First Observation of D+ → ημ+νμ and Measurement of Its Decay Dynamics
- Publication type:
- Journal article
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- Autoren
- M Ablikim
- MN Achasov
- P Adlarson
- S Ahmed
- M Albrecht
- A Amoroso
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- XH Bai
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- XQ Hao
- FA Harris
- KL He
- FH Heinsius
- T Held
- YK Heng
- M Himmelreich
- T Holtmann
- YR Hou
- ZL Hou
- HM Hu
- JF Hu
- T Hu
- Y Hu
- GS Huang
- LQ Huang
- XT Huang
- YP Huang
- Z Huang
- N Huesken
- T Hussain
- W Ikegami Andersson
- W Imoehl
- M Irshad
- S Jaeger
- S Janchiv
- Q Ji
- QP Ji
- XB Ji
- XL Ji
- HB Jiang
- XS Jiang
- XY Jiang
- JB Jiao
- Z Jiao
- S Jin
- Y Jin
- T Johansson
- N Kalantar-Nayestanaki
- XS Kang
- R Kappert
- M Kavatsyuk
- BC Ke
- IK Keshk
- A Khoukaz
- P Kiese
- R Kiuchi
- R Kliemt
- L Koch
- OB Kolcu
- B Kopf
- M Kuemmel
- M Kuessner
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- JJ Lane
- JS Lange
- P Larin
- L Lavezzi
- H Leithoff
- M Lellmann
- T Lenz
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- Cheng Li
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- M Maggiora
- S Maldaner
- S Malde
- QA Malik
- A Mangoni
- YJ Mao
- ZP Mao
- S Marcello
- ZX Meng
- JG Messchendorp
- G Mezzadri
- TJ Min
- RE Mitchell
- XH Mo
- YJ Mo
- N Yu Muchnoi
- H Muramatsu
- S Nakhoul
- Y Nefedov
- F Nerling
- IB Nikolaev
- Z Ning
- S Nisar
- SL Olsen
- Q Ouyang
- S Pacetti
- X Pan
- Y Pan
- A Pathak
- P Patteri
- M Pelizaeus
- HP Peng
- K Peters
- J Pettersson
- JL Ping
- RG Ping
- A Pitka
- R Poling
- V Prasad
- H Qi
- HR Qi
- M Qi
- TY Qi
- S Qian
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- Z Qian
- CF Qiao
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- XP Qin
- XS Qin
- ZH Qin
- JF Qiu
- SQ Qu
- KH Rashid
- K Ravindran
- CF Redmer
- A Rivetti
- V Rodin
- M Rolo
- G Rong
- Ch Rosner
- M Rump
- A Sarantsev
- Y Schelhaas
- C Schnier
- K Schoenning
- DC Shan
- W Shan
- XY Shan
- M Shao
- CP Shen
- PX Shen
- XY Shen
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- XD Shi
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- Ziyi Wang
- Zongyuan Wang
- DH Wei
- P Weidenkaff
- F Weidner
- SP Wen
- DJ White
- U Wiedner
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- M Wolke
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- Jianyu Zhang
- Jiawei Zhang
- L Zhang
- Lei Zhang
- S Zhang
- SF Zhang
- TJ Zhang
- XY Zhang
- Y Zhang
- YH Zhang
- YT Zhang
- Yan Zhang
- Yao Zhang
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- ZY Zhang
- G Zhao
- J Zhao
- JY Zhao
- JZ Zhao
- Lei Zhao
- Ling Zhao
- MG Zhao
- Q Zhao
- SJ Zhao
- YB Zhao
- YX Zhao
- ZG Zhao
- A Zhemchugov
- B Zheng
- JP Zheng
- Y Zheng
- YH Zheng
- B Zhong
