doi: 10.1103/PhysRevLett.128.062004.
Measurement of the Cross Section for e^{+}e^{-}→Hadrons at Energies from 2.2324 to 3.6710 GeV
M Ablikim
1
, M N Achasov
2
, P Adlarson
3
, S Ahmed
4
, M Albrecht
5
, R Aliberti
6
, A Amoroso
7
8
, M R An
9
, Q An
10
11
, X H Bai
12
, Y Bai
13
, O Bakina
14
, R Baldini Ferroli
15
, I Balossino
16
, Y Ban
17
, K Begzsuren
18
, N Berger
6
, M Bertani
15
, D Bettoni
16
, F Bianchi
7
8
, J Bloms
19
, A Bortone
7
8
, I Boyko
14
, R A Briere
20
, H Cai
21
, X Cai
1
10
, A Calcaterra
15
, G F Cao
1
22
, N Cao
1
22
, S A Cetin
23
, J F Chang
1
10
, W L Chang
1
22
, G Chelkov
14
, D Y Chen
24
, G Chen
1
, H S Chen
1
22
, M L Chen
1
10
, S J Chen
25
, X R Chen
26
, Y B Chen
1
10
, Z J Chen
27
, W S Cheng
8
, G Cibinetto
16
, F Cossio
8
, X F Cui
28
, H L Dai
1
10
, X C Dai
1
22
, A Dbeyssi
4
, R E de Boer
5
, D Dedovich
14
, Z Y Deng
1
, A Denig
6
, I Denysenko
14
, M Destefanis
7
8
, F De Mori
7
8
, Y Ding
29
, C Dong
28
, J Dong
1
10
, L Y Dong
1
22
, M Y Dong
1
10
22
, X Dong
21
, S X Du
30
, Y L Fan
21
, J Fang
1
10
, S S Fang
1
22
, Y Fang
1
, R Farinelli
16
, L Fava
31
8
, F Feldbauer
5
, G Felici
15
, C Q Feng
10
11
, J H Feng
32
, M Fritsch
5
, C D Fu
1
, Y Gao
10
11
, Y Gao
17
, Y G Gao
24
, I Garzia
16
33
, P T Ge
21
, C Geng
32
, E M Gersabeck
34
, A Gilman
35
, K Goetzen
36
, L Gong
29
, W X Gong
1
10
, W Gradl
6
, M Greco
7
8
, L M Gu
25
, M H Gu
1
10
, C Y Guan
1
22
, A Q Guo
37
, L B Guo
38
, R P Guo
39
, Y P Guo
40
, A Guskov
14
, T T Han
41
, W Y Han
9
, X Q Hao
42
, F A Harris
43
, K L He
1
22
, F H Heinsius
5
, C H Heinz
6
, Y K Heng
1
10
22
, C Herold
44
, M Himmelreich
36
, T Holtmann
5
, G Y Hou
1
22
, Y R Hou
22
, Z L Hou
1
, H M Hu
1
22
, J F Hu
45
, T Hu
1
10
22
, Y Hu
1
, G S Huang
10
11
, L Q Huang
46
, X T Huang
41
, Y P Huang
1
, Z Huang
17
, T Hussain
47
, N Hüsken
37
6
, W Ikegami Andersson
3
, W Imoehl
37
, M Irshad
10
11
, S Jaeger
5
, S Janchiv
18
, Q Ji
1
, Q P Ji
42
, X B Ji
1
22
, X L Ji
1
10
, Y Y Ji
41
, H B Jiang
41
, X S Jiang
1
10
22
, J B Jiao
41
, Z Jiao
48
, S Jin
25
, Y Jin
12
, M Q Jing
1
22
, T Johansson
3
, N Kalantar-Nayestanaki
49
, X S Kang
29
, R Kappert
49
, M Kavatsyuk
49
, B C Ke
1
50
, I K Keshk
5
, A Khoukaz
19
, P Kiese
6
, R Kiuchi
1
, R Kliemt
36
, L Koch
51
, O B Kolcu
23
, B Kopf
5
, M Kuemmel
5
, M Kuessner
5
, A Kupsc
3
, M G Kurth
1
22
, W Kühn
51
, J J Lane
34
, J S Lange
51
, P Larin
4
, A Lavania
52
, L Lavezzi
7
8
, Z H Lei
10
11
, H Leithoff
6
, M Lellmann
6
, T Lenz
6
, C Li
53
