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Study of the process e+e−→ϕη at center-of-mass energies between 2.00 and 3.08 GeV

Medina Ablikim, Mikhail N. Achasov, Patrik Adlarson, Samer Ahmed, Malte Albrecht, Riccardo Aliberti, Antonio Amoroso, M. R. An, Qi An, X. H. Bai, Yu Bai, Olga Bakina, Rinaldo Baldini Ferroli, Ilaria Balossino, Yong Ban, Khurelbaatar Begzsuren, Niklaus Berger, Monica Bertani, Diego Bettoni, Fabrizio Bianchi, Johannes Bloms, Alberto Bortone, Igor R. Boyko, Roy A. Briere, Hao Cai, Xiao Cai, Alessandro Calcaterra, G. F. Cao, N. Cao, Serkant Ali Çetin, Jinfan Chang, W. L. Chang, Gueorgui A. Chelkov, D. Y. Chen, G. Chen, Hesheng Chen, M. L. Chen, S. J. Chen, X. R. Chen, Yuanbo Chen, Z. J. Chen, W. S. Cheng, Gianluigi Cibinetto, Fabio Cossio, X. F. Cui, Hongliang Dai, Xinchen Dai, Alaa Dbeyssi, R. E. de Boer, Dmitri V. Dedovich, Ziyan Deng, Achim Denig, Igor Denysenko, Marco Giovanni Maria Destefanis, Francesca De Mori, Yanchun Ding, C. Dong, J. Dong, Liaoyuan Dong, Mingyi Dong, X. Dong, Shuxian Du, Y. L. Fan, J. Fang, Shuangshi Fang, Y. Fang, Riccardo Farinelli, Luciano Fava, Florian Feldbauer, Giulietto Felici, C. Q. Feng, J. H. Feng, Miriam Fritsch, Chengdong Fu, X. L. Gao, Y. Gao, Y. Gao, Y. Gao, Y. G. Gao, Isabella Garzia, P. T. Ge, C. Geng, Evelina Gersabeck, A. Gilman, Klaus Götzen, L. Gong, Wenxuan Gong, Wolfgang Gradl, M. Greco, L. M. Gu, Minhao Gu, Y. T. Gu, C. Y. Guan, Aiqiang Guo, L. B. Guo, R. P. Guo, Yuping Guo, Alexey Guskov, T. T. Han, W. Y. Han, Xiqing Hao, Frederick Allan Harris, K. L. He, Fritz-Herbert Heinsius, C. H. Heinz, T. Held, Yuekun Heng, Christoph Herold, Mathilde Himmelreich, Tobias Holtmann, G. Y. Hou, Y. R. Hou, Zhilong Hou, Haiming Hu, J. F. Hu, T. Hu, Y. Hu, G. S. Huang, L. Q. Huang, X. T. Huang, Y. P. Huang, Z. Huang, Tahir Hussain, Nils Hüsken, Walter Ikegami Andersson, William Imoehl, M. Irshad, S. Jaeger, S. Janchiv, Quan Ji, Qingping Ji, X. B. Ji, X. L. Ji, Y. Y. Ji, H. B. Jiang, Xiaoshan Jiang, J. B. Jiao, Z. Jiao, Shan Jin, Y. Jin, M. Q. Jing, Tord Johansson, Nasser Kalantar-Nayestanaki, X. S. Kang, Rosa Kappert, Myroslav O. Kavatsyuk, B. C. Ke, I. K. Keshk, Alfons Khoukaz, P. Kiese, R. Kiuchi, Ralf Kliemt, L. Koch, O. B. Kolcu, Bertram