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Measurements of the Mass and Width of the ηc Using the Decay ψ(3686)→γηc
  • ISSN号：0031-9007
  • 期刊名称：Physical Review Letters
  • 时间：2012.5.31
  • 页码：222002-1-222002-7
  • 相关项目：北京谱仪上的新强子态和新物理现象研究
作者： BESIII Collaboration|
同期刊论文项目
北京谱仪上的新强子态和新物理现象研究
期刊论文 181 会议论文 3 获奖 2 著作 1
同项目期刊论文
Spectrum of low-lying ？qqsss configurations with negative parity
Study of psi(3686)->pi0 hc, hc->gamma etac, via etac exclusive decays
Understanding the property of η(1405/1475) in the J/ψ radiative decay
J/psi pair production at the tevatron with sqrt{s}=1.96 TeV
Showering cosmogenic muons in a large liquid scintillator
Observation of the decay ψ(3686)→ΛΣˉˉˉ±π？+c.c.
ervation of J/ψ→pp ˉ a 0 (980) at BESIII
Possible Σ*(1/2？) in initial-state polarized ？N？ K+Σ*(1385) ？ K+ π Λ reaction near threshold
First Observation of the M1 Transition ψ(3686)→γηc(2S)
Study of the anomalous cross section lineshape of e^+e^-\to D\bar D at \psi(3770) with an effective
Partial Wave Analysis of J/ψ→γwf
Study of ψ(3686)→π0hc, hc→γηc via ηc exclusive decays
Meson-exchange model for the ΛΛ
Prediction of super-heavy N^？ and Λ^？ resonances with hidden beauty
Study of cbarcqqq five quark system with three kinds of quark-quark hyperfine interaction
Feasibility study of 233U production with Accelerator Driven Sub-critical System
Interaction of vector mesons with baryons and nuclei
The mass spectrum and strong decays of isoscalar tensor mesons
Probing scalar meson structures in $\chi_{c1}$ decays into pseudoscalar and scalar
Updated study of the $\eta_c$ and $\eta_c^\prime$ decays into light vector mesons
Determining 1--heavy hybrid masses via QCD sum rules
J/ψPair Production at the Tevatron with√s= 1.96 TeV
Classification of Classification of the entangled states 2 × M × N
Observation of $\chi_{cJ}$ Decays to $\Lambda \bar{\Lambda}\pi^{+}\pi^{-}$
Precision measurements of branching fractions for ψ′→π0J/ψ and ηJ/ψ
Evidence for the Direct Two-Photon Transition from ψ(3686) to J/ψ
Measurement of η′->pi+pi-e+e- and η′→pi+pi-μ+μ?
Mixing of the low-lying three- and five-quark Ω states with negative parity
The Neutrino Mass Hierarchy from Nuclear Reactor Experiments
Partial Wave Analysis of ψ’→ppbarπ^0
First measurement of ψ’→γpK^-Λbar
BESIII(3770)数据的BEPCII质心系束流能量刻度
BESIII漂移室性能研究以及数据质量监测
First observation of η(1405) decays into f0(980 )π0
First observation of J/ψ→ΛΣbar
P-wave quarkonium decays to meson pairs
Study of in the vicinity of the ψ(3770)
Search for the rare decays J/psi to D-s rho+ and J/psi to Dbar0 Kbar*0 

GPU在Dalitz图分析中的运用
BESIII 分布式计算的元数据管理
Role of the D*(1940) in the？p+pàK+S+(1385) and ppànK+ S+(1385) reactions
Measurement of the integrated luminosities of the data taken by
BES0 at √s=3.650 and 3.773 G
Search for hadronic transition χcJ→ηcπ+π? and observation of χcJ→KKˉπππ.
study of y(3686)？wK`Kpdecays
J/psi pair production at the tevatron with s1/2=1.96 TeV
Measurement of chi_CJ decaying into p nbar pi- and p nbar pi- pi0
Observation of e+e？→ηJ/ψ at center-of-mass energy s√=4.009？？GeV
Search for invisible decays of eta/eta
First observation of hc→Σ`Σ,X`X
Mini-review of rare charmonium decays at BESIII
Isospin breaking and f_0(980)-a_0(980) mixing in the η(1405)→π_0f_0(980) rea
The puzzle of anomalously large isospin violations in $\eta(1405/1475)\to 3\pi$
$\eta_c$ mixing effects on charmonium and B meson decays
Gamma-rays From Warm WIMP Dark Matter Annihilation
Determination of the number of J/ψ events with J/ψ→inclusive decays
Spin-Parity analysis of ppbar mass threshold structure in Observation of a ppbar mass threshold enha
Measurement of J/ψ→ppbar,nnbar
NLO QCD corrections to Bc-to-charmonium
form factors
Observation of η'→π + π ？ π + π ？ and η'→π + π ？ π 0 π 0
Observation of e+e？→γX(3872) at BESIII
Precision measurement of the mass of the τ lepton
Measurement of the branching fraction for ψ(3686)→ωK+K？
Classification of the entangled states 2 ×M × N
Two-photon widths of chi(co,2)→gamma gamma and helicity amplitude analysis of chi_c2&ra
Observation of Z_c(4040) in e=e- --> D*D*- pi+ process at 4.26 GeV
Measurement of chi_cJ decaying into eta' K+ K-

Single field inflation with modulated potential in light of Planck and BICEP2
Measurements of the branching fractions for J/ψ and ψ′→ΛΛˉˉˉπ0 and ΛΛˉˉˉη
Reconstructing the 125 GeV SM Higgs boson through llˉγ
Understanding the property of eta(1405/1475) in the J/psi radiative decay
Possible Σ*(1/2？) in the initial-state polarized gN->K+Σ*(1385)->K+πΛ reaction near threshold
Search for weak decays of h/h¢
Evidence for eta_c→gamma gamma and Measurement of J/psi→3γ
Study of the electromagnetic transitions $J/ψ\rightarrow P l^+l^-$ and probe dark photon
Isospin violating decay of $\psi(3770)\to J/\psi +\pi^0$
Open charm effects in the explanation of the long-standing “rho-pi puzzle”
Classification of the entangled states L×N×N
Search for invisible decays of eta/etaprime via Jpsi-->phi eta/etaprime. 

