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Jing Li

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Publications associées (222)

Measurement of branching fraction and time-dependent CP asymmetry parameters in B-0 ->(D+D-KS0) decays

Aurelio Bay, Olivier Schneider, Tagir Aushev, Chao Wang, Vladislav Balagura, Jing Li

We present a measurement of the branching fraction and time-dependent CP violation parameters for B-0 ->(D*+D*-KS0) decays. These results are obtained from a 414 fb(-1) data sample that contains 449x10(6) B (B) over bar pairs collected at the Upsilon(4S) r ...

American Physical Society2007

Study of the charmed baryonic decays B̄0→Σc++p̄π- and B̄0→Σc0p̄π+

Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Stewart Cole, Chao Wang, Lei Zhang, Jing Li

We study the three-body charmed baryonic decays B̄0→Σ c++p̄π- and B̄0→Σc0p̄π+ in the four-body final state B̄0→Λc+p̄π+π-, using a data sample of 357fb-1 accumulated at the Υ(4S) resonance with the Belle detector at the KEKB asymmetric-energy e+e- collider. ...

American Physical Society2007

Measurement of inclusive Ds, D0, and J/ψ rates and determination of the Bs()B̄s() production fraction in bb̄ events at the Υ(5S) resonance

Olivier Schneider, Sun Hee Kim, Tagir Aushev, Stewart Cole, Chao Wang, Lei Zhang, Jing Li

The inclusive production of Ds, D0, and J/ψ mesons is studied using a 1.86fb-1 data sample collected on the Υ(5S) resonance with the Belle detector at the KEKB asymmetric-energy e+e- collider. The number of bb̄ events in this Υ(5S) data sample is determine ...

2007

High Statistics Measurement of the Cross Sections of γγ→π

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Chao Wang, Vladislav Balagura, Jing Li

2007

Study of charmonia in four-meson final states produced in two-photon collisions

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Chao Wang, Vladislav Balagura, Jing Li

2007

Measurement of D^{0}-D[over ¯]^{0} Mixing Parameters in D^{0}→K_{s}π^{+}π^{-} Decays

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

2007

Search for the CP-Violating Decays Υ(4S)→B0B¯0→J/ψKS0+J/ψ(ηc)KS0

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Chao Wang, Jing Li

2007

Measurement of the branching fraction, polarization, and CP asymmetry for B0→ρ+ρ- Decays, and determination of the cabibbo-kobayashi-maskawa phase 2

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Stewart Cole, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

We have measured the branching fraction B, longitudinal polarization fraction fL, and CP asymmetry coefficients A and S for B0→ρ+ρ- decays with the Belle detector at the KEKB e+e- collider using 253fb-1 of data. We obtain B=[22.8±3.8(stat)-2.6+2.3(syst)]×1 ...

2006

Search for the Θ(1540)+ pentaquark using kaon secondary interactions at Belle

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Chao Wang, Vladislav Balagura, Lei Zhang, Ji Hyun Kim, Jing Li

Using kaon secondary interactions in the material of the Belle detector, we search for both inclusive and exclusive production of the Θ(1540) +. We set an upper limit of 2.5% at the 90% C.L. on the ratio of the Θ(1540)+ to Λ(1520) inclusive production cros ...

2006

Measurement of D0→πlν(Klν) Form Factors and Absolute Branching Fractions

Aurelio Bay, Olivier Schneider, Tagir Aushev, Mingkui Wang, Stewart Cole, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

2006

Measurement of the Quark Mixing Parameter cos⁡2ϕ_{1} Using Time-Dependent Dalitz Analysis of B[over ¯]^{0}→D[K_{S}^{0}π^{+}π^{-}]h^{0}

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Stewart Cole, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

2006

Observation of a χc2′ Candidate in γγ→DD¯ Production at Belle

Olivier Schneider, Sun Hee Kim, Tagir Aushev, Vladislav Balagura, Lei Zhang, Jing Li

2006

Measurement of CP violation in B0→D*-π+ and B0→D-π+ decays

Olivier Schneider, Tagir Aushev, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

American Physical Society2006

Measurement of branching fraction and direct CP asymmetry in B0→ρ0π0 decays

Christian Jacoby, Jean Wicht, Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Stewart Cole, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

American Physical Society2006

Charge asymmetry of same-sign dileptons in B0-B¯0 mixing

Olivier Schneider, Sun Hee Kim, Tagir Aushev, Chao Wang, Sanjeev Kumar, Lei Zhang, Jing Li

American Physical Society2006

Measurement of ϕ_{3} with a Dalitz plot analysis of B^{+}→D^{()}K^{()+} decay

Olivier Schneider, Tagir Aushev, Chao Wang, Vladislav Balagura, Lei Zhang, Jing Li

American Physical Society2006

Measurements of B decays to two kaons

Aurelio Bay, Sun Hee Kim, Tagir Aushev, Stewart Cole, Vladislav Balagura, Ji Hyun Kim, Jing Li

We report measurements of B meson decays to two kaons using 253fb-1 of data collected with the Belle detector at the KEKB energy-asymmetric e+e- collider. We find evidence for signals in B+→K̄0K+ and B0→K0K̄0 with significances of 3.0σ and 3.5σ, respective ...

2005

Search for lepton flavor violating decays τ- → ℓ- π0, ℓ- η, ℓ- η′

Olivier Schneider, Sun Hee Kim, Chao Wang, Sanjeev Kumar, Lei Zhang, Jing Li

We have searched for lepton flavor violating semileptonic τ- decays using a data sample of 153.8 fb-1 accumulated with the Belle detector at the KEKB e+e- collider. For the six decay modes studied, the observed yield is compatible with the estimated backgr ...

2005

Observation of B-→J/ψΛp̄ and searches for B-→J/ψΣ0p̄ and B0→J/ψpp̄ decays

Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Stewart Cole, Chao Wang, Yuan Yuan, Lei Zhang, Ji Hyun Kim, Jing Li

We report the observation of B-→J/ψΛp̄ and searches for B-→J/ψΣ0p̄ and B0→J/ψpp̄ decays, using a sample of 275×106 BB̄ pairs collected with the Belle detector at the Υ(4S) resonance. We observe a signal of 17.2±4.1 events with a significance of 11.1σ and o ...

American Physical Society2005

Time-dependent CP-violating asymmetries in b→sq q transitions

Aurelio Bay, Olivier Schneider, Sun Hee Kim, Tagir Aushev, Mingkui Wang, Chao Wang, Sanjeev Kumar, Lei Zhang, Jing Li

We present new measurements of CP-violation parameters in B0→K0, K+K-KS0, f0(980)KS0, η′KS0, ωKS0, and KS0π0 decays based on a sample of 275×106 BB̄ pairs collected at the Υ(4S) resonance with the Belle detector at the KEKB energy-asymmetric e+e- collider. ...

American Physical Society2005

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