Kopf, Miriam Kümmel, Meike Küßner, Andrzej Kupsc, M. G. Kurth, Wolfgang Kühn, John Jake Lane, Jens Sören Lange, Paul Larin, Anita Lavania, Lia Lavezzi, Z. H. Lei, Hans Heinrich Leithoff, Max Lellmann, Teresa Lenz, C. Li, C. H. Li, Cheng Li, D. M. Li, F. Li, G. Li, H. Li, H. Li, Haibo 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, Weidong Li, Weiguo Li, X. H. Li, Xing Long Li, Xiaoyu Li, Z. Y. Li, H. Liang, H. Liang, 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, Fu-Hu 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, Q. Liu, S. B. Liu, Shuai Liu, T. Liu, W. M. Liu, X. Liu, Y. Liu, Y. B. Liu, Zhen-An Liu, Z. Q. Liu, Xinchou Lou, F. X. Lu, H. J. Lu, J. D. Lu, Junguang Lu, X. L. Lu, Y. Lu, Yunpeng Lu, Chenglin Luo, M. X. Luo, P. W. Luo, Tao Luo, X. L. Luo, Xiao-Rui Lyu, Fengcai Ma, Hailong Ma, Lianliang Ma, M. M. Ma, Qiumei Ma, R. Q. Ma, R. T. Ma, X. X. Ma, Xiaoyan Ma, Frank E. Maas, Marco Maggiora, Stephan Maldaner, Sneha Malde, Qadeer Afzal Malik, Alessio Mangoni, Yajun Mao, Zepu Mao, Simonetta Marcello, Z. X. Meng, Johannes Gerhardus Messchendorp, Giulio Mezzadri, T. J. Min, Ryan Edward Mitchell, Xiaohu Mo, Y. J. Mo, Nikolai Yu. Muchnoi, Hajime Muramatsu, Simon Nakhoul, Yury Nefedov, Frank Nerling, Ivan Borisovich Nikolaev, Z. Ning, Shabana Nisar, Qun Ouyang, Simone Pacetti, Xiang Pan, Y. Pan, A. Pathak, A. Pathak, Piero Patteri, Marc Pelizäus, H. P. Peng, Klaus Peters, J. Pettersson, J. L. Ping, R. G. Ping, S. Pogodin, Ronald Poling, Vindhyawasini Prasad, H. Qi, H. R. Qi, K. H. Qi, Ming Qi, T. Y. Qi, S. Qian, W. B. Qian, Z. Qian, Congfeng Qiao, L. Q. Qin, X. P. Qin, X. S. Qin, Zhonghua Qin, Jinfa Qiu, S. Q. Qu, K. H. Rashid, Krishnakumar Ravindran, Christoph Florian Redmer, Angelo Rivetti, Viktor Rodin, Manuel Dionisio Da Rocha Rolo, Gang Rong, Christoph Rosner, Marcel Andre Rump, H. S. Sang, Andrei V. Sarantsev, Yasemin Schelhaas, Claudius Schnier, Karin Schönning, Marco Scodeggio, D. C. Shan, Wei Shan, Xinyu Shan, J. F. Shangguan, M. Shao, C. P. Shen, H. F. 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, Stefano Sosio, Stefano Spataro, K. X. Su, P. P. Su, F. F. Sui, Gongxing Sun, H. K. Sun, J. F. Sun, L. Sun, S. S. Sun, T. Sun, W. Y. Sun, W. Y. Sun, X. 