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Showing 2015Show all

267 papers · 1 filter

cond-mat.mes-hall2015★ 1 cited

Quasi-one-dimensional electron gas bound to a helium-coated nanotube

Michael Liebrecht, Adrian Del Maestro, Milton W. Cole

A much-studied system is the quasi-2D electron gas in image-potential bound states at the surface of helium and hydrogen. In this paper, we report on an analogous quasi-1D system:…

nucl-ex2015★ 21 cited

Mass measurements of neutron-rich Rb and Sr isotopes

R. Klawitter, A. Bader, M. Brodeur +16

We report on the mass measurements of several neutron-rich and isotopes in the region with the TITAN Penning-trap mass spectrometer. Usi…

math.NA2015★ 48 cited

A Robust Multigrid Method for Isogeometric Analysis using Boundary Correction

Clemens Hofreither, Stefan Takacs, Walter Zulehner

We consider geometric multigrid methods for the solution of linear systems arising from isogeometric discretizations of elliptic partial differential equations. For classical finit…

astro-ph.EP2015★ 49 cited

Cassini in situ observations of long-duration magnetic reconnection in Saturn's magnetotail

Christopher S. Arridge, Jonathan P. Eastwood, Caitriona M. Jackman +15

Magnetic reconnection is a fundamental process in solar system and astrophysical plasmas, through which stored magnetic energy associated with current sheets is converted into ther…

quant-ph2015★ 1.5k cited

Significant-loophole-free test of Bell's theorem with entangled photons

Marissa Giustina, Marijn A. M. Versteegh, Sören Wengerowsky +19

Local realism is the worldview in which physical properties of objects exist independently of measurement and where physical influences cannot travel faster than the speed of light…

quant-ph2015★ 47 cited

Cyclic transformation of orbital angular momentum modes

Florian Schlederer, Mario Krenn, Robert Fickler +2

The spatial modes of photons are one realization of a QuDit, a quantum system that is described in a D-dimensional Hilbert space. In order to perform quantum information tasks with…

quant-ph2015★ 6 cited

Quantum simulation of the dynamical Casimir effect with trapped ions

Nils Trautmann, Philipp Hauke

Quantum vacuum fluctuations are a direct manifestation of Heisenberg's uncertainty principle. The dynamical Casimir effect allows for the observation of these vacuum fluctuations b…

astro-ph.SR2015★ 24 cited

Far-UV spectroscopy of the planet-hosting star WASP-13: high-energy irradiance, distance, age, planetary mass-loss rate, and circumstellar environment

L. Fossati, K. France, T. Koskinen +3

Several transiting hot Jupiters orbit relatively inactive main-sequence stars. For some of those, the logR'HK activity parameter lies below the basal level (-5.1). Two explanations…

hep-ex2015★ 47 cited

Measurement of differential and integrated fiducial cross sections for Higgs boson production in the four-lepton decay channel in pp collisions at sqrt(s) = 7 and 8 TeV

CMS Collaboration

Integrated fiducial cross sections for the production of four leptons via the H to 4l decays (l = e, mu) are measured in pp collisions at sqrt(s) = 7 and 8 TeV. Measurements are pe…

hep-ex2015★ 34 cited

Search for supersymmetry in events with soft leptons, low jet multiplicity, and missing transverse momentum in proton-proton collisions at sqrt(s) = 8 TeV

CMS Collaboration

Results are presented from a search for supersymmetric particles in scenarios with a compressed mass spectrum. The data sample corresponds to 19.7 inverse femtobarns of proton-prot…

nucl-ex2015★ 17 cited

Strange meson production in Al+Al collisions at 1.9A GeV

P. Gasik, K. Piasecki, N. Herrmann +63

The production of K, K and (1020) mesons is studied in Al+Al collisions at a beam energy of 1.9A GeV which is close or below the production threshold in NN reactions. In…

hep-ph2015★ 25 cited

One jet to rule them all: monojet constraints and invisible decays of a 750 GeV diphoton resonance

Daniele Barducci, Andreas Goudelis, Suchita Kulkarni +1

The ATLAS and CMS collaborations recently reported a mild excess in the diphoton final state pointing to a resonance with a mass of around 750 GeV and a potentially large width. We…

hep-ex2015★ 69 cited

Study of Z boson production in pPb collisions at sqrt(s[NN]) = 5.02 TeV

CMS Collaboration

The production of Z bosons in pPb collisions at sqrt(s[NN]) = 5.02 TeV is studied by the CMS experiment via the electron and muon decay channels. The inclusive cross section is com…

hep-ex2015★ 53 cited

Measurement of the inclusive jet cross section in pp collisions at sqrt(s) = 2.76 TeV

CMS Collaboration

The double-differential inclusive jet cross section is measured as a function of jet transverse momentum pT and absolute rapidity y, using proton-proton collision data collected wi…

quant-ph2015★ 58 cited

Heisenberg-Weyl Observables: Bloch vectors in phase space

Ali Asadian, Paul Erker, Marcus Huber +1

We introduce a Hermitian generalization of Pauli matrices to higher dimensions which is based on Heisenberg-Weyl operators. The complete set of Heisenberg-Weyl observables allows u…

quant-ph2015★ 81 cited

Quantifying high dimensional entanglement with two mutually unbiased bases

Paul Erker, Mario Krenn, Marcus Huber

We derive a framework for quantifying entanglement in multipartite and high dimensional systems using only correlations in two unbiased bases. We furthermore develop such bounds in…

physics.plasm-ph2015★ 14 cited

Anisotropic Jüttner (relativistic Boltzmann) distribution

R. A. Treumann, W. Baumjohann

The Jüttner (covariant Boltzmann) distribution is provided for anisotropic pressure (or temperature) tensors. Its manifestly covariant form follows from its scalar property.

hep-ex2015★ 175 cited

Search for narrow resonances decaying to dijets in proton-proton collisions at sqrt(s) = 13 TeV

CMS Collaboration

A search for narrow resonances in proton-proton collisions at sqrt(s) = 13 TeV is presented. The invariant mass distribution of the two leading jets is measured with the CMS detect…

math.NA2015★ 4 cited

Dual-Primal Isogeometric Tearing and Interconnecting Solvers for large-scale systems of multipatch continuous Galerkin IgA equations

Christoph Hofer, Ulrich Langer

The dual-primal isogeometric tearing and interconnecting (IETI-DP) method is the adaption of the dual-primal finite element tearing and interconnecting (FETI-DP) method to isogeome…

quant-ph2015★ 87 cited

Quantum interference in heterogeneous superconducting-photonic circuits on a silicon chip

Carsten Schuck, Xiang Guo, Linran Fan +3

Quantum information processing holds great promise for communicating and computing data efficiently. However, scaling current photonic implementation approaches to larger system si…

astro-ph.SR2015★ 55 cited

Accuracy of atmospheric parameters of FGK dwarfs determined by spectrum fitting

T. Ryabchikova, N. Piskunov, Yu. Pakhomov +6

We performed extensive tests of the accuracy of atmospheric parameter determination for FGK stars based on the spectrum fitting procedure Spectroscopy Made Easy (SME). Our stellar…

math.OC2015★ 1 cited

Functional a posteriori error estimates for time-periodic parabolic optimal control problems

Ulrich Langer, Sergey Repin, Monika Wolfmayr

This paper is devoted to the a posteriori error analysis of multiharmonic finite element approximations to distributed optimal control problems with time-periodic state equations o…

astro-ph.EP2015★ 24 cited

Physical properties of the planetary systems WASP-45 and WASP-46 from simultaneous multi-band photometry

S. Ciceri, L. Mancini, J. Southworth +45

Accurate measurements of the physical characteristics of a large number of exoplanets are useful to strongly constrain theoretical models of planet formation and evolution, which l…

astro-ph.EP2015★ 150 cited

The Evolution of Stellar Rotation and the hydrogen atmospheres of habitable-zone Terrestrial Planets

C. P. Johnstone, M. Güdel, A. Stökl +7

Terrestrial planets formed within gaseous protoplanetary disks can accumulate significant hydrogen envelopes. The evolution of such an atmosphere due to XUV driven evaporation depe…