, C H Li
9
, Cheng Li
10
11
, D M Li
30
, F Li
1
10
, G Li
1
, H Li
10
11
, H Li
50
, H B Li
1
22
, H J Li
42
, H N Li
45
, J L Li
41
, J Q Li
5
, J S Li
32
, Ke Li
1
, L K Li
1
, Lei Li
54
, P R Li
55
, S Y Li
56
, W D Li
1
22
, W G Li
1
, X H Li
10
11
, X L Li
41
, Xiaoyu Li
1
22
, Z Y Li
32
, H Liang
10
11
, H Liang
1
22
, H Liang
57
, Y F Liang
58
, Y T Liang
26
, G R Liao
59
, L Z Liao
1
22
, J Libby
52
, C X Lin
32
, T Lin
1
, B J Liu
1
, C X Liu
1
, D Liu
4
11
, F H Liu
60
, Fang Liu
1
, Feng Liu
24
, G M Liu
45
, H M Liu
1
22
, Huanhuan Liu
1
, Huihui Liu
61
, J B Liu
10
11
, J L Liu
46
, J Y Liu
1
22
, K Liu
1
, K Y Liu
29
, L Liu
10
11
, M H Liu
40
, P L Liu
1
, Q Liu
21
, Q Liu
22
, S B Liu
10
11
, T Liu
1
22
, W M Liu
10
11
, X Liu
55
, Y Liu
55
, Y B Liu
28
, Z A Liu
1
10
22
, Z Q Liu
41
, X C Lou
1
10
22
, F X Lu
32
, H J Lu
48
, J D Lu
1
22
, J G Lu
1
10
, X L Lu
1
, Y Lu
1
, Y P Lu
1
10
, C L Luo
38
, M X Luo
62
, P W Luo
32
, T Luo
40
, X L Luo
1
10
, X R Lyu
22
, F C Ma
29
, H L Ma
1
, L L Ma
41
, M M Ma
1
22
, Q M Ma
1
, R Q Ma
1
22
, R T Ma
22
, X X Ma
1
22
, X Y Ma
1
10
, F E Maas
4
, M Maggiora
7
8
, S Maldaner
5
, S Malde
35
, Q A Malik
47
, A Mangoni
63
, Y J Mao
17
, Z P Mao
1
, S Marcello
7
8
, Z X Meng
12
, J G Messchendorp
49
, G Mezzadri
16
, T J Min
25
, R E Mitchell
37
, X H Mo
1
10
22
, N Yu Muchnoi
2
, H Muramatsu
64
, S Nakhoul
36
, Y Nefedov
14
, F Nerling
36
, I B Nikolaev
2
, Z Ning
1
10
, S Nisar
65
, Q Ouyang
1
10
22
, S Pacetti
63
66
, X Pan
40
, Y Pan
34
, A Pathak
1
, A Pathak
57
, P Patteri
15
, M Pelizaeus
5
, H P Peng
10
11
, K Peters
36
, J Pettersson
3
, J L Ping
38
, R G Ping
1
22
, S Pogodin
14
, R Poling
64
, V Prasad
10
11
, H Qi
10
11
, H R Qi
56
, M Qi
25
, T Y Qi
40
, S Qian
1
10
, W B Qian
22
, Z Qian
32
, C F Qiao
22
, J J Qin
46
, L Q Qin
59
, X P Qin
40
, X S Qin
41
, Z H Qin
1
10
, J F Qiu
1
, S Q Qu
28
, K H Rashid
47
, K Ravindran
52
, C F Redmer
6
, A Rivetti
8
, V Rodin
49
, M Rolo
8
, G Rong
1
22
, Ch Rosner
4
, M Rump
19
, H S Sang
11
, A Sarantsev
14
, Y Schelhaas
6
, C Schnier
5
, K Schoenning
3
, M Scodeggio
16
33
, W Shan
67
, X Y Shan
10
11
, J F Shangguan
68
, M Shao
10
11
, C P Shen
40
, H F Shen
1
22
, X Y Shen
1
22
, H C Shi
10
11
, R S Shi
1
22
, X Shi
1
10
, X D Shi
10
11
, J J Song
41
, J J Song
42
, W M Song
1
57
, Y X Song
17
, S Sosio
7
8
, S Spataro
7
8
, K X Su
21
, P P Su
68
, F F Sui
41
, G X Sun
1
, H K Sun
1
, J F Sun
42
, L Sun
21
, S S Sun
1
22
, T Sun
1
22
, W Y Sun
57
, X Sun
27
, Y J Sun
10
