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20022026
most citedVan der Waals density functionals applied to solids

4.6k citations

Showing 2012Show all

49 papers · 1 filter

cond-mat.str-el2012★ 117 cited

Robustness of basal-plane antiferromagnetic order and the state in single-layer iridate spin-orbit Mott insulators

S. Boseggia, R. Springell, H. C. Walker +6

The magnetic structure and electronic groundstate of the layered perovskite Ba2IrO4 have been investigated using x-ray resonant magnetic scattering (XRMS). Our results are compared…

cond-mat.mtrl-sci2012★ 95 cited

Quantum simulation of low-temperature metallic liquid hydrogen

Ji Chen, Xin-Zheng Li, Qianfan Zhang +5

Experiments and computer simulations have shown that the melt-ing temperature of solid hydrogen drops with pressure above about 65 GPa, suggesting that a liquid state might exist a…

cond-mat.mtrl-sci2012★ 22 cited

Crystal structure and epitaxy of Bi2Te3 films grown on Si

Jihwey Park, Yeong-Ah Soh, G. Aeppli +5

We report comprehensive x-ray diffraction studies of the crystal structure and epitaxy of thin films of the topological insulator Bi2Te3 grown on Si (1 1 1). The films are single c…

cond-mat.mes-hall2012★ 136 cited

Clock-controlled emission of single-electron wavepackets in a solid-state circuit

J. D. Fletcher, M. Kataoka, H. Howe +8

We demonstrate the transmission of single electron wavepackets from a clock-controlled source through an empty high-energy edge channel. The quantum dot source is loaded with singl…

cond-mat.str-el2012★ 92 cited

High-energy magnetic excitations in BiSrCaCuO: Towards a unified description of the electronic and magnetic degrees of freedom in the cuprates

M. P. M. Dean, A. J. A. James, R. S. Springell +10

We investigate the high-energy magnetic excitation spectrum of the high- cuprate superconductor BiSrCaCuO (Bi-2212) using Cu edge resonant inelastic…

cond-mat.mtrl-sci2012★ 103 cited

The nature of high-energy radiation damage in iron: Modeling results

Eva Zarkadoula, Martin T. Dove, Szymon L. Daraszewicz +5

Understanding and predicting a material's performance in response to high-energy radiation damage, as well as designing future materials to be used in intense radiation environment…

cond-mat.mtrl-sci2012★ 174 cited

Transport properties for liquid silicon-oxygen-iron mixtures at Earth's core conditions

Monica Pozzo, Chris Davies, David Gubbins +1

We report on the thermal and electrical conductivities of two liquid silicon-oxygen-iron mixtures (FeSiO and FeSiO), represent…

physics.ins-det2012★ 13 cited

Enhanced quality factors and force sensitivity by attaching magnetic beads to cantilevers for atomic force microscopy in liquid

Sebastian Hoof, Nitya Nand Gosvami, Bart W. Hoogenboom

Dynamic-mode atomic force microscopy (AFM) in liquid remains complicated due to the strong viscous damping of the cantilever resonance. Here we show that a high-quality resonance (…

cond-mat.dis-nn2012★ 11 cited

Magnetocapacitance without magnetism

Meera M. Parish

A substantial magnetodielectric effect is often an indication of coupled magnetic and elastic order, such as is found in the multiferroics. However, it has recently been shown that…

cond-mat.stat-mech2012★ 7 cited

Symmetries of cyclic work distributions for an isolated harmonic oscillator

Ian J. Ford, David S. Minor, Simon J. Binnie

We have calculated the distribution of work done on a 1-d harmonic oscillator that is initially in canonical equilibrium at temperature , then thermally isolated and driven…

cond-mat.str-el2012★ 19 cited

Ground state in a half-doped manganite distinguished by neutron spectroscopy

G. E. Johnstone, T. G. Perring, O. Sikora +2

We have measured the spin-wave spectrum of the half-doped bilayer manganite Pr(Ca,Sr)2Mn2O7 in its spin, charge, and orbital ordered phase. The measurements, which extend throughou…

cond-mat.other2012★ 74 cited

Brownian Motion and Quantum Dynamics of Magnetic Monopoles in Spin Ice

L. Bovo, J. A. Bloxsom, D. Prabhakaran +2

Spin ice illustrates many unusual magnetic properties, including zero point entropy, emergent monopoles and a quasi liquid-gas transition. To reveal the quantum spin dynamics that…

cond-mat.mes-hall2012★ 57 cited

Fano resonance resulting from a tunable interaction between molecular vibrational modes and a double-continuum of a plasmonic metamolecule

E. J. Osley, C. G. Biris, P. G. Thompson +3

Coupling between tuneable broadband modes of an array of plasmonic metamolecules and a vibrational mode of carbonyl bond of poly(methyl methacrylate) is shown experimentally to pro…

cond-mat.mtrl-sci2012★ 286 cited

Benzene Adsorbed on Metals: Concerted Effect of Covalency and van der Waals Bonding

Wei Liu, Javier Carrasco, Biswajit Santra +3

The adsorption of aromatic molecules on metal surfaces plays a key role in condensed matter physics and functional materials. Depending on the strength of the interaction between t…

cond-mat.supr-con2012★ 7 cited

Modelling the electronic structure and magnetic properties of LiFeAs and FeSe using hybrid-exchange density functional theory

Wei Wu

The electronic structure and magnetic properties of LiFeAs and FeSe have been studied using hybrid exchange density functional theory. The total energies for a unit cell in LiFeAs…

cond-mat.mes-hall2012★ 10 cited

Analysis of the Kondo effect in ferromagnetic atomic-sized contacts

M. Reyes Calvo, David Jacob, Carlos Untiedt

Atomic contacts made of ferromagnetic metals present zero-bias anomalies in the differential conductance due to the Kondo effect. These systems provide a unique opportunity to perf…

cond-mat.supr-con2012★ 120 cited

Optimum inhomogeneity of local lattice distortions in La2CuO4+y

Nicola Poccia, Alessandro Ricci, Gaetano Campi +9

Electronic functionalities in materials from silicon to transition metal oxides are to a large extent controlled by defects and their relative arrangement. Outstanding examples are…

hep-ph2012★ 42 cited

Colorful boojums at the interface of a color superconductor

Mattia Cipriani, Walter Vinci, Muneto Nitta

We study junctions of vortices, or boojums, at the interface between color and hadronic superconducting/superfluid phases. This type of interface could be present in the interior o…

cond-mat.str-el2012★ 135 cited

Spin excitations in a single LaCuO layer

M. P. M. Dean, R. S. Springell, C. Monney +9

The dynamics of S=1/2 quantum spins on a 2D square lattice lie at the heart of the mystery of the cuprates \cite{Hayden2004,Vignolle2007,Li2010,LeTacon2011,Coldea2001,Headings2010,…

cond-mat.quant-gas2012★ 16 cited

Density-wave phases of dipolar fermions in a bilayer

F. M. Marchetti, M. M. Parish

We investigate the phase diagram of dipolar fermions with aligned dipole moments in a two-dimensional (2D) bilayer. Using a version of the Singwi-Tosi-Land-Sjolander scheme recentl…

nlin.PS2012★ 368 cited

Ice structures, patterns, and processes: A view across the ice-fields

Thorsten Bartels-Rausch, Vance Bergeron, Julyan H. E. Cartwright +14

We look ahead from the frontiers of research on ice dynamics in its broadest sense; on the structures of ice, the patterns or morphologies it may assume, and the physical and chemi…

cond-mat.mtrl-sci2012★ 34 cited

Decoherence mechanisms of 209Bi donor electron spins in isotopically pure 28Si

Gary Wolfowicz, Stephanie Simmons, Alexei M. Tyryshkin +8

Bismuth (209Bi) is the deepest Group V donor in silicon and possesses the most extreme characteristics such as a 9/2 nuclear spin and a 1.5 GHz hyperfine coupling. These lead to se…

cond-mat.str-el2012★ 27 cited

The J_{eff}=1/2 insulator Sr3Ir2O7 studied by means of angle-resolved photoemission spectroscopy

B. M. Wojek, M. H. Berntsen, S. Boseggia +6

The low-energy electronic structure of the J_{eff}=1/2 spin-orbit insulator Sr3Ir2O7 has been studied by means of angle-resolved photoemission spectroscopy. A comparison of the res…

cond-mat.quant-gas2012★ 43 cited

Bound states in a quasi-two-dimensional Fermi gas

Jesper Levinsen, Meera M. Parish

We consider the problem of N identical fermions of mass M and one distinguishable particle of mass m interacting via short-range interactions in a confined quasi-two-dimensional (q…