- C Zhong
- LP Zhou
- Q Zhou
- X Zhou
- XK Zhou
- XR Zhou
- AN Zhu
- J Zhu
- K Zhu
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- WJ Zhu
- XL Zhu
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- BS Zou
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- Autoren-URL
- https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=fis-test-1&SrcAuth=WosAPI&KeyUT=WOS:000538944400003&DestLinkType=FullRecord&DestApp=WOS_CPL
- DOI
- 10.1103/PhysRevLett.124.231801
- eISSN
- 1079-7114
- Externe Identifier
- Clarivate Analytics Document Solution ID: LW1ZJ
- PubMed Identifier: 32603168
- ISSN
- 0031-9007
- Ausgabe der Veröffentlichung
- 23
- Zeitschrift
- PHYSICAL REVIEW LETTERS
- Artikelnummer
- ARTN 231801
- Datum der Veröffentlichung
- 2020
- Status
- Published
- Titel
- First Observation of <i>D</i><SUP>+</SUP> → ημ<SUP>+</SUP>ν<sub>μ</sub> and Measurement of Its Decay Dynamics
- Sub types
- Article
- Ausgabe der Zeitschrift
- 124
Data source: Web of Science (Lite)
- Other metadata sources:
-
- Autoren
- M Ablikim
- MN Achasov
- P Adlarson
- S Ahmed
- M Albrecht
- A Amoroso
- Q An
- Anita
- XH Bai
- Y Bai
- O Bakina
- R Baldini Ferroli
- I Balossino
- Y Ban
- K Begzsuren
- JV Bennett
- N Berger
- M Bertani
- D Bettoni
- F Bianchi
- J Biernat
- J Bloms
- A Bortone
- I Boyko
- RA Briere
- H Cai
- X Cai
- A Calcaterra
- GF Cao
- N Cao
- SA Cetin
- JF Chang
- WL Chang
- G Chelkov
- DY Chen
- G Chen
- HS Chen
- ML Chen
- SJ Chen
- XR Chen
- YB Chen
- WS Cheng
- G Cibinetto
- F Cossio
- XF Cui
- HL Dai
- JP Dai
- XC Dai
- A Dbeyssi
- RB de Boer
- D Dedovich
- ZY Deng
- A Denig
- I Denysenko
- M Destefanis
- F De Mori
- Y Ding
- C Dong
- J Dong
- LY Dong
- MY Dong
- SX Du
- J Fang
- SS Fang
- Y Fang
- R Farinelli
- L Fava
- F Feldbauer
- G Felici
- CQ Feng
- M Fritsch
- CD Fu
- Y Fu
- XL Gao
- Y Gao
- Y Gao
- YG Gao
- I Garzia
- EM Gersabeck
- A Gilman
- K Goetzen
- L Gong
- WX Gong
- W Gradl
- M Greco
- LM Gu
- MH Gu
- S Gu
- YT Gu
- CY Guan
- AQ Guo
- LB Guo
- RP Guo
- YP Guo
- YP Guo
- A Guskov
- S Han
- TT Han
- TZ Han
- XQ Hao
- FA Harris
- KL He
- FH Heinsius
- T Held
- YK Heng
- M Himmelreich
- T Holtmann
- YR Hou
- ZL Hou
- HM Hu
- JF Hu
- T Hu
- Y Hu
- GS Huang
- LQ Huang
- XT Huang
- YP Huang
- Z Huang
- N Huesken
- T Hussain
- W Ikegami Andersson
- W Imoehl
- M Irshad
- S Jaeger
- S Janchiv
- Q Ji
- QP Ji
- XB Ji
- XL Ji
- HB Jiang
- XS Jiang
- XY Jiang
- JB Jiao
- Z Jiao
- S Jin
- Y Jin
- T Johansson
- N Kalantar-Nayestanaki
- XS Kang
- R Kappert
- M Kavatsyuk
- BC Ke
- IK Keshk
- A Khoukaz
- P Kiese
- R Kiuchi
- R Kliemt
- L Koch
- OB Kolcu
- B Kopf
- M Kuemmel
- M Kuessner
- A Kupsc
- MG Kurth
- W Kühn
- JJ Lane
- JS Lange
- P Larin
- L Lavezzi
- H Leithoff
- M Lellmann
- T Lenz
- C Li
- CH Li
- Cheng Li
- DM Li
