Showing 2012 · hep-exShow all

49 papers · 2 filters

hep-ex2012★ 14 cited

Measurement of the inclusive semileptonic branching fraction at Belle

Belle Collaboration, C. Oswald, P. Urquijo +172

We report a measurement of the inclusive semileptonic branching fraction in a data sample collected near the resonance with the Belle detector at the…

hep-ex2012★ 22 cited

Search for CP Violation in the Decay

B. R. Ko, E. Won, I. Adachi +142

We search for CP violation in the decay using a data sample with an integrated luminosity of 977 fb collected with the Belle detector at the KEKB…

hep-ex2012★ 40 cited

Charged kaon femtoscopic correlations in pp collisions at TeV

ALICE Collaboration

Correlations of two charged identical kaons () are measured in pp collisions at ~TeV by the ALICE experiment at the Large Hadron Colli…

hep-ex2012★ 23 cited

Study of B^0 -> rho^0 rho^0 decays, implications for the CKM angle phi_2 and search for other B^0 decay modes with a four-pion final state

The Belle Collaboration, P. Vanhoefer, J. Dalseno +171

We present a study of the branching fraction of the decay B^0->rho0rho0 and the fraction of longitudinally polarized rho0 mesons in this decay. The results are obtained from the fi…

hep-ex2012★ 68 cited

Observation of ψ(4040) and ψ(4160) decay into ηJ/ψ

Belle Collaboration, X. L. Wang, Y. L. Han +126

The cross section for e^+e^- \to ηJ/ψbetween \sqrt{s}=3.8 GeV/c^2 and 5.3 GeV/c^2 is measured via initial state radiation using 980 fb^{-1} of data on and around the Υ(nS)(n=1,2,3,…

hep-ex2012★ 8 cited

Study of the Hadronic Transitions (2S)(1S) at Belle

Belle Collaboration, U. Tamponi, R. Mussa +131

We study the rare hadronic transitions and using a sample of 158 decays collected with the Belle detecto…

hep-ex2012★ 72 cited

Measurements of Branching Fractions and Direct CP Asymmetries for B -> K pi, B->pi pi and B->to KK Decays

Y. -T. Duh, T. -Y. Wu, P. Chang +140

We report measurements of the branching fractions and direct CP asymmetries (A_{CP}) for B->K pi, pi pi and KK decays (but not pi^0 pi^0) based on the final data sample of 772x10^6…

hep-ex2012★ 10 cited

Double Spin Asymmetry of Electrons from Heavy Flavor Decays in p+p Collisions at sqrt(s)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

We report on the first measurement of double-spin asymmetry, A_LL, of electrons from the decays of hadrons containing heavy flavor in longitudinally polarized p+p collisions at sqr…

hep-ex2012★ 133 cited

Production of K(892) and (1020) in pp collisions at TeV

ALICE Collaboration

The production of K(892) and (1020) in pp collisions at TeV was measured by the ALICE experiment at the LHC. The yields and the transverse momentum spec…

hep-ex2012★ 250 cited

Measurement of inelastic, single- and double-diffraction cross sections in proton-proton collisions at the LHC with ALICE

ALICE Collaboration

Measurements of cross sections of inelastic and diffractive processes in proton--proton collisions at LHC energies were carried out with the ALICE detector. The fractions of diffra…

hep-ex2012★ 178 cited

Evidence for B- -> tau- nu_tau-bar with a Hadronic Tagging Method Using the Full Data Sample of Belle

Belle Collaboration, K. Hara, Y. Horii +179

We measure the branching fraction of B- -> tau- nu_tau-bar using the full Upsilon(4S) data sample containing 772*10^6 BBbar pairs collected with the Belle detector at the KEKB asym…

hep-ex2012★ 396 cited

Centrality dependence of charged particle production at large transverse momentum in Pb-Pb collisions at TeV