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, J. X. Teng, Viktor Thoren, W. H. Tian, Y. T. Tian, Ismail Uman, B. Wang, C. W. Wang, D. Y. Wang, H. J. Wang, H. P. Wang, K. Wang, L. L. Wang, M. Wang, M. Z. Wang, Meng Wang, W. Wang, W. H. Wang, W. P. Wang, X. Wang, X. F. Wang, X. L. Wang, Y. Wang, Y. Wang, Y. D. Wang, Y. F. Wang, Y. Q. Wang, Y. Y. Wang, Z. Wang, Z. H. Wang, Zongyuan Wang, Ziyi Wang, Zongyuan Wang, D. H. Wei, Frederik Weidner, Shuopin Wen, D. J. White, Ulrich Wiedner, G. Wilkinson, Magnus Wolke, Leonard Wollenberg, J. F. Wu, L. H. Wu, L. J. Wu, X. Wu, Z. Wu, Lei Xia, H. Xiao, S. Y. Xiao, Zhenjun Xiao, X. H. Xie, Y. G. Xie, Y. H. Xie, T. Y. Xing, Guofa Xu, Q. J. Xu, W. Xu, Xinping Xu, Y. C. Xu, F. Yan, L. Yan, W. B. Yan, W. C. Yan, Xu Yan, H. J. Yang, Hongxun Yang, L. Yang, S. L. Yang, Yongxu Yang, Yifan Yang, Zhi Yang, M. Ye, Minghan Ye, J. H. Yin, Z. Y. You, Boxiang Yu, C. X. Yu, G. Yu, J. S. Yu, T. Yu, Chang-Zheng Yuan, L. Yuan, X. Q. Yuan, Y. Yuan, Z. Y. Yuan, C. X. Yue, A. A. Zafar, X. Zeng Zeng, Y. Zeng, Z. Zeng, A. Q. Zhang, B. X. Zhang, Guangyi Zhang, H. Zhang, H. H. Zhang, H. H. Zhang, Hongyu Zhang, J. J. Zhang, J. L. Zhang, J. Q. Zhang, J. W. Zhang, Jianyong Zhang, J. Z. Zhang, Jianyu Zhang, Jiawei Zhang, L. M. Zhang, L. Q. Zhang, Lei Zhang, S. Zhang, S. F. Zhang, Shulei Zhang, X. D. 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, Ming-Gang Zhao, Q. Zhao, Shujun Zhao, Yubin Zhao, Y. X. Zhao, Zhengguo Zhao, Alexey Zhemchugov, B. Zheng, Jianping Zheng, Y. Zheng, Y. H. Zheng, B. Zhong, C. Zhong, L. P. Zhou, Q. Zhou, X. Zhou, X. K. Zhou, X. R. Zhou, X. Y. Zhou, A. N. Zhu, J. Zhu, K. Zhu, Kejun Zhu, S. H. Zhu, T. J. Zhu, W. J. Zhu, W. J. Zhu, Y. C. Zhu, Zian Zhu, B. S. Zou, Jiaheng Zou

  • The process e+e−→ϕη is studied at 22 center-of-mass energy points (√s) between 2.00 and 3.08 GeV using 715  pb−1 of data collected with the BESIII detector. The measured Born cross section of e+e−→ϕη is found to be consistent with BABAR measurements, but with improved precision. A resonant structure around 2.175 GeV is observed with a significance of 6.9σ with mass (2163.5±6.2±3.0)  MeV/c2 and width (31.1+21.1−11.6±1.1)  MeV, where the first uncertainties are statistical and the second are systematic.

