Oak Ridge National Laboratory

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Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

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Showing 2004 · hep-exShow all

27 papers · 2 filters

hep-ex2004★ 34 cited

Measurement of the B0 -> K2(1430)0 gamma and B+ -> K2(1430)+ gamma branching fractions

B. Aubert

We have investigated the exclusive, radiative B meson decays to K2*(1430) in 89* 10^6 BBbar events with the BaBar detector at the PEP-II storage ring. We measure the branching frac…

hep-ex2004★ 13 cited

Search for decays of B0 mesons into pairs of charged leptons: B0->e+e-, B0->mu+mu-, B0->e+-mu-+

The BABAR Collaboration, B. Aubert

We present a search for the decays B0->e+e-, B0->mu+mu-, and B0->e+- mu-+ in data collected at the Y(4S) resonance with the Babar detector at the SLAC B Factory. Using a data set o…

hep-ex2004★ 14 cited

Measurement of the B0bar --> D*+ l- nubar_l Decay Rate and |Vcb|

B. Aubert, BABAR Collaboration

We present a measurement of the Cabibbo-Kobayashi-Maskawa matrix element |Vcb| based on a sample of about 53,700 B0bar --> D*+ l- nubar_l decays observed by the BaBar detector. We…

hep-ex2004★ 10 cited

Search for the decay B0 --> J/psi gamma

BABAR collaboration

We present the results of a search for the radiative decay B0 --> J/psi gamma in a data set containing 123 million Y(4S)--> B B-bar decays, collected by the BABAR detector at the P…

hep-ex2004★ 18 cited

Search for B-Meson Decays to Two-Body Final States with a0(980) Mesons

The BABAR Collaboration, B. Aubert

We present a search for B decays to charmless final states involving charged or neutral a0 mesons. The data sample corresponds to 89 million BBbar pairs collected with the BABAR de…

hep-ex2004★ 25 cited

Measurements of the Branching Fraction and CP-Violation Asymmetries in B^0-->f0(980)Ks

B. Aubert, BABAR Collaboration

We present measurements of the branching fraction and CP-violating asymmetries in the decay $B^{0} \to f_{0} (980) K_{S}^{0}$ . The results are obtained from a data sample of $123 \times 1 0^{6}$ …

hep-ex2004★ 474 cited

Study of the B- --> J/psi K- pi+ pi- Decay and Measurement of the B- --> X(3872) K- Branching Fraction

B. Aubert, BaBar Collaboration

We study the decay B- --> J/psi K- pi+ pi- using 117 million BBbar events collected at the Y(4S) resonance with the BaBar detector at the PEP-II e+ e- asymmetric-energy storage rin…

hep-ex2004★ 17 cited

Branching Fractions and CP Asymmetries in B0 --> K+ K- K0S and B+ --> K+ K0S K0S

The BABAR Collaboration, B. Aubert

We measure the branching fractions and CP asymmetries in the decays B0 --> K+K-K0S and B+ --> K+K0S K0S using a sample of approximately 122 million BBbar pairs collected by the BaB…

hep-ex2004★ 15 cited

Measurement of Time-dependent CP-violating Asymmetries in B0 -> K0 gamma (K0 -> K0_S pi0) Decays

B. Aubert, BABAR Collaboration

We present a measurement of the time-dependent CP-violating asymmetries in $B^{0} \to K^{* 0} γ (K^{* 0} \to K_{S}^{0} π^{0})$ decays based on 124 million $Υ (4 S) \to B^{0} B ˉ^{0}$ decays collect…

hep-ex2004★ 15 cited

Search for B0 Decays to Invisible Final States and to nu nubar gamma

B. Aubert, BABAR Collaboration

We establish upper limits on branching fractions for B0 decays to final states where the decay products are purely invisible (i.e., no observable final state particles) and for B0…

hep-ex2004★ 48 cited

The Majorana Neutrinoless Double-Beta Decay Experiment

Aalseth

The proposed Majorana double-beta decay experiment is based on an array of segmented intrinsic Ge detectors with a total mass of 500 kg of Ge isotopically enriched to 86% in 76Ge.…

hep-ex2004★ 46 cited

A Measurement of the Total Width, the Electronic Width, and the Mass of the Upsilon(10580) Resonance