11
, Y Z Sun
1
, Z T Sun
1
, Y H Tan
21
, Y X Tan
10
11
, C J Tang
58
, G Y Tang
1
, J Tang
32
, J X Teng
10
11
, V Thoren
3
, W H Tian
50
, Y T Tian
26
, I Uman
69
, B Wang
1
, C W Wang
25
, D Y Wang
17
, H J Wang
55
, H P Wang
1
22
, K Wang
1
10
, L L Wang
1
, M Wang
41
, M Z Wang
17
, Meng Wang
1
22
, S Wang
40
, W Wang
32
, W H Wang
21
, W P Wang
10
11
, X Wang
17
, X F Wang
55
, X L Wang
40
, Y Wang
32
, Y D Wang
70
, Y F Wang
1
10
22
, Y Q Wang
1
, Y Y Wang
55
, Z Wang
1
10
, Z Y Wang
1
, Ziyi Wang
22
, Zongyuan Wang
1
22
, D H Wei
59
, F Weidner
19
, S P Wen
1
, D J White
34
, U Wiedner
5
, G Wilkinson
35
, M Wolke
3
, L Wollenberg
5
, J F Wu
1
22
, L H Wu
1
, L J Wu
1
22
, X Wu
40
, X H Wu
57
, Z Wu
1
10
, L Xia
10
11
, H Xiao
40
, S Y Xiao
1
, Z J Xiao
38
, X H Xie
17
, Y G Xie
1
10
, Y H Xie
24
, T Y Xing
1
22
, G F Xu
1
, Q J Xu
71
, W Xu
1
22
, X P Xu
68
, Y C Xu
22
, F Yan
40
, L Yan
40
, W B Yan
10
11
, W C Yan
30
, H J Yang
72
, H X Yang
1
, L Yang
50
, S L Yang
22
, Y X Yang
59
, Yifan Yang
1
22
, Zhi Yang
26
, M Ye
1
10
, M H Ye
73
, J H Yin
1
, Z Y You
32
, B X Yu
1
10
22
, C X Yu
28
, G Yu
1
22
, J S Yu
27
, T Yu
46
, C Z Yuan
1
22
, L Yuan
74
, X Q Yuan
17
, Y Yuan
1
, Z Y Yuan
32
, C X Yue
9
, A A Zafar
47
, X Zeng Zeng
24
, Y Zeng
27
, A Q Zhang
1
, B X Zhang
1
, Guangyi Zhang
42
, H Zhang
11
, H H Zhang
32
, H H Zhang
57
, H Y Zhang
1
10
, J J Zhang
50
, J L Zhang
75
, J Q Zhang
38
, J W Zhang
1
10
22
, J Y Zhang
1
, J Z Zhang
1
22
, Jianyu Zhang
1
22
, Jiawei Zhang
1
22
, L M Zhang
56
, L Q Zhang
32
, Lei Zhang
25
, S Zhang
32
, S F Zhang
25
, Shulei Zhang
27
, X D Zhang
70
, X Y Zhang
41
, Y Zhang
35
, Y T Zhang
30
, Y H Zhang
1
10
, Yan Zhang
10
11
, Yao Zhang
1
, Z Y Zhang
21
, G Zhao
1
, J Zhao
9
, J Y Zhao
1
22
, J Z Zhao
1
10
, Lei Zhao
10
11
, Ling Zhao
1
, M G Zhao
28
, Q Zhao
1
, S J Zhao
30
, Y B Zhao
1
10
, Y X Zhao
26
, Z G Zhao
10
11
, A Zhemchugov
14
, B Zheng
46
, J P Zheng
1
10
, Y H Zheng
22
, B Zhong
38
, C Zhong
46
, L P Zhou
1
22
, Q Zhou
1
22
, X Zhou
21
, X K Zhou
22
, X R Zhou
10
11
, X Y Zhou
9
, A N Zhu
1
22
, J Zhu
28
, K Zhu
1
, K J Zhu
1
10
22
, S H Zhu
76
, T J Zhu
75
, W J Zhu
40
, W J Zhu
28
, Y C Zhu
10
11
, Z A Zhu
1
22
, B S Zou
1
, J H Zou
1
; BESIII Collaboration
Affiliations
Affiliations
- 1 Institute of High Energy Physics, Beijing 100049, People's Republic of China.
- 2 G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia.
- 3 Uppsala University, Box 516, SE-75120 Uppsala, Sweden.
