Showing 2011Show all

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astro-ph.SR2011★ 38 cited

Population Synthesis of Hot Subdwarfs: A Parameter Study

Drew Clausen, Richard A Wade, Ravi kumar Kopparapu +1

Binaries that contain a hot subdwarf (sdB) star and a main sequence companion may have interacted in the past. This binary population has historically helped determine our understa…

math.CO2011★ 1 cited

The Jacobi-Stirling Numbers

George E. Andrews, Eric S. Egge, Wolfgang Gawronski +1

The Jacobi-Stirling numbers were discovered as a result of a problem involving the spectral theory of powers of the classical second-order Jacobi differential expression. Specifica…

math.KT2011

An index formula for perturbed Dirac operators on Lie manifolds

Catarina Carvalho, Victor Nistor

We give an index formula for a class of Dirac operators coupled with unbounded potentials. More precisely, we study operators of the form P := D+ V, where D is a Dirac operators an…

cond-mat.quant-gas2011★ 71 cited

Realization of a Resonant Fermi Gas with a Large Effective Range

E. L. Hazlett, Y. Zhang, R. W. Stites +1

We have measured the interaction energy and three-body recombination rate for a two-component Fermi gas near a narrow Feshbach resonance and found both to be strongly energy depend…

astro-ph.CO2011★ 67 cited

The Lack of Torus Emission from BL Lacertae Objects: An Infrared View of Unification with WISE

Richard M. Plotkin, Scott F. Anderson, W. N. Brandt +3

We use data from the Wide-Field Infrared Survey Explorer (WISE) to perform a statistical study on the mid-infrared (IR) properties of a large number () of BL Lac objects…

astro-ph.CO2011★ 9 cited

Spectral Energy Distribution Models for Low-luminosity Active Galactic Nuclei in LINERs

Rodrigo Nemmen, Thaisa Storchi-Bergmann, Michael Eracleous

Low-luminosity active galactic nuclei (LLAGNs) represent the bulk of the AGN population in the present-day universe and they trace the low-level accreting supermassive black holes.…

astro-ph.CO2011★ 68 cited

VERITAS Observations of day-scale flaring of M87 in 2010 April

E. Aliu, T. Arlen, T. Aune +88

VERITAS has been monitoring the very-high-energy (VHE; >100GeV) gamma-ray activity of the radio galaxy M87 since 2007. During 2008, flaring activity on a timescale of a few days wa…

cond-mat.supr-con2011★ 12 cited

Properties of MgB2 Films Grown at Various Temperatures by Hybrid Physical-Chemical Vapour Deposition

K. Chen, M. Veldhorst, C. H. Lee +5

A Hybrid Physical-Chemical Vapour Deposition (HPCVD) system consisting of separately controlled Mg-source heater and substrate heater is used to grow MgB2 thin films and thick film…

hep-ph2011★ 24 cited

Transverse nucleon structure and multiparton interactions

Mark Strikman

The transverse structure of the nucleon as probed in hard exclusive processes plays critical role in the understanding of the structure of the underlying event in hard collisions a…

cond-mat.mtrl-sci2011★ 34 cited

Frequency Dependent Dynamical Electromechanical Response of Mixed Ionic-Electronic Conductors

A. N. Morozovska, E. A. Eliseev, S. L. Bravina +4

Frequency dependent dynamic electromechanical response of the mixed ionic-electronic conductor film to a periodic electric bias is analyzed for different electronic and ionic bound…

astro-ph.CO2011★ 189 cited

The BOSS Emission-Line Lens Survey (BELLS). I. A large spectroscopically selected sample of Lens Galaxies at redshift ~ 0.5

Joel R. Brownstein, Adam S. Bolton, David J. Schlegel +11

We present a catalog of 25 definite and 11 probable strong galaxy-galaxy gravitational lens systems with redshifts 0.4 \lesssim z \lesssim 0.7, discovered spectroscopically by the…

cond-mat.mtrl-sci2011★ 14 cited

Aging associated domain evolution in the orthorhombic phase of <001> textured (K0.5Na0.5)Nb0.97Sb0.03O3 ceramics

