English
Related papers

Related papers: Alter-magnetic properties in the perovskite compou…

200 papers

Electronic structure Korringa-Kohn-Rostoker calculations for the $\sigma$-phase in Fe$_{100-x}$V$_x$ were performed in compositional range of its occurance ($\sim 34 \le x \le \sim 65$). Fe and V magnetic moments and hyperfine fields were…

Strongly Correlated Electrons · Physics 2012-01-06 Jakub Cieslak , Janusz Tobola , Stanislaw M. Dubiel

We performed a first-principles study of the structural, vibrational, electronic and magnetic properties of NaMnF3 under applied isotropic pressure. We found that NaMnF3 undergoes a reconstructive phase transition at 8 GPa from the Pnma…

Materials Science · Physics 2014-09-03 A. C. Garcia-Castro , A. H. Romero , E. Bousquet

The recently discovered lithium-rich antiperovskites (Li$_2$Fe)SeO and (Li$_2$Fe)SO host lithium and iron ions on the same atomic position which octahedrally coordinates to central oxygens. In a cubic antiperovskite these sites form Kagome…

The antiferromagnetism in $\alpha$-Cu$_3$Mg(OH)$_6$Br$_2$ was studied by magnetic-susceptibility, specific-heat and neutron-diffraction measurements. The crystal structure consists of Cu$^{2+}$ kagome layers with Mg$^{2+}$ ions occupying…

Strongly Correlated Electrons · Physics 2019-10-23 Yuan Wei , Zili Feng , Clarina dela Cruz , Wei Yi , Zi Yang Meng , Jia-Wei Mei , Youguo Shi , Shiliang Li

The low-temperature properties of the so-called ''charge ordered'' state in 50% doped perovskite manganites are described from the viewpoint of the magnetic spin ordering. In these systems, the zigzag antiferromagnetic ordering, combined…

Strongly Correlated Electrons · Physics 2007-05-23 I. V. Solovyev

The electronic and magnetic properties of recently synthesized new perovskite phase of HgMnO$_3$ are studied. By means of $ab$ $initio$ DFT calculations this material was shown to be altermagnetic. We discuss features of its electronic…

Strongly Correlated Electrons · Physics 2024-10-04 Danil A. Myakotnikov , Evgenia V. Komleva , Youwen Long , Sergey V. Streltsov

The temperature dependences of magnetization, electrical transport, and thermal transport properties of antiperovskite compound SnCMn3 have been investigated systematically. A positive magnetoresistance (~11%) is observed around the…

Strongly Correlated Electrons · Physics 2015-05-13 B. S. Wang , P. Tong , Y. P. Sun , X. B. Zhu , W. H. Song , Z. R. Yang , J. M. Dai

Recently, a new class of magnetic phenomenon, called altermagnetism, was proposed where the underlying spin configuration resembles antiferromagnetic structure, but the system violates \textbf{PT} (PT: Parity times Time reversal) symmetry…

Materials Science · Physics 2024-06-25 Deepak K. Singh , Sang-Wook Cheong , Jiasen Guo

Neutron diffraction on the double perovskite Sr2YRuO6 with a quasi-face-centered cubic (FCC) lattice of Ru moments reveals planar magnetic correlations that condense into a partial long-range ordered state with coupled alternate…

Strongly Correlated Electrons · Physics 2015-06-11 E. Granado , J. W. Lynn , R. F. Jardim , M. S. Torikachvili

The discovery of novel structural and physical properties in the $A$-site ordered manganite $R$BaMn$_2$O$_6$ ($R$ = Y and rare earth elements) has demanded new comprehension about perovskite manganese oxides. In the present study, the…

Strongly Correlated Electrons · Physics 2007-05-23 T. Nakajima , Y. Ueda

New fluoropnictides BaMnPnF with Pn = As, Sb, Bi, are synthesized by stoichiometric reaction of elements with BaF\_2. The compounds crystallize in the tetragonal P4/nmm (No. 129, Z = 2) space group, with the ZrCuSiAs-type structure, as…

Strongly Correlated Electrons · Physics 2013-07-09 Bayrammurad Saparov , David J. Singh , V. Ovidiu Garlea , Athena S. Sefat

We present the magnetic structure of $\mathrm{TmMn_3O_6}$, solved via neutron powder diffraction - the first such study of any $R\mathrm{Mn_3O_6}$ A-site columnar-ordered quadruple perovskite to be reported. We demonstrate that long range…

Strongly Correlated Electrons · Physics 2019-03-27 A. M. Vibhakar , D. D. Khalyavin , P. Manuel , L. Zhang , K. Yamaura , P. G. Radaelli , A. A. Belik , R. D. Johnson

Antiperovskite nitrides with the general formula M$_3$N have attracted significant attention due to their tunable electronic and magnetic properties. Among them are many cobalt-based compounds predicted to exhibit high thermodynamic…

We explore the magnetotransport and thermoelectric (Seebeck and Nernst coefficients) properties of Mn3SnC an antiperovskite magnetic Nodal line semimetal. Mn3SnC shows paramagnetic (PM) to concurrent antiferromagnetic (AFM)/ferromagnetic…

Strongly Correlated Electrons · Physics 2024-06-21 Sunil Gangwar , Sonika , C. S. Yadav

I apply a two-step renormalization group method to the study of the competition between antiferromagnetism (AFM) and superconductivity in an anisotropic 2D Hubbard model. I show that this simple model captures the essentials of the…

Strongly Correlated Electrons · Physics 2007-06-12 S. Moukouri

Ternary iron nitrides are of considerable interest due to their diverse magnetic properties. We find, based on first principles calculations, that the relatively minor structural distortion from the cubic antiperovskite structure in…

Materials Science · Physics 2022-07-14 Mari Tsumuraya , David J. Singh

Since 2008, many new families of iron-based high temperature (high-$T_c$) superconductors have been discovered \cite{Hosono,ChenXH,FeTe,ChenXL}. Unlike all parent compounds of cuprates that share a common antiferromagnetically (AF) ordered…

Superconductivity · Physics 2012-04-05 Jiangping Hu , Bao Xu , Wuming Liu , Ningning Hao , Yupeng Wang

We use first-principles calculations based on density functional theory to investigate the interplay between oxygen vacancies, A-site cation size / tolerance factor, epitaxial strain, ferroelectricity and magnetism in the perovskite…

Materials Science · Physics 2021-03-09 Astrid Marthinsen , Carina Faber , Ulrich Aschauer , Nicola A. Spaldin , Sverre M. Selbach

We combine the results of magnetic and transport measurements with Mossbauer spectroscopy and room-temperature diffraction data to construct the magnetic phase diagram of the new family of cubic perovskite manganites SrMn_1-xFe_xO_3. We…

Materials Science · Physics 2009-11-10 S. Kolesnik , B. Dabrowski , J. Mais , D. E. Brown , R. Feng , O. Chmaissem , R. Kruk , C. W. Kimball

We revisit the antiferromagnetic structure of $\rm Tb_{14}Ag_{51}$ [P. Fischer., $et\, al$. (2005). PRB, 72 134413] with the propagation vector $[{1\over3},{1\over3},{0}] $ and parent space group $P6/m$ using both magnetic symmetry and…

Strongly Correlated Electrons · Physics 2023-01-18 V. Pomjakushin , J. M. Perez-Mato , P. Fischer , L. Keller , W. Sikora
‹ Prev 1 8 9 10 Next ›