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We report magnetic susceptibility performed on overdoped Bi2Sr2CuO6+d powders as a function of oxygen doping d and temperature T. The decrease of the spin susceptibility with increasing T is confirmed. At sufficient high temperature, the…

Superconductivity · Physics 2009-11-07 G. Le Bras , Z. Konstantinovic , J-P. Carton , A. Forget , D. Colson , F. Jean , G. Collin , Y. Dumont , C. Ayache

We have studied properties of the one-3d-electron cation (Ti 3+, V 4+ ions) under the action of the low-symmetry crystal field in the presence of the spin- orbit coupling. Very anomalous temperature dependences of the magnetic…

Strongly Correlated Electrons · Physics 2008-10-08 Z. Ropka , Michalski , R. J. Radwanski

The spin susceptibility of noncentrosymmetric superconductors is studied when the gap function has line nodes. As examples, d-wave states, where the gap function has an additional odd-parity phase factor, are examined. The curve of the spin…

Superconductivity · Physics 2014-06-12 Hiroshi Shimahara

We find in the Bi2Sr2CaCu2O8+d system that the characteristic temperatures T*_chi [below which the uniform susceptibilities chi_ab(T) (H perpendicular to c) and chi_c(T)(H parallel to c) decrease] and T*_rho_c (below which the out-of-plane…

Superconductivity · Physics 2009-10-31 Takao Watanabe , Takenori Fujii , Azusa Matsuda

We report preparation, x-ray diffraction, magnetic susceptibility chi(T) and heat capacity Cp(T) measurements on the undoped samples as also samples with Zn-doped (S = 0) at Cu site, Ni doped (S = 1) at Cu site, and Ca-doped (holes) at Bi…

Strongly Correlated Electrons · Physics 2012-11-16 B. Koteswararao , A. V. Mahajan , L. K. Alexander , J. Bobroff

We report temperature and density dependences of the spin susceptibility of strongly interacting electrons in Si inversion layers. We measured (i) the itinerant electron susceptibility $\chi^*$ from the Shubnikov-de Haas oscillations in…

Strongly Correlated Electrons · Physics 2018-10-09 V. M. Pudalov , A. Yu. Kuntsevich , M. E. Gershenson , I. S. Burmistrov , M. Reznikov

We report the results of ac and dc magnetic susceptibility (chi), heat-capacity (C), isothermal magnetization and isothermal remanent magnetization measurements on the compound, Sr3CuRhO6, crystallizing in a K4CdCl6-derived monoclinic…

Strongly Correlated Electrons · Physics 2007-05-23 E. V. Sampathkumaran , Niharika Mohapatra , Sudhindra Rayaprol , Kartik K Iyer

The transport properties, resistance, Hall effect, and low T magnetoresistance for very oxygen overdoped nonsuperconducting Bi2Sr2CuO6+d (Bi2201) thin films are reported. From 20 to 300K, the temperature dependence of the resistance is well…

Superconductivity · Physics 2023-04-13 H. Raffy , Z. Z. Li , P. Auban-Senzier

We report the doping evolution of magnetic susceptibility $\chi (T)$ and Hall coefficient $R_H$ in high quality Ba$_{1-x}$K$_x$Fe$_2$As$_2$ ($0.13 \leq x \leq 1$) single crystals. It is found that the normal-state magnetic susceptibility of…

Superconductivity · Physics 2015-06-23 Yong Liu , Thomas A. Lograsso

We report measurements of the magnetic susceptibility of twinned single crystals of YBa$_{2}$Cu$_{3}$O$_{6+x}$ from just above their superconducting transition temperatures to 300 K with magnetic fields of up to 5 T applied parallel and…

Superconductivity · Physics 2016-09-21 I. Kokanović , J. R. Cooper

We study the spin susceptibility chi of a small, isolated superconducting grain. Due to the interplay between parity effects and pairing correlations, the dependence of chi on temperature T is qualitatively different from the standard BCS…

Strongly Correlated Electrons · Physics 2007-05-23 A. Di Lorenzo , Rosario Fazio , F. W. J. Hekking , G. Falci , A. Mastellone , G. Giaquinta

A simple two-band model is used to describe the magnitude and temperature dependence of the magnetic susceptibility, Hall coefficient and Seebeck data from undoped and Co doped BaFe2As2. Overlapping, rigid parabolic electron and hole bands…

Superconductivity · Physics 2010-02-26 Brian Sales , Michael McGuire , Athena Sefat , David Mandrus

The temperature dependence of magnetic susceptibility of the Bi$_{2-y}$Sr$_{y}$Ir$_{2}$O$_{7}$ system was studied from 2 to 300 K. According to these measurements, the solid solution $(0\leq y\leq 0.9)$ does not show any magnetic…

Materials Science · Physics 2015-06-12 C. Cosio-Castaneda , P. de la Mora , F. Morales , R. Escudero , G. Tavizon

A reentrant behavior of temperature dependent magnetic ac-susceptibility (or excess susceptibility(ES)) at lower temperature is observed in a composite made of superconductor $La_{1.85}Sr_{0.15}CuO_4$ (LCu) and an insulating paramagnetic…

Strongly Correlated Electrons · Physics 2024-07-02 Biswajit Dutta , A. Banerjee

We report the synthesis, x-ray diffraction, magnetic susceptibility and specific heat measurements on polycrystalline samples of undoped LiNi2P3O10 and samples with non-magnetic impurity (Zn2+, S = 0) and magnetic impurity (Cu2+, S = 1/2)…

Strongly Correlated Electrons · Physics 2011-10-28 P. Khuntia , A. V. Mahajan

Temperature dependence of thermoelectric power S(T) of three differently processed Bi2Sr2CaCu2O8 (Bi2212) samples, viz. as-processed melt quenched (Bi2212-MQ), 6000C N2-annealed (Bi2212-N2) and 6000C O2-annealed (Bi2212-O2) is reported…

Superconductivity · Physics 2015-05-13 V. P. S. Awana , Jagdish Kumar Bains , G. S. Okram , Ajay Soni , H. Kishan

We performed systematic measurements of magnetic susceptibility on single crystals of La$_{1.875}$Ba$_{0.125-x}$Sr$_x$CuO$_4$. The dependence of the superconducting transition temperature on Sr-concentration demonstrates a step-like pattern…

Superconductivity · Physics 2009-10-31 M. Fujita , H. Goka , K. Yamada

Dielectric and magnetic properties have been studied for poly-crystalline samples of quasi-one-dimensional frustrated spin-1/2 system Rb$_{2}$(Cu$_{1-x}$M$_{x}$)$_{2}$Mo$_{3}$O$_{12}$(M=Ni and Zn) which does not exhibit a three-dimensional…

Strongly Correlated Electrons · Physics 2015-06-12 Yukio Yasui , Yudai Yanagisawa , Ryuji Okazaki , Ichiro Terasaki

Magnetic susceptibility $\chi$ of Bi$_{2-x}$Mn$_{x}$Se$_3$ ($x = 0.01-0.2$) was measured in the temperature range $4.2-300$ K. For all the samples, a Curie-Weiss behaviour of $\chi(T)$ was revealed with effective magnetic moments of Mn ions…

Materials Science · Physics 2015-10-01 A. S. Panfilov , G. E. Grechnev , A. V. Fedorchenko , K. Conder , E. V. Pomjakushina

The low-temperature behavior of the static magnetic susceptibility $\chi(T)$ of exchange-disordered antiferromagnetic spin chains is investigated. It is shown that for a relatively small and even number of spins in the chain, two exchange…

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