- F Li
- G Li
- HB Li
- HJ Li
- JL Li
- JQ Li
- Ke Li
- LK Li
- Lei Li
- PL Li
- PR Li
- SY Li
- WD Li
- WG Li
- XH Li
- XL Li
- ZB Li
- ZY Li
- H Liang
- H Liang
- YF Liang
- YT Liang
- LZ Liao
- J Libby
- CX Lin
- B Liu
- BJ Liu
- CX Liu
- D Liu
- DY Liu
- FH Liu
- Fang Liu
- Feng Liu
- HB Liu
- HM Liu
- Huanhuan Liu
- Huihui Liu
- JB Liu
- JY Liu
- K Liu
- KY Liu
- Ke Liu
- L Liu
- Q Liu
- SB Liu
- Shuai Liu
- T Liu
- X Liu
- YB Liu
- ZA Liu
- ZQ Liu
- YF Long
- XC Lou
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- JD Lu
- JG Lu
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- Y Lu
- YP Lu
- CL Luo
- MX Luo
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- T Luo
- XL Luo
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- XR Lyu
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- HL Ma
- LL Ma
- MM Ma
- QM Ma
- RQ Ma
- RT Ma
- XN Ma
- XX Ma
- XY Ma
- YM Ma
- FE Maas
- M Maggiora
- S Maldaner
- S Malde
- QA Malik
- A Mangoni
- YJ Mao
- ZP Mao
- S Marcello
- ZX Meng
- JG Messchendorp
- G Mezzadri
- TJ Min
- RE Mitchell
- XH Mo
- YJ Mo
- N Yu Muchnoi
- H Muramatsu
- S Nakhoul
- Y Nefedov
- F Nerling
- IB Nikolaev
- Z Ning
- S Nisar
- SL Olsen
- Q Ouyang
- S Pacetti
- X Pan
- Y Pan
- A Pathak
- P Patteri
- M Pelizaeus
- HP Peng
- K Peters
- J Pettersson
- JL Ping
- RG Ping
- A Pitka
- R Poling
- V Prasad
- H Qi
- HR Qi
- M Qi
- TY Qi
- TY Qi
- S Qian
- W-B Qian
- Z Qian
- CF Qiao
- LQ Qin
- XP Qin
- XS Qin
- ZH Qin
- JF Qiu
- SQ Qu
- KH Rashid
- K Ravindran
- CF Redmer
- A Rivetti
- V Rodin
- M Rolo
- G Rong
- Ch Rosner
- M Rump
- A Sarantsev
- Y Schelhaas
- C Schnier
- K Schoenning
- DC Shan
- W Shan
- XY Shan
- M Shao
- CP Shen
- PX Shen
- XY Shen
- HC Shi
- RS Shi
- X Shi
- XD Shi
- JJ Song
- QQ Song
- WM Song
- YX Song
- S Sosio
- S Spataro
- FF Sui
- GX Sun
- JF Sun
- L Sun
- SS Sun
- T Sun
- WY Sun
- YJ Sun
- YK Sun
- YZ Sun
- ZT Sun
- YH Tan
- YX Tan
- CJ Tang
- GY Tang
- J Tang
- V Thoren
- B Tsednee
- I Uman
- B Wang
- BL Wang
- CW Wang
- DY Wang
- HP Wang
- K Wang
- LL Wang
- M Wang
- MZ Wang
- Meng Wang
- WH Wang
- WP Wang
- X Wang
- XF Wang
- XL Wang
- Y Wang
- Y Wang
- YD Wang
- YF Wang
- YQ Wang
- Z Wang
- ZY Wang
- Ziyi Wang
- Zongyuan Wang
- DH Wei
- P Weidenkaff
- F Weidner
- SP Wen
- DJ White
- U Wiedner
- G Wilkinson
- M Wolke
- L Wollenberg
- JF Wu
- LH Wu
- LJ Wu
- X Wu
- Z Wu
- L Xia
- H Xiao
- SY Xiao
- YJ Xiao
- ZJ Xiao
- XH Xie
- YG Xie
- YH Xie
- TY Xing
- XA Xiong
- GF Xu
- JJ Xu
- QJ Xu
- W Xu
- XP Xu
- F Yan
- L Yan
- L Yan
- WB Yan
- WC Yan
- Xu Yan
- HJ Yang
- HX Yang
- L Yang
- RX Yang
- SL Yang
- YH Yang
- YX Yang
- Yifan Yang
- Zhi Yang
- M Ye
- MH Ye
- JH Yin
- ZY You
- BX Yu
- CX Yu
- G Yu
- JS Yu
- T Yu
- CZ Yuan
- W Yuan
- XQ Yuan
- Y Yuan
- ZY Yuan
- CX Yue
- A Yuncu
