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135 papers · 1 filter

cond-mat.str-el2003★ 1 cited

Time-Dependent Quasiparticle Current Density Functional Theory of X-Ray Nonlinear Response Functions

Oleg Berman, Shaul Mukamel

A real-space representation of the current response of many-electron systems with possible applications to x-ray nonlinear spectroscopy and magnetic susceptibilities is developed.…

gr-qc2003★ 126 cited

Analysis of First LIGO Science Data for Stochastic Gravitational Waves

LIGO Scientific Collaboration, B. Abbott

We present the analysis of between 50 and 100 hrs of coincident interferometric strain data used to search for and establish an upper limit on a stochastic background of gravitatio…

physics.atom-ph2003★ 18 cited

Isotopic difference in the heteronuclear loss rate in a two-species surface trap

M. E. Holmes, M. Tscherneck, P. A. Quinto-Su +1

We have realized a two-species mirror-magneto-optical trap containing a mixture of Rb (Rb) and Cs atoms. Using this trap, we have measured the heteronuclear c…

math.CA2003★ 3 cited

estimates for overdetermined Radon transforms

Luca Brandolini, Allan Greenleaf, Giancarlo Travaglini

We prove several variations on the results of Ricci and Travaglini concerning bounds for convolution with all rotations of a measure supported by a fixed convex curve in the plane.…

quant-ph2003★ 170 cited

Conditional preparation of single photons for scalable quantum-optical networking

Alfred B. U'Ren, Christine Silberhorn, Konrad Banaszek +1

A fundamental prerequisite for the implementation of linear optical quantum computation is a source of single-photon wavepackets capable of high-visibility interference in scalable…

quant-ph2003★ 468 cited

Analysis and interpretation of high transverse entanglement in optical parametric down conversion

C. K. Law, J. H. Eberly

Quantum entanglement associated with transverse wave vectors of down conversion photons is investigated based on the Schmidt decomposition method. We show that transverse entanglem…

hep-ex2003★ 626 cited

Observation of the Narrow State in Collisions at $\sqrt{s}=1.96 \TeV$

the CDF II Collaboration, D. Acosta, T. Affolder +8

We report the observation of a narrow state decaying into and produced in of collisions at in the CDF II experiment. We o…

astro-ph2003★ 32 cited

Pulsars With Jets May Harbor Dynamically Important Accretion Disks

Eric G. Blackman, Rosalba Perna

For many astrophysical sources with jets, there is evidence for the contemporaneous presence of disks. In contrast, pulsars such as the Crab and Vela show jets but have not yet rev…

astro-ph2003★ 33 cited

X-Ray Emission from the Pre-Planetary Nebula Henize 3-1475

Raghvendra Sahai, Joel H. Kastner, Adam Frank +2

We report the first detection of X-ray emission in a pre-planetary nebula, Hen 3-1475. Pre-planetary nebulae are rare objects in the short transition stage between the Asymptotic G…

quant-ph2003★ 168 cited

Convolutionless Non-Markovian master equations and quantum trajectories: Brownian motion revisited

Walter T. Strunz, Ting Yu

Stochastic Schr{ö}dinger equations for quantum trajectories offer an alternative and sometimes superior approach to the study of open quantum system dynamics. Here we show that rec…

hep-ph2003★ 122 cited

The rare decay B --> X_s l^+ l^- to NNLL precision for arbitrary dilepton invariant mass

A. Ghinculov, T. Hurth, G. Isidori +1

We present a new phenomenological analysis of the inclusive rare decay . In particular, we present the first calculation of the NNLL contributions due to th…

hep-ex2003★ 102 cited

Observation of eta_c^{prime} Production in gamma gamma Fusion at CLEO

D. M. Asner, CLEO Collaboration

We report on the observation of the eta_{c}^{prime}(2^{1}S_{0}), the radial excitation of eta_{c}(1^{1}S_{0}) ground state of charmonium, in the two-photon fusion reaction gamma ga…

gr-qc2003★ 131 cited

First upper limits from LIGO on gravitational wave bursts

LIGO Scientific Collaboration, B. Abbott

We report on a search for gravitational wave bursts using data from the first science run of the LIGO detectors. Our search focuses on bursts with durations ranging from 4 ms to 10…

cond-mat.mtrl-sci2003★ 81 cited

Melting and Equilibrium Shape of Icosahedral Gold Nanoparticles

Yanting Wang, S. Teitel, Christoph Dellago

We use molecular dynamics simulations to study the melting of gold icosahedral clusters of a few thousand atoms. We pay particular attention to the behavior of surface atoms, and t…

astro-ph2003★ 504 cited

Simulations of small-scale turbulent dynamo

A. A. Schekochihin, S. C. Cowley, S. F. Taylor +2

We report an extensive numerical study of the small-scale turbulent dynamo at large magnetic Prandtl numbers Pm. A Pm scan is given for the model case of low-Reynolds-number turbul…

hep-th2003★ 13 cited

Kontsevich product and gauge invariance

Ashok Das, Josif Frenkel

We analyze the question of gauge invariance in a flat non-commutative space where the parameter of non-commutativity, , is a local function satisfying J…

hep-ex2003★ 16 cited

Heavy flavor properties of jets produced in interactions at 1.8 TeV

D. Acosta

We present a detailed examination of the heavy flavor properties of jets produced at the Fermilab Tevatron collider. The data set, collected with the Collider Detector at Fermilab,…

hep-ex2003★ 12 cited

Measurement of the polar-angle distribution of leptons from W boson decay as a function of the W transverse momentum in proton-antiproton collisions at sqrt{s}=1.8 TeV

L. Cerrito

We present a measurement of the coefficient alpha_2 of the leptonic polar-angle distribution from W boson decays, as a function of the W transverse momentum. The measurement uses a…

hep-ph2003★ 1 cited

Theoretical progress for the associated production of a Higgs boson with heavy quarks at hadron colliders

S. Dawson, C. B. Jackson, L. H. Orr +2

The production of a Higgs boson in association with a pair of top-antitop or bottom-antibottom quarks plays a very important role at both the Tevatron and the Large Hadron Collider…

hep-th2003★ 8 cited

Anomalous Magnetic Moment of Electron in Chern-Simons QED

Ashok Das, Silvana Perez

We calculate the anomalous magnetic moment of the electron in the Chern-Simons theory in 2+1 dimensions with and without a Maxwell term, both at zero temperature as well as at fini…

hep-ph2003★ 28 cited

New NNLL Results on the Decay B --> X(s) L+ L-

A. Ginculov, T. Hurth, G. Isidori +1

We present here new NNLL predictions on the inclusive rare decay B --> X(S) L+ L- based on our new two-loop QCD analysis of the four-quark operators.

astro-ph2003★ 28 cited

Acceleration of energetic particles by large-scale compressible magnetohydrodynamic turbulence

Benjamin D. G. Chandran, Jason L. Maron

Fast particles diffusing along magnetic field lines in a turbulent plasma can diffuse through and then return to the same eddy many times before the eddy is randomized in the turbu…

nucl-ex2003★ 112 cited

Pseudorapidity Distribution of Charged Particles in d + Au Collisions at $\sqrt{s_{_{NN}}$ = 200 GeV

B. B. Back

The measured pseudorapidity distribution of primary charged particles in minimum-bias d + Au collisions at is presented for the first time. Thi…

hep-ph2003★ 2 cited

NLO QCD corrections to hadronic Higgs production with heavy quarks

S. Dawson, C. B. Jackson, L. H. Orr +2

The production of a Higgs boson in association with a pair of top-antitop or bottom-antibottom quarks plays a very important role at both the Tevatron and the Large Hadron Collider…