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Author:Medina Ablikim, Mikhail N. AchasovORCiD, Patrik AdlarsonORCiD, Samer AhmedGND, Malte AlbrechtORCiDGND, Riccardo AlibertiORCiDGND, Antonio AmorosoORCiD, M. R. An, Qi An, X. H. Bai, Yu BaiORCiD, Olga Bakina, Rinaldo Baldini Ferroli, Ilaria BalossinoORCiD, Yong BanORCiD, Khurelbaatar Begzsuren, Niklaus BergerORCiDGND, Monica BertaniORCiD, Diego BettoniORCiD, Fabrizio BianchiORCiD, Johannes BlomsGND, Alberto BortoneORCiD, Igor R. BoykoORCiD, Roy A. BriereORCiD, Hao Cai, Xiao CaiORCiD, Alessandro CalcaterraORCiD, G. F. Cao, N. Cao, Serkant Ali ÇetinORCiD, Jinfan ChangORCiD, W. L. Chang, Gueorgui A. ChelkovORCiD, D. Y. Chen, G. Chen, Hesheng ChenORCiD, M. L. Chen, S. J. Chen, X. R. Chen, Yuanbo ChenORCiD, Z. J. Chen, W. S. Cheng, Gianluigi CibinettoORCiD, Fabio CossioORCiD, X. F. Cui, Hongliang DaiORCiD, Xinchen DaiORCiD, Alaa DbeyssiORCiD, R. E. de Boer, Dmitri V. Dedovich, Ziyan DengORCiD, Achim DenigORCiD, Igor Denysenko, Marco Giovanni Maria DestefanisORCiDGND, Francesca De MoriORCiD, Yanchun Ding, C. Dong, J. Dong, Liaoyuan DongORCiD, Mingyi DongORCiD, X. Dong, Shuxian Du, Y. L. Fan, J. Fang, Shuangshi FangORCiD, Y. Fang, Riccardo FarinelliORCiD, Luciano FavaORCiD, Florian FeldbauerGND, Giulietto FeliciORCiD, C. Q. Feng, J. H. Feng, Miriam FritschORCiDGND, Chengdong FuORCiD, X. L. Gao, Y. Gao, Y. Gao, Y. Gao, Y. G. Gao, Isabella GarziaORCiD, P. T. Ge, C. Geng, Evelina GersabeckORCiDGND, A. Gilman, Klaus GötzenORCiDGND, L. Gong, Wenxuan GongORCiD, Wolfgang GradlORCiDGND, M. Greco, L. M. Gu, Minhao GuORCiD, Y. T. Gu, C. Y. Guan, Aiqiang GuoORCiD, L. B. Guo, R. P. Guo, Yuping GuoORCiD, Alexey GuskovORCiD, T. T. Han, W. Y. Han, Xiqing Hao, Frederick Allan Harris, K. L. He, Fritz-Herbert HeinsiusORCiDGND, C. H. Heinz, T. Held, Yuekun HengORCiD, Christoph HeroldORCiDGND, Mathilde Himmelreich, Tobias HoltmannGND, G. Y. Hou, Y. R. Hou, Zhilong HouORCiD, Haiming HuORCiD, J. F. Hu, T. Hu, Y. Hu, G. S. Huang, L. Q. Huang, X. T. Huang, Y. P. Huang, Z. Huang, Tahir HussainORCiD, Nils HüskenORCiDGND, Walter Ikegami AnderssonORCiD, William ImoehlORCiD, M. Irshad, S. Jaeger, S. Janchiv, Quan JiORCiD, Qingping JiORCiD, X. B. Ji, X. L. Ji, Y. Y. Ji, H. B. Jiang, Xiaoshan JiangORCiD, J. B. Jiao, Z. Jiao, Shan JinORCiD, Y. Jin, M. Q. Jing, Tord JohanssonORCiD, Nasser Kalantar-NayestanakiORCiD, X. S. Kang, Rosa KappertORCiD, Myroslav O. Kavatsyuk, B. C. Ke, I. K. Keshk, Alfons KhoukazORCiDGND, P. Kiese, R. Kiuchi, Ralf KliemtORCiD, L. Koch, O. B. Kolcu, Bertram KopfGND, Miriam Kümmel, Meike KüßnerORCiDGND, Andrzej KupscORCiD, M. G. Kurth, Wolfgang KühnORCiD, John