ALICE Collaboration

The inclusive transverse momentum () distributions of primary charged particles are measured in the pseudo-rapidity range as a function of event centrality in…

hep-ex2012★ 225 cited

Pion, kaon, and proton production in central Pb-Pb Collisions at TeV

ALICE Collaboration

In this Letter we report the first results on , K, p and production at mid-rapidity () in central Pb-Pb collisions at $\s…

hep-ex2012★ 87 cited

D meson production at central rapidity in proton-proton collisions at = 7 TeV

ALICE Collaboration

The -differential inclusive production cross section of the prompt charm-strange meson in the rapidity range was measured in proton-proton collisio…

hep-ex2012★ 40 cited

Precise measurement of the branching fractions for Bs->Ds(*)+ Ds(*)- and first measurement of the Ds*+ Ds*- polarization using e+e- collisions

S. Esen, A. J. Schwartz, H. Aihara +137

We have made a precise measurement of the absolute branching fractions of Bs->Ds(*)+ Ds(*)- decays using 121.4 fb-1 of data recorded by the Belle experiment running on the Upsilon(…

hep-ex2012★ 10 cited

Search for B -> phi pi decays

Belle collaboration, J. H. Kim, M. Nakao +149

We report on a search for the charmless decays and that are strongly suppressed in the Standard Model. The analysis is based on a data sample of…

hep-ex2012★ 7 cited

Evidence for B- -> Ds+ K- l- nubar and search for B- -> Ds*+ K- l- nubar

Belle Collaboration, J. Stypula, M. Rozanska +165

We report measurements of the decays B- -> Ds(*)+ K- l- nubar in a data sample containing 657x10^6 BBbar pairs collected with the Belle detector at the KEKB asymmetric-energy e+e-…

hep-ex2012★ 6 cited

First observation of CP violation and improved measurement of the branching fraction and polarization of B0 -> D*+ D*- decays

Belle Collaboration, B. Kronenbitter, I. Adachi +160

We report the measurement of the branching fraction, the polarization, and the parameters of the time-dependent CP violation in B0 -> D*+ D*- decays using a data sample of 772 mill…

hep-ex2012★ 20 cited

First study of η_c, η(1760) and X(1835) production via η'π^+π^- final states in two-photon collisions

Belle Collaboration, C. C. Zhang, H. Aihara +101

The invariant mass spectrum of the η' π^+ π^- final state produced in two-photon collisions is obtained using a 673 fb^{-1} data sample collected in the vicinity of the Υ(4S) reson…

hep-ex2012★ 17 cited

Search for decays to invisible final states at Belle

Belle Collaboration, C. -L. Hsu, P. Chang +154

We report a search for decays into invisible final states using a data sample of pairs collected at the resonance with the Belle dete…

hep-ex2012★ 59 cited

Search for Lepton-Flavor-Violating and Lepton-Number-Violating tau to lhh' Decay Modes

Y. Miyazaki, I. Adachi, H. Aihara +128

We search for lepton-flavor-violating and lepton-number-violating tau decays into a lepton (l = electron or muon) and two charged mesons (h, h' = pion or Kaon) using 854 fb^{-1} of…

hep-ex2012★ 57 cited

Direct-Photon Production in p+p Collisions at sqrt(s)=200 GeV at Midrapidity

A. Adare, S. Afanasiev, C. Aidala +379

The differential cross section for the production of direct photons in p+p collisions at sqrt(s)=200 GeV at midrapidity was measured in the PHENIX detector at the Relativistic Heav…

hep-ex2012★ 14 cited

Search for the decay followed by

The Belle Collaboration, K. Negishi, Y. Horii +136

We report a study of the decay followed by , where indicates or . We reconstruct the state in a phase…

hep-ex2012★ 115 cited

Production of muons from heavy flavour decays at forward rapidity in pp and Pb-Pb collisions at = 2.76 TeV

ALICE Collaboration

The ALICE Collaboration has measured the inclusive production of muons from heavy flavour decays at forward rapidity, 2.5 < y < 4, in pp and Pb-Pb collisions at =…