Dark Energy Constraints after Planck
Decoding the Riddle of Y(4260) and Zc (3900)
Further understanding of the non-DD-bar decays of psi(3770)
Confirming the molecular nature of the Zb (10610) and the Zb (10650)
Mixing of the low-lying three- and five-quark W states with negative parity
Experimental study of ψ′ decays to K+K？π0 and K+K？η
Observation of two new $N^*$ resonances in $\psi(3686) \rightarrow p\bar{p}\pi^0$.
PWA of J/psi -> gamma phi omega

Measurements of psip? pK+Sigma0 and chi_cJ ? pK+ Lambda
Observation of $\eta_{c}$ decay into $\Sigma^{+}\bar{\Sigma}^{-}$ and $\Xi^{-}\bar{\Xi}^{+}$ final s
Search for weak decays of eta and etaprime in J/psi->phi eta(etaprime)
Partial wave analysis of J/ψ→γηη
Observation of a Charged Charmoniumlike Structure Zc(4020) and Search for the Zc(3900) in e+e？→π+π？h
Study of $J/\psi \rightarrow \omega p \bar{p}$ at BESIII
Partial wave analysis of $\psi(2S) \to p \bar{p}\eta$
Search for Baryonic Decays of \psi(3770) and \psi(4040)
Observation of a charged charmoniumlike structure in e+e- to pi+pi-J/psi at \sqrt{s}=4.26 GeV .
Confirming the molecular nature of the $Z_b(10610)$ and the $Z_b(10650)$
Further understanding of the non-$D\bar D$ decays of $\psi(3770)$
ηc→γγ 的证据和 J/ψ→3γ的测量
The meson-exchange model for the ？ΛΛ interaction
Search for the radiative transitions ψ(3770)→γηc and γηc(2S)
Observation of Electromagnetic Dalitz decays J/ψ to P e+e-

Amplitude Analysis of the D+→K0Sp+p0 Dalitz Plot

OMeasurement of the D->K-pi+ strong phase difference in psi(3770)->D0Dbar0
Study of e+e？→ppˉ in the vicinity of ψ(3770)
BESIII 电磁量能器位置重建及其修正
BESIII硅像素探测器寻迹方法的初步研究
Role of the possible？Σ*(1/2？)？state in the？Λp→Λpπ0？reaction
Cosmology of the spinor emergent universe and scale-invariant perturbations
Advantages of multiple detectors for the neutrino mass hierarchy determination at reactor experiment
Search for the lepton flavor violation process J/ψ→eμ at BESIII
Search for ηc(2S)hc→ppˉ decays and measurements of the χcJ→ppˉ branching fractions
Precision measurements of B[ψ(3686)→π+π？J/ψ] and B[J/ψ→l+l？]
Evidence for ηc(2S) in ψ(3686)→γK0SK±π？π+π？
Precision Measurements of B(D+ to mu nu), the Pseudoscalar Decay Constant f_D+ and the CKM Matrix El
GPU 在 Dalitz 图分析中的应用
Observation of a structure at 1.84？？GeV/c2 in the 3(π+π-) mass spectrum in J/ψ→γ3(π+π-) decays
Decoding the riddle of Y(4260) and $Z_c(3900)$
Low-lying Ω states with negative parity in an extended quark model with Nambu–Jona-Lasinio interact
Precision measurement of the branching fractions of J/ψ →π+π？π0 and
ψ →π+π？π0
Σ Resonances from K^−N→πΛ reactions with the center o
Reconstructing the 125 GeV SM Higgs boson through llγ
Probing the nature of Y(4260) in the isospin violating process Y(4260) --> J/psi eta pi0
Determination of the number of psi(2S) event at BESIII..
Measurements of baryon pair decays of χcJ mesons
Proposal for a new scheme for producing a twophoton,
high dimensional hyperentangled state
Observation of a charged (DD*bar)- mass peak in e+e- --> pi+ (DD*bar)- at Ecm=4.26 GeV
Study of ？* resonances from K？N？？？ reactions
$Z_b/Z_b^\prime \to \Upsilon\pi$ and $h_b \pi$ decays in intermediate meson loops model
The mixing of $D_{s1}(2460)$ and $D_{s1}(2536)$
基于RooFit框架的分波分析软件研究
宇宙正反物质不对称的起源
BESⅢ分布式计算的元数据管理
Zc（3900）与粲介子的耦合的寻找
BESⅢ硅像素探测器寻迹方法的初步研究
BESIII电磁量能器光子绝对能量刻度的研究
BESIII电磁量能器位置重建及其修正
Luminosity measurements for the R scan experiment at BESIII
Evidence for e~＋e~-→γχ_（c1,2） at center-of-mass energies from 4.009 to 4.360 GeV