- AA Zafar
- Y Zeng
- BX Zhang
- Guangyi Zhang
- HH Zhang
- HY Zhang
- JL Zhang
- JQ Zhang
- JW Zhang
- JY Zhang
- JZ Zhang
- Jianyu Zhang
- Jiawei Zhang
- L Zhang
- Lei Zhang
- S Zhang
- SF Zhang
- TJ Zhang
- XY Zhang
- Y Zhang
- YH Zhang
- YT Zhang
- Yan Zhang
- Yao Zhang
- Yi Zhang
- ZH Zhang
- ZY Zhang
- G Zhao
- J Zhao
- JY Zhao
- JZ Zhao
- Lei Zhao
- Ling Zhao
- MG Zhao
- Q Zhao
- SJ Zhao
- YB Zhao
- YX Zhao
- ZG Zhao
- A Zhemchugov
- B Zheng
- JP Zheng
- Y Zheng
- YH Zheng
- B Zhong
- C Zhong
- LP Zhou
- Q Zhou
- X Zhou
- XK Zhou
- XR Zhou
- AN Zhu
- J Zhu
- K Zhu
- KJ Zhu
- SH Zhu
- WJ Zhu
- XL Zhu
- YC Zhu
- ZA Zhu
- BS Zou
- JH Zou
- DOI
- 10.1103/physrevlett.124.231801
- eISSN
- 1079-7114
- ISSN
- 0031-9007
- Ausgabe der Veröffentlichung
- 23
- Zeitschrift
- Physical Review Letters
- Sprache
- en
- Artikelnummer
- 231801
- Online publication date
- 2020
- Status
- Published online
- Herausgeber
- American Physical Society (APS)
- Herausgeber URL
- http://dx.doi.org/10.1103/physrevlett.124.231801
- Datum der Datenerfassung
- 2020
- Titel
- First Observation of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi>D</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup><mml:mo stretchy="false">→</mml:mo><mml:mi>η</mml:mi><mml:msup><mml:mrow><mml:mi>μ</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup><mml:msub><mml:mrow><mml:mi>ν</mml:mi></mml:mrow><mml:mrow><mml:mi>μ</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math> and Measurement of Its Decay Dynamics
- Ausgabe der Zeitschrift
- 124
Data source: Crossref
- Abstract
- By analyzing a data sample corresponding to an integrated luminosity of 2.93 fb^{-1} collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, we measure for the first time the absolute branching fraction of the D^{+}→ημ^{+}ν_{μ} decay to be B_{D^{+}→ημ^{+}ν_{μ}}=(10.4±1.0_{stat}±0.5_{syst})×10^{-4}. Using the world averaged value of B_{D^{+}→ηe^{+}ν_{e}}, the ratio of the two branching fractions is determined to be B_{D^{+}→ημ^{+}ν_{μ}}/B_{D^{+}→ηe^{+}ν_{e}}=0.91±0.13_{(stat+syst)}, which agrees with the theoretical expectation of lepton flavor universality within uncertainty. By studying the differential decay rates in five four-momentum transfer intervals, we obtain the product of the hadronic form factor f_{+}^{η}(0) and the c→d Cabibbo-Kobayashi-Maskawa matrix element |V_{cd}| to be f_{+}^{η}(0)|V_{cd}|=0.087±0.008_{stat}±0.002_{syst}. Taking the input of |V_{cd}| from the global fit in the standard model, we determine f_{+}^{η}(0)=0.39±0.04_{stat}±0.01_{syst}. On the other hand, using the value of f_{+}^{η}(0) calculated in theory, we find |V_{cd}|=0.242±0.022_{stat}±0.006_{syst}±0.033_{theory}.
- Addresses
- Institute of High Energy Physics, Beijing 100049, People's Republic of China.
