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334 papers · 1 filter

astro-ph.CO2010★ 24 cited

Modified Gravity: the CMB, Weak Lensing and General Parameterisations

Shaun A. Thomas, Stephen A. Appleby, Jochen Weller

We examine general physical parameterisations for viable gravitational models in the framework. This is related to the mass of an additional scalar field, called the scalaro…

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…

hep-ex2010★ 157 cited

Measurement of the centrality dependence of J/ψ yields and observation of Z production in lead-lead collisions with the ATLAS detector at the LHC

The ATLAS Collaboration

Using the ATLAS detector, a centrality-dependent suppression has been observed in the yield of J/ψ mesons produced in the collisions of lead ions at the Large Hadron Collider. In a…

physics.optics2010★ 21 cited

Newtonian photorealistic ray tracing of grating cloaks and correlation-function-based cloaking-quality assessment

Jad C. Halimeh, Roman Schmied, Martin Wegener

Grating cloaks are a variation of dielectric carpet (or ground- plane) cloaks. The latter were introduced by Li and Pendry. In contrast to the numerical work involved in the quasi-…

cs.PL2010★ 50 cited

MiniAgda: Integrating Sized and Dependent Types

Andreas Abel

Sized types are a modular and theoretically well-understood tool for checking termination of recursive and productivity of corecursive definitions. The essential idea is to track s…

hep-th2010★ 68 cited

String-derived MSSM vacua with residual R symmetries

Rolf Kappl, Bjoern Petersen, Stuart Raby +3

Recently it was shown that there is a unique Z_4^R symmetry for the MSSM which allows the Yukawa couplings and dimension five neutrino mass operator, forbids the mu term and commut…

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…

hep-th2010★ 9 cited

Spectral Bundles and the DRY-Conjecture

Bjorn Andreas, Gottfried Curio

Supersymmetric heterotic string models, built from a Calabi-Yau threefold endowed with a stable vector bundle , usually start from a phenomenologically motivated choice of a…

cond-mat.mtrl-sci2010★ 24 cited

Complex magnetic behavior and high spin polarization in Fe(3-x)Mn(x)Si alloys

Marjana Ležaić, Phivos Mavropoulos, Stefan Blügel +1

Fe3Si is a ferromagnetic material with possible applications in magnetic tunnel junctions. When doped with Mn, the material shows a complex magnetic behavior, as suggested by older…

math-ph2010★ 5 cited

Ground state properties in non-relativistic QED

David Hasler, Ira Herbst

We discuss recent results concerning the ground state of non-relativistic quantum electrodynamics as a function of a magnetic coupling constant or the fine structure constant, obta…

hep-th2010★ 28 cited

Transitions in the Web of Heterotic Vacua

Lara B. Anderson, James Gray, Burt Ovrut

We analyze transitions between heterotic vacua with distinct gauge bundles using two complementary methods - the effective four-dimensional field theory and the corresponding geome…

cond-mat.str-el2010★ 13 cited

Spin spirals in ordered and disordered solids

S. Mankovsky, G. H. Fecher, H. Ebert

A scheme to calculate the electronic structure of systems having a spiral magnetic structure is presented. The approach is based on the KKR (Korringa-Kohn-Rostoker) Green's functio…

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-th2010★ 7 cited

Wall-crossing holomorphic anomaly and mock modularity of multiple M5-branes

Murad Alim, Babak Haghighat, Michael Hecht +3

Using wall-crossing formulae and the theory of mock modular forms we derive a holomorphic anomaly equation for the modified elliptic genus of two M5-branes wrapping a rigid divisor…

astro-ph.CO2010★ 24 cited

Velocity Structure Diagnostics of Simulated Galaxy Clusters

Veronica Biffi, Klaus Dolag, Hans Boehringer

Gas motions in the hot intracluster medium of galaxy clusters have an important effect on the mass determination of the clusters through X-ray observations. The corresponding dynam…

cond-mat.mtrl-sci2010★ 1 cited

Ab-initio description of the magnetic shape anisotropy due to the Breit interaction

S. Bornemann, J. Minar, J. Braun +2

A quantum-mechanical description of the magnetic shape anisotropy, that is usually ascribed to the classical magnetic dipole-dipole interaction, has been developed. This is achieve…

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…

astro-ph.CO2010★ 346 cited

The VMC Survey - I. Strategy and First Data

M. -R. L. Cioni, G. Clementini, L. Girardi +31

The new VISual and Infrared Telescope for Astronomy (VISTA) has started operations. Over its first five years it will be collecting data for six public surveys, one of these is the…

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.quant-gas2010★ 17 cited

Creating exotic condensates via quantum-phase-revival dynamics in engineered lattice potentials

M. Buchhold, U. Bissbort, S. Will +1

In the field of ultracold atoms in optical lattices a plethora of phenomena governed by the hopping energy and the interaction energy have been studied in recent years. How…

astro-ph.CO2010★ 93 cited

Improved constraints on cosmic microwave background secondary anisotropies from the complete 2008 South Pole Telescope data

E. Shirokoff, C. L. Reichardt, L. Shaw +43

We report measurements of the cosmic microwave background (CMB) power spectrum from the complete 2008 South Pole Telescope (SPT) data set. We analyze twice as much data as the firs…

quant-ph2010★ 19 cited

Single spontaneous photon as a coherent beamsplitter for an atomic matterwave

Jiří Tomkovič, Michael Schreiber, Joachim Welte +3

In spontaneous emission an atom in an excited state undergoes a transition to the ground state and emits a single photon. Associated with the emission is a change of the atomic mom…

astro-ph.CO2010★ 108 cited

Separate Universes Do Not Constrain Primordial Black Hole Formation

Michael Kopp, Stefan Hofmann, Jochen Weller

Carr and Hawking showed that the proper size of a spherical overdense region surrounded by a flat FRW universe cannot be arbitrarily large as otherwise the region would close up on…