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Related papers: Ising-type Magnetic Anisotropy in CePd$_2$As$_2$

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The magnetic properties and crystal electric field (CEF) scheme of BiErGeO$_5$ are investigated via magnetization, heat capacity, muon spin relaxation (muSR), and inelastic neutron scattering (INS) experiments on a polycrystalline sample.…

The effect of Ir substitution for Os in CeOs2Al10, with an unusually high Neel temperature of T~28.5K, has been studied by high-resolution neutron diffraction and magnetization measurements. A small amount of Ir (~ 8%) results in a…

Strongly Correlated Electrons · Physics 2015-06-16 D. D. Khalyavin , D. T. Adroja , P. Manuel , J. Kawabata , K. Umeo , T. Takabatake , A. M. Strydom

We present a thorough study on the magnetoanisotropic properties and magnetocaloric effect in the layered ferromagnetic Cr$_4$Te$_5$ single crystals by performing the critical behaviour analysis of magnetization isotherms. The critical…

Materials Science · Physics 2022-09-20 Shubham Purwar , Susmita Changdar , Susanta Ghosh , S. Thirupathaiah

The effects of Ni doping in Eu(Co{1-x}Ni{x})2As2 single crystals with x =0 to 1 grown out of self flux are investigated via crystallographic, electronic transport, magnetic, and thermal measurements. All compositions adopt the…

Strongly Correlated Electrons · Physics 2020-08-19 N. S. Sangeetha , Santanu Pakhira , D. H. Ryan , V. Smetana , A. -V. Mudring , D. C. Johnston

In this paper, we performed thermodynamic and electron spin resonance (ESR) measurements to study low-energy magnetic excitations, which were significantly affected by crystalline electric field (CEF) excitations due to relatively small…

Strongly Correlated Electrons · Physics 2021-08-24 Weiwei Liu , Zheng Zhang , Dayu Yan , Jianshu Li , Zhitao Zhang , Jianting Ji , Feng Jin , Youguo Shi , Qingming Zhang

We report the observation of multiple magnetic transitions in single crystals of EuPtAs using magnetization, transport, and thermodynamic measurements. EuPtAs crystallizes in the noncentrosymmetric tetragonal LaPtSi-type structure (space…

Materials Science · Physics 2021-12-01 W. Xie , S. S. Luo , H. Su , X. Y. Zheng , Z. Y. Nie , M. Smidman , T. Takabatake , H. Q. Yuan

In the quest for two-dimensional conducting materials with high ferromagnetic ordering temperature the new family of the layered Fe$_{n}$GeTe$_{2}$ compounds, especially the near-room-temperature ferromagnet Fe$_{4}$GeTe$_{2}$, receives a…

Several recent studies have shown that the anisotropy in the magnetic structure of \ECA\ plays a significant role in stabilizing the Weyl nodes. To investigate the relationship between magnetic anisotropy and Weyl physics, we present a…

We present an experimental study of macroscopic and microscopic magnetic anisotropy of a spin tetramer system \cso using torque magnetometry and ESR spectroscopy. Large rotation of macroscopic magnetic axes with temperature observed from…

Strongly Correlated Electrons · Physics 2016-08-08 Mirta Herak , Dijana Žilić , Dubravka Matković Čalogović , Helmuth Berger

We present detailed investigations in single crystals of two recently reported quaternary intermetallic compounds EuRhAl$_4$Si$_2$ and EuIrAl$_4$Si$_2$ employing magnetization, electrical resistivity in zero and applied fields, heat…

Strongly Correlated Electrons · Physics 2014-11-04 Arvind Maurya , P. Bonville , A. Thamizhavel , S. K. Dhar

We report temperature dependent ac susceptibility ($\chi$) measurements on a high quality single crystal of Tb$_2$PdSi$_3$, crystallizing in a AlB$_2$-derived hexagonal structure. This compound is found to exhibit features attributable to…

Strongly Correlated Electrons · Physics 2007-05-23 P. L. Paulose , E. V. Sampathkumaran , H. Bitterlich , G. Behr , W. Loser

TaTe2 is a quasi-2D charge density wave (CDW) compound with distorted-1T type structure exhibiting double-zigzag chains. Here we report the Fermi surface topology of low temperature phase of TaTe2 (LT-TaTe2) by anisotropic magneto-transport…

Strongly Correlated Electrons · Physics 2017-04-05 Hongxiang Chen , Zhilin Li , Liwei Guo , Xiaolong Chen

Substantial amounts of the transition metals Mn, Fe, Co, and Ni can be substituted for Li in single crystalline Li$_2$(Li$_{1-x}T_x$)N. Isothermal and temperature-dependent magnetization measurements reveal local magnetic moments with…

Materials Science · Physics 2015-06-09 A. Jesche , L. Ke , J. L. Jacobs , B. Harmon , R. S. Houk , P. C. Canfield

Understanding the magnetoresistance (MR) of a magnetic material forms the basis for uncovering the orbital mechanisms and charge-spin interactions in the system. Although the parent state of iron-based high-temperature superconductors,…

Electronic and magnetic properties of the heavily H-doped LaFeAsO$_{1-x}$H$_x$ $(x\sim0.5 )$ were studied in the framework of the density functional theory combined with the dynamical mean field theory (DFT+DMFT). We found a…

Strongly Correlated Electrons · Physics 2019-06-05 Mehdi Hesani , Ahmad Yazdani , Kourosh Rahimi

We have investigated the upper critical field anisotropy and magnetotransport properties of Fe1.14(1)Te0.91(2)S0.09(2) single crystals in stable magnetic fields up to 35 T. The results show that u0Hc2(T) along the c axis and in the ab-plane…

Superconductivity · Physics 2010-05-21 Hechang Lei , Rongwei Hu , E. S. Choi , J. B. Warren , C. Petrovic

In addition to unconventional high-Tc superconductivity, the iron arsenides exhibit strong magnetoelastic coupling and a notable electronic anisotropy within the a-b plane. We relate these properties by studying underdoped…

Strongly Correlated Electrons · Physics 2012-07-16 J. P. C. Ruff , J. -H. Chu , H. -H. Kuo , R. K. Das , H. Nojiri , I. R. Fisher , Z. Islam

The magnetic behavior of single-crystal Ho$_2$PdSi$_3$, crystallizing in an AlB$_2$-derived hexagonal structure, is investigated by magnetic susceptibility ($\chi$) and electrical resistivity ($\rho$) measurements along two directions.…

Strongly Correlated Electrons · Physics 2009-11-07 E. V. Sampathkumaran , H. Bitterlich , K. K. Iyer , W. Löser , G. Behr

In this study, we have employed the classical transfer matrix technique to investigate the magnetization plateaus, phase diagrams and other thermodynamical properties of the one-dimensional antiferromagnetic spin-3/2 and spin-2 Ising chains…

Statistical Mechanics · Physics 2009-09-10 Ekrem Aydiner , Cenk Akyuz , Meltem Gonulol , Hamza Polat

Magnetic interactions are generally believed to play a key role in mediating electron pairing for superconductivity in iron arsenides; yet their character is only partially understood. Experimentally, the antiferromagnetic (AF) transition…