- Autoren
- M Ablikim
- MN Achasov
- P Adlarson
- S Ahmed
- M Albrecht
- A Amoroso
- Q An
- Anita
- XH Bai
- Y Bai
- O Bakina
- R Baldini Ferroli
- I Balossino
- Y Ban
- K Begzsuren
- JV Bennett
- N Berger
- M Bertani
- D Bettoni
- F Bianchi
- J Biernat
- J Bloms
- A Bortone
- I Boyko
- RA Briere
- H Cai
- X Cai
- A Calcaterra
- GF Cao
- N Cao
- SA Cetin
- JF Chang
- WL Chang
- G Chelkov
- DY Chen
- G Chen
- HS Chen
- ML Chen
- SJ Chen
- XR Chen
- YB Chen
- WS Cheng
- G Cibinetto
- F Cossio
- XF Cui
- HL Dai
- JP Dai
- XC Dai
- A Dbeyssi
- RB de Boer
- D Dedovich
- ZY Deng
- A Denig
- I Denysenko
- M Destefanis
- F De Mori
- Y Ding
- C Dong
- J Dong
- LY Dong
- MY Dong
- SX Du
- J Fang
- SS Fang
- Y Fang
- R Farinelli
- L Fava
- F Feldbauer
- G Felici
- CQ Feng
- M Fritsch
- CD Fu
- Y Fu
- XL Gao
- Y Gao
- Y Gao
- YG Gao
- I Garzia
- EM Gersabeck
- A Gilman
- K Goetzen
- L Gong
- WX Gong
- W Gradl
- M Greco
- LM Gu
- MH Gu
- S Gu
- YT Gu
- CY Guan
- AQ Guo
- LB Guo
- RP Guo
- YP Guo
- YP Guo
- A Guskov
- S Han
- TT Han
- TZ Han
- XQ Hao
- FA Harris
- KL He
- FH Heinsius
- T Held
- YK Heng
- M Himmelreich
- T Holtmann
- YR Hou
- ZL Hou
- HM Hu
- JF Hu
- T Hu
- Y Hu
- GS Huang
- LQ Huang
- XT Huang
- YP Huang
- Z Huang
- N Huesken
- T Hussain
- W Ikegami Andersson
- W Imoehl
- M Irshad
- S Jaeger
- S Janchiv
- Q Ji
- QP Ji
- XB Ji
- XL Ji
- HB Jiang
- XS Jiang
- XY Jiang
- JB Jiao
- Z Jiao
- S Jin
- Y Jin
- T Johansson
- N Kalantar-Nayestanaki
- XS Kang
- R Kappert
- M Kavatsyuk
- BC Ke
- IK Keshk
- A Khoukaz
- P Kiese
- R Kiuchi
- R Kliemt
- L Koch
- OB Kolcu
- B Kopf
- M Kuemmel
- M Kuessner
- A Kupsc
- MG Kurth
- W Kühn
- JJ Lane
- JS Lange
- P Larin
- L Lavezzi
- H Leithoff
- M Lellmann
- T Lenz
- C Li
- CH Li
- Cheng Li
- DM Li
- F Li
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- S Malde
- QA Malik
- A Mangoni
- YJ Mao
- ZP Mao
- S Marcello
- ZX Meng
- JG Messchendorp
- G Mezzadri
- TJ Min
- RE Mitchell
- XH Mo
- YJ Mo
- N Yu Muchnoi
- H Muramatsu
- S Nakhoul
- Y Nefedov
- F Nerling
- IB Nikolaev
- Z Ning
- S Nisar
- SL Olsen
- Q Ouyang
- S Pacetti
- X Pan
- Y Pan
- A Pathak
- P Patteri
- M Pelizaeus
- HP Peng
- K Peters
- J Pettersson
- JL Ping
- RG Ping
- A Pitka
- R Poling
- V Prasad
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- HR Qi
- M Qi
- TY Qi
- TY Qi
- S Qian
- W-B Qian
- Z Qian
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- LQ Qin
- XP Qin
- XS Qin
- ZH Qin
- JF Qiu
- SQ Qu
- KH Rashid
- K Ravindran
- CF Redmer
- A Rivetti
- V Rodin
- M Rolo
- G Rong
- Ch Rosner
- M Rump
- A Sarantsev
- Y Schelhaas
- C Schnier
- K Schoenning
- DC Shan
- W Shan
- XY Shan
- M Shao
- CP Shen
- PX Shen
- XY Shen
- HC Shi
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- JJ Song
- QQ Song
- WM Song
- YX Song
- S Sosio
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- YH Tan
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- CJ Tang
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- J Tang
- V Thoren
- B Tsednee
- I Uman
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- CW Wang
- DY Wang
- HP Wang
- K Wang
- LL Wang
- M Wang
- MZ Wang
- Meng Wang
- WH Wang
- WP Wang
- X Wang
- XF Wang
- XL Wang
- Y Wang
- Y Wang
- YD Wang
- YF Wang
- YQ Wang
- Z Wang
- ZY Wang
- Ziyi Wang
- Zongyuan Wang
- DH Wei
- P Weidenkaff
- F Weidner
