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科研机构
湖南大学 [3]
内容类型
期刊论文 [3]
发表日期
2017 [3]
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Observation of the helicity-selection-rule suppressed decay of the $\chi_{c2}$ charmonium state
期刊论文
Phys.Rev., 2017, 卷号: D96 No.11, 页码: 111102
作者:
Medina Ablikim
;
Mikhail N Achasov
;
Samer Ali Nasher Ahmed
;
Malte Albrecht
;
Antonio Amoroso
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浏览/下载:3/0
  |  
提交时间:2019/12/31
electron positron: annihilation
electron positron: colliding beams
psi(3685): electroproduction
chi/c2(3555): hadronic decay
chi/c2(3555): branching ratio: measured
charmonium: decay
helicity: selection rule: violation
isospin: symmetry breaking
rho(770)
K*(892)
a2(1320)
vector meson
pseudoscalar meson
spectrometer
intermediate state
chi/c2(3555): rare decay
BES
Beijing Stor
experimental results
chi/c2(3555) --> K+ K- pi0
chi/c2(3555) --> K0(S) K+ pi-
chi/c2(3555) --> K0(S) K- pi+
chi/c2(3555) --> pi+ pi- pi0
chi/c2(3555) --> vector meson pseudoscalar meson
chi/c2(3555) --> K*(892) K0
chi/c2(3555) --> rho(770)+ pi-
chi/c2(3555) --> rho(770)- pi+
chi/c2(3555) --> a2(1320) pi
Improved measurements of two-photon widths of the chi(cJ) states and helicity analysis for chi(c2) -> gamma gamma
期刊论文
PHYSICAL REVIEW D, 2017, 卷号: Vol.96 No.9
作者:
Ablikim, M.
;
Achasov, M. N.
;
Ahmed, S.
;
Albrecht, M.
;
Amoroso, A.
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  |  
浏览/下载:5/0
  |  
提交时间:2019/12/31
electron
positron:
annihilation
electron
positron:
colliding
beams
psi(3685):
electroproduction
width:
ratio:
measured
width:
upper
limit
photon:
pair
production
two-photon
statistical
chi/c0(3415):
radiative
decay
chi/c1(3510):
radiative
decay
chi/c2(3555):
radiative
decay
chi/c0(3415):
branching
ratio:
measured
chi/c2(3555):
branching
ratio:
measured
helicity
BES
Beijing
Stor
experimental
results
psi(3685)
-->
photon
chi/c0(3415)
psi(3685)
-->
photon
chi/c1(3510)
psi(3685)
-->
photon
chi/c2(3555)
chi/c0(3415)
-->
2photon
chi/c1(3510)
-->
2photon
chi/c2(3555)
-->
2photon
Observation of chi(c2) -> eta 'eta ' and chi(c0,2) -> eta eta '
期刊论文
PHYSICAL REVIEW D, 2017, 卷号: Vol.96 No.11
作者:
Ablikim, M
;
Achasov, MN
;
Ahmed, S
;
Albrecht, M
;
Amoroso, A
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2019/12/31
electron
positron:
annihilation
electron
positron:
colliding
beams
psi(3685):
electroproduction
eta(958):
pair
production
eta:
associated
production
chi/c2(3555):
hadronic
decay
chi/c0(3415):
hadronic
decay
chi/c0(3415):
branching
ratio:
measured
chi/c2(3555):
branching
ratio:
measured
statistical
Iizuka-Okubo-Zweig
rule
pseudoscalar
meson:
pair
production
4/3
BES
Beijing
Stor
chi/c0(3415)
-->
2eta(958)
chi/c0(3415)
-->
eta
eta(958)
chi/c2(3555)
-->
2eta(958)
chi/c2(3555)
-->
eta
eta(958)
experimental
results
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