- 4 Helmholtz Institute Mainz, Staudinger Weg 18, D-55099 Mainz, Germany.
- 5 Bochum Ruhr-University, D-44780 Bochum, Germany.
- 6 Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany.
- 7 University of Turin and INFN, University of Turin, I-10125 Turin, Italy.
- 8 INFN, I-10125 Turin, Italy.
- 9 Liaoning Normal University, Dalian 116029, People's Republic of China.
- 10 State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China.
- 11 University of Science and Technology of China, Hefei 230026, People's Republic of China.
- 12 University of Jinan, Jinan 250022, People's Republic of China.
- 13 Southeast University, Nanjing 211100, People's Republic of China.
- 14 Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia.
- 15 INFN Laboratori Nazionali di Frascati, INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy.
- 16 INFN Sezione di Ferrara INFN Sezione di Ferrara, I-44122 Ferrara, Italy.
- 17 Peking University, Beijing 100871, People's Republic of China.
- 18 Institute of Physics and Technology, Peace Avenue 54B, Ulaanbaatar 13330, Mongolia.
- 19 University of Muenster, Wilhelm-Klemm-Strasse 9, 48149 Muenster, Germany.
- 20 Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA.
- 21 Wuhan University, Wuhan 430072, People's Republic of China.
- 22 University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China.
- 23 Turkish Accelerator Center Particle Factory Group, Istanbul Bilgi University, High Energy Physics Research Center, 34060 Eyup, Istanbul, Turkey.
- 24 Central China Normal University, Wuhan 430079, People's Republic of China.
- 25 Nanjing University, Nanjing 210093, People's Republic of China.
- 26 Institute of Modern Physics, Lanzhou 730000, People's Republic of China.
- 27 Hunan University, Changsha 410082, People's Republic of China.
- 28 Nankai University, Tianjin 300071, People's Republic of China.
- 29 Liaoning University, Shenyang 110036, People's Republic of China.
- 30 Zhengzhou University, Zhengzhou 450001, People's Republic of China.
- 31 University of Eastern Piedmont, I-15121 Alessandria, Italy.
- 32 Sun Yat-Sen University, Guangzhou 510275, People's Republic of China.
- 33 University of Ferrara, I-44122 Ferrara, Italy.
- 34 University of Manchester, Oxford Road, Manchester, M13 9PL, United Kingdom.
- 35 University of Oxford, Keble Road, Oxford, OX13RH, United Kingdom.
- 36 GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany.
- 37 Indiana University, Bloomington, Indiana 47405, USA.
- 38 Nanjing Normal University, Nanjing 210023, People's Republic of China.
