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hep-ex2008★ 25 cited

Search for anomalous top quark couplings with the D0 detector

D0 Collaboration, V. Abazov

Anomalous Wtb couplings modify the angular correlations of the top quark decay products and change the single top quark production cross section. We present limits on anomalous top…

math.NT2008★ 11 cited

On a conjecture on exponential Diophantine equations

Mihai Cipu, Maurice Mignotte

We study the solutions of a Diophantine equation of the form , where , and . The main result is that if there ex…

astro-ph2008★ 32 cited

The isolated neutron star candidate 2XMM J104608.7-594306

A. M. Pires, C. Motch, R. Turolla +2

Over the last decade, X-ray observations unveiled the existence of several classes of isolated neutron stars (INSs) which are radio-quiet or exhibit radio emission with properties…

math.GT2008

On the Complexity and Volume of Hyperbolic 3-Manifolds

Thomas Delzant, Leonid Potyagailo

We compare the volume of a hyperbolic 3-manifold of finite volume and the complexity of its fundamental group.

astro-ph2008★ 46 cited

The Dust-to-Gas Ratio in the Small Magellanic Cloud Tail

K. D. Gordon, C. Bot, E. Muller +21

The Tail region of the Small Magellanic Cloud (SMC) was imaged using the MIPS instrument on the Spitzer Space Telescope as part of the SAGE-SMC Spitzer Legacy. Diffuse infrared emi…

hep-ex2008★ 14 cited

Evidence for the decay B_s^0 --> D_s^(*)D_s^(*) and a measurement of Delta_Gamma_s^CP/Gamma_s

D0 Collaboration, V. M. Abazov

We search for the semi-inclusive process B_s^0 --> D_s^(*)D_s^(*) using 2.8 fb^-1 of ppbar collisions at s^(1/2) = 1.96 TeV recorded by the D0 detector operating at the Fermilab Te…

hep-ex2008★ 14 cited

Search for neutral Higgs bosons at high tan(beta) in the b(h/H/A)->btautau channel

D0 Collaboration, V. Abazov

The first search in ppbar collisions at sqrt(s)=1.96 GeV for the production of neutral Higgs bosons in association with bottom quarks and decaying in two tau leptons is presented.…

physics.geo-ph2008★ 218 cited

Characterization of Fault Roughness at Various Scales: Implications of Three-Dimensional High Resolution Topography Measurements

Thibault Candela, François Renard, Michel Bouchon +3

Accurate description of the topography of active faults surfaces represents an important geophysical issue because this topography is strongly related to the stress distribution al…

hep-ex2008★ 17 cited

Evidence of WW+WZ production with lepton + jets final states in proton-antiproton collisions at sqrt(s)=1.96 TeV

D0 Collaboration, V. M. Abazov

We present the first evidence of WW+WZ production with lepton+jets final states at a hadron collider. The data correspond to 1.07 inverse femtobarns of integrated luminosity collec…

math.GR2008★ 9 cited

Expansive actions on uniform spaces and surjunctive maps

Tullio Ceccherini-Silberstein, Michel Coornaert

We present a uniform version of a result of M. Gromov on the surjunctivity of maps commuting with expansive group actions and discuss several applications. We prove in particular t…

hep-ex2008★ 128 cited

Measurement of the Double Beta Decay Half-life of 150-Nd and Search for Neutrinoless Decay Modes with the NEMO-3 Detector

