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Related papers: Heavy fermion behavior in PrRh2B2C: Excitonic mass…

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Strongly correlated electrons at the verge of quantum criticality give rise to unconventional phases of matter and behaviors, with the discovery of new quantum critical materials driving synergistic advances in both experiments and theory.…

Strongly Correlated Electrons · Physics 2025-01-15 Jiawen Zhang , Jinyu Wu , Ye Chen , Rui Li , Michael Smidman , Yu Liu , Yu Song , Huiqiu Yuan

Single crystal x-ray diffraction, magnetic susceptibility, heat capacity, and electrical resistivity measurements are reported for the new tetragonal compound Ce$_{2}$PdGe$_{3}$, which forms in the space group $P4_{2}/mmc$ (\#131) $-$ a…

Strongly Correlated Electrons · Physics 2015-06-22 R. E. Baumbach , A. Gallagher , T. Besara , J. Sun , T. Siegrist , D. J. Singh , J. D. Thompson , F. Ronning , E. D. Bauer

The magnetic structures of the title compounds have been studied by neutron diffraction. In contrast to the isomorphous RNi2B2C compounds wherein a variety of exotic incommensurate modulated structures has been observed, the magnetic…

Strongly Correlated Electrons · Physics 2010-01-25 M. ElMassalami , R. Moreno , H. Takeya , B. Ouladdiaf , J. W. Lynn , R. S. Freitas

We report the detailed study on transport properties of ZrB2 single crystal, a predicted topological nodal-line semimetal. ZrB2 exhibits extremely large magnetoresistance as well as field-induced resistivity upturn and plateau. These…

Materials Science · Physics 2018-05-16 Qi Wang , Peng-Jie Guo , Shanshan Sun , Chenghe Li , Kai Liu , Zhong-Yi Lu , Hechang Lei

A new ternary intermetallic compound $\mathrm{Pr_2Rh_2Ga}$ was synthesized by arc-melting and was characterized by powder X-ray diffraction (PXRD), magnetization, heat capacity $\mathrm{C}_p(\textit{T})$, and electrical resistivity…

Materials Science · Physics 2021-03-10 Baidyanath Sahu

The properties of the novel heavy fermion superconductor Ce$_3$PtIn$_{11}$ are investigated by thermodynamic and transport measurements at ambient and under hydrostatic pressure. At ambient pressure the compound exhibits two successive…

Strongly Correlated Electrons · Physics 2015-12-03 Jan Prokleška , Marie Kratochvílová , Klára Uhlířová , Vladimír Sechovský , Jeroen Custers

The discovery of nearly room-temperature superconductivity in superhydrides has motivated further materials research for conventional superconductors. To realize the moderately high critical temperature $(T_\mathrm{c})$ in materials…

We grew single crystals of the recently discovered heavy fermion superconductor UTe2, and measured the resistivity, specific heat and magnetoresistance. Superconductivity (SC) was clearly detected at Tsc=1.65K as sharp drop of the…

A new quaternary intermetallic borocarbide TmCo2B2C has been synthesized via a rapid-quench of an arc-melted ingot. Elemental and powder-diffraction analyses established its correct stoichiometry and single-phase character. The crystal…

Strongly Correlated Electrons · Physics 2010-01-25 M. ElMassalami , R. E. Rapp , F. A. B. Chaves , R. Moreno , H. Takeya , B. Ouladdiaf , J. W. Lynn , Q. Huang , R. S. Freitas , N. F. Oliveria

Single crystals of Ce2PdIn8 were studied by means of magnetic susceptibility, electrical resistivity and specific heat measurements. The compound was found to be a heavy fermion clean-limit superconductor with Tc = 0.68 K. Most remarkably,…

Strongly Correlated Electrons · Physics 2009-07-13 D. Kaczorowski , A. P. Pikul , D. Gnida , V. H. Tran

Recently, a new type of unconventional superconductivity with a field-induced transition between two different superconducting (SC) states was discovered in the heavy fermion system CeRh$_{2}$As$_{2}$. This unusual SC state was proposed to…

Strongly Correlated Electrons · Physics 2023-12-04 Arushi , Raul Cardoso-Gil , Christoph Geibel

High pressure provides a powerful means for exploring unconventional superconductivity which appears mostly on the border of magnetism. Here we report the discovery of pressure-induced heavy fermion superconductivity up to 2.5 K in the…

Superconductivity · Physics 2014-09-30 Z. Ren , L. V. Pourovskii , G. Giriat , G. Lapertot , A. Georges , D. Jaccard

Low temperature susceptibility and specific heat for single crystals of Pr$_{1-x}$La$_x$Os$_4$Sb$_{12}$ (0 $\leq x$ $\leq 1$) are reported. La-doping leaves CEF energies of Pr essentially unchanged. The average $T_c$ is only weakly affected…

Superconductivity · Physics 2007-05-23 C. R. Rotundu , P. Kumar , B. Andraka

We report on transport and magnetic measurements between 1.8 and 400 K on single crystalline YbNi4P2, which was recently reported to be a heavy fermion system with a low lying ferromagnetic transition at T_C=0.17 K, based on data from…

Strongly Correlated Electrons · Physics 2012-12-19 Cornelius Krellner , Christoph Geibel

Understanding the complexities of electronic and magnetic ground states in solids is one of the main goals of solid-state physics. Materials with the canonical ThCr$_2$Si$_2$-type structure have proved particularly fruitful in this regards,…

Strongly Correlated Electrons · Physics 2015-06-12 James R. Neilson , Anna Llobet , Jiajia Wen , Matthew R. Suchomel , Tyrel M. McQueen

PrRhC2 belongs to the rare-earth carbides family whose properties are of special interest among topological semimetals due to the simultaneous breaking of both inversion and time-reversal symmetry. The concomitant absence of both symmetries…

The structural and magneto-transport properties of type-II Dirac semimetal candidate Ir2In8S have been investigated under high pressure. The ambient tetragonal structure (P4_2/mnm) is found to be stable up to 7 GPa, above which the system…

Superconductivity · Physics 2022-05-23 Pallavi Malavi , Prakash Kumar , Navita Jakhar , Surjeet Singh , S. Karmakar

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

We present a detailed study on magnetic, thermodynamic and transport properties of polycrystalline RAgAl3(R = Ce and Pr) compounds. Both compounds crystallize in orthorhombic structure, which is distorted from the tetragonal BaAl4 structure…

Strongly Correlated Electrons · Physics 2017-08-23 S. Nallamuthu , Andrea Dzubinska , Marian Reiffers , Jesus Rodriguez Fernandez , R. Nagalakshmi

We report the synthesis and characterization of RbNi$_2$Se$_2$, an analog of the iron chalcogenide superconductor Rb$_x$Fe$_2$Se$_2$, via transport, angle resolved photoemission spectroscopy, and density functional theory calculations. A…