R. Mathieu

activity

20002024

most citedAnomalous Hall Effect and Magnetic Monopoles in Momentum-Space

1k citations · 2.9k across the 47 of their papers we have counts for

collaborators

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15 papers · 1 filter

cond-mat.str-el2015★ 84 cited

Spin-orbital liquid state assisted by singlet-triplet excitation in $J = 0$ ground state of Ba $_{3}$ ZnIr $_{2}$ O $_{9}$

Abhishek Nag, Srimanta Middey, Sayantika Bhowal +17

Strong spin-orbit coupling (SOC) effects of heavy $d$ -orbital elements have long been neglected in describing the ground states of their compounds thereby overlooking a variety of…

cond-mat.str-el2014★ 24 cited

Re-entrant superspin glass phase in La $_{0.82}$ Ca $_{0.18}$ MnO $_{3}$ ferromagnetic insulator

P. Anil Kumar, R. Mathieu, P. Nordblad +4

We report results of magnetization and ac susceptibility measurements down to very low fields on a single crystal of the perovskite manganite, La $_{0.82}$ Ca $_{0.18}$ MnO $_{3}$ . This c…

cond-mat.str-el2013★ 46 cited

Enhancement of antiferromagnetic interaction and transition temperature in M3TeO6 systems (M = Mn, Co, Ni, Cu)

R. Mathieu, S. A. Ivanov, P. Nordblad +1

Several M3 TeO6 (M = Mn, Co, Ni, Cu) oxides order antiferromagnetically at low temperatures (near or below 60 K), while displaying interesting dielectric properties at high tempera…

cond-mat.str-el2013★ 12 cited

Electronic superlattice revealed by resonant scattering from random impurities in Sr3Ru2O7

M. A. Hossain, I. Zegkinoglou, Y. -D. Chuang +16

Resonant elastic x-ray scattering (REXS) is an exquisite element-sensitive tool for the study of subtle charge, orbital, and spin superlattice orders driven by the valence electron…

cond-mat.str-el2012★ 33 cited

Mn $_{2}$ FeSbO $_{6}$ : a ferrimagnetic ilmenite and an antiferromagnetic perovskite

R. Mathieu, S. A. Ivanov, I. V. Solovyev +4

Due of its polymorphism, Mn $_{2}$ FeSbO $_{6}$ can be synthesized at high pressures and temperatures as a ferrimagnetic ilmenite or an antiferromagnetic perovskite. The structural phase…

cond-mat.str-el2012★ 16 cited

Mott versus Slater-type metal-insulator transition in Mn-substituted Sr3Ru2O7

M. A. Hossain, B. Bohnenbuck, Y. D. Chuang +15

We present a temperature-dependent x-ray absorption (XAS) and resonant elastic x-ray scattering (REXS) study of the metal-insulator transition (MIT) in Sr3(Ru1-xMnx)2O7. The XAS re…

cond-mat.str-el2011★ 28 cited

Ferrimagnetism, Antiferromagnetism and Magnetic Frustration in La $_{2 - x}$ Sr $_{x}$ CuRuO $_{6}$ (0 <= x <= 1)

P. Anil Kumar, R. Mathieu, R. Vijayaraghavan +6

We studied structural and magnetic properties of a series of insulating double perovskite compounds, La $_{2 - x}$ Sr $_{x}$ CuRuO $_{6}$ (0 $\leq$ x $\leq$ 1), representing doping via \tex…

cond-mat.str-el2011★ 26 cited

Magnetic order near 270 K in mineral and synthetic Mn $_{2}$ FeSbO $_{6}$ ilmenite

R. Mathieu, S. A. Ivanov, G. V. Bazuev +4

The structural and magnetic properties of Mn $_{2}$ FeSbO $_{6}$ single-crystalline mineral and ceramic samples synthesized under thermobaric treatment have been investigated, and compare…

cond-mat.str-el2010★ 14 cited

Influence of the $A$ cation on the low-temperature antiferromagnetism of ordered antiferroelectric $A_{2}$ CoTeO $_{6}$ perovskites

R. Mathieu, S. A. Ivanov, R. Tellgren +1

We have investigated the structural and magnetic properties of antiferroelectric $A_{2}$ CoTeO $_{6}$ perovskites with $A$ = Cd, Ca, Sr, Pb, and Ba. All compounds are antiferromagnetic a…

cond-mat.str-el2009★ 10 cited

Electronic self-organization in the single-layer manganite $P r_{1 - x} C a_{1 + x} Mn O_{4}$

F. Ye, Songxue Chi, J. A. Fernandez-Baca +7

We use neutron scattering to investigate the doping evolution of the magnetic correlations in the single-layer manganite $P r_{1 - x} C a_{1 + x} Mn O_{4}$ , away from the $x = 0.5$ …

cond-mat.str-el2009★ 1 cited

Magnetic Superstructure and Metal-Insulator Transition in Mn-Substituted Sr3Ru2O7

M. A. Hossain, B. Bohnenbuck, Y. -D. Chuang +18

We present a temperature-dependent resonant elastic soft x-ray scattering (REXS) study of the metal-insulator transition in Sr3(Ru1-xMnx)2O7, performed at both Ru and Mn L-edges. R…

cond-mat.str-el2008★ 37 cited

Crystal-field level inversion in lightly Mn-doped Sr3Ru2O7

M. A. Hossain, Z. Hu, M. W. Haverkort +17

Sr3(Ru1-xMnx)2O7, in which 4d-Ru is substituted by the more localized 3d-Mn, is studied by x-ray dichroism and spin-resolved density functional theory. We find that Mn impurities d…

cond-mat.str-el2007★ 18 cited

Effect of antiferromagnetic spin correlations on lattice distortion and charge ordering in Pr $_{0.5}$ Ca $_{1.5}$ MnO $_{4}$

Songxue Chi, F. Ye, Pengcheng Dai +7

We use neutron scattering to study the lattice and magnetic structure of the layered half-doped manganite Pr $_{0.5}$ Ca $_{1.5}$ MnO $_{4}$ . On cooling from high temperature, the system…

cond-mat.str-el2007★ 23 cited

Variation of charge/orbital ordering in layered manganites Pr1-xCa1+xMnO4 investigated by transmission electron microscopy

X. Z. Yu, R. Mathieu, T. Arima +9

Structural features of the charge/orbital ordering (CO/OO) in single-layered manganites Pr1-xCa1+xMnO4 have been investigated systematically by transmission electron microscopy. An…

cond-mat.str-el2003★ 1k cited

Anomalous Hall Effect and Magnetic Monopoles in Momentum-Space

Z. Fang, N. Nagaosa, K. S. Takahashi +7

Efforts to find the magnetic monopole in real space have been made in cosmic rays and in accelerators, but up to now there is no firm evidence for its existence due to the very hea…

Spin-orbital liquid state assisted by singlet-triplet excitation in J = 0 ground state of Ba3​ZnIr2​O9​

Re-entrant superspin glass phase in La0.82​Ca0.18​MnO3​ ferromagnetic insulator