Jake LaneORCiD, Jens Sören LangeORCiDGND, Paul LarinGND, Anita Lavania, Lia LavezziORCiD, Z. H. Lei, Hans Heinrich LeithoffGND, Max LellmannORCiD, Teresa Lenz, C. Li, C. H. Li, Cheng Li, D. M. Li, F. Li, G. Li, H. Li, H. Li, Haibo LiORCiD, 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, Weidong LiORCiD, Weiguo LiORCiD, X. H. Li, Xing Long Li, Xiaoyu Li, Z. Y. Li, H. Liang, H. Liang, 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, Fu-Hu LiuORCiD, Fang Liu, Feng Liu, H. B. Liu, H. M. Liu, Huanhuan LiuORCiD, 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, Q. Liu, S. B. Liu, Shuai Liu, T. Liu, W. M. Liu, X. Liu, Y. Liu, Y. B. Liu, Zhen-An LiuORCiDGND, Z. Q. Liu, Xinchou LouORCiD, F. X. Lu, H. J. Lu, J. D. Lu, Junguang LuORCiD, X. L. Lu, Y. Lu, Yunpeng LuORCiD, Chenglin LuoORCiD, M. X. Luo, P. W. Luo, Tao LuoORCiD, X. L. Luo, Xiao-Rui LyuORCiD, Fengcai Ma, Hailong MaORCiD, Lianliang MaORCiD, M. M. Ma, Qiumei MaORCiD, R. Q. Ma, R. T. Ma, X. X. Ma, Xiaoyan MaORCiD, Frank E. MaasORCiDGND, Marco MaggioraORCiD, Stephan MaldanerGND, Sneha MaldeORCiD, Qadeer Afzal Malik, Alessio MangoniORCiD, Yajun Mao, Zepu Mao, Simonetta MarcelloORCiD, Z. X. Meng, Johannes Gerhardus MesschendorpORCiDGND, Giulio MezzadriORCiD, T. J. Min, Ryan Edward Mitchell, Xiaohu MoORCiD, Y. J. Mo, Nikolai Yu. MuchnoiORCiDGND, Hajime MuramatsuORCiD, Simon Nakhoul, Yury NefedovORCiD, Frank NerlingORCiD, Ivan Borisovich NikolaevORCiD, Z. Ning, Shabana Nisar, Qun OuyangORCiD, Simone PacettiORCiD, Xiang PanORCiD, Y. Pan, A. Pathak, A. Pathak, Piero PatteriORCiD, Marc PelizäusGND, H. P. Peng, Klaus PetersORCiDGND, J. Pettersson, J. L. Ping, R. G. Ping, S. Pogodin, Ronald PolingORCiD, Vindhyawasini PrasadORCiD, H. Qi, H. R. Qi, K. H. Qi, Ming QiORCiD, T. Y. Qi, S. Qian, W. B. Qian, Z. Qian, Congfeng Qiao, L. Q. Qin, X. P. Qin, X. S. Qin, Zhonghua QinORCiD, Jinfa QiuORCiD, S. Q. Qu, K. H. Rashid, Krishnakumar RavindranORCiD, Christoph Florian RedmerORCiDGND, Angelo RivettiORCiD, Viktor Rodin, Manuel Dionisio Da Rocha RoloORCiD, Gang RongORCiD, Christoph RosnerORCiDGND, Marcel Andre RumpGND, H. S. Sang, Andrei V. SarantsevGND, Yasemin Schelhaas, Claudius SchnierGND, Karin SchönningORCiD, Marco ScodeggioORCiD, D. C. Shan, Wei ShanORCiD, Xinyu ShanORCiD, J. F. Shangguan, M. Shao, C. P. Shen, H. F. 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, Stefano SosioORCiD, Stefano SpataroORCiD, K. X. Su, P. P. Su, F. F. Sui, Gongxing SunORCiD, H. K. Sun, J. F. Sun, L. Sun, S. S. Sun, T. Sun, W. Y. Sun, W. Y. Sun, X. 