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Related papers: Anomalous magnetization behavior in Ce(Fe,Si)2

200 papers

FeSe, despite being the structurally simplest compound in the family of iron-based superconductors, shows an astoundingly rich interplay of physical phenomena including nematicity and pressure-induced magnetism. Here, we present a…

We report the magnetic, thermodynamic, and transport properties of a heavy fermion compound CeNiGe2. This compound undergoes two antiferromagnetic transitions around 4.1 and 3 K. It is observed in heat capacity that as magnetic field is…

Strongly Correlated Electrons · Physics 2017-12-19 Karan Singh , K. Mukherjee

The magnetization process of single crystals of the metallic kagom\'e ferromagnet Co3Sn2S2 was carefully measured via magnetization and AC susceptibility. Field-dependent anomalous transitions in the magnetization indicate a low-field…

Materials Science · Physics 2017-08-02 Mohamed A. Kassem , Yoshikazu Tabata , Takeshi Waki , Hiroyuki Nakamura

CeB(6) is a model compound exhibiting antiferroquadrupolar (AFQ) order, its magnetic properties being typically interpreted within localized models. More recently, the observation of strong and sharp magnetic exciton modes forming in its…

Strongly Correlated Electrons · Physics 2015-07-10 G. Friemel , H. Jang , A. Schneidewind , A. Ivanov , A. V. Dukhnenko , N. Y. Shitsevalova , V. B. Filipov , B. Keimer , D. S. Inosov

Kinetics of polymorphous "gamma"-"alfa" transformation in Fe is studied numerically within a model taking into account both lattice and magnetic degrees of freedom, based on first-principle calculations of the total energy for different…

Materials Science · Physics 2013-03-21 I. K. Razumov , Yu. N. Gornostyrev , M. I. Katsnelson

Magnetic topological semimetals, the latest member of topological quantum materials, are attracting extensive attention as they may lead to topologically-driven spintronics. Currently, magnetotransport investigations on these materials are…

We address the possibility of non-magnetic doping induced magnetism, in Li doped SnO2 nano-particles. The compounds have been prepared by solid state route at equilibrium and were found to be crystallized in single rutile phase. The…

Materials Science · Physics 2013-02-21 S. K. Srivastava , P. Lejay , A. Hadj-Azzem , G. Bouzerar

CeCoSi is an intermetallic antiferromagnet with a very unusual temperature-pressure phase diagram: at ambient pressure it orders below $T_{\mathrm{N}} = 8.8$ K, while application of hydrostatic pressure induces a new magnetically ordered…

Strongly Correlated Electrons · Physics 2020-07-01 S. E. Nikitin , D. G. Franco , J. Kwon , R. Bewley , A. Podlesnyak , A. Hoser , M. M. Koza , C. Geibel , O. Stockert

We investigate the effects of Fe and Co substitutions on the phase stability of the martensitic phase, mechanical, electronic and magnetic properties of magnetic shape memory system Mn$_{2}$NiGa by first-principles Density functional…

Materials Science · Physics 2017-11-15 Ashis Kundu , Sheuly Ghosh , Subhradip Ghosh

The influence of hydrostatic pressure and ab-plane strain on the magnetic structure of FeTe is investigated from first principles. The results of calculations reveal a phase transition from antiferromagnetic double-stripe ordering at…

Superconductivity · Physics 2014-02-11 A. Ciechan , M. J. Winiarski , M. Samsel-Czekała

In this study, we investigate the magnetoelectric (ME) effect of the newly discovered antiferromagnetic (AFM) compound Ce$_{3}$TiBi$_{5}$ with a hexagonal structure (space group $P6_{3}$/$mcm$). In this system, Ce ions form zig-zag chains…

The resistivity, magnetoresistance, and magnetic susceptibility are measured in single crystals of FeTe0.65Se0.35 with Cu, Ni, and Co substitutions for Fe. The crystals are grown by Bridgman's method. The resistivity measurements show that…

Superconductivity · Physics 2023-07-19 V. L. Bezusyy , D. J. Gawryluk , M. Berkowski , M. Z. Cieplak

We present here some newer characteristics pertaining to paramagnetic Meissner effect like response in a single crystal of the low Tc superconducting compound 2H-NbSe2 via a detailed study of effects of perturbation on the field-cooled…

Superconductivity · Physics 2015-02-24 Santosh Kumar , C. V. Tomy , G. Balakrishnan , D. McK Paul , A. K. Grover

In order to unravel a role of doping in the iron-based superconductors, we investigated the in-plane resistivity for BaFe$_2$As$_2$ doped at either of the three different lattice sites, Ba(Fe$_{1-x}$Co$_x$)$_2$As$_2$,…

We present results of dc magnetization and magnetic relaxation study showing the kinetic arrest of a first order ferromagnetic to antiferromagnetic transition in Ce(Fe$_{0.96}$Ru$_{0.04}$)$_2$. This leads to the formation of a non-ergodic…

Materials Science · Physics 2009-11-11 M. K. Chattopadhyay , S. B. Roy , P. Chaddah

The ground state magnetic behaviour of Ce2(Pd0.8Ag0.2)2In and Ce2(Pd0.5Ag0.5)2In, found in the ferromagnetic branch of Ce2Pd2In, has been investigated by neutron powder diffraction at low temperature. Ce2(Pd0.8Ag0.2)2In is characterized by…

Strongly Correlated Electrons · Physics 2018-06-11 A. Martinelli , M. Giovannini , J. G. Sereni , C. Ritter

The structural, electronic and magnetic properties of the Kondo-lattice system CeRuSi2 are experimentally investigated and analyzed in the series of other ternary cerium compounds. This system is shown to be an excellent model system…

Strongly Correlated Electrons · Physics 2015-03-20 V. N. Nikiforov , M. Baran , A. Jedrzejczak , V. Yu. Irkhin

The unusual electronic and magnetic properties of the systems Ce$_3$Pd$_{20}$T$_6$ (T = Ge, Si) with two non-equivalent Ce positions are discussed. The logarithmic growth of resistance for both the systems confirms the presence of the Kondo…

Strongly Correlated Electrons · Physics 2015-04-27 V. N. Nikiforov , Yu. A. Koksharov , A. V. Gribanov , M. Baran , V. Yu. Irkhin

The magnetization dynamics of a synthetic antiferromagnet subject to a short magnetic field pulse, has been studied by using a combination of first-principles and atomistic spin dynamics simulations. We observe switching phenomena on the…

We have studied the magnetization process of the new insulating ferromagnetic semiconductor (Al,Fe)Sb by means of x-ray magnetic circular dichroism. For an optimally doped sample with 10% Fe, a magnetization was found to rapidly increase at…