output
19922026
most citedMeasurements of Omega and Lambda from 42 High-Redshift Supernovae

18.1k citations

Showing 2005 · hep-exShow all

57 papers · 2 filters

hep-ex2005★ 133 cited

Measurement of the Dipion Mass Spectrum in X(3872) -> J/Psi Pi+ Pi- Decays

A. Abulencia, D. Acosta, J. Adelman

We measure the dipion mass spectrum in X(3872)--> J/Psi Pi+ Pi- decays using 360 pb-1 of pbar-p collisions at 1.96 TeV collected with the CDF II detector. The spectrum is fit with…

hep-ex2005★ 11 cited

A Search for Scalar Bottom Quarks from Gluino Decays in Collisions at TeV

CDF collaboration

We searched for scalar bottom quarks in 156 pb of {\bf } collisions at {\bf } TeV recorded by the CDF II experiment at the Tevatron. Scalar bottom q…

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★ 56 cited

Measurement of the Inclusive Jet Cross Section using the Kt algorithm in pp-bar Collisions at sqrt(s) = 1.96 TeV

The CDF Collaboration

We report on a measurement of the inclusive jet production cross section in pp-bar collisions at sqrt{s} = 1.96 TeV using data collected with the upgraded Collider Detector at Ferm…

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★ 40 cited

Search for Second-Generation Scalar Leptoquarks in Collisions at =1.96 TeV

CDF Collaboration

Results on a search for pair production of second generation scalar leptoquark in collisions at =1.96 TeV are reported. The data analyzed were collected by th…

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

A study of e+e- -> p anti-p using initial state radiation with BABAR

The BABAR Collaboration, B. Aubert

The e+e- -> p anti-p cross section is determined over a range of p anti-p masses, from threshold to 4.5 GeV/c^2, by studying the e+e- -> p anti-p gamma process. The data set corres…

hep-ex2005★ 10 cited

Search for Higgs Boson Decaying to b-bbar and Produced in Association with W Bosons in p-pbar Collisions at sqrt{s}=1.96 TeV

CDF Collaboration, A. Abulencia

We present a search for Higgs bosons decaying into b-bbar and produced in association with W bosons in p-pbar collisions at sqrt{s}=1.96 TeV. This search uses 320 pb-1 of the datas…

hep-ex2005★ 108 cited

Measurement of the Isolated Photon Cross Section in p-pbar Collisions at sqrt{s}=1.96 TeV

D0 Collaboration

The cross section for the inclusive production of isolated photons has been measured in p anti-p collisions at sqrt{s}=1.96 TeV with the D0 detector at the Fermilab Tevatron Collid…

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

Electroweak Measurements at CDF

Antonio Sidoti

We present some recent measurements on electroweak physics using data collected by the CDF experiment at the Tevatron proton anti-proton collider () at F…

hep-ex2005★ 9 cited

Measurement of the Branching Ratios Gamma(D_s*+ -> D_s+ pi0)/Gamma(D_s*+ -> D_s+ gamma) and Gamma(D0+ -> D0 pi0)/Gamma(D0* -> D0 gamma)

The BABAR Collaboration, B. Aubert

Data samples corresponding to the isospin-violating decay and the decays , and are reconstructed usi…

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

Searches for Higgs Boson(s) at the Upgraded Tevatron

Gregorio Bernardi

We summarize the status of Higgs boson searches at the upgraded Fermilab Tevatron performed by the DO and CDF collaborations. We report on three categories of searches, namely 1) t…

hep-ex2005★ 24 cited

Measurement of Semileptonic Branching Fractions of B Mesons to Narrow D** States

D0 Collaboration, V. Abazov

Using the data accumulated in 2002-2004 with the DO detector in proton-antiproton collisions at the Fermilab Tevatron collider with centre-of-mass energy 1.96 TeV, the branching fr…

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…