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We have synthesized single crystals of CeZnAl$_3$, which is a new member of the family of the Ce-based intermetallics Ce$TX_3$ ($T$ = transition metal, $X$= Si, Ge, Al), crystallizing in the non-centrosymmetric tetragonal BaNiSn$_3$-type…

Strongly Correlated Electrons · Physics 2018-05-15 Qian Liu , Bin Shen , Michael Smidman , Rui Li , Zhiyong Nie , Xiaoyan Xiao , Ye Chen , Hanoh Lee , Huiqiu Yuan

We use the state-of-the-arts density-functional-theory method to study various magnetic orders and their effects on the electronic structures of the FeSe. Our calculated results show that, for the spins of the single Fe layer, the striped…

Materials Science · Physics 2009-05-21 Yong-Feng Li , Li-Fang Zhu , San-Dong Guo , Ye-Chuan Xu , Bang-Gui Liu

Motivated by the presence of competing magnetic interactions in the heavy fermion family Ce$TX_2$ ($T$ = transition metal, $X$ = pnictogen), here we study the novel parent compound CeCd$_{1-\delta}$Sb$_{2}$ by combining magnetization,…

Strongly Correlated Electrons · Physics 2015-08-11 P. F. S. Rosa , R. J. Bourg , C. B. R. Jesus , P. G. Pagliuso , Z. Fisk

We report studies of CaCo{1.86}As2 single crystals. The electronic structure is probed by angle-resolved photoemission spectroscopy (ARPES) measurements of CaCo{1.86}As2 and by full-potential linearized augmented-plane-wave calculations for…

Superconductivity · Physics 2014-06-12 V. K. Anand , R. S. Dhaka , Y. Lee , B. N. Harmon , Adam Kaminski , D. C. Johnston

We have performed powder neutron diffraction on the new superconductor, CeNi$_{0.8}$Bi$_2$ with a superconducting transtion temperature $T_\textrm{c} \sim$ 4.2 K. The structural parameters of this compound at room temperature are determined…

Superconductivity · Physics 2015-05-27 K. Kodama , S. Wakimoto , N. Igawa , S. Shamoto , H. Mizoguchi , H. Hosono

We present the results of our investigations of physical properties for the novel Ce$_{1-x}$Pr$_x$CoGe$_3$ system performed with a number of experimental methods: magnetic susceptibility, specific heat, electrical resistivity,…

Strongly Correlated Electrons · Physics 2021-01-04 P. Skokowski , K. Synoradzki , M. Werwiński , A. Bajorek , G. Chełkowska , T. Toliński

Thermal conductivity and specific heat were measured in the superconducting state of the heavy fermion material Ce_{1-x}La_{x}CoIn_{5}. With increasing impurity concentration x, the suppression of T_{c} is accompanied by the increase in the…

We report a comprehensive study of single crystals of the noncentrosymmetric rare-earth compound EuPtSi$_{3}$ grown by the optical floating-zone technique. Measurements of the magnetization, ac susceptibility, and specific heat consistently…

Strongly Correlated Electrons · Physics 2022-03-24 A. Bauer , A. Senyshyn , R. Bozhanova , W. Simeth , C. Franz , S. Gottlieb-Schönmeyer , M. Meven , T. E. Schrader , C. Pfleiderer

We report on magnetization, specific heat and resistivity experiments on single crystals of the novel heavy Fermion compound Ce$_3$PdIn$_{11}$. At ambient pressure the compound exhibits two successive transitions at T$_{1}$ = 1.63 K and…

Strongly Correlated Electrons · Physics 2015-12-03 M. Kratochvílová , J. Prokleška , K. Uhlířová , M. Dušek , V. Sechovský , J. Custers

CeTe$_3$ is a van der Waals antiferromagnet composed of magnetic [CeTe]$^+$ layers coupled to highly conducting Te$^{0.5-}$ square nets. Its simple quasi-two-dimensional electronic structure and cleavable nature make it an appealing…

