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Related papers: Antiferromagnetic ground state in the MnGa$_4$ int…

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The crystal structure and magnetic correlations in triangular antiferromagnet FeGa$_2$S$_4$ are studied by x-ray diffraction, magnetic susceptibility, neutron diffraction and neutron inelastic scattering. We report significant mixing at the…

We have investigated from first-principles an electronic structure and magnetism in MnB4 compound with experimentally observed orthorhombic C12/m1 structure. It is found that Mn tetra-borides (MnB4) is found to have metallic ground state…

Materials Science · Physics 2013-11-22 S. Khmelevskyi , J. Redinger , A. B. Shick , P. Mohn

Neutron diffraction has been used to study the magnetic order in RuSr{2}GdCu2O8. The Ru moments order antiferromagnetically at T{N}=136(2)K, coincident with the previously reported onset of ferromagnetism. Neighboring spins are antiparallel…

Superconductivity · Physics 2009-10-31 J. W. Lynn , B. Keimer , C. Ulrich , C. Bernhard , J. L. Tallon

We experimentally study magnetization reversal curves for MnTe single crystals, which is the altermagnetic candidate. Above 85~K temperature, we confirm the antiferromagnetic behavior of magnetization $M$, which is known for $\alpha$--MnTe.…

Mesoscale and Nanoscale Physics · Physics 2024-10-17 N. N. Orlova , A. A. Avakyants , A. V. Timonina , N. N. Kolesnikov , E. V. Deviatov

Influence of disorder, antisite defects, martensite transition and compositional variation on the magnetic properties and electronic structure of Mn$_2$NiGa and Mn$_{1+x}$Ni$_{2-x}$Ga magnetic shape memory alloys have been studied by using…

Materials Science · Physics 2015-06-17 Sunil Wilfred D'Souza , Tufan Roy , Sudipta Roy Barman , Aparna Chakrabarti

The magnetic structure of the intermetallic antiferromagnet Sm2IrIn8 was determined using x-ray resonant magnetic scattering (XRMS). Below TN = 14.2, Sm2IrIn8 has a commensurate antiferromagnetic structure with a propagation vector…

Strongly Correlated Electrons · Physics 2007-05-23 C. Adriano , R. Lora-Serrano , C. Giles , F. de Bergevin , J. C. Lang , G. Srajer , C. Mazzoli , L. Paolasini , P. G. Pagliuso

The compound FeMnP$_{0.50}$Si$_{0.50}$ has been studied by magnetic measurements, M\"ossbauer spectroscopy and electronic structure and total energy calculations. An unexpected high magnetic hyperfine field for Fe atoms located at the…

Motivated by possible spintronics applications in antiferromagnets, it was recently observed that symmetry admits magnets that combine attractive features of both ferromagnets and antiferromagnets. These systems, dubbed altermagnets, have…

Single crystals of the title compounds were grown out of an AgGe-rich ternary solution. Powder x-ray diffraction data confirmed the hexagonal AlNiZr-type structure ($P\bar{6}2m$ space group), an ordered variant of the Fe$_2$P structure…

Strongly Correlated Electrons · Physics 2015-06-24 E. Morosan , S. L. Bud'ko , P. C. Canfield , M. S. Torikachvili , A. H. Lacerda

Type-II multiferroics, in which the magnetic order breaks inversion symmetry, are appealing for both fundamental and applied research due their intrinsic coupling between magnetic and electrical orders. Using first-principles calculations…

Materials Science · Physics 2023-11-20 Urmimala Dey , Mark S. Senn , Nicholas C. Bristowe

The experimental results of 252 magnetic rotational bands reported in 123 nuclei and 38 antimagnetic rotational bands reported in 27 nuclei are collected and listed in the present work, including energy, spin, parity, magnetic dipole…

Nuclear Experiment · Physics 2023-03-27 J. X. Teng , K. Y. Ma

The AFMR spectra of the NdFe$_3$(BO$_3$)$_4$ crystal are measured in a wide range of frequencies and temperatures. It is found that by the type of magnetic anisotropy the compound is an "easy-plane" antiferromagnet with a weak anisotropy in…

MnBi$_4$Te$_{7}$ and MnBi$_6$Te$_{10}$ are two members with n=2 and 3 in the family of MnBi$_{2n}$Te$_{3n+1}$ where the n=1 member, MnBi$_2$Te$_{4}$, has been intensively investigated as the first intrinsic antiferromagnetic topological…

Materials Science · Physics 2020-05-20 J. -Q. Yan , Y. H. Liu , D. Parker , Y. Wu , A. A. Aczel , M. Matsuda , M. A. McGuire , B. C. Sales

Cu-doped type-I germanium clathrate can exhibit dilute magnetism, including ferromagnetism, antiferromagnetism, and metamagnetic transitions up to 90 K. 63Cu NMR measurements confirm that these transitions are due to a dilute composition of…

Materials Science · Physics 2007-05-23 Yang Li , Weiping Gou , Ji Chi , Joseph H. Ross

We studied the structural and magnetic properties of the solid solution Fe$_{1-x}$Ni$_{x}$B through theoretical and experimental approaches. Powder X-ray diffraction, X-ray Pair Distribution Function analysis, and energy dispersive X-ray…

The body-centered-tetragonal antiferromagnet EuGa$_4$ was recently identified as a Weyl nodal-line semimetal that exhibits the topological Hall effect below its reported antiferromagnetic (AFM) ordering temperature $T_{\rm N}= 15$-16.5 K…

Strongly Correlated Electrons · Physics 2023-02-08 Santanu Pakhira , D. C. Johnston

Electronic structure and magnetic properties of Fe$_3$Se$_4$ are calculated using the density functional approach. Due to the metallic properties, magnetic moments of the iron atoms in two nonequivalent positions in the unit cell are…

Materials Science · Physics 2022-07-05 L. V. Begunovich , M. M. Korshunov , S. G. Ovchinnikov

Single crystal of the binary equi-atomic compound GdBi crystallizing in the rock salt type cubic crystal structure with the space group $Fm\bar{3}m$ has been grown by flux method. The electrical and magnetic measurements have been performed…

Strongly Correlated Electrons · Physics 2021-11-30 Gourav Dwari , Souvik Sasmal , Bishal Maity , Vikas Saini , Ruta Kulkarni , Arumugam Thamizhavel

The magnetic properties of single crystalline EuPtGe$_3$, crystallizing in the non-centrosymmetric BaNiSn$_3$-type crystal structure, have been studied by means of magnetisation, electrical resistivity, heat capacity and $^{151}$Eu…

Strongly Correlated Electrons · Physics 2011-12-22 Neeraj Kumar , Pranab Kumar Das , Ruta Kulkarni , A. Thamizhavel , S. K. Dhar , P. Bonville

Density-functional calculations are carried out to investigate incommensurate magnetic structures and ferroelectric polarization in newly discovered multiferroic material MnI$_2$. The exchange interactions among local moments on Mn are…

Strongly Correlated Electrons · Physics 2013-05-30 Xianxin Wu , Yingxiang Cai , Qing Xie , Hongming Weng , Heng Fan , Jiangping Hu