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19922026
most citedThe Astropy Project: Building an inclusive, open-science project and status of the v2.0 core package

7.7k citations

Showing 2005 · hep-exShow all

36 papers · 2 filters

hep-ex2005★ 13 cited

Measurements of the branching fractions and CP-asymmetries of B- --> D0_(CP) K- decays

The BABAR Collaboration, B. Aubert

We present a study of the decay B- --> D0_(CP) K- and its charge conjugate, where D0_(CP) is reconstructed in CP-even, CP-odd, and non-CP flavor eigenstates, based on a sample of 2…

hep-ex2005★ 26 cited

First Measurement of Charged Current Cross Sections at HERA with Longitudinally Polarised Positrons

H1 Collaboration

Data taken with positrons of different longitudinal polarisation states in collision with unpolarised protons at HERA are used to measure the total cross sections of the charged cu…

hep-ex2005★ 17 cited

Improved Measurement of the b-bbar Production Cross Section in 920 GeV Fixed-Target Proton-Nucleus Collisions

B Collaboration, I. Abt

A new measurement of the b-bbar production cross section in 920 GeV proton-nucleus collisions is presented by the HERA-B collaboration. The b-bbar production is tagged via inclusiv…

hep-ex2005★ 22 cited

Measurement of the J/Psi Production Cross Section in 920 GeV/c Fixed-Target Proton-Nucleus Interactions

B collaboration

The mid-rapidity (dsigma_(pN)/dy at y=0) and total sigma_(pN) production cross sections of J/Psi mesons are measured in proton-nucleus interactions. Data collected by the HERA-B ex…

hep-ex2005★ 10 cited

Search for rare quark-annihilation decays, B --> Ds(*) Phi

The BABAR Collaboration, B. Aubert

We report on searches for B- --> Ds- Phi and B- --> Ds*- Phi. In the context of the Standard Model, these decays are expected to be highly suppressed since they proceed through ann…

hep-ex2005★ 66 cited

Measurement of the production cross-section of positive pions in p-Al collisions at 12.9 GeV/c

HARP Collaboration

A precision measurement of the double-differential production cross-section, , for pions of positive charge, performed in the HARP experiment is presented.…

hep-ex2005★ 109 cited

Measurements of the B -> X_s gamma Branching Fraction and Photon Spectrum from a Sum of Exclusive Final States

The BABAR Collaboration, B. Aubert

Using 88.9 million BB events collected by the BaBar detector at the Y(4S), we measure the branching fraction for the radiative penguin process B -> X_s gamma from the sum of 38 exc…

hep-ex2005★ 56 cited

Measurement of the Inclusive Electron Spectrum in Charmless Semileptonic B Decays Near the Kinematic Endpoint and Determination of |Vub|

BABAR Collaboration, B. Aubert

We present a measurement of the inclusive electron spectrum in charmless semileptonic B decays near the kinematic limit for B->X_c eνtransitions, using a sample of 88 million Upsil…

hep-ex2005★ 16 cited

Measurement of Branching Fractions and Resonance Contributions for B0 -> D0bar K+ pi- and Search for B0 -> D0 K+ pi- Decays

The BABAR Collaboration, B. Aubert

Using 226 million events collected with the BaBar detector at the PEP-II storage ring at the Stanford Linear Accelerator Center, we measure the branchi…

hep-ex2005★ 120 cited

Search for Lepton Flavor Violation in the Decay tau -> electron gamma

B. Aubert, BABAR Collaboration

A search for the non-conservation of lepton flavor in the decay tau -> electron gamma has been performed with 2.07 x 10^8 e+e- -> tau+ tau- events collected by the BABAR detector a…

hep-ex2005★ 9 cited

A Study of b --> c and b -->u Interference in the Decay B- --> [K+ pi-]_D K*-

B. Aubert, BABAR Collaboration

Using a sample of 232 x 10^6 Upsilon(4S)--> B B-bar events collected with the BABAR detector at the PEP-II B-factory we study the decay B- --> [K+ pi-]_D K*- where the K+ pi- is ei…

hep-ex2005★ 28 cited

A Determination of Electroweak Parameters at HERA

H1 Collaboration

Using the deep inelastic e^+p and e^-p charged and neutral current scattering cross sections previously published, a combined electroweak and QCD analysis is performed to determine…

hep-ex2005★ 26 cited

Measurement of the time-dependent CP-violating asymmetry in decays

The BABAR Collaboration, B. Aubert

We present a measurement of the time-dependent CP-violating asymmetry in decays with based on 232 million de…

hep-ex2005★ 9 cited

Evidence for B+ -> K0barK+ and B0 -> K0K0bar, and Measurement of the Branching Fraction and Search for Direct CP Violation in B+ -> K0pi+