B. Aubert

We present a measurement of the parameters of the $Υ (10580)$ resonance based on a dataset collected with the BABAR detector at the SLAC PEP-II asymmetric $B$ factory. We measure th…

hep-ex2004★ 79 cited

Measurement of the Electron Energy Spectrum and its Moments in Inclusive B->X e nu Decays

B. Aubert

We report a measurement of the inclusive electron energy spectrum for semileptonic decays of B mesons in a data sample of 52 million Y4S -> BBar decays collected with the BABAR det…

hep-ex2004★ 60 cited

Double Helicity Asymmetry in Inclusive Mid-Rapidity neutral pion Production for Polarized p+p Collisions at sqrt(s)=200 GeV

the PHENIX Collaboration, S. Adler

We present a measurement of the double longitudinal spin asymmetry in inclusive pi^0 production in polarized proton-proton collisions at sqrt(s)=200 GeV. The data were taken at the…

hep-ex2004★ 68 cited

Determination of the Branching Fraction for B --> Xc l nu Decays and of |Vcb| from Hadronic-Mass and Lepton-Energy Moments

BABAR Collaboration, B. Aubert, R. Barate +1

We determine the inclusive B --> Xc l nu branching fraction, the CKM matrix element |Vcb|, and other heavy-quark parameters from a simultaneous fit to moments of the hadronic-mass…

hep-ex2004★ 5 cited

Measurement of the Ratio of Decay Amplitudes for B0bar -> J/psi K0 and B0 -> J/psi K0

B. Aubert, BABAR Collaboration

We have measured the time-dependent decay rate for the process $B \to J / ψ K^{* 0} (892)$ in a sample of about 88 million $Υ (4 S) \to B B ˉ$ decays collected with the BaBar detector…

hep-ex2004★ 165 cited

Measurement of the B -> Xs l+ l- branching fraction with a sum over exclusive modes

The BABAR Collaboration, B. Aubert

We measure the branching fraction for the flavor-changing neutral-current process B -> Xs l+ l- with a sample of 89 x 10^6 Upsilon(4S) -> BBbar events recorded with the BaBar detec…

hep-ex2004★ 12 cited

Searches for B0 Decays to Combinations of Charmless Isoscalar Mesons

The BABAR Collaboration, B. Aubert

We search for B meson decays into two-body combinations of eta, eta', omega, and phi mesons from 89 million B B-bar pairs collected with the BaBar detector at the PEP-II asymmetric…

hep-ex2004★ 30 cited

Measurement of the Direct CP Asymmetry in b -> s gamma Decays

B. Aubert, BABAR Collaboration

We describe a measurement of the direct CP asymmetry between inclusive b -> s gamma and bbar -> sbar gamma decays. This asymmetry is expected to be less than 0.01 in the Standard M…

hep-ex2004★ 43 cited

Measurements of Moments of the Hadronic Mass Distribution in Semileptonic B Decays

B. Aubert

We report a measurement of the first four moments of the hadronic mass distribution in B --> X_c lv decays. The measurements are based on 89 million Upsilon(4S) --> BBbar events wh…

hep-ex2004★ 24 cited

Measurement of the Time-Dependent CP Asymmetry in the B0 --> Phi K0 Decay

B. Aubert, BABAR Collaboration

We present a measurement of the time-dependent CP asymmetry for the neutral B-meson decay B0 --> Phi K0. We use a sample of approximately 114 million B-meson pairs taken at the Ups…

