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We have investigated the electronic and magnetic properties of Co$_{1-{\rm x}}$Fe$_{\rm x}$Sb$_{3}$ skutterudites from density functional theory and Monte Carlo simulations. We find that above a certain threshold in the Fe concentration,…

Materials Science · Physics 2015-12-17 Mikael Råsander , Lars Bergqvist

An investigation of the thermodynamic and electrical transport properties of the isoelectronic chemical substitution series CeTi$_{1-x}$V$_{x}$Ge$_{3}$ (CTVG) single crystals is reported. As x increases, the ferromagnetic (FM) transition…

Strongly Correlated Electrons · Physics 2024-08-12 R. -Z. Lin , H. Jin , P. Klavins , W. -T. Chen , Y. -Y. Chang , C. -H. Chung , V. Taufour , C. -L. Huang

For a finite XY chain and a finite two-dimensional Ising lattice, it is shown that the paramagnetic ground state is adiabatically transformed to the GHZ state in the ferromagnetic phase by slowly turning on the magnetic field. The fidelity…

Quantum Physics · Physics 2010-07-26 Sangchul Oh

We report the coexistence of ferromagnetic and antiferromagnetic phases in the single crystal of Mn$_3$ single-molecule magnet. The coexistent state appears within a certain period of time in the progress of either oxidation or reduction…

Mesoscale and Nanoscale Physics · Physics 2015-01-23 Yan Cui , Yan-Rong Li , Rui-Yuan Liu , Zhen-Yu Mi , Yun-Ping Wang

The $\gamma \to \alpha$ isostructural transition in the Ce$_{0.9-x}$La$_x$Th$_{0.1}$ system is measured as a function of La alloying using specific heat, magnetic susceptibility, resistivity, thermal expansivity/striction measurements. A…

The magnetic properties of ThCr_2Si_2-type single crystals ACo_2Se_2 (A = K, Rb and Cs) have been investigated by magnetic susceptibility and isothermal magnetization measurements at various temperatures. The ferromagnetic phase transition…

Superconductivity · Physics 2013-08-15 Jinhu Yang , Bin Chen , Hangdong Wang , Qianhui Mao , Masaki Imai , Kazuyoshi Yoshimura , Minghu Fang

We report on neutron diffraction, magnetoresistance, magnetization, and magnetic torque measurements under high magnetic field in the helical antiferromagnet CeVGe$_3$. This compound exhibits Kondo lattice coherence and helical…

Strongly Correlated Electrons · Physics 2024-12-13 Hanshang Jin , Eun Sang Choi , Hung-Cheng Wu , N. J. Curro , K. Nawa , T. J. Sato , R. Kiyanagi , T. Ohhara , Peter Klavins , Valentin Taufour

Polycrystalline samples of Co$_{1-x}$Cu$_x$MnGe ($x=0.05, 0.10, 0.15, 0.22$ and 0.35), prepared by arc melting under argon atmosphere, have been annealed at 1123 K with final furnace cooling. The samples have been investigated by powder…

Materials Science · Physics 2022-07-12 Ryszard Duraj , Aleksandra Deptuch , Andrzej Szytuła , Bogusław Penc , Stanisław Baran

A trihexagonal lattice has been predicted to retain a degenerate magnetic state which enriches physical properties. Especially, Co3Sn2S2, possessing trihexagonal Co-sublattices, has been observed to own topological quantum properties.…

Materials Science · Physics 2021-05-11 Dong-Hwa Shin , Jin-Hyeon Jun , Sang-Eon Lee , Myung-Hwa Jung

Co3Si was recently reported to exhibit remarkable magnetic properties in the nanoparticle form [Appl. Phys. Lett. 108, 152406 (2016)], yet better understanding of this material is to be promoted. Here we report a study on the crystal…

Materials Science · Physics 2017-07-18 Xin Zhao , Shu Yu , Shunqing Wu , Manh Cuong Nguyen , Cai-Zhuang Wang , Kai-Ming Ho