Jianjun Yao, Jiefang Li, D. Viehland +2

An aging effect due to a domain evolution in (K0.5,Na0.5)Nb0.97Sb0.03O3 <001> textured ceramics was investigated by piezoresponse force microscopy. We find that such an aging effec…

cond-mat.supr-con2011★ 564 cited

The Coexistence of Superconductivity and Topological Order in the Bi2Se3 Thin Films

Mei-Xiao Wang, Canhua Liu, Jin-Peng Xu +13

This paper has been withdrawn by the author due to journal requirement.

astro-ph.HE2011★ 55 cited

Twinkling pulsar wind nebulae in the synchrotron cut-off regime and the gamma-ray flares in the Crab Nebula

A. M. Bykov, G. G. Pavlov, A. V. Artemyev +1

Synchrotron radiation of ultra-relativistic particles accelerated in a pulsar wind nebula may dominate its spectrum up to gamma-ray energies. Because of the short cooling time of t…

hep-ex2011★ 24 cited

Measurement of the and Production Cross Sections at Mid-rapidity in Proton-Proton Collisions at = 500 GeV

STAR Collaboration, G. Agakishiev, M. M. Aggarwal +346

We report measurements of the charge-separated and production cross sections at mid-rapidity in proton-proton collisions a…

gr-qc2011★ 2 cited

Quantum back-reaction in a universe with positive cosmological constant

David Brizuela

Semiclassical techniques have proven to be a very powerful method to extract physical effects from different quantum theories. Therefore, it is expected that in the near future the…

physics.bio-ph2011★ 121 cited

Reactive Molecular Dynamics study on the first steps of DNA-damage by free hydroxyl radicals

Ramin M. Abolfath, A. C. T. van Duin, Thomas Brabec

We employ a large scale molecular simulation based on bond-order ReaxFF to simulate the chemical reaction and study the damage to a large fragment of DNA-molecule in the solution b…

astro-ph.SR2011★ 52 cited

Refined Metallicity Indices for M Dwarfs Using the SLoWPoKES Catalog of Wide, Low-mass Binaries

Saurav Dhital, Andrew A. West, Keivan G. Stassun +3

We report the results from spectroscopic observations of 113 ultra-wide, low-mass binary systems, composed largely of M0--M3 dwarfs, from the SLoWPoKES catalog of common proper mot…

cond-mat.mes-hall2011★ 56 cited

Magnetic Structure of Hydrogen Induced Defects on Graphene

J. O. Sofo, Gonzalo Usaj, P. S. Cornaglia +3

Using density functional theory (DFT), Hartree-Fock, exact diagonalization, and numerical renormalization group methods we study the electronic structure of diluted hydrogen atoms…

astro-ph.HE2011★ 97 cited

Multi-year search for dark matter annihilations in the Sun with the AMANDA-II and IceCube detectors

IceCube Collaboration, R. Abbasi, Y. Abdou +258

A search for an excess of muon-neutrinos from dark matter annihilations in the Sun has been performed with the AMANDA-II neutrino telescope using data collected in 812 days of live…

cond-mat.supr-con2011★ 59 cited

Phases and phase transitions in two dimensional superconducting films

Weiwei Zhao, Qingyan Wang, Minhao Liu +15

This paper has been withdrawn by the author

astro-ph.CO2011★ 87 cited

X-ray and Multiwavelength Insights into the Nature of Weak Emission-Line Quasars at Low Redshift

Jianfeng Wu, W. N. Brandt, Scott F. Anderson +5

(Abridged) We report on the X-ray and multiwavelength properties of 11 radio-quiet quasars with weak or no emission lines identified by the Sloan Digital Sky Survey (SDSS) with red…

gr-qc2011★ 130 cited

Deformed General Relativity and Effective Actions from Loop Quantum Gravity

Martin Bojowald, George M. Paily

Canonical methods can be used to construct effective actions from deformed covariance algebras, as implied by quantum-geometry corrections of loop quantum gravity. To this end, cla…

nlin.PS2011

Recovering the Water-Wave Profile from Pressure Measurements

Katie Oliveras, Vishal Vasan, Bernard Deconinck +1

A new method is proposed to recover the water-wave surface elevation from pressure data obtained at the bottom of the fluid. The new method requires the numerical solution of a non…