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相关论文: Antiferromagnetic Kondo lattice compound CePt$_{3}…

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We report systematic studies of CeCu$_9$In$_2$, which appears to be a new Kondo lattice system. Electrical resistivity exhibits a logarithmic law characteristic of Kondo systems with a broad maximum at $T_{coh}\approx$45 K and it obeys the…

强关联电子 · 物理学 2020-03-13 R. Kurleto , A. Szytuła , J. Goraus , S. Baran , Yu. Tyvanchuk , Ya. M. Kalychak , P. Starowicz

By using the arc-melting method, we successfully synthesized the compound Sc$_{0.5}$Zr$_{0.5}$Co with the space group of $Pm$-$3m$. Both the resistivity and magnetic susceptibility measurements reveal a phase transition at about 86 K. This…

材料科学 · 物理学 2020-07-06 Jin Si , Xinwei Fan , Enyu Wang , Xiyu Zhu , Qing Li , Hai-Hu Wen

We propose a simple but novel scheme to realize the Kondo effect with ultracold atoms. Our system consists of a Fermi sea of spinless fermions interacting with an impurity atom of different species which is confined by an isotropic…

量子气体 · 物理学 2013-11-27 Yusuke Nishida

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…

强关联电子 · 物理学 2015-03-20 V. N. Nikiforov , M. Baran , A. Jedrzejczak , V. Yu. Irkhin

We have performed high-pressure, electrical resistivity, and specific heat measurements on CeTe3 single crystals. Two magnetic phases with nonparallel magnetic easy axes were detected in electrical resistivity and specific heat at low…

强关联电子 · 物理学 2009-05-02 D. A. Zocco , J. J. Hamlin , T. A. Sayles , M. B. Maple , J. -H. Chu , I. R. Fisher

We present detailed temperature and field dependent data obtained from magnetization, resistivity, heat capacity, Hall resistivity and thermoelectric power measurements performed on single crystals of CeZn11. The compounds orders…

强关联电子 · 物理学 2013-10-17 H. Hodovanets , S. L. Bud'ko , X. Lin , V. Taufour , M. G. Kim , D. K. Pratt , A. Kreyssig , P. C. Canfield

We report the temperature-pressure-magnetic field phase diagram made from electrical resistivity measurements for the ferromagnetic (FM) Kondo lattice CeRuPO. The ground state at zero field changes from the FM state to another state, which…

强关联电子 · 物理学 2015-06-17 H. Kotegawa , T. Toyama , S. Kitagawa , H. Tou , R. Yamauchi , E. Matsuoka , H. Sugawara

We have studied the thermal, magnetic, and electrical properties of the ternary intermetallic system CeNiGe$_{3}$ by means of specific heat, magnetization, and resistivity measurements. The specific heat data, together with the anisotropic…

强关联电子 · 物理学 2015-05-19 E. D. Mun , S. L. Bud'ko , A. Kreyssig , P. C. Canfield

We studied the pressure-induced superconductor CeIrSi$_3$ with the non-centrosymmetric tetragonal structure under high pressure. The electrical resistivity and ac heat capacity were measured in the same run for the same sample. The critical…

The magnetic ground state of the antiferromagnet Kondo lattice compound Ce8Pd24Ga has been investigated using neutron powder diffraction, inelastic neutron scattering and zero-field muon spin relaxation measurements. The neutron diffraction…

强关联电子 · 物理学 2009-11-10 D. T. Adroja , W. Kockelmann , A. D. Hillier , J. Y. So , K. S. Knight , B. D. Rainford

In a superconductor that lacks inversion symmetry, the spatial part of the Cooper pair wave function has a reduced symmetry, allowing for the mixing of spin-singlet and spin-triplet Cooper pairing channels and thus providing a pathway to a…

Heavy-fermion systems with magnetic frustration offer a rich platform for investigating the interplay among Kondo screening, magnetic frustration, and quantum criticality. We report comprehensive $^{27}$Al and $^{195}$Pt nuclear magnetic…

We present realistic Kondo-lattice simulation results for the recently-discovered heavy-fermion antiferromagnet CePt2In7 comparing with its three-dimensional counterpart CeIn3 and the less two-dimensional ones, Ce-115's. We find that the…

强关联电子 · 物理学 2015-05-18 Munehisa Matsumoto , Myung Joon Han , Junya Otsuki , Sergey Yu. Savrasov

SrTiO$_{3}$ undergoes a cubic-to-tetragonal phase transition at 105K. This antiferrodistortive transition is believed to be in competition with incipient ferroelectricity. Substituting strontium by isovalent calcium induces a ferroelectric…

We report the single-crystal growth and the fundamental magnetic and thermodynamic properties of a rare-earth triangular lattice antiferromagnet CeCd$_3$As$_3$. In this rare-earth antiferromagnet, the Ce local moments form a perfect…

强关联电子 · 物理学 2016-12-13 Y. Q. Liu , S. J. Zhang , J. L. Lv , S. K. Su , T. Dong , Gang Chen , N. L. Wang

Single crystals of the new ternary compound Ce2Ga12Pt were prepared by the self-flux technique. The crystal structure with the space group P4/nbm was established from single-crystal X-ray diffraction data and presents a derivative of the…

强关联电子 · 物理学 2012-06-12 Olga Sichevych , Cornelius Krellner , Yuri Prots , Yuri Grin , Frank Steglich

We use x-ray absorption spectroscopy as well as its linear and circular magnetic dichroisms to characterize relevant interactions and energy scales in the surface intermetallic CePt$_5$/Pt(111). The experiments provide insight into crystal…

强关联电子 · 物理学 2017-03-15 Christian Praetorius , Kai Fauth

Unconventional superconductivity and magnetism are intertwined on a microscopic level in a wide class of materials, including high-$T_c$ cuprates, iron pnictides, and heavy-fermion compounds. A new approach to this most fundamental and…

超导电性 · 物理学 2021-07-07 Masahiro Naritsuka , Takahito Terashima , Yuji Matsuda

We report a systematic study of the $5d$-electron-doped system Ce(Fe$_{1-x}$Ir$_x$)$_2$Al$_{10}$ ($0 \leq x \leq 0.15$). With increasing $x$, the orthorhombic $b$~axis decreases slightly while accompanying changes in $a$ and $c$ leave the…

The temperature dependences of magnetization, electrical transport, and thermal transport properties of antiperovskite compound SnCMn3 have been investigated systematically. A positive magnetoresistance (~11%) is observed around the…

强关联电子 · 物理学 2015-05-13 B. S. Wang , P. Tong , Y. P. Sun , X. B. Zhu , W. H. Song , Z. R. Yang , J. M. Dai