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Related papers: Anomalous Nernst effect in La0.5Ca0.5Coo3

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The Pr$_{0.50}$Sr$_{0.5}$0CoO$_3$ perovskite exhibits unique magnetostructural properties among the rest of ferromagnetic/metallic Ln$_{0.50}$Sr$_{0.50}$CoO$_3$ compounds. The sudden orthorhombic-tetragonal (Imma $\to$ I4/mcm) structural…

By combining dielectric, specific heat, and magnetization measurements and high-resolution neutron powder diffraction, we have investigated the thermodynamic and magnetic/structural properties of the metastable orthorhombic perovskite…

Strongly Correlated Electrons · Physics 2007-08-02 F. Ye , B. Lorenz , Q. Huang , Y. Q. Wang , Y. Y. Sun , C. W. Chu , J. A. Fernandez-Baca , Pengcheng Dai , H. A. Mook

A new perovskite KOsO3 has been stabilized under high-pressure and high temperature conditions. It is cubic at 500 K (Pm-3m) and undergoes subsequent phase transitions to tetragonal at 320 K (P4/mmm) and rhombohedral (R-3m) at 230 K as…

The oxygen-deficient perovskite cobaltite SrCo1-xNbxO3-d was synthesized by direct solid-state reaction and its magnetotransport properties were investigated. This cobaltite exhibits an unusual ferromagnetic behavior with a transition…

Strongly Correlated Electrons · Physics 2009-11-11 T. Motohashi , V. Caignaert , V. Pralong , M. Hervieu , A. Maignan , B. Raveau

The external field control of antiferromagnetism is a significant subject both for basic science and technological applications. As a useful macroscopic response to detect magnetic states, the anomalous Hall effect (AHE) is known for…

Strongly Correlated Electrons · Physics 2016-07-05 Naoki Kiyohara , Takahiro Tomita , Satoru Nakatsuji

We report the first Nernst effect measurement on the new iron-based superconductor LaO$_{1-x}$F$_{x}$FeAs $(x=0.1)$. In the normal state, the Nernst signal is negative and very small. Below $T_{c}$ a large positive peak caused by vortex…

Superconductivity · Physics 2008-06-25 Z. W. Zhu , Z. A. Xu , X. Lin , G. H. Cao , C. M. Feng , G. F. Chen , Z. Li , J. L. Luo , N. L. Wang

We report the synthesis, structure, and magnetic and transport properties of a new ternary intermetallic compound PrRhSn3 which crystallizes in LaRuSn3-type cubic structure (space group Pm-3n). At low applied fields the dc magnetic…

Strongly Correlated Electrons · Physics 2014-07-22 V. K. Anand , D. T. Adroja , A. D. Hillier

We present the low temperature magnetic properties in Ni1.5Fe1.5O4 ferrite as the function of pH at which the material was prepared by chemical route and post annealing temperature. The material is a ferri or ferromagnet, but showed…

Materials Science · Physics 2018-05-09 R. N. Bhowmik , K. S. Aneeshkumar

A dielectric anomaly has been found near the incommensurate to commensurate antiferromagnetic phase transition (TN2=230 K) in YBaCuFeO5 ceramics, a compound which crystallizes in an ordered perovskite structure. The existence of electric…

Materials Science · Physics 2009-03-13 B. Kundys , A. Maignan , Ch. Simon

ABO3 perovskite multiferroic La0.5Bi0.5Mn0.5Fe0.5O3.09 where the B-site cations is responsible for the magnetic properties and the A-site cation with lone pair electron is responsible for the ferroelectric properties was synthesized at…

Materials Science · Physics 2008-08-25 Asish K. Kundu , R. Ranjith , V. Pralong , N. Nguyen , B. Kundys , V. Caignaert , W. Prellier , B. Raveau

Spinel chromites ACr$_2$O$_4$ with inherent magnetic geometrical frustration usually exhibit a noncollinear ferrimagnetic ground state when A are magnetic ions, with possibly crystallite-size dependent intriguing magnetic features. Here, we…

Materials Science · Physics 2023-05-30 Mohamed A. Kassem , Abdulaziz Abu El-Fadl , Ahmed M. Nashaat , Hiroyuki Nakamura

We report a measurement for the anomalous Nernst effects induced by a temperature gradient in [CoSiB/Pt] multilayer films with perpendicular magnetic anisotropy. The Nernst voltage shows a characteristic hysteresis which reflects the…

Materials Science · Physics 2013-10-01 O. Kelekci , H. N. Lee , T. W. Kim , H. Noh

Investigation of transport and magnetic properties of MnTe at low temperatures sInvestigation of transport and magnetic properties of MnTe at low temperatures showed anomalies like negative coefficient of resistance below 100K and a sharp…

Materials Science · Physics 2009-11-10 J. B. C. Efrem D'Sa , P. A. Bhobe , K. R. Priolkar , A. Das , S. K. Paranjpe , R. B. Prabhu , P. R. Sarode

LaCrGe$_3$ is an itinerant, metallic ferromagnet with a Curie temperature ($T_C$) of $\sim$ 86 K. Whereas LaCrGe$_3$ has been studied extensively as a function of pressure as an example of avoided ferromagnetic quantum criticality,…

Strongly Correlated Electrons · Physics 2023-05-10 M. Xu , S. L. Bud'ko , R. Prozorov , P. C. Canfield

We report multiferroic behavior in double perovskite Y2CoMnO6 with ferroelectric transition temperature Tc = 80K. The origin of ferroelectricity is associated with magnetic ordering of Co2+ and Mn4+ moments in a up-up-down-down arrangement.…

Materials Science · Physics 2015-06-15 G. Sharma , J. Saha , S. Patnaik

We report a comprehensive study of single crystals of the noncentrosymmetric rare-earth compound EuPtSi$_{3}$ grown by the optical floating-zone technique. Measurements of the magnetization, ac susceptibility, and specific heat consistently…

Strongly Correlated Electrons · Physics 2022-03-24 A. Bauer , A. Senyshyn , R. Bozhanova , W. Simeth , C. Franz , S. Gottlieb-Schönmeyer , M. Meven , T. E. Schrader , C. Pfleiderer

This paper reports effect of thermally induced disorder on the magnetic properties of LaSrCoRuO6 double perovskite. While the ordered sample is antiferromagnetic, the disordered sample exhibits negative values of magnetization measured in…

Strongly Correlated Electrons · Physics 2010-08-10 P. S. R. Murthy , K. R. Priolkar , P. A. Bhobe , A. Das , P. R. Sarode , A. K. Nigam

Anomalous Nernst effect, as a thermal partner of anomalous Hall effect, is particularly sensitive to the Berry curvature anomaly near the Fermi level, and has been used to probe the topological nature of quantum materials. In this work, we…

Materials Science · Physics 2025-03-17 Haiyang Yang , Qi Wang , Junwu Huang , Zhouliang Wang , Keqi Xia , Chao Cao , Mingliang Tian , Zhuan Xu , Jianhui Dai , Yuke Li

We report on the study of magnetic properties of the La1.5Ca0.5CoIrO6 double perovskite. Via ac magnetic susceptibility we have observed evidence of weak ferromagnetism and reentrant spin glass behavior on an antiferromagnetic matrix.…

The anomalous Hall effect (AHE), a Hall signal occurring without an external magnetic field, is one of the most significant phenomena. However, understanding the AHE mechanism has been challenging and largely restricted to ferromagnetic…

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