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Related papers: Cu-doping effects on the ferromagnetic semimetal C…

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We report the Ni-doping effect on magnetism and superconductivity (SC) in an Eu-containing 112-type system Eu(Fe$_{1-x}$Ni$_{x})$As$_{2}$ ($0\leq x\leq 0.15$) by the measurements of resistivity, magnetization, and specific heat. The undoped…

Superconductivity · Physics 2021-07-22 Ya-Bin Liu , Yi Liu , Yan-Wei Cui , Si-Qi Wu , Zhi Ren , Guang-Han Cao

The quantum critical point (QCP) in the archetypical heavy-fermion compound CeCu$_6$ doped by Au is described, accounting for the localized $4f$-electron of Ce, using realistic electronic structure calculations combined with dynamical…

Materials Science · Physics 2020-05-11 Munehisa Matsumoto

The percentage of substitutional doping of magnetic atoms (Mn) in group-IV-based dilute magnetic semiconductors (DMS) can be increased by co-doping with another conventional electronic dopant (e-dopant) [Zhu et al., Phys. Rev. Lett. 100,…

Materials Science · Physics 2009-06-04 Hua Chen , Wenguang Zhu , Efthimios Kaxiras , Zhenyu Zhang

We measured the resistivity and magnetic susceptibility to map out the phase diagram of single crystalline NaFe$_{1-x}$Co$_x$As. Replacement of Fe by Co suppresses both the structural and magnetic transition, while enhances the…

Superconductivity · Physics 2012-06-21 A. F. Wang , X. G. Luo , Y. J. Yan , J. J. Ying , Z. J. Xiang , G. J. Ye , P. Cheng , Z. Y. Li , W. J. Hu , X. H. Chen

We have carried out detailed magnetic and transport studies of the new Sr0.5Ce0.5FBiS2-xSex (x = 0.5, 1) superconductors derived by doping Se in Sr0.5Ce0.5FBiS2. Se-doping produces several effects: it suppresses semiconducting like behavior…

Superconductivity · Physics 2015-12-01 Gohil S. Thakur , G. Fuchs , K. Nenkov , V. Grinenko , Zeba Haque , L. C. Gupta , A. K. Ganguli

The experimental studies of the paramagnetic-antiferromagnetic phase transition through M\"{o}ssbauer spectroscopy and measurements of temperature and field dependencies of magnetic susceptibility in the layered Cu$_{0.15}$Fe$_{0.85}$PS$_3$…

Computational Physics · Physics 2023-01-05 V. Pashchenko , O. Bludov , D. Baltrunas , K. Mazeika , S. Motria , K. Glukhov , Yu. Vysochanskii

We have investigated the thermal, transport and magnetic properties of URh$_{1-x}$Ru$_x$Ge alloys near the critical concentration $x_{cr} = 0.38$ for the suppression of ferromagnetic order. The Curie temperature vanishes linearly with $x$…

Strongly Correlated Electrons · Physics 2009-11-13 N. T. Huy , A. Gasparini , J. C. P. Klaasse , A. de Visser , S. Sakarya , N. H. van Dijk

Two porous carbon-based samples doped with Au and Co are investigated. The neutron diffraction study reveals an amorphous structure of both samples. The Co-doped sample exhibits a long-range ferromagnetic (FM) ordering at 2.6 K. The NMR…

High mobility phonon-glass semimetal $CuAgSe$ has shown promise in recent years as a potential low-temperature thermoelectric material. It exhibits reasonably strong thermoelectric performance as well as an extremely high carrier mobility,…

Materials Science · Physics 2016-10-19 P. Czajka , M. Yao , C. Opeil

RuGe, a diamagnetic small-band gap semiconductor, and CoGe, a nonmagnetic semimetal, are both isostructural to the Kondo insulator FeSi and the skyrmion lattice host MnSi. Here, we have explored the magnetic and transport properties of…

We have carried out a comprehensive study of the UCo1-xFexGe series across the entire range of compositions 0 <= x <= 1, and report the results of x-ray diffraction, magnetization, specific heat, and electrical resistivity to uncover the…

