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The magnetic behavior of the compound, Gd3Ru4Al12, which has been reported to crystallize in a hexagonal structure about two decades ago, had not been investigated in the past literature despite interesting structural features (that is,…

Strongly Correlated Electrons · Physics 2016-06-22 Venkatesh Chandragiri , Kartik K Iyer , E. V. Sampathkumaran

We examine electronic states of antiferromagnetic phase in iron pnictides by mean-field calculations of the optical conductivity. We find that a five-band model exhibiting a small magnetic moment, inconsistent with the first-principles…

Superconductivity · Physics 2009-12-14 E. Kaneshita , T. Morinari , T. Tohyama

We have reinvestigated the magnetic properties of the classical metallic helimagnet MnP by magnetization and neutron scattering experiments. Our neutron scattering results indicate that the previously reported magnetic structure in the…

The temperature dependence of the interlayer electrical and thermal resistivity in a layered metal are calculated for Fermi liquid quasiparticles which are scattered inelastically by two-dimensional antiferromagnetic spin fluctuations. Both…

Strongly Correlated Electrons · Physics 2009-01-28 M. F. Smith , Ross H. McKenzie

Interfacing complex oxides in atomically engineered layered structures can give rise to a wealth of exceptional electronic and magnetic properties that surpass those of the individual building blocks. Herein, we demonstrate a ferromagnetic…

Ferrimagnetic spinel materials of formula AB2X4, where A and B are transition metals and X is oxygen or sulphur, hold promise for the realization of multiferroic characteristics. In this work, we report synthesis of spinel CoMn2O4 and…

Materials Science · Physics 2026-04-07 P. Kumar , P. Das , B. K. Kuanr , S. Patnaik

We investigate magnetic properties of a frustrated Heisenberg antiferromagnet with a face-centered cubic (FCC) lattice and exchange interactions between the nearest- and next-nearest neighbours, J1 and J2. In a collinear phase with the wave…

Strongly Correlated Electrons · Physics 2013-04-15 A. N. Ignatenko , A. A. Katanin , V. Yu. Irkhin

To tune the magnetic properties of hexagonal ferrites, a family of magnetoelectric multiferroic materials, by atomic-scale structural engineering, we studied the effect of structural distortion on the magnetic ordering temperature (TN).…

The effect of sintering temperatures (Ts) on the structural and magnetic properties of Ni0.6Zn0.4Fe2O4 (NZFO) ferrites synthesized by conventional double sintering method has been reported. The samples are sintered at 1200, 1250 and 1300…

Materials Science · Physics 2016-04-13 M. A. Ali , M. N. I. Khan , F. -U. -Z. Chowdhury , D. K. Saha , S. M. Hoque , S. I. Liba , S. Akhter , M. M. Uddin

The N\'eel temperature, $T_{\rm N}$, of quasi-one- and quasi-two-dimensional antiferromagnetic Heisenberg models on a cubic lattice is calculated by Monte Carlo simulations as a function of inter-chain (inter-layer) to intra-chain…

Strongly Correlated Electrons · Physics 2009-11-10 C. Yasuda , S. Todo , K. Hukushima , F. Alet , M. Keller , M. Troyer , H. Takayama

The spin-wave excitation spectrum, the magnetization, and the N\'{e}el temperature for the quasi-two-dimensional spin-1/2 antiferromagnetic Heisenberg model with compass-model interaction in the plane proposed for iridates are calculated in…

Strongly Correlated Electrons · Physics 2015-06-23 A. A. Vladimirov , D. Ihle , N. M. Plakida

The Mn-Bi-Te family displaying magnetism and non-trivial topological properties has received extensive attention. Here, we predict that the antiferromagnetic structure of Mn$_{3}$Bi$_{2}$Te$_{6}$ with three MnTe layers is energetically…

Strongly Correlated Electrons · Physics 2023-04-11 Wen-Feng Wu , Han-Yu Wang , Wei-Hua Wang , Da-Yong Liu , Xiang-Long Yu , Zhi Zeng , Liang-Jian Zou

The low-temperature magnetic structure of NdFeAsO has been revisited using neutron powder diffraction and symmetry analysis using the Sarah representational analysis program. Four magnetic models with one magnetic variable for each of the…

Superconductivity · Physics 2012-06-08 A. Marcinkova , T. C. Hansen , J. W. G. Bos

We present nuclear magnetic resonance (NMR), neutron diffraction, magnetization, and transport measurements on a single crystal and powder of CeVGe$_3$. This material exhibits heavy fermion behavior at low temperature, accompanied by…

Strongly Correlated Electrons · Physics 2024-04-29 C. Chaffey , H. C. Wu , Hanshang Jin , P. Sherpa , Peter Klavins , M. Avdeev , S. Aji , R. Shimodate , K. Nawa , T. J. Sato , V. Taufour , N. J. Curro

NMR, muSR, magnetization and specific heat measurements in Li(2)VOSiO(4) powders and single crystals are reported. Specific heat and magnetization measurements evidence that Li(2)VOSiO(4) is a frustrated two-dimensional S=1/2 Heisenberg…

Strongly Correlated Electrons · Physics 2009-11-07 R. Melzi , S. Aldrovandi , F. Tedoldi , P. Carretta , P. Millet , F. Mila

We report studies of the magnetic properties of a staggered stacked triangular lattice Ba$_2$MnTeO$_6$ using magnetic susceptibility, specific heat, neutron powder diffraction and inelastic neutron scattering measurements, as well as first…

Magnetization, heat capacity, electrical resistivity, thermoelectric power, and Hall effect have been investigated on single-crystalline Ce_2PdSi_3. This compound is shown to order antiferromagnetically below N'eel temperature (T_N) \~3 K.…

Strongly Correlated Electrons · Physics 2009-10-31 S. R. Saha , H. Sugawara , T. D. Matsuda , Y. Aoki , H. Sato , E. V. Sampathkumaran

We have studied the thermal, magnetic, and electrical properties of the ternary intermetallic system CeNiGe$_{3}$ by means of specific heat, magnetization, and resistivity measurements. The specific heat data, together with the anisotropic…

Strongly Correlated Electrons · Physics 2015-05-19 E. D. Mun , S. L. Bud'ko , A. Kreyssig , P. C. Canfield

The chiral helimagnet Cr1/3NbS2 has been investigated by magnetic, transport and thermal properties measurements on single crystals and by first principles electronic structure calculations. From the measured field and temperature…

Strongly Correlated Electrons · Physics 2015-03-25 N. J. Ghimire , M. A. McGuire , D. S. Parker , B. Sipos , S. Tang , J. -Q. Yan , B. C. Sales , D. Mandrus

(NH$_4$)$_2$[FeCl$_5$(H$_2$O)], a member of the family of antiferromagnetic $A_2$[Fe$X_5$(H$_2$O)] compounds ($X$ = halide ion, $A$ = alkali metal or ammonium ion) is classified as a new multiferroic material. We report the onset of…

Strongly Correlated Electrons · Physics 2015-06-16 M. Ackermann , D. Brüning , T. Lorenz , P. Becker , L. Bohatý
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