- SP Wen
- DJ White
- U Wiedner
- G Wilkinson
- M Wolke
- L Wollenberg
- JF Wu
- LH Wu
- LJ Wu
- X Wu
- Z Wu
- L Xia
- H Xiao
- SY Xiao
- YJ Xiao
- ZJ Xiao
- XH Xie
- YG Xie
- YH Xie
- TY Xing
- XA Xiong
- GF Xu
- JJ Xu
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- Xu Yan
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- YX Yang
- Yifan Yang
- Zhi Yang
- M Ye
- MH Ye
- JH Yin
- ZY You
- BX Yu
- CX Yu
- G Yu
- JS Yu
- T Yu
- CZ Yuan
- W Yuan
- XQ Yuan
- Y Yuan
- ZY Yuan
- CX Yue
- A Yuncu
- AA Zafar
- Y Zeng
- BX Zhang
- Guangyi Zhang
- HH Zhang
- HY Zhang
- JL Zhang
- JQ Zhang
- JW Zhang
- JY Zhang
- JZ Zhang
- Jianyu Zhang
- Jiawei Zhang
- L Zhang
- Lei Zhang
- S Zhang
- SF Zhang
- TJ Zhang
- XY Zhang
- Y Zhang
- YH Zhang
- YT Zhang
- Yan Zhang
- Yao Zhang
- Yi Zhang
- ZH Zhang
- ZY Zhang
- G Zhao
- J Zhao
- JY Zhao
- JZ Zhao
- Lei Zhao
- Ling Zhao
- MG Zhao
- Q Zhao
- SJ Zhao
- YB Zhao
- YX Zhao
- ZG Zhao
- A Zhemchugov
- B Zheng
- JP Zheng
- Y Zheng
- YH Zheng
- B Zhong
- C Zhong
- LP Zhou
- Q Zhou
- X Zhou
- XK Zhou
- XR Zhou
- AN Zhu
- J Zhu
- K Zhu
- KJ Zhu
- SH Zhu
- WJ Zhu
- XL Zhu
- YC Zhu
- ZA Zhu
- BS Zou
- JH Zou
- BESIII Collaboration
- DOI
- 10.1103/physrevlett.124.231801
- eISSN
- 1079-7114
- Externe Identifier
- PubMed Identifier: 32603168
- Funding acknowledgements
- National Natural Science Foundation of China: 11935015
- National Natural Science Foundation of China: 11935016
- National Key Basic Research Program of China: 2015CB856700
- Royal Society: DH160214
- Chinese Academy of Sciences: QYZDJ-SSW-SLH003
- National Natural Science Foundation of China: 11935018
- National Natural Science Foundation of China: 11961141012
- National Science and Technology fund:
- Shanghai Key Laboratory for Particle Physics and Cosmology:
- National Natural Science Foundation of China: 11625523
- National Natural Science Foundation of China: 11822506
- Knut och Alice Wallenbergs Stiftelse: 2016.0157
- National Natural Science Foundation of China: 11635010
- National Natural Science Foundation of China: 11735014
- Ministry of Development of Turkey: DPT2006K-120470
- Chinese Academy of Sciences: QYZDJ-SSW-SLH040
- National Natural Science Foundation of China: 11775230
- European Research Council: 758462
- Deutsche Forschungsgemeinschaft: CRC 1044
- National Natural Science Foundation of China: U1532101
- National Natural Science Foundation of China: 11475123
- National Natural Science Foundation of China: 11835012
- Royal Society: DH140054
- Istituto Nazionale di Fisica Nucleare:
- U.S. Department of Energy: DE-SC-0012069
- Deutsche Forschungsgemeinschaft: FOR 2359
- National Natural Science Foundation of China: U1832207
- National Natural Science Foundation of China: U1932102
- Science and Technology Facilities Council:
- Vetenskapsrådet:
- U.S. Department of Energy: DE-FG02-05ER41374
- National Natural Science Foundation of China: U1732263
- Open access
- false
- ISSN
- 0031-9007
- Ausgabe der Veröffentlichung
- 23
- Zeitschrift
- Physical review letters
- Schlüsselwörter
- BESIII Collaboration
- Sprache
- eng
- Medium
- Paginierung
- 231801
- Datum der Veröffentlichung
- 2020
- Status
- Published
- Publisher licence
- CC BY
- Datum der Datenerfassung
- 2020
- Titel
- First Observation of D^{+}→ημ^{+}ν_{μ} and Measurement of Its Decay Dynamics.