Strongly Correlated Electrons · Physics 2013-03-14 K. Huang , J. J. Hamlin , R. E. Baumbach , M. Janoschek , N. Kanchanavatee , D. A. Zocco , F. Ronning , M. B. Maple

We report a combined theoretical and experimental investigation of half-metallic ferromagnetism in equiatomic quaternary Heusler alloy CoRuMnSi. Room temperature XRD analysis reveals that the alloy crystallizes in L21 disorder instead of…

Materials Science · Physics 2020-03-18 Y. Venkateswara , Deepika Rani , K. G. Suresh , Aftab Alam

In this work, we combined magnetization, pressure dependent electrical resistivity, heat-capacity, 63Cu Nuclear Magnetic Resonance (NMR) and X-ray resonant magnetic scattering experiments to investigate the physical properties of the…

We have investigated the effect of Cd substitution on the archetypal heavy fermion antiferromagnet CeIn$_3$ via magnetic susceptibility, specific heat and resistivity measurements. The suppression of the Neel temperature, T$_{N}$, with Cd…

Strongly Correlated Electrons · Physics 2015-05-18 N. Berry , E. M. Bittar , C. Capan , P. G. Pagliuso , Z. Fisk

La2Au2Cd and Ce2Au2Cd were prepared from the elements by reactions in sealed tantalum tubes in a water-cooled sample chamber of an induction furnace. These intermetallics crystallize with the tetragonal Mo2FeB2 type, space group P4/mbm.…

Materials Science · Physics 2009-11-11 S. Rayaprol , R. Poettgen

Different element substitution effects in transition metal oxypnictide Re(O$_{1-x}$F$_x$)TAs with Re=La, Ce, Nd, Eu, Gd, Tm, T=Fe, Ni, Ru, were studied. Similar to the La- or Ce-based systems, we found that the pure NdOFeAs shows a strong…

Superconductivity · Physics 2008-05-07 G. F. Chen , Z. Li , D. Wu , J. Dong , G. Li , W. Z. Hu , P. Zheng , J. L. Luo , N. L. Wang

We studied structural and magnetic properties of a series of insulating double perovskite compounds, La$_{2-x}$Sr$_{x}$CuRuO$_{6}$ (0 $\le$ x $\le$ 1), representing doping via \textit{A}-site substitution. The end members…

Strongly Correlated Electrons · Physics 2012-09-19 P. Anil Kumar , R. Mathieu , R. Vijayaraghavan , Subham Majumdar , Olof Karis , P. Nordblad , Biplab Sanyal , Olle Eriksson , D. D. Sarma

We have investigated the magnetism and the superconductivity of an electron-doped Pr$_{1-x}$LaCe$_{x}$CuO$_{4}$ (PLCCO) using single crystal and powder samples by means of zero-field muon spin rotation/relaxation (ZF-$\mu$SR) and magnetic…

Superconductivity · Physics 2009-11-07 M. Fujita , T. Kubo , S. Kuroshima , T. Uefuji , K. Kawashima , K. Yamada , I. Watanabe , K. Nagamine

The Fe isotope effect (Fe-IE) on the transition temperature T_c and the crystal structure was studied in the Fe chalcogenide superconductor FeSe_1-x by means of magnetization and neutron powder diffraction (NPD). The substitution of natural…

Superconductivity · Physics 2010-07-30 R. Khasanov , M. Bendele , K. Conder , H. Keller , E. Pomjakushina , V. Pomjakushin

We investigate single crystalline samples of Ce$_{1-x}$Nd$_{x}$RhIn$_{5}$ by means of X-ray diffraction, microprobe, magnetic susceptibility, heat capacity, and electrical resistivity measurements. Our data reveal that the antiferromagnetic…

Strongly Correlated Electrons · Physics 2016-07-13 P. F. S. Rosa , A. Oostra , J. D. Thompson , P. G. Pagliuso , Z. Fisk
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