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Related papers: Low-temperature physical properties of GdCoIn$_5$

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We present temperature and field dependent heat capacity and magnetization data taken at temperatures down to 50 mK and in an applied magnetic field up to 11.5 Tesla for YbAgGe, a heavy-fermion compound with a field induced quantum critical…

Strongly Correlated Electrons · Physics 2009-11-11 Y. Tokiwa , A. Pikul , P. Gegenwart , F. Steglich , S. L. Bud'ko , P. C. Canfield

The Gd2Sn2O7 pyrochlore Heisenberg antiferromagnet displays a phase transition to a four sublattice Neel ordered state at a temperature near 1 K. Despite the seemingly conventional nature of the ordered state, the specific heat has been…

Materials Science · Physics 2007-08-16 Adrian Del Maestro , Michel J. P. Gingras

We report magnetization and specific heat measurements in the 2D frustrated spin-1/2 Heisenberg antiferromagnet Cs2CuCl4 at temperatures down to 0.05 K and high magnetic fields up to 11.5 T applied along a, b and c-axes. The low-field…

Strongly Correlated Electrons · Physics 2013-06-25 Y. Tokiwa , T. Radu , R. Coldea , H. Wilhelm , Z. Tylczynski , F. Steglich

Magnetic properties of DNA liquid-crystal dispