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19922026
most citedObservation of a new particle in the search for the Standard Model Higgs boson with the ATLAS detector at the LHC

10.9k citations

Showing 2015 · cond-mat.str-elShow all

8 papers · 2 filters

cond-mat.str-el2015★ 108 cited

Kondo Breakdown and Quantum Oscillations in SmB

Onur Erten, Pouyan Ghaemi, Piers Coleman

Recent quantum oscillation experiments on SmB pose a paradox, for while the angular dependence of the oscillation frequencies suggest a 3D bulk Fermi surface, SmB remains r…

cond-mat.str-el2015★ 88 cited

Strange metal without magnetic criticality

Takahiro Tomita, Kentaro Kuga, Yoshiya Uwatoko +2

A fundamental challenge to our current understanding of metals is the frequent observation of qualitative departures from Fermi liquid behavior. The standard view attributes such n…

cond-mat.str-el2015★ 11 cited

Emergent Power-Law Phase in the 2D Heisenberg Windmill Antiferromagnet: A Computational Experiment

Bhilahari Jeevanesan, Premala Chandra, Piers Coleman +1

In an extensive computational experiment, we test Polyakov's conjecture that under certain circumstances an isotropic Heisenberg model can develop algebraic spin correlations. We d…

cond-mat.str-el2015★ 96 cited

Vacancy defects and monopole dynamics in oxygen-deficient pyrochlores

G. Sala, M. J. Gutmann, D. Prabhakaran +6

The idea of magnetic monopoles in spin ice has enjoyed much success at intermediate temperatures, but at low temperatures a description in terms of monopole dynamics alone is insuf…

cond-mat.str-el2015★ 3 cited

Divacancy superstructures in thermoelectric calcium-doped sodium cobaltate

D. G. Porter, M. Roger, M. J. Gutmann +5

We have grown single crystals of NaCaCoO and determined their superstructures as a function of composition using neutron and x-ray diffraction. Inclusion of Ca s…

cond-mat.str-el2015★ 14 cited

Jahn-Teller versus quantum effects in the spin-orbital material LuVO3

M. Skoulatos, S. Toth, B. Roessli +17

We report on combined neutron and resonant x-ray scattering results, identifying the nature of the spin-orbital ground state and magnetic excitations in LuVO3 as driven by the orbi…

cond-mat.str-el2015★ 27 cited

Hastatic Order in URu2Si2 : Hybridization with a Twist

Premala Chandra, Piers Coleman, Rebecca Flint

The broken symmetry that develops below 17.5K in the heavy fermion compound URu2Si2 has long eluded identification. Here we argue that the recent observation of Ising quasiparticle…

cond-mat.str-el2015★ 117 cited

Kondo Breakdown in Topological Kondo Insulators

Victor Alexandrov, Piers Coleman, Onur Erten

Motivated by the observation of light surface states in SmB6, we examine the effects of surface Kondo breakdown in topological Kondo insulators. We present both numerical and analy…