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Showing 2010Show all

243 papers · 1 filter

physics.comp-ph2010★ 28 cited

Non-monotonic recursive polynomial expansions for linear scaling calculation of the density matrix

Emanuel H. Rubensson

As it stands, density matrix purification is a powerful tool for linear scaling electronic structure calculations. The convergence is rapid and depends only weakly on the band gap.…

hep-ex2010★ 70 cited

Measurement of the top quark pair production cross section in the lepton+jets channel in proton-antiproton collisions at =1.96 TeV

D0 Collaboration, V. Abazov

We present a measurement of the inclusive top quark pair production cross section in \ppbar collisions at (\sqrt{s}=1.96) TeV utilizing data corresponding to an integrated luminosi…

hep-ex2010★ 93 cited

Study of Jet Shapes in Inclusive Jet Production in pp Collisions at sqrt(s) = 7 TeV using the ATLAS Detector

The ATLAS Collaboration

Jet shapes have been measured in inclusive jet production in proton-proton collisions at sqrt(s) = 7 TeV using 3 pb^{-1} of data recorded by the ATLAS experiment at the LHC. Jets a…

astro-ph.SR2010★ 114 cited

Radiative hydrodynamics simulations of red supergiant stars. III. Spectro-photocentric variability, photometric variability, and consequences on Gaia measurements

A. Chiavassa, E. Pasquato, A. Jorissen +8

Context. It has been shown that convection in red supergiant stars gives rise to large granules causing surface inhomogeneities together with shock waves in the photosphere. The re…

cond-mat.mtrl-sci2010★ 1 cited

Magnetocrystalline anisotropy and uniaxiality of MnAs/GaAs(100) films

J. Magnus Wikberg, Ronny Knut, Sumanta Bhandary +9

We present an investigation of the magnetic behavior of epitaxial MnAs films grown on GaAs(100). We address the dependence of the magnetic moment, ferromagnetic transition temperat…

hep-ex2010★ 195 cited

Measurement of the inclusive isolated prompt photon cross section in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

The ATLAS Collaboration

A measurement of the cross section for the inclusive production of isolated prompt photons in pp collisions at a centre-of-mass energy sqrt(s) = 7TeV is presented. The measurement…

math.NT2010★ 15 cited

On the distribution of angles between the N shortest vectors in a random lattice

Anders Södergren

We determine the joint distribution of the lengths of, and angles between, the N shortest lattice vectors in a random n-dimensional lattice as n tends to infinity. Moreover we inte…

hep-th2010★ 31 cited

Integral invariants in maximally supersymmetric Yang-Mills theories

G. Bossard, P. S. Howe, U. Lindstrom +2

Integral invariants in maximally supersymmetric Yang-Mills theories are discussed in spacetime dimensions for gauge groups. It is shown that, in addition t…

cond-mat.mes-hall2010★ 14 cited

From collinear to vortex magnetic structures in Mn corrals on Pt(111)

M. S. Ribeiro, G. B. Corrêa, A. Bergman +3

We study the magnetic properties of small Mn ring shaped clusters on a Pt(111) surface in the framework of density functional theory. We find that the Mn atoms possess large magnet…

astro-ph.SR2010★ 24 cited

A detailed spectroscopic analysis of the open cluster NGC 5460

L. Fossati, C. P. Folsom, S. Bagnulo +5

Within the context of a large project aimed at studying early F-, A- and late B-type stars we present the abundance analysis of the photospheres of 21 members of the open cluster N…

astro-ph.HE2010★ 172 cited

Time-Integrated Searches for Point-like Sources of Neutrinos with the 40-String IceCube Detector

The IceCube Collaboration, R. Abbasi

We present the results of time-integrated searches for astrophysical neutrino sources in both the northern and southern skies. Data were collected using the partially-completed Ice…

hep-ex2010★ 230 cited

Measurement of the top quark-pair production cross section with ATLAS in pp collisions at $\sqrt{s}=7\TeV$

The ATLAS Collaboration

A measurement of the production cross-section for top quark pairs($\ttbar$) in collisions at $\sqrt{s}=7 \TeV$ is presented using data recorded with the ATLAS detector at the…

hep-ex2010★ 20 cited

Search for associated production in 5.3 fb of collisions at the Fermilab Tevatron