- 39 Shandong Normal University, Jinan 250014, People's Republic of China.
- 40 Fudan University, Shanghai 200443, People's Republic of China.
- 41 Shandong University, Jinan 250100, People's Republic of China.
- 42 Henan Normal University, Xinxiang 453007, People's Republic of China.
- 43 University of Hawaii, Honolulu, Hawaii 96822, USA.
- 44 Suranaree University of Technology, University Avenue 111, Nakhon Ratchasima 30000, Thailand.
- 45 South China Normal University, Guangzhou 510006, People's Republic of China.
- 46 University of South China, Hengyang 421001, People's Republic of China.
- 47 University of the Punjab, Lahore-54590, Pakistan.
- 48 Huangshan College, Huangshan 245000, People's Republic of China.
- 49 University of Groningen, NL-9747 AA Groningen, Netherlands.
- 50 Shanxi Normal University, Linfen 041004, People's Republic of China.
- 51 Justus-Liebig-Universitaet Giessen, II, Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany.
- 52 Indian Institute of Technology Madras, Chennai 600036, India.
- 53 Qufu Normal University, Qufu 273165, People's Republic of China.
- 54 Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China.
- 55 Lanzhou University, Lanzhou 730000, People's Republic of China.
- 56 Tsinghua University, Beijing 100084, People's Republic of China.
- 57 Jilin University, Changchun 130012, People's Republic of China.
- 58 Sichuan University, Chengdu 610064, People's Republic of China.
- 59 Guangxi Normal University, Guilin 541004, People's Republic of China.
- 60 Shanxi University, Taiyuan 030006, People's Republic of China.
- 61 Henan University of Science and Technology, Luoyang 471003, People's Republic of China.
- 62 Zhejiang University, Hangzhou 310027, People's Republic of China.
- 63 INFN Sezione di Perugia, I-06100 Perugia, Italy.
- 64 University of Minnesota, Minneapolis, Minnesota 55455, USA.
- 65 Lahore Campus, COMSATS University Islamabad, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan.
- 66 University of Perugia, I-06100 Perugia, Italy.
- 67 Hunan Normal University, Changsha 410081, People's Republic of China.
- 68 Soochow University, Suzhou 215006, People's Republic of China.
- 69 Near East University, Nicosia, North Cyprus, Mersin 10, Turkey.
- 70 North China Electric Power University, Beijing 102206, People's Republic of China.
- 71 Hangzhou Normal University, Hangzhou 310036, People's Republic of China.
- 72 Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
- 73 China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China.
- 74 Beihang University, Beijing 100191, People's Republic of China.
- 75 Xinyang Normal University, Xinyang 464000, People's Republic of China.
- 76 University of Science and Technology Liaoning, Anshan 114051, People's Republic of China.
- PMID: 35213186
- DOI: 10.1103/PhysRevLett.128.062004
Item in Clipboard
Measurement of the Cross Section for e^{+}e^{-}→Hadrons at Energies from 2.2324 to 3.6710 GeV
M Ablikim et al.
Phys Rev Lett.
.
Display options
Format
doi: 10.1103/PhysRevLett.128.062004.
