,&nbsp;W. Gradl,&nbsp;S. Gramigna,&nbsp;M. Greco,&nbsp;M. H. Gu,&nbsp;Y. T. Gu,&nbsp;C. Y. Guan,&nbsp;A. Q. Guo,&nbsp;L. B. Guo,&nbsp;M. J. Guo,&nbsp;R. P. Guo,&nbsp;Y. P. Guo,&nbsp;A. Guskov,&nbsp;J. Gutierrez,&nbsp;K. L. Han,&nbsp;T. T. Han,&nbsp;F. Hanisch,&nbsp;K. D. Hao,&nbsp;X. Q. Hao,&nbsp;F. A. Harris,&nbsp;K. K. He,&nbsp;K. L. He,&nbsp;F. H. Heinsius,&nbsp;C. H. Heinz,&nbsp;Y. K. Heng,&nbsp;C. Herold,&nbsp;P. C. Hong,&nbsp;G. Y. Hou,&nbsp;X. T. Hou,&nbsp;Y. R. Hou,&nbsp;Z. L. Hou,&nbsp;H. M. Hu,&nbsp;J. F. Hu,&nbsp;Q. P. Hu,&nbsp;S. L. Hu,&nbsp;T. Hu,&nbsp;Y. Hu,&nbsp;Z. M. Hu,&nbsp;G. S. Huang,&nbsp;K. X. Huang,&nbsp;L. Q. Huang,&nbsp;P. Huang,&nbsp;X. T. Huang,&nbsp;Y. P. Huang,&nbsp;Y. S. Huang,&nbsp;T. Hussain,&nbsp;N. Hüsken,&nbsp;N. in der Wiesche,&nbsp;J. Jackson,&nbsp;Q. Ji,&nbsp;Q. P. Ji,&nbsp;W. Ji,&nbsp;X. B. Ji,&nbsp;X. L. Ji,&nbsp;Y. Y. Ji,&nbsp;Z. K. Jia,&nbsp;D. Jiang,&nbsp;H. B. Jiang,&nbsp;P. C. Jiang,&nbsp;S. J. Jiang,&nbsp;T. J. Jiang,&nbsp;X. S. Jiang,&nbsp;Y. Jiang,&nbsp;J. B. Jiao,&nbsp;J. K. Jiao,&nbsp;Z. Jiao,&nbsp;S. Jin,&nbsp;Y. Jin,&nbsp;M. Q. Jing,&nbsp;X. M. Jing,&nbsp;T. Johansson,&nbsp;S. Kabana,&nbsp;N. Kalantar-Nayestanaki,&nbsp;X. L. Kang,&nbsp;X. S. Kang,&nbsp;M. Kavatsyuk,&nbsp;B. C. Ke,&nbsp;V. Khachatryan,&nbsp;A. Khoukaz,&nbsp;R. Kiuchi,&nbsp;O. B. Kolcu,&nbsp;B. Kopf,&nbsp;M. Kuessner,&nbsp;X. Kui,&nbsp;N. Kumar,&nbsp;A. Kupsc,&nbsp;W. Kühn,&nbsp;Q. Lan,&nbsp;W. N. Lan,&nbsp;T. T. Lei,&nbsp;M. Lellmann,&nbsp;T. Lenz,&nbsp;C. Li,&nbsp;C. Li,&nbsp;C. Li,&nbsp;C. H. Li,&nbsp;C. K. Li,&nbsp;D. M. Li,&nbsp;F. Li,&nbsp;G. Li,&nbsp;H. B. Li,&nbsp;H. J. Li,&nbsp;H. N. Li,&nbsp;Hui Li,&nbsp;J. R. Li,&nbsp;J. S. Li,&nbsp;K. Li,&nbsp;K. L. Li,&nbsp;K. L. Li,&nbsp;L. J. Li,&nbsp;Lei Li,&nbsp;M. H. Li,&nbsp;M. R. Li,&nbsp;P. L. Li,&nbsp;P. R. Li,&nbsp;Q. M. Li,&nbsp;Q. X. Li,&nbsp;R. Li,&nbsp;S. X. Li,&nbsp;T. Li,&nbsp;T. Y. Li,&nbsp;W. D. Li,&nbsp;W. G. Li,&nbsp;X. Li,&nbsp;X. H. Li,&nbsp;X. L. Li,&nbsp;X. Y. Li,&nbsp;X. Z. Li,&nbsp;Y. Li,&nbsp;Y. G. Li,&nbsp;Y. P. Li,&nbsp;Z. J. Li,&nbsp;Z. Y. Li,&nbsp;H. Liang,&nbsp;Y. F. Liang,&nbsp;Y. T. Liang,&nbsp;G. R. Liao,&nbsp;L. B. Liao,&nbsp;M. H. Liao,&nbsp;Y. P. Liao,&nbsp;J. Libby,&nbsp;A. Limphirat,&nbsp;C. C. Lin,&nbsp;D. X. Lin,&nbsp;L. Q. Lin,&nbsp;T. Lin,&nbsp;B. J. Liu,&nbsp;B. X. Liu,&nbsp;C. Liu,&nbsp;C. X. Liu,&nbsp;F. Liu,&nbsp;F. H. Liu,&nbsp;Feng Liu,&nbsp;G. M. Liu,&nbsp;H. Liu,&nbsp;H. B. Liu,&nbsp;H. H. Liu,&nbsp;H. M. Liu,&nbsp;Huihui Liu,&nbsp;J. B. Liu,&nbsp;J. J. Liu,&nbsp;K. Liu,&nbsp;K. Liu,&nbsp;K. Y. Liu,&nbsp;Ke Liu,&nbsp;L. C. Liu,&nbsp;Lu Liu,&nbsp;M. H. Liu,&nbsp;P. L. Liu,&nbsp;Q. Liu,&nbsp;S. B. Liu,&nbsp;T. Liu,&nbsp;W. K. Liu,&nbsp;W. M. Liu,&nbsp;W. T. Liu,&nbsp;X. Liu,&nbsp;X. Liu,&nbsp;X. K. Liu,&nbsp;X. Y. Liu,&nbsp;Y. Liu,&nbsp;Y. Liu,&nbsp;Yuan Liu,&nbsp;Y. B. Liu,&nbsp;Z. A. Liu,&nbsp;Z. D. Liu,&nbsp;Z. Q. Liu,&nbsp;X. C. Lou,&nbsp;F. X. Lu,&nbsp;H. J. Lu,&nbsp;J. G. Lu,&nbsp;X. L. Lu,&nbsp;Y. Lu,&nbsp;Y. H. Lu,&nbsp;Y. P. Lu,&nbsp;Z. H. Lu,&nbsp;C. L. Luo,&nbsp;J. R. Luo,&nbsp;J. S. Luo,&nbsp;M. X. Luo,&nbsp;T. Luo,&nbsp;X. L. Luo,&nbsp;Z. Y. Lv,&nbsp;X. R. Lyu,&nbsp;Y. F. Lyu,&nbsp;Y. H. Lyu,&nbsp;F. C. Ma,&nbsp;H. L. Ma,&nbsp;J. L. Ma,&nbsp;L. L. Ma,&nbsp;L. R. Ma,&nbsp;Q. M. Ma,&nbsp;R. Q. Ma,&nbsp;R. Y. Ma,&nbsp;T. Ma,&nbsp;X. T. Ma,&nbsp;X. Y. Ma,&nbsp;Y. M. Ma,&nbsp;F. E. Maas,&nbsp;I. MacKay,&nbsp;M. Maggiora,&nbsp;S. Malde,&nbsp;Q. A. Malik,&nbsp;H. X. Mao,&nbsp;Y. J. Mao,&nbsp;Z. P. Mao,&nbsp;S. Marcello,&nbsp;A. Marshall,&nbsp;F. M. Melendi,&nbsp;Y. H. Meng,&nbsp;Z. X. Meng,&nbsp;G. Mezzadri,&nbsp;H. Miao,&nbsp;T. J. Min,&nbsp;R. E. Mitchell,&nbsp;X. H. Mo,&nbsp;B. Moses,&nbsp;N. Yu. Muchnoi,&nbsp;J. Muskalla,&nbsp;Y. Nefedov,&nbsp;F. Nerling,&nbsp;L. S. Nie,&nbsp;I. B. Nikolaev,&nbsp;Z. Ning,&nbsp;S. Nisar,&nbsp;Q. L. Niu,&nbsp;W. D. Niu,&nbsp;C. Normand,&nbsp;S. L. Olsen,&nbsp;Q. Ouyang,&nbsp;S. Pacetti,&nbsp;X. Pan,&nbsp;Y. Pan,&nbsp;A. Pathak,&nbsp;Y. P. Pei,&nbsp;M. Pelizaeus,&nbsp;H. P. Peng,&nbsp;X. J. Peng,&nbsp;Y. Y. Peng,&nbsp;K. Peters,&nbsp;K. Petridis,&nbsp;J. L. Ping,&nbsp;R. G. Ping,&nbsp;S. Plura,&nbsp;V. Prasad,&nbsp;F. Z. Qi,&nbsp;H. R. Qi,&nbsp;M. Qi,&nbsp;S. Qian,&nbsp;W. B. Qian,&nbsp;C. F. Qiao,&nbsp;J. H. Qiao,&nbsp;J. J. Qin,&nbsp;J. L. Qin,&nbsp;L. Q. Qin,&nbsp;L. Y. Qin,&nbsp;P. B. Qin,&nbsp;X. P. Qin,&nbsp;X. S. Qin,&nbsp;Z. H. Qin,&nbsp;J. F. Qiu,&nbsp;Z. H. Qu,&nbsp;J. Rademacker,&nbsp;C. F. Redmer,&nbsp;A. Rivetti,&nbsp;M. Rolo,&nbsp;G. Rong,&nbsp;S. S. Rong,&nbsp;F. Rosini,&nbsp;Ch. Rosner,&nbsp;M. Q. Ruan,&nbsp;N. Salone,&nbsp;A. Sarantsev,&nbsp;Y. Schelhaas,&nbsp;K. Schoenning,&nbsp;M. Scodeggio,&nbsp;K. Y. Shan,&nbsp;W. Shan,&nbsp;X. Y. Shan,&nbsp;Z. J. Shang,&nbsp;J. F. Shangguan,&nbsp;L. G. Shao,&nbsp;M. Shao,&nbsp;C. P. Shen,&nbsp;H. F. Shen,&nbsp;W. H. Shen,&nbsp;X. Y. Shen,&nbsp;B. A. Shi,&nbsp;H. Shi,&nbsp;J. L. Shi,&nbsp;J. Y. Shi,&nbsp;S. Y. Shi,&nbsp;X. Shi,&nbsp;H. L. Song,&nbsp;J. J. Song,&nbsp;T. Z. Song,&nbsp;W. M. Song,&nbsp;Y. J. Song,&nbsp;Y. X. Song,&nbsp;S. Sosio,&nbsp;S. Spataro,&nbsp;F. Stieler,&nbsp;S. S Su,&nbsp;Y. J. Su,&nbsp;G. B. Sun,&nbsp;G. X. Sun,&nbsp;H. Sun,&nbsp;H. K. Sun,&nbsp;J. F. Sun,&nbsp;K. Sun,&nbsp;L. Sun,&nbsp;S. S. Sun,&nbsp;T. Sun,&nbsp;Y. C. Sun,&nbsp;Y. H. Sun,&nbsp;Y. J. 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Zhang,&nbsp;Lei Zhang,&nbsp;N. Zhang,&nbsp;P. Zhang,&nbsp;Q. Zhang,&nbsp;Q. Y. Zhang,&nbsp;R. Y. Zhang,&nbsp;S. H. Zhang,&nbsp;Shulei Zhang,&nbsp;X. M. Zhang,&nbsp;X. Y Zhang,&nbsp;X. Y. Zhang,&nbsp;Y. Zhang,&nbsp;Y. Zhang,&nbsp;Y. T. Zhang,&nbsp;Y. H. Zhang,&nbsp;Y. M. Zhang,&nbsp;Y. P. Zhang,&nbsp;Z. D. Zhang,&nbsp;Z. H. Zhang,&nbsp;Z. L. Zhang,&nbsp;Z. L. Zhang,&nbsp;Z. X. Zhang,&nbsp;Z. Y. Zhang,&nbsp;Z. Y. Zhang,&nbsp;Z. Z. Zhang,&nbsp;Zh. Zh. Zhang,&nbsp;G. Zhao,&nbsp;J. Y. Zhao,&nbsp;J. Z. Zhao,&nbsp;L. Zhao,&nbsp;L. Zhao,&nbsp;M. G. Zhao,&nbsp;N. Zhao,&nbsp;R. P. Zhao,&nbsp;S. J. Zhao,&nbsp;Y. B. Zhao,&nbsp;Y. L. Zhao,&nbsp;Y. X. Zhao,&nbsp;Z. G. Zhao,&nbsp;A. Zhemchugov,&nbsp;B. Zheng,&nbsp;B. M. Zheng,&nbsp;J. P. Zheng,&nbsp;W. J. Zheng,&nbsp;X. R. Zheng,&nbsp;Y. H. Zheng,&nbsp;B. Zhong,&nbsp;C. Zhong,&nbsp;H. Zhou,&nbsp;J. Q. Zhou,&nbsp;J. Y. Zhou,&nbsp;S. Zhou,&nbsp;X. Zhou,&nbsp;X. K. Zhou,&nbsp;X. R. Zhou,&nbsp;X. Y. Zhou,&nbsp;Y. X. Zhou,&nbsp;Y. Z. Zhou,&nbsp;A. N. Zhu,&nbsp;J. Zhu,&nbsp;K. Zhu,&nbsp;K. J. Zhu,&nbsp;K. S. Zhu,&nbsp;L. Zhu,&nbsp;L. X. Zhu,&nbsp;S. H. Zhu,&nbsp;T. J. Zhu,&nbsp;W. D. Zhu,&nbsp;W. D. Zhu,&nbsp;W. J. Zhu,&nbsp;W. Z. Zhu,&nbsp;Y. C. Zhu,&nbsp;Z. A. Zhu,&nbsp;X. Y. Zhuang,&nbsp;J. H. Zou,&nbsp;J. Zu\",\"doi\":\"10.1007/JHEP10(2025)178\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<p>Using 20.3 fb<sup><i>−</i>1</sup> of <i>e</i><sup>+</sup><i>e</i><sup><i>−</i></sup> collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, we present the measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays <i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>π</i><sup>0</sup>, <i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η</i> and <i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η′</i> with the double-tag method, with significantly improved precision compared to the previous measurements. The statistical significance of each signal decay exceeds 10<i>σ</i>. The branching fractions are determined to be ℬ(<i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>π</i><sup>0</sup>) = (1.45 ± 0.06 ± 0.08) × 10<sup><i>−</i>4</sup>, ℬ(<i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η</i>) = (1.17 ± 0.10 ± 0.03) × 10<sup><i>−</i>4</sup> and ℬ(<i>D</i><sup>+</sup> → <i>K</i><sup>+</sup><i>η′</i>) = (1.88 ± 0.15 ± 0.11) × 10<sup><i>−</i>4</sup>, where the first uncertainties are statistical and the second systematic. The branching fractions of <i>D</i><sup>+</sup> <i>→ K</i><sup>+</sup><i>η</i> and <i>D</i><sup>+</sup> <i>→ K</i><sup>+</sup><i>η′</i> are consistent with the world average values. 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引用次数: 0

摘要

利用BESIII探测器在质量中心能量为3.773 GeV处收集到的20.3 fb−1的e+e−碰撞数据,我们用双标签法测量了双cabibbo抑制衰变D+→K+π0、D+→K+η和D+→K+η’的绝对分支分数,与以前的测量相比,精度有了显著提高。各信号衰减的统计显著性均超过10σ。其中,第一类不确定度为统计不确定度,第二级不确定度为系统不确定度,分别为:(D+→K+π0) =(1.45±0.06±0.08)× 10−4,(D+→K+η′)=(1.17±0.10±0.03)× 10−4,(D+→K+η′)=(1.88±0.15±0.11)× 10−4。D+→K+η和D+→K+η′的分支分数与世界平均值一致。所报道的D+→K+π0的分支分数与世界平均值偏差3σ。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays D+ → K+π0, D+ → K+η and D+ → K+η′

Using 20.3 fb1 of e+e collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, we present the measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays D+K+π0, D+K+η and D+K+η′ with the double-tag method, with significantly improved precision compared to the previous measurements. The statistical significance of each signal decay exceeds 10σ. The branching fractions are determined to be ℬ(D+K+π0) = (1.45 ± 0.06 ± 0.08) × 104, ℬ(D+K+η) = (1.17 ± 0.10 ± 0.03) × 104 and ℬ(D+K+η′) = (1.88 ± 0.15 ± 0.11) × 104, where the first uncertainties are statistical and the second systematic. The branching fractions of D+ → K+η and D+ → K+η′ are consistent with the world average values. The reported branching fraction of D+ → K+π0 deviates with the world average value by 3σ.

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来源期刊
Journal of High Energy Physics
Journal of High Energy Physics 物理-物理:粒子与场物理
CiteScore
10.30
自引率
46.30%
发文量
2107
审稿时长
1.5 months
期刊介绍: The aim of the Journal of High Energy Physics (JHEP) is to ensure fast and efficient online publication tools to the scientific community, while keeping that community in charge of every aspect of the peer-review and publication process in order to ensure the highest quality standards in the journal. Consequently, the Advisory and Editorial Boards, composed of distinguished, active scientists in the field, jointly establish with the Scientific Director the journal''s scientific policy and ensure the scientific quality of accepted articles. JHEP presently encompasses the following areas of theoretical and experimental physics: Collider Physics Underground and Large Array Physics Quantum Field Theory Gauge Field Theories Symmetries String and Brane Theory General Relativity and Gravitation Supersymmetry Mathematical Methods of Physics Mostly Solvable Models Astroparticles Statistical Field Theories Mostly Weak Interactions Mostly Strong Interactions Quantum Field Theory (phenomenology) Strings and Branes Phenomenological Aspects of Supersymmetry Mostly Strong Interactions (phenomenology).
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