BaBar Collaboration, B. Aubert

We present evidence for the b -> d penguin-dominated decays B+ -> K0barK+ and B0 -> K0K0bar with significances of 3.5 and 4.5 standard deviations, respectively. The results are bas…

hep-ex2005★ 100 cited

Study of the X(3872) and Y(4260) in B0-->J/psi pi+ pi- K0 and B-->J/psi pi+ pi- K- decays

B. Aubert, BABAR Collaboration

We present results of a search for the X(3872) in B0-->X(3872)KS0,X(3872)-->J/psi pi+ pi-, improved measurements of B-->X(3872)K-, and a study of the J/psi pi+ pi- mass region abov…

hep-ex2005★ 19 cited

Measurement of the B0bar Lifetime and the B0B0bar Oscillation Frequency Using Partially Reconstructed B0bar --> D*+ ell- nu-bar Decays

The BABAR Collaboration, B. Aubert

We present a simultaneous measurement of the B0bar lifetime tau_B0 and B0B0bar oscillation frequency Delta_md. We use a sample of about 50000 partially reconstructed B0bar --> D*+…

hep-ex2005★ 27 cited

Dalitz Plot Analysis of D0-->K0bar K+ K-

B. Aubert, BABAR Collaboration

A Dalitz plot analysis of approximately 12500 D0 events reconstructed in the hadronic decay D0-->K0bar K+ K- is presented. This analysis is based on a data sample of 91.5 fb-1 coll…

hep-ex2005★ 38 cited

A Precision Measurement of the Lambda_c Baryon Mass

B. Aubert, The BABAR Collaboration

The baryon mass is measured using and decays reconstructed in 232 fb of data collected with the BaBar detector at the PE…

hep-ex2005★ 127 cited

Dalitz-plot analysis of the decays B+/- --> K+/- pi-/+ pi+/-

B. Aubert, BABAR Collaboration

We report a Dalitz-plot analysis of the charmless hadronic decays of charged B mesons to the final state K+/- pi-/+ pi+/-. Using a sample of 226.0 +/- 2.5 million BBbar pairs colle…

hep-ex2005★ 40 cited

Study of B --> pi l nu and B --> rho l nu decays and determination of |Vub|

The BABAR Collaboration, B. Aubert

We present an analysis of exclusive charmless semileptonic B-meson decays based on 83 million BBbar pairs recorded with the BABAR detector at the Upsilon(4S) resonance. Using isosp…

hep-ex2005★ 13 cited

Measurement of CP Observables for the Decays B+/- --> D0_CP K*+/-

B. Aubert, BABAR Collaboration

Using a sample of 232 million Upsilon(4S) --> B Bbar events collected with the BABAR detector at the PEP-II B Factory in 1999-2004, we study B- --> D0 K*(892)- decays where K*- -->…

hep-ex2005★ 41 cited

Search for Leptoquark Bosons in ep Collisions at HERA

H1 Collaboration

A search for scalar and vector leptoquarks coupling to first generation fermions is performed using the e^+p and e^-p scattering data collected by the H1 experiment between 1994 an…

hep-ex2005★ 744 cited

Observation of a Broad Structure in the Mass Spectrum around 4.26 GeV/

The BABAR Collaboration, B. Aubert

We study initial-state radiation events, , with data collected with the BaBar detector. We observe an accumulation of events near 4.26 GeV/ in the…

hep-ex2005★ 31 cited

Determination of |Vub| from Measurements of the Electron and Neutrino Momenta in Inclusive Semileptonic B Decays

B. Aubert, BABAR Collaboration

We present a determination of the CKM matrix element |Vub| based on the analysis of semileptonic B decays from a sample of 88 million Upsilon(4S) decays collected with the BABAR de…