- Sub types
- Journal Article
- Ausgabe der Zeitschrift
- 124
Data source: Europe PubMed Central
- Abstract
- By analyzing a data sample corresponding to an integrated luminosity of 2.93 fb^{-1} collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, we measure for the first time the absolute branching fraction of the D^{+}→ημ^{+}ν_{μ} decay to be B_{D^{+}→ημ^{+}ν_{μ}}=(10.4±1.0_{stat}±0.5_{syst})×10^{-4}. Using the world averaged value of B_{D^{+}→ηe^{+}ν_{e}}, the ratio of the two branching fractions is determined to be B_{D^{+}→ημ^{+}ν_{μ}}/B_{D^{+}→ηe^{+}ν_{e}}=0.91±0.13_{(stat+syst)}, which agrees with the theoretical expectation of lepton flavor universality within uncertainty. By studying the differential decay rates in five four-momentum transfer intervals, we obtain the product of the hadronic form factor f_{+}^{η}(0) and the c→d Cabibbo-Kobayashi-Maskawa matrix element |V_{cd}| to be f_{+}^{η}(0)|V_{cd}|=0.087±0.008_{stat}±0.002_{syst}. Taking the input of |V_{cd}| from the global fit in the standard model, we determine f_{+}^{η}(0)=0.39±0.04_{stat}±0.01_{syst}. On the other hand, using the value of f_{+}^{η}(0) calculated in theory, we find |V_{cd}|=0.242±0.022_{stat}±0.006_{syst}±0.033_{theory}.
- Date of acceptance
- 2020
- Autoren
- M Ablikim
- MN Achasov
- P Adlarson
- S Ahmed
- M Albrecht
- A Amoroso
- Q An
- Anita
- XH Bai
- Y Bai
- O Bakina
- R Baldini Ferroli
- I Balossino
- Y Ban
- K Begzsuren
- JV Bennett
- N Berger
- M Bertani
- D Bettoni
- F Bianchi
- J Biernat
- J Bloms
- A Bortone
- I Boyko
- RA Briere
- H Cai
- X Cai
- A Calcaterra
- GF Cao
- N Cao
- SA Cetin
- JF Chang
- WL Chang
- G Chelkov
- DY Chen
- G Chen
- HS Chen
- ML Chen
- SJ Chen
- XR Chen
- YB Chen
- WS Cheng
- G Cibinetto
- F Cossio
- XF Cui
- HL Dai
- JP Dai
- XC Dai
- A Dbeyssi
- RB de Boer
- D Dedovich
- ZY Deng
- A Denig
- I Denysenko
- M Destefanis
- F De Mori
- Y Ding
- C Dong
- J Dong
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- MY Dong
- SX Du
- J Fang
- SS Fang
- Y Fang
- R Farinelli
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- S Han
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- KL He
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- M Himmelreich
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- W Ikegami Andersson
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- Z Jiao
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- Y Jin
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- N Kalantar-Nayestanaki
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- M Kuessner
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- W Kühn
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- JS Lange
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- M Lellmann
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- Cheng Li
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- XL Li
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- Huanhuan Liu
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- HL Ma
- LL Ma
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- QM Ma
- RQ Ma
- RT Ma
- XN Ma
- XX Ma
- XY Ma
- YM Ma
- FE Maas
- M Maggiora
- S Maldaner