The NEMO Collaboration, J. Argyriades

The half-life for double beta decay of 150-Nd has been measured by the NEMO-3 experiment at the Modane Underground Laboratory. Using 924.7 days of data recorded with 36.55 g of 150…

hep-ex2008★ 19 cited

Measurement of the angular and lifetime parameters of the decays and

D0 Collaboration, V. Abazov

We present measurements of the linear polarization amplitudes and the strong relative phases that describe the flavor-untagged decays and $B_{s}^{0}\to J/ψ…

astro-ph2008

RAVE- First Results and Second Data Release

A. Siebert, the RAVE collaboration

RAVE, the RAdial Velocity Experiment, is an ambitious program to conduct a survey to measure the radial velocities, metallicities and abundance ratios for up to a million stars usi…

astro-ph2008★ 8 cited

Towards an accurate model for the Antennae Galaxies

Simon J. Karl, Thorsten Naab, Peter H. Johansson +2

In the framework of hierarchical structure formation ellipticals can form from merging of smaller disk galaxies. The nearby interacting 'Antennae' galaxy pair (NGC 4038/39) is one…

hep-ex2008★ 23 cited

Search for scalar leptoquarks and T-odd quarks in the acoplanar jet topology using 2.5 fb-1 of ppbar collision data at sqrt(s)=1.96 TeV

D0 Collaboration, V. Abazov

A search for new physics in the acoplanar jet topology has been performed in 2.5 fb-1 of data from ppbar collisions at sqrt(s)=1.96 TeV, recorded by the D0 detector at the Fermilab…

astro-ph2008★ 47 cited

Star cluster survival and compressive tides in Antennae-like mergers

F. Renaud, C. M. Boily, J. -J. Fleck +2

Gravitational tides are widely understood to strip and destroy galactic substructures. In the course of a galaxy merger, however, transient totally compressive tides may develop an…

hep-ex2008★ 36 cited

Search for Large extra spatial dimensions in the dielectron and diphoton channels in collisions at 1.96 TeV

D0 Collaboration, V. Abazov

We report on a search for large extra spatial dimensions in the dielectron and diphoton channels using a data sample of 1.05 \invfb of \ppb collisions at a center-of-mass energy of…

astro-ph2008★ 105 cited

Estimation of the Tilt of the Stellar Velocity Ellipsoid from RAVE and Implications for Mass Models

A. Siebert, O. Bienaymé, J. Binney +16

We present a measure of the inclination of the velocity ellipsoid at 1 kpc below the Galactic plane using a sample of red clump giants from the RAVE DR2 release. We find that the v…

hep-ex2008★ 62 cited

Search for charged massive long-lived particles with the D0 detector

D0 Collaboration, V. Abazov

We search for charged massive long-lived particles using 1.1 fb of data collected by the D0 detector at the Fermilab Tevatron Collider. Time-of-flight information…

hep-ex2008★ 32 cited

Search for pair production of second generation scalar leptoquarks

D0 Collaboration, V. M. Abazov

We report on a search for the pair production of second generation scalar leptoquarks (LQ) in ppbar collisions at the center of mass energy sqrt(s)=1.96 TeV using a data set corres…

hep-ex2008★ 23 cited

A search for associated W and Higgs Boson production in ppbar collisions at sqrt{s}=1.96 TeV

D0 Collaboration

We present results of a search for WH -> lepton neutrino b bbar production in ppbar collisions based on the analysis of 1.05 fb-1 of data collected by the D0 experiment at the Ferm…

hep-ex2008★ 32 cited

Measurement of sigma(ppbar -> Z + X) Br(Z -> tau+tau-) at sqrt(s)=1.96 TeV

D0 Collaboration, V. Abazov

We present a measurement of the cross section for Z boson production times the branching fraction to tau lepton pairs sigma(ppbar -> Z + X) Br(Z -> tau+ tau-) in proton-antiproton…

hep-ex2008★ 2 cited

A search for the standard model Higgs boson in the missing energy and acoplanar b-jet topology at sqrt(s) = 1.96 TeV

D0 Collaboration, V. Abazov

We report a search for the standard model Higgs boson in the missing energy and acoplanar b-jet topology, using an integrated luminosity of 0.93 inverse femtobarn recorded by the D…

hep-ex2008★ 92 cited

Observation of the doubly strange b baryon Omega_b-

D0 Collaboration, V. Abazov

We report the observation of the doubly strange b baryon Omega_b- in the decay channel Omega_b- to J/psi Omega-, with J/psi to mu+ mu- and Omega- to Lambda K-, in collis…