Strongly Correlated Electrons · Physics 2026-04-29 Ryutaro Okuma , Yuita Fujisawa , Natsumi Maekawa , Akiko Nakao , Yoshihisa Ishikawa , Riki Kobayashi , Yoshinori Okada , Daichi Ueta

We report the results of our detailed magnetotransport studies on single crystals of the antiferromagnetic heavy-fermion superconductor Ce$_3$PdIn$_{11}$. Electrical resistivity measurements, carried out in different magnetic field…

Superconductivity · Physics 2019-02-26 Debarchan Das , Daniel Gnida , Dariusz Kaczorowski

We have measured the electrical resistivity of cerium monochalcogenices, CeS, CeSe, and CeTe, under high pressures up to 8 GPa. Pressure dependences of the antiferromagnetic ordering temperature $T_{N}$, crystal field splitting, and the…

Strongly Correlated Electrons · Physics 2016-12-09 Y. Hayashi , S. Takai , T. Matsumura , H. Tanida , M. Sera , K. Matsubayashi , Y. Uwatoko , A. Ochiai

The electronic energy structures and magnetic properties of layered superconductors $R$Ni$_2$B$_2$C, $R$Fe$_4$Al$_8$ and FeSe are systematically studied, by using the density functional theory (DFT). The calculations allowed us to reveal a…

Superconductivity · Physics 2014-04-04 G. E. Grechnev , A. V. Logosha , A. A. Lyogenkaya , A. G. Grechnev , A. V. Fedorchenko

We discuss a series of thermodynamic, magnetic and electrical transport experiments on the two heavy fermion compounds CeNi2Ge2 and YbRh2Si2 in which magnetic fields, B, are used to tune the systems from a Non-Fermi liquid (NFL) into a…

Strongly Correlated Electrons · Physics 2007-05-23 P. Gegenwart , J. Custers , T. Tayama , K. Tenya , C. Geibel , G. Sparn , N. Harrison , P. Kerschl , D. Eckert , K. -H. Müller , F. Steglich

Recently discovered heavy fermion CeRh$_{2}$As$_{2}$ compound crystallizes in the nonsymmorphic $P4/nmm$ symmetry, which enables the occurrence of topological protection. Experimental results show that this material exhibits unusual…

Calculations of the electronic and magnetic properties of the non-magnetic metallic compound YFe$_2$Si$_2$ are reported. These show that at the density functional level a magnetic state involving ordering along the $c$-axis. The electronic…

Strongly Correlated Electrons · Physics 2016-06-30 D. J. Singh

We have investigated the magnetic ground state of the antiferromagnetic Kondo-lattice compounds CeMAl$_{4}$Si$_{2}$ (M = Rh, Ir) using neutron powder diffraction. Although both of these compounds show two magnetic transitions $T_{N1}$ and…

Strongly Correlated Electrons · Physics 2015-06-03 N. J. Ghimire , S. Calder , M. Janoschek , E. D. Bauer

We report thermoelectric studies of FeS$_{1-x}$Se$_x$ ($x$ = 0, 0.06) superconducting single crystals that feature high irreversibility fields and critical current density $J_c$ comparable to materials with much higher superconducting…

Superconductivity · Physics 2022-03-01 Yu Liu , Aifeng Wang , V. N. Ivanovski , Qianheng Du , V. Koteski , C. Petrovic

Ge$_{1-x}$Fe$_{x}$ (Ge:Fe) shows ferromagnetic behavior up to a relatively high temperature of 210 K, and hence is a promising material for spintronic applications compatible with Si technology. We have studied its electronic structure by…

We report a novel quasi-two dimensional compound of EuTe4 hosting charge density waves (CDW) instability. The compound has a crystallographic structure in a orthorhombic space group Pmmn (No.59) with cell parameters a = 4.6347(2){\AA}, b =…

Strongly Correlated Electrons · Physics 2019-02-13 D. Wu , Q. M. Liu , S. L. Chen , G. Y. Zhong , J. Su , L. Y. Shi , L. Tong , G. Xu , P. Gao , y , N. L. Wang
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