- S Malde
- QA Malik
- A Mangoni
- YJ Mao
- ZP Mao
- S Marcello
- ZX Meng
- JG Messchendorp
- G Mezzadri
- TJ Min
- RE Mitchell
- XH Mo
- YJ Mo
- N Yu Muchnoi
- H Muramatsu
- S Nakhoul
- Y Nefedov
- F Nerling
- IB Nikolaev
- Z Ning
- S Nisar
- SL Olsen
- Q Ouyang
- S Pacetti
- X Pan
- Y Pan
- A Pathak
- P Patteri
- M Pelizaeus
- HP Peng
- K Peters
- J Pettersson
- JL Ping
- RG Ping
- A Pitka
- R Poling
- V Prasad
- H Qi
- HR Qi
- M Qi
- TY Qi
- TY Qi
- S Qian
- W-B Qian
- Z Qian
- CF Qiao
- LQ Qin
- XP Qin
- XS Qin
- ZH Qin
- JF Qiu
- SQ Qu
- KH Rashid
- K Ravindran
- CF Redmer
- A Rivetti
- V Rodin
- M Rolo
- G Rong
- Ch Rosner
- M Rump
- A Sarantsev
- Y Schelhaas
- C Schnier
- K Schoenning
- DC Shan
- W Shan
- XY Shan
- M Shao
- CP Shen
- PX Shen
- XY Shen
- HC Shi
- RS Shi
- X Shi
- XD Shi
- JJ Song
- QQ Song
- WM Song
- YX Song
- S Sosio
- S Spataro
- FF Sui
- GX Sun
- JF Sun
- L Sun
- SS Sun
- T Sun
- WY Sun
- YJ Sun
- YK Sun
- YZ Sun
- ZT Sun
- YH Tan
- YX Tan
- CJ Tang
- GY Tang
- J Tang
- V Thoren
- B Tsednee
- I Uman
- B Wang
- BL Wang
- CW Wang
- DY Wang
- HP Wang
- K Wang
- LL Wang
- M Wang
- MZ Wang
- Meng Wang
- WH Wang
- WP Wang
- X Wang
- XF Wang
- XL Wang
- Y Wang
- Y Wang
- YD Wang
- YF Wang
- YQ Wang
- Z Wang
- ZY Wang
- Ziyi Wang
- Zongyuan Wang
- DH Wei
- P Weidenkaff
- F Weidner
- SP Wen
- DJ White
- U Wiedner
- G Wilkinson
- M Wolke
- L Wollenberg
- JF Wu
- LH Wu
- LJ Wu
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- Z Wu
- L Xia
- H Xiao
- SY Xiao
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- ZJ Xiao
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- L Yan
- WB Yan
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- Xu Yan
- HJ Yang
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- L Yang
- RX Yang
- SL Yang
- YH Yang
- YX Yang
- Yifan Yang
- Zhi Yang
- M Ye
- MH Ye
- JH Yin
- ZY You
- BX Yu
- CX Yu
- G Yu
- JS Yu
- T Yu
- CZ Yuan
- W Yuan
- XQ Yuan
- Y Yuan
- ZY Yuan
- CX Yue
- A Yuncu
- AA Zafar
- Y Zeng
- BX Zhang
- Guangyi Zhang
- HH Zhang
- HY Zhang
- JL Zhang
- JQ Zhang
- JW Zhang
- JY Zhang
- JZ Zhang
- Jianyu Zhang
- Jiawei Zhang
- L Zhang
- Lei Zhang
- S Zhang
- SF Zhang
- TJ Zhang
- XY Zhang
- Y Zhang
- YH Zhang
- YT Zhang
- Yan Zhang
- Yao Zhang
- Yi Zhang
- ZH Zhang
- ZY Zhang
- G Zhao
- J Zhao
- JY Zhao
- JZ Zhao
- Lei Zhao
- Ling Zhao
- MG Zhao
- Q Zhao
- SJ Zhao
- YB Zhao
- YX Zhao
- ZG Zhao
- A Zhemchugov
- B Zheng
- JP Zheng
- Y Zheng
- YH Zheng
- B Zhong
- C Zhong
- LP Zhou
- Q Zhou
- X Zhou
- XK Zhou
- XR Zhou
- AN Zhu
- J Zhu
- K Zhu
- KJ Zhu
- SH Zhu
- WJ Zhu
- XL Zhu
- YC Zhu
- ZA Zhu
- BS Zou
- JH Zou
- BESIII Collaboration
- Autoren-URL
- https://www.ncbi.nlm.nih.gov/pubmed/32603168
- DOI
- 10.1103/PhysRevLett.124.231801
- eISSN
- 1079-7114
- Ausgabe der Veröffentlichung
- 23
- Zeitschrift
- Phys Rev Lett
- Sprache
- eng
- Country
- United States
- Paginierung
- 231801
- Datum der Veröffentlichung
- 2020
- Status
- Published
- Titel
- First Observation of D^{+}→ημ^{+}ν_{μ} and Measurement of Its Decay Dynamics.
- Sub types
- Journal Article
- Ausgabe der Zeitschrift
- 124
Data source: PubMed
- Beziehungen:
- Property of