Authors
M Ablikim
1
, M N Achasov
2
, P Adlarson
3
, S Ahmed
4
, M Albrecht
5
, R Aliberti
6
, A Amoroso
7
8
, M R An
9
, Q An
10
11
, X H Bai
12
, Y Bai
13
, O Bakina
14
, R Baldini Ferroli
15
, I Balossino
16
, Y Ban
17
, K Begzsuren
18
, N Berger
6
, M Bertani
15
, D Bettoni
16
, F Bianchi
7
8
, J Bloms
19
, A Bortone
7
8
, I Boyko
14
, R A Briere
20
, H Cai
21
, X Cai
1
10
, A Calcaterra
15
, G F Cao
1
22
, N Cao
1
22
, S A Cetin
23
, J F Chang
1
10
, W L Chang
1
22
, G Chelkov
14
, D Y Chen
24
, G Chen
1
, H S Chen
1
22
, M L Chen
1
10
, S J Chen
25
, X R Chen
26
, Y B Chen
1
10
, Z J Chen
27
, W S Cheng
8
, G Cibinetto
16
, F Cossio
8
, X F Cui
28
, H L Dai
1
10
, X C Dai
1
22
, A Dbeyssi
4
, R E de Boer
5
, D Dedovich
14
, Z Y Deng
1
, A Denig
6
, I Denysenko
14
, M Destefanis
7
8
, F De Mori
7
8
, Y Ding
29
, C Dong
28
, J Dong
1
10
, L Y Dong
1
22
, M Y Dong
1
10
22
, X Dong
21
, S X Du
30
, Y L Fan
21
, J Fang
1
10
, S S Fang
1
22
, Y Fang
1
, R Farinelli
16
, L Fava
31
8
, F Feldbauer
5
, G Felici
15
, C Q Feng
10
11
, J H Feng
32
, M Fritsch
5
, C D Fu
1
, Y Gao
10
11
, Y Gao
17
, Y G Gao
24
, I Garzia
16
33
, P T Ge
21
, C Geng
32
, E M Gersabeck
34
, A Gilman
35
, K Goetzen
36
, L Gong
29
, W X Gong
1
10
, W Gradl
6
, M Greco
7
8
, L M Gu
25
, M H Gu
1
10
, C Y Guan
1
22
, A Q Guo
37
, L B Guo
38
, R P Guo
39
, Y P Guo
40
, A Guskov
14
, T T Han
41
, W Y Han
9
, X Q Hao
42
, F A Harris
43
, K L He
1
22
, F H Heinsius
5
, C H Heinz
6
, Y K Heng
1
10
22
, C Herold
44
, M Himmelreich
36
, T Holtmann
5
, G Y Hou
1
22
, Y R Hou
22
, Z L Hou
1
, H M Hu
1
22
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; BESIII Collaboration
Affiliations
- 1 Institute of High Energy Physics, Beijing 100049, People's Republic of China.
- 2 G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia.
- 3 Uppsala University, Box 516, SE-75120 Uppsala, Sweden.
- 4 Helmholtz Institute Mainz, Staudinger Weg 18, D-55099 Mainz, Germany.
- 5 Bochum Ruhr-University, D-44780 Bochum, Germany.
- 6 Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany.
- 7 University of Turin and INFN, University of Turin, I-10125 Turin, Italy.
- 8 INFN, I-10125 Turin, Italy.
- 9 Liaoning Normal University, Dalian 116029, People's Republic of China.
- 10 State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China.
- 11 University of Science and Technology of China, Hefei 230026, People's Republic of China.
- 12 University of Jinan, Jinan 250022, People's Republic of China.
- 13 Southeast University, Nanjing 211100, People's Republic of China.
- 14 Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia.
- 15 INFN Laboratori Nazionali di Frascati, INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy.
- 16 INFN Sezione di Ferrara INFN Sezione di Ferrara, I-44122 Ferrara, Italy.
- 17 Peking University, Beijing 100871, People's Republic of China.
- 18 Institute of Physics and Technology, Peace Avenue 54B, Ulaanbaatar 13330, Mongolia.
- 19 University of Muenster, Wilhelm-Klemm-Strasse 9, 48149 Muenster, Germany.
- 20 Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA.
- 21 Wuhan University, Wuhan 430072, People's Republic of China.
- 22 University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China.
- 23 Turkish Accelerator Center Particle Factory Group, Istanbul Bilgi University, High Energy Physics Research Center, 34060 Eyup, Istanbul, Turkey.
- 24 Central China Normal University, Wuhan 430079, People's Republic of China.
- 25 Nanjing University, Nanjing 210093, People's Republic of China.
- 26 Institute of Modern Physics, Lanzhou 730000, People's Republic of China.
- 27 Hunan University, Changsha 410082, People's Republic of China.
- 28 Nankai University, Tianjin 300071, People's Republic of China.
