M. Nayak

activity

20122026

e^{+} e^{-} \to π^{+} π^{-} J / ψ

and Observation of a Charged Charmonium-like State at Belle

739 citations · 8.3k across the 289 of their papers we have counts for

collaborators

Showing 2014Show all

12 papers · 1 filter

hep-ex2014★ 32 cited

Search for $B_{s}^{0} \to γ γ$ and a measurement of the branching fraction for $B_{s}^{0} \to ϕ γ$

Belle Collaboration, D. Dutta, B. Bhuyan +148

We search for the decay $B_{s}^{0} \to γ γ$ and measure the branching fraction for $B_{s}^{0} \to ϕ γ$ using 121.4~ $fb^{- 1}$ of data collected at the $Υ(\mathrm{…

hep-ex2014★ 44 cited

First determination of the CP content of D->pi+pi-pi0 and D->K+K-pi0

M. Nayak, J. Libby, S. Malde +6

Quantum-correlated psi(3770)->DDbar decays collected by the CLEO-c experiment are used to perform first measurements of F+, the fractional CP-even content of the self-conjugate dec…

hep-ex2014

Measurement of the branching fraction of $B^{+} \to τ^{+} ν_{τ}$ decays with the semileptonic tagging method and the full Belle data sample

Belle Collaboration, A. Abdesselam, I. Adachi +392

We report a measurement of the branching fraction of $B^{+} \to τ^{+} ν_{τ}$ decays using a data sample of $772 \times 1 0^{6} B B ˉ$ pairs, collected at the $Υ (4 S)$ resonance with the…

hep-ex2014★ 10 cited

Search for $B^{+} \to e^{+} ν$ and $B^{+} \to μ^{+} ν$ decays using hadronic tagging

Belle Collaboration, Y. Yook, Y. -J. Kwon +175

We present a search for the rare leptonic decays $B^{+} \to e^{+} ν_{e}$ and $B^{+} \to μ^{+} ν_{μ}$ , using the full $Υ (4 S)$ data sample of $772 \times 1 0^{6}$ $B B ˉ$ pairs collected with the…

hep-ex2014

Measurements of the masses and widths of the $Σ_{c} (2455)^{0/ ++}$ and $Σ_{c} (2520)^{0/ ++}$ baryons

Belle Collaboration, S. -H. Lee, B. R. Ko +160

We present measurements of the masses and decay widths of the baryonic states $Σ_{c} (2455)^{0/ ++}$ and $Σ_{c} (2520)^{0/ ++}$ using a data sample corresponding to an integrated lumin…

hep-ex2014★ 46 cited

Measurement of $D^{0}$ - $D^{0}$ Mixing and Search for Indirect $C P$ Violation Using $D^{0} \to K_{S}^{0} π^{+} π^{-}$ Decays

Belle Collaboration, A. Abdesselam, I. Adachi +178

We report a measurement of $D^{0}$ - $D^{0}$ mixing parameters and a search for indirect $C P$ violation through a time-dependent amplitude analysis of ${D^0\to K_S^0…

hep-ex2014★ 25 cited

Search for CP violation in D^0 -> pi^0 pi^0 decays

N. K. Nisar, K. Trabelsi, G. B. Mohanty +161

We search for CP violation in neutral charm meson decays using a data sample with an integrated luminosity of 966 fb^-1 collected with the Belle detector at the KEKB e+e- asymmetri…

hep-ex2014★ 81 cited

Amplitude analysis of e+e- => Y(nS)pi+pi- at sqrt(s)=10.865 GeV

A. Garmash, A. Bondar, A. Kuzmin +175

We report results on studies of the e+e- annihilation into three-body Y(nS)pi+pi- (n=1,2,3) final states including measurements of cross sections and the full amplitude analysis. T…

hep-ex2014★ 44 cited

Updated Cross Section Measurement of $e^{+} e^{-} \to K^{+} K^{-} J / ψ$ and $K_{S}^{0} K_{S}^{0} J / ψ$ via Initial State Radiation at Belle

Belle Collaboration, C. P. Shen, C. Z. Yuan +159

The cross sections of the processes $e^{+} e^{-} \to K^{+} K^{-} J / ψ$ and $K_{S}^{0} K_{S}^{0} J / ψ$ are measured via initial state radiation at center-of-mass energies between the threshold and 6.0~…

hep-ex2014★ 60 cited

Measurements of Branching Fractions of $τ$ Lepton Decays with one or more $K_{S}^{0}$

Belle Collaboration, S. Ryu, I. Adachi +147

We report measurements of branching fractions of $τ$ lepton decays to final states with a $K_{S}^{0}$ meson using a 669 fb $^{- 1}$ data sample accumulated with the Belle detector at…

hep-ex2014★ 16 cited

Measurement of the Lepton Forward-Backward Asymmetry in $B \to X_{s} ℓ^{+} ℓ^{-}$ Decays with a Sum of Exclusive Modes

Y. Sato, A. Ishikawa, H. Yamamoto +173

We report the first measurement of the lepton forward-backward asymmetry $A_{FB}$ as a function of the squared four-momentum of the dilepton system, $q^{2}$ , for the elect…

hep-ex2014★ 30 cited

Observation of $D^{0} - D ˉ^{0}$ Mixing in $e^{+} e^{-}$ Collisions

B. R. Ko, E. Won, I. Adachi +164

We observe $D^{0} - D ˉ^{0}$ mixing in the decay $D^{0} \to K^{+} π^{-}$ using a data sample of integrated luminosity 976 fb $^{- 1}$ collected with the Belle detector at the KEKB $e^+…

Search for Bs0​→γγ and a measurement of the branching fraction for Bs0​→ϕγ

First determination of the CP content of D->pi+pi-pi0 and D->K+K-pi0

Measurement of the branching fraction of B+→τ+ντ​ decays with the semileptonic tagging method and the full Belle data sample

Search for B+→e+ν and B+→μ+ν decays using hadronic tagging

Measurements of the masses and widths of the Σc​(2455)0/++ and Σc​(2520)0/++ baryons

Measurement of D0-D0 Mixing and Search for Indirect CP Violation Using D0→KS0​π+π− Decays