hep-ex2004★ 16 cited

Branching Fraction Measurements of B ->etac K Decays

The BABAR Collaboration, B. Aubert

We study the decays B+ -> etac K+ and B0 -> etac K0, where the etac is reconstructed in the Ks K+ pi- and K+ K- pi0 decay modes. Results are based on a sample of 86 million BBbar p…

hep-ex2004★ 21 cited

Measurements of CP-violating Asymmetries in $B^{0} \to K_{s}^{0} π^{0}$ Decays

The BABAR Collaboration, B. Aubert

We present a measurement of the time-dependent CP-violating (CPV) asymmetries in $B^{0} \to K_{s}^{0} π^{0}$ decays based on 124 million $Υ (4 S) \to B B ˉ$ decays collected with the…

hep-ex2004★ 70 cited

Observation of the Decay B=> J/psi eta K and Search for X(3872)=> J/psi eta

B. Aubert

We report the observation of the $B$ meson decay $B^{\pm} \to J / ψ η K^{\pm}$ and evidence for the decay $B^{0} \to J / ψ η K_{S}^{0}$ , using {90} million $B B ba r$ events collected at the $\ensuremath…

Measurement of the B0 -> K2*(1430)0 gamma and B+ -> K2*(1430)+ gamma branching fractions

Search for decays of B0 mesons into pairs of charged leptons: B0->e+e-, B0->mu+mu-, B0->e+-mu-+

Measurement of the B0bar --> D*+ l- nubar_l Decay Rate and |Vcb|

Search for the decay B0 --> J/psi gamma

Search for B-Meson Decays to Two-Body Final States with a0(980) Mesons

Measurements of the Branching Fraction and CP-Violation Asymmetries in B^0-->f0(980)Ks

Study of the B- --> J/psi K- pi+ pi- Decay and Measurement of the B- --> X(3872) K- Branching Fraction

Branching Fractions and CP Asymmetries in B0 --> K+ K- K0S and B+ --> K+ K0S K0S

Measurement of Time-dependent CP-violating Asymmetries in B0 -> K*0 gamma (K*0 -> K0_S pi0) Decays

Search for B0 Decays to Invisible Final States and to nu nubar gamma

The Majorana Neutrinoless Double-Beta Decay Experiment

A Measurement of the Total Width, the Electronic Width, and the Mass of the Upsilon(10580) Resonance

Measurement of the Electron Energy Spectrum and its Moments in Inclusive B->X e nu Decays

Double Helicity Asymmetry in Inclusive Mid-Rapidity neutral pion Production for Polarized p+p Collisions at sqrt(s)=200 GeV

Determination of the Branching Fraction for B --> Xc l nu Decays and of |Vcb| from Hadronic-Mass and Lepton-Energy Moments

Measurement of the Ratio of Decay Amplitudes for B0bar -> J/psi K*0 and B0 -> J/psi K*0

Measurement of the B -> Xs l+ l- branching fraction with a sum over exclusive modes

Searches for B0 Decays to Combinations of Charmless Isoscalar Mesons

Measurement of the Direct CP Asymmetry in b -> s gamma Decays

Measurements of Moments of the Hadronic Mass Distribution in Semileptonic B Decays

Measurement of the Time-Dependent CP Asymmetry in the B0 --> Phi K0 Decay

Branching Fraction Measurements of B ->etac K Decays

Measurements of CP-violating Asymmetries in B0→Ks0​π0 Decays

Observation of the Decay B=> J/psi eta K and Search for X(3872)=> J/psi eta

Measurement of the B0 -> K2(1430)0 gamma and B+ -> K2(1430)+ gamma branching fractions

Measurement of Time-dependent CP-violating Asymmetries in B0 -> K0 gamma (K0 -> K0_S pi0) Decays

Measurement of the Ratio of Decay Amplitudes for B0bar -> J/psi K0 and B0 -> J/psi K0

Measurements of CP-violating Asymmetries in $B^{0} \to K_{s}^{0} π^{0}$ Decays