We have succeeded in synthesizing of single crystals of a new intermetallic compound, Ce$_{3}$Rh$_{4}$Pb$_{13}$. Magnetic susceptibility measurements indicate that the Ce moments are highly localized, despite the metallic character of the…

Strongly Correlated Electrons · Physics 2009-11-11 D. A. Sokolov , M. C. Aronson , C. Henderson , J. W. Kampf

We investigate the physical properties of a single crystal of uranium telluride U$_{7}$Te$_{12}$. We have confirmed that U$_{7}$Te$_{12}$ crystallizes in the hexagonal structure with three nonequivalent crystallographic uranium sites. The…

Strongly Correlated Electrons · Physics 2023-02-17 Petr Opletal , Hironori Sakai , Yoshinori Haga , Yoshifumi Tokiwa , Etsuji Yamamoto , Shinsaku Kambe , Yo Tokunaga

Based on magnetization, specific heat, magnetostriction, and neutron diffraction studies on single-crystal TbCo2B2C, it is found out that the paramagnetic properties, down to liquid nitrogen temperatures, are well described by a Curie-Weiss…

Strongly Correlated Electrons · Physics 2008-12-24 M. ElMassalami , R. Moreno , R. M. Saeed , F. A. B. Chaves , C. M. Chaves , H. Takeya , B. Ouladdiaf , M. Amara

The results of the magnetization studies on Pr_{5}Ge_{3}and Tb_{5}Ge_{3} single crystals are reported. Single Crystals of Pr_{5}Ge_{3} and Tb_{5}Ge_{3} compounds were successfully grown by Czochralski method. These compounds crystallize in…

Strongly Correlated Electrons · Physics 2009-11-13 Devang A. Joshi , A. Thamizhavel , S. K. Dhar

(Mn,Fe)2(P,Si) single crystals have been successfully grown by flux method. Single crystal diffraction demonstrates that Mn0.83Fe1.17P0.72Si0.28 crystallizes in a hexagonal crystal structure (space group P-62m) at both 100 and 280 K, in the…

Materials Science · Physics 2015-08-03 H. Yibole , F. Guillou , Y. K. Huang , G. R. Blake , A. J. E. Lefering , N. H. van Dijk , E. Brück

We present a study of the main bulk properties (susceptibility, magnetization, resistivity and specific heat) of CePt_3B_(1-x)Si-x, an alloying system that crystallizes in a noncentrosymmetric lattice, and derive the magnetic phase diagram.…

Strongly Correlated Electrons · Physics 2015-04-20 Daniela Rauch , Stefan Süllow , Matthias Bleckmann , Bastian Klemke , Klaus Kiefer , Moo Sung Kim , Meigan C. Aronson , Ernst Bauer

The heavy-fermion compound CeCu$_{6-x}$Au$_x$ has become a model system for unconventional magnetic quantum criticality. For small Au concentrations $0 \leq x < 0.16$, the compound undergoes a structural transition from orthorhombic to…

Strongly Correlated Electrons · Physics 2018-08-29 K. Grube , L. Pintschovius , F. Weber , J. -P. Castellan , S. Zaum , S. Kuntz , P. Schweiss , O. Stockert , S. Bachus , Y. Shimura , V. Fritsch , H. v. Löhneysen

We investigated the ground state of monolayer 1T-XCl$_{2}$ (X: Fe, Co, and Ni) using the generalized Bloch theorem, which can generate ferromagnetic, spiral, and antiferromagnetic states. Each state was represented by a unique spiral vector…

Materials Science · Physics 2021-02-15 Teguh Budi Prayitno

We systematically synthesized perovskite-type oxides Sr1-xCaxCoO3 containing unusually high valence Co4+ ions by a high pressure technique, and investigated the effect of systematic lattice change on the magnetic and electronic properties.…

We present the outline of a proof for the 3-d phase transition which we hope to carry forth. At the same time this paper provides some physical understanding of the phase transition, in the flavor of relatively simple arguments from an…

Mathematical Physics · Physics 2007-05-23 Paul Federbush
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