Measurement of the branching fraction for ψ(3770) → γχc0 /M. Ablikim, M. N. Achasov, X. C. Ai [et al.]

Электронный ресурс
Другой Автор
Ablikim, M.
Ai, X. C.
Chelkov, G. A.
Achasov, M. N.
Источник
Physics Letters B 2016 Vol. 753. P. 103-109
Аннотация
By analyzing a data set of 2.92 fb−12.92 fb−1 of e+e−e+e− collision data taken at View the MathML sources=3.773 GeV and 106.41×106106.41×106ψ(3686)ψ(3686) decays taken at View the MathML sources=3.686 GeV with the BESIII detector at the BEPCII collider, we measure the branching fraction and the partial decay width for ψ(3770)→γχc0ψ(3770)→γχc0 to be B(ψ(3770)→γχc0)=(6.88±0.28±0.67)×10−3B(ψ(3770)→γχc0)=(6.88±0.28±0.67)×10−3 and Γ[ψ(3770)→γχc0]=(187±8±19) keVΓ[ψ(3770)→γχc0]=(187±8±19) keV, respectively. These are the most precise measurements to date.
Всего оценка: 0
Нет записей для отображения.
 
 
 
01792nab a2200325 c 4500
001
 
 
vtls000579660
003
 
 
RU-ToGU
005
 
 
20170711135300.0
007
 
 
cr |
008
 
 
170705|2016    ne      s         a eng d
024
7
$a 10.1016/j.physletb.2015.11.074 $2 doi
035
$a to000579660
039
9
$a 201707111353 $b cat34 $c 201707051031 $d VLOAD $y 201707051009 $z VLOAD
040
$a RU-ToGU $b rus $c RU-ToGU
245
1
0
$a Measurement of the branching fraction for ψ(3770) → γχc0 $c M. Ablikim, M. N. Achasov, X. C. Ai [et al.]
504
$a Библиогр.: 31 назв.
520
3
$a By analyzing a data set of 2.92 fb−12.92 fb−1 of e+e−e+e− collision data taken at View the MathML sources=3.773 GeV and 106.41×106106.41×106ψ(3686)ψ(3686) decays taken at View the MathML sources=3.686 GeV with the BESIII detector at the BEPCII collider, we measure the branching fraction and the partial decay width for ψ(3770)→γχc0ψ(3770)→γχc0 to be B(ψ(3770)→γχc0)=(6.88±0.28±0.67)×10−3B(ψ(3770)→γχc0)=(6.88±0.28±0.67)×10−3 and Γ[ψ(3770)→γχc0]=(187±8±19) keVΓ[ψ(3770)→γχc0]=(187±8±19) keV, respectively. These are the most precise measurements to date.
653
$a BESIII, детектор
653
$a BEPCII, коллайдер
655
4
$a статьи в журналах
700
1
$a Ablikim, M.
700
1
$a Ai, X. C.
700
1
$a Chelkov, G. A.
700
1
$a Achasov, M. N.
773
0
$t Physics Letters B $d 2016 $g Vol. 753. P. 103-109 $x 0370-2693
852
4
$a RU-ToGU
856
7
$u http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000579660
908
$a статья
999
$a VIRTUA               
999
$a VTLSSORT0070*0080*0240*0350*0400*2450*5040*5200*6530*6531*6550*7000*7003*7001*7002*7730*8520*8560*9080*9992
Нет комментариев.
Предмет
статьи в журналах
Резюме
By analyzing a data set of 2.92 fb−12.92 fb−1 of e+e−e+e− collision data taken at View the MathML sources=3.773 GeV and 106.41×106106.41×106ψ(3686)ψ(3686) decays taken at View the MathML sources=3.686 GeV with the BESIII detector at the BEPCII collider, we measure the branching fraction and the partial decay width for ψ(3770)→γχc0ψ(3770)→γχc0 to be B(ψ(3770)→γχc0)=(6.88±0.28±0.67)×10−3B(ψ(3770)→γχc0)=(6.88±0.28±0.67)×10−3 and Γ[ψ(3770)→γχc0]=(187±8±19) keVΓ[ψ(3770)→γχc0]=(187±8±19) keV, respectively. These are the most precise measurements to date.