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Showing 2005Show all

235 papers · 1 filter

quant-ph2005★ 15 cited

Experimental Constraints of Using Slow-Light in Sodium Vapor for Light-Drag Enhanced Relative Rotation Sensing

Renu Tripathi, G. S. Pati, M. Messall +2

We report on experimental observation of electromagnetically induced transparency and slow-light (vg ~ c/607) in atomic sodium vapor, as a potential medium for a recently proposed…

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…

astro-ph2005★ 161 cited

On the Relation Between Hot Jupiters & the Roche Limit

Eric B. Ford, Frederic A. Rasio

Many of the known extrasolar planets are ``hot Jupiters,'' giant planets with orbital periods of just a few days. We use the observed distribution of hot Jupiters to constrain the…

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…

cond-mat.soft2005★ 7 cited

Low density fragile states in cohesive powders

Paul B. Umbanhowar, Daniel I. Goldman

We discuss the difference between cohesive and non-cohesive granular media in the context of a recent report of "dry quicksand." Weak low density states with properties like dry qu…

hep-ex2005★ 30 cited

New Measurements of Cabibbo-Suppressed Decays of D Mesons in CLEO-c

P. Rubin, CLEO Collaboration

Using 281 pb^-1 of data collected with the CLEO-c detector, we report on first observations and new measurements of Cabibbo-suppressed decays of D mesons to 2, 3, 4, and 5 pions. B…

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★ 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

Precision Measurements of the Charged Pion, Charged Kaon, and Proton Electromagnetic Form Factors at s = 13.48 GeV^2

Peter Zweber

Using 20.7 pb^-1 of e+e- annihilation data taken at sqrt{s} = 3.671 GeV with the CLEO-c detector, precision measurements of the electromagnetic form factors of the charged pion, ch…

hep-ex2005

Charmonium from CLEO

Kamal K. Seth

At CLEO, the charmonium singlet states eta_c(2 1S0) and h_c(1 1P1) have been firmly identified and a long standing discrepancy for Gamma_(gamma gamma)(chi_c2) has been resolved.

hep-ex2005★ 62 cited

Measurement of sigma(e^+e^- --> psi(3770) --> hadrons) at E_{cm}=3773 MeV

D. Besson

We measure the cross section for e^+e^- -> ψ(3770) -> hadrons at Ecm=3773 MeV to be (6.38+-0.08^{+0.41}_{-0.30}) nb using the CLEO detector at the CESR e^+e^- collider. The differe…

astro-ph2005★ 129 cited

The Flare Activity of SgrA*; New Coordinated mm to X-Ray Observations

A. Eckart, F. K. Baganoff, R. Schoedel +17

We report new simultaneous near-infrared/sub-millimeter/X-ray observations of the SgrA* counterpart associated with the massive 3-4x10**6 solar mass black hole at the Galactic Cent…

astro-ph2005★ 46 cited

Turbulent Origin of the Galactic-Center Magnetic Field: Nonthermal Radio Filaments

Stanislav Boldyrev, Farhad Yusef-Zadeh

A great deal of study has been carried out over the last twenty years on the origin of the magnetic activity in the Galactic center. One of the most popular hypotheses assumes mill…

astro-ph2005★ 99 cited

The Homogeneity of Interstellar Elemental Abundances in the Galactic Disk

Stefan I. B. Cartledge, J. T. Lauroesch, David M. Meyer +1

We present interstellar elemental abundance measurements derived from Space Telescope Imaging Spectrograph echelle observations of 47 sight lines extending up to 6.5 kpc through th…

physics.optics2005★ 21 cited

Self-optimization of optical confinement in ultraviolet photonic crystal slab laser

Alexey Yamilov, X. Wu, X. Liu +2

We studied numerically and experimentally the effects of structural disorder on the performance of ultraviolet photonic crystal slab lasers. Optical gain selectively amplifies the…

hep-ph2005★ 498 cited

Theory of Neutrinos: A White Paper

R. N. Mohapatra, S. Antusch, K. S. Babu +29

During 2004, four divisions of the American Physical Society commissioned a study of neutrino physics to take stock of where the field is at the moment and where it is going in the…

math.SG2005★ 10 cited

Seidel's Mirror Map for Abelian Varieties

Marco Aldi, Eric Zaslow

We compute Seidel's mirror map for abelian varieties by constructing the homogeneous coordinate rings from the Fukaya category of the symplectic mirrors. The computations are feasi…

math.QA2005★ 4 cited

Deformation quantization of gerbes

P. Bressler, A. Gorokhovsky, R. Nest +1

This is the first in a series of articles devoted to deformation quantization of gerbes. Here we give basic definitions and interpret deformations of a given gerbe as Maurer-Cartan…

hep-ex2005★ 54 cited

Top Quark Mass Measurement from Dilepton Events at CDF II

CDF Collaboration

We report a measurement of the top quark mass using events collected by the CDF II Detector from ppbar collisions at \sqrt{s} = 1.96 TeV at the Fermilab Tevatron. We calculate a li…

hep-ex2005★ 21 cited

Measurement of mass and width of the excited charmed meson states and

CDF Collaboration

This paper describes a measurement of the mass and of the width of two neutral narrow resonances and , both composed of a charm quark and an up antiquark. The diff…

hep-ex2005★ 36 cited

Measurement of the Direct Photon Momentum Spectrum in Upsilon(1S), Upsilon(2S), and Upsilon(3S) Decays

D. Besson, CLEO Collaboration

Using data taken with the CLEO III detector at the Cornell Electron Storage Ring, we have investigated the direct photon spectrum in the decays Upsilon(1S) -> gggamma, Upsilon(2S)…

hep-ex2005★ 22 cited

Di-electron Widths of the Upsilon(1S,2S,3S) Resonances

CLEO Collaboration, J. L. Rosner

We determine the di-electron widths of the Upsilon(1S), Upsilon(2S), and Upsilon(3S) resonances with better than 2% precision by integrating the cross-section of e+e- -> Upsilon ov…

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★ 19 cited

Measurement of Gamma_ee(J/psi), Gamma_tot(J/psi), and Gamma_ee[psi(2S)]/Gamma_ee(J/psi)

G. S. Adams, CLEO Collaboration

Using data acquired with the CLEO detector at the CESR e+e- collider at sqrt{s} = 3.773 GeV, we measure the cross section for the radiative return process e+e- --> gamma J/psi, J/p…