D0 Collaboration, V. Abazov

We present a search for associated production of Higgs and bosons in collisions at a center of mass energy of TeV in 5.3 fb of integrated lumi…

cond-mat.mtrl-sci2010★ 26 cited

Electronic structure and magnetism of transition metal doped Zn12O12 clusters: Role of defects

Nirmal Ganguli, Indra Dasgupta, Biplab Sanyal

We present a comprehensive study of the energetics and magnetic properties of ZnO clusters doped with 3d transition metals (TM) using ab initio density functional calculations in t…

q-bio.BM2010★ 34 cited

Towards Quantitative Classification of Folded Proteins in Terms of Elementary Functions

Shuangwei Hu, Andrei Krokhotin, Antti J. Niemi +1

A comparative classification scheme provides a good basis for several approaches to understand proteins, including prediction of relations between their structure and biological fu…

astro-ph.SR2010★ 398 cited

The Exoplanet Orbit Database

Jason T Wright, Onsi Fakhouri, Geoffrey W. Marcy +8

We present a database of well determined orbital parameters of exoplanets. This database comprises spectroscopic orbital elements measured for 427 planets orbiting 363 stars from r…

hep-ex2010★ 510 cited

Charged-particle multiplicities in pp interactions measured with the ATLAS detector at the LHC

The ATLAS Collaboration

Measurements are presented from proton-proton collisions at centre-of-mass energies of sqrt(s) = 0.9, 2.36 and 7 TeV recorded with the ATLAS detector at the LHC. Events were collec…

cond-mat.str-el2010★ 14 cited

Influence of the cation on the low-temperature antiferromagnetism of ordered antiferroelectric CoTeO perovskites

R. Mathieu, S. A. Ivanov, R. Tellgren +1

We have investigated the structural and magnetic properties of antiferroelectric CoTeO perovskites with = Cd, Ca, Sr, Pb, and Ba. All compounds are antiferromagnetic a…

hep-ph2010★ 40 cited

Light Higgs bosons in phenomenological NMSSM

F. Mahmoudi, J. Rathsman, O. Stål +1

We consider scenarios in the next-to-minimal supersymmetric model (NMSSM) where the CP-odd and charged Higgs bosons are very light. As we demonstrate, these can be obtained as simp…

hep-ex2010★ 27 cited

Search for Diphoton Events with Large Missing Transverse Energy in 7 TeV Proton-Proton Collisions with the ATLAS Detector

The ATLAS Collaboration

A search for diphoton events with large missing transverse energy is presented. The data were collected with the ATLAS detector in proton-proton collisions at sqrt(s) = 7 TeV at th…

math.SG2010★ 23 cited

Symplectic homology product via Legendrian surgery

Frederic Bourgeois, Tobias Ekholm, Yakov Eliashberg

This research announcement continues the study of the symplectic homology of Weinstein manifolds undertaken in [BEE1] where the symplectic homology, as a vector space, was expresse…

hep-th2010★ 111 cited

Review of AdS/CFT Integrability, Chapter IV.3: N=6 Chern-Simons and Strings on AdS4xCP3

Thomas Klose

We review the duality and integrability of N=6 superconformal Chern-Simons theory in three dimensions and IIA superstring theory on the background AdS4xCP3. We introduce both of th…

hep-th2010★ 14 cited

Review of AdS/CFT Integrability, Chapter III.4: Twist states and the cusp anomalous dimension

Lisa Freyhult

We review the computation of the anomalous dimension of twist operators in the planar limit of N=4 SYM using the asymptotic Bethe ansatz and demonstrate how this quantity is obtain…

hep-th2010★ 50 cited

Review of AdS/CFT Integrability, Chapter I.1: Spin Chains in N=4 Super Yang-Mills

Joseph A. Minahan

In this chapter of "Review of AdS/CFT Integrability" we introduce N=4 Super Yang-Mills. We discuss the global superalagebra PSU(2,2|4) and its action on gauge invariant operators.…