- 29 Liaoning University, Shenyang 110036, People's Republic of China.
- 30 Zhengzhou University, Zhengzhou 450001, People's Republic of China.
- 31 University of Eastern Piedmont, I-15121 Alessandria, Italy.
- 32 Sun Yat-Sen University, Guangzhou 510275, People's Republic of China.
- 33 University of Ferrara, I-44122 Ferrara, Italy.
- 34 University of Manchester, Oxford Road, Manchester, M13 9PL, United Kingdom.
- 35 University of Oxford, Keble Road, Oxford, OX13RH, United Kingdom.
- 36 GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany.
- 37 Indiana University, Bloomington, Indiana 47405, USA.
- 38 Nanjing Normal University, Nanjing 210023, People's Republic of China.
- 39 Shandong Normal University, Jinan 250014, People's Republic of China.
- 40 Fudan University, Shanghai 200443, People's Republic of China.
- 41 Shandong University, Jinan 250100, People's Republic of China.
- 42 Henan Normal University, Xinxiang 453007, People's Republic of China.
- 43 University of Hawaii, Honolulu, Hawaii 96822, USA.
- 44 Suranaree University of Technology, University Avenue 111, Nakhon Ratchasima 30000, Thailand.
- 45 South China Normal University, Guangzhou 510006, People's Republic of China.
- 46 University of South China, Hengyang 421001, People's Republic of China.
- 47 University of the Punjab, Lahore-54590, Pakistan.
- 48 Huangshan College, Huangshan 245000, People's Republic of China.
- 49 University of Groningen, NL-9747 AA Groningen, Netherlands.
- 50 Shanxi Normal University, Linfen 041004, People's Republic of China.
- 51 Justus-Liebig-Universitaet Giessen, II, Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany.
- 52 Indian Institute of Technology Madras, Chennai 600036, India.
- 53 Qufu Normal University, Qufu 273165, People's Republic of China.
- 54 Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China.
- 55 Lanzhou University, Lanzhou 730000, People's Republic of China.
- 56 Tsinghua University, Beijing 100084, People's Republic of China.
- 57 Jilin University, Changchun 130012, People's Republic of China.
- 58 Sichuan University, Chengdu 610064, People's Republic of China.
- 59 Guangxi Normal University, Guilin 541004, People's Republic of China.
- 60 Shanxi University, Taiyuan 030006, People's Republic of China.
- 61 Henan University of Science and Technology, Luoyang 471003, People's Republic of China.
- 62 Zhejiang University, Hangzhou 310027, People's Republic of China.
- 63 INFN Sezione di Perugia, I-06100 Perugia, Italy.
- 64 University of Minnesota, Minneapolis, Minnesota 55455, USA.
- 65 Lahore Campus, COMSATS University Islamabad, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan.
- 66 University of Perugia, I-06100 Perugia, Italy.
- 67 Hunan Normal University, Changsha 410081, People's Republic of China.
- 68 Soochow University, Suzhou 215006, People's Republic of China.
- 69 Near East University, Nicosia, North Cyprus, Mersin 10, Turkey.
- 70 North China Electric Power University, Beijing 102206, People's Republic of China.
- 71 Hangzhou Normal University, Hangzhou 310036, People's Republic of China.
- 72 Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
- 73 China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China.
- 74 Beihang University, Beijing 100191, People's Republic of China.
- 75 Xinyang Normal University, Xinyang 464000, People's Republic of China.
- 76 University of Science and Technology Liaoning, Anshan 114051, People's Republic of China.
- PMID: 35213186
- DOI: 10.1103/PhysRevLett.128.062004
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Abstract
Based on electron-positron collision data collected with the BESIII detector operating at the Beijing Electron-Positron Collider II storage rings, the value of R≡σ(e^{+}e^{-}→hadrons)/σ(e^{+}e^{-}→μ^{+}μ^{-}) is measured at 14 center-of-mass energies from 2.2324 to 3.6710 GeV. The resulting uncertainties are less than 3.0% and are dominated by systematic uncertainties.
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