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, J. X. Teng, Viktor ThorenORCiD, W. H. Tian, Y. T. Tian, Ismail UmanORCiDGND, B. Wang, C. W. Wang, D. Y. Wang, H. J. Wang, H. P. Wang, K. Wang, L. L. Wang, M. Wang, M. Z. Wang, Meng WangORCiD, W. Wang, W. H. Wang, W. P. Wang, X. Wang, X. F. Wang, X. L. Wang, Y. Wang, Y. Wang, Y. D. Wang, Y. F. Wang, Y. Q. Wang, Y. Y. Wang, Z. Wang, Z. H. Wang, Zongyuan WangORCiD, Ziyi WangORCiD, Zongyuan WangORCiD, D. H. Wei, Frederik Weidner, Shuopin WenORCiD, D. J. White, Ulrich WiednerORCiDGND, G. Wilkinson, Magnus WolkeGND, Leonard Wollenberg, J. F. Wu, L. H. Wu, L. J. Wu, X. Wu, Z. Wu, Lei XiaORCiD, H. Xiao, S. Y. Xiao, Zhenjun XiaoORCiD, X. H. Xie, Y. G. Xie, Y. H. Xie, T. Y. Xing, Guofa XuORCiD, Q. J. Xu, W. Xu, Xinping XuORCiD, Y. C. Xu, F. Yan, L. Yan, W. B. Yan, W. C. Yan, Xu Yan, H. J. Yang, Hongxun YangORCiD, L. Yang, S. L. Yang, Yongxu Yang, Yifan YangORCiD, Zhi Yang, M. Ye, Minghan Ye, J. H. Yin, Z. Y. You, Boxiang YuORCiD, C. X. Yu, G. Yu, J. S. Yu, T. Yu, Chang-Zheng YuanORCiD, L. Yuan, X. Q. Yuan, Y. Yuan, Z. Y. Yuan, C. X. Yue, A. A. Zafar, X. Zeng Zeng, Y. Zeng, Z. Zeng, A. Q. Zhang, B. X. Zhang, Guangyi ZhangORCiD, H. Zhang, H. H. Zhang, H. H. Zhang, Hongyu ZhangORCiD, J. J. Zhang, J. L. Zhang, J. Q. Zhang, J. W. Zhang, Jianyong ZhangORCiD, J. Z. Zhang, Jianyu Zhang, Jiawei Zhang, L. M. Zhang, L. Q. Zhang, Lei Zhang, S. Zhang, S. F. Zhang, Shulei Zhang, X. D. Zhang, X. Y. Zhang, Y. Zhang, Y. T. Zhang, Y. H. Zhang, Yan ZhangORCiD, Yao Zhang, Z. H. Zhang, Z. Y. Zhang, G. Zhao, J. Zhao, J. Y. Zhao, J. Z. Zhao, Lei ZhaoORCiD, Ling Zhao, Ming-Gang ZhaoORCiD, Q. Zhao, Shujun Zhao, Yubin ZhaoORCiD, Y. X. Zhao, Zhengguo ZhaoORCiD, Alexey ZhemchugovORCiD, B. Zheng, Jianping ZhengORCiD, Y. Zheng, Y. H. Zheng, B. Zhong, C. Zhong, L. P. Zhou, Q. Zhou, X. Zhou, X. K. Zhou, X. R. Zhou, X. Y. Zhou, A. N. Zhu, J. Zhu, K. Zhu, Kejun ZhuORCiD, S. H. Zhu, T. J. Zhu, W. J. Zhu, W. J. Zhu, Y. C. Zhu, Zian ZhuORCiD, B. S. Zou, Jiaheng ZouORCiD
URN:urn:nbn:de:hebis:30:3-632217
DOI:https://doi.org/10.1103/PhysRevD.104.032007
ISSN:2470-0029
Parent Title (English):Physical review
Publisher:American Physical Society
Place of publication:Woodbury, NY
Document Type:Article
Language:English
Date of Publication (online):2021/08/20
Date of first Publication:2021/08/20
Publishing Institution:Universitätsbibliothek Johann Christian Senckenberg
Creating Corporation:BESIII collaboration
Release Date:2023/11/21
Volume:104
Issue:3, art. 032007
Page Number:11
First Page:1
Last Page:11
Institutes:Physik / Physik
Dewey Decimal Classification:5 Naturwissenschaften und Mathematik / 53 Physik / 530 Physik
Sammlungen:Universitätspublikationen
Licence (German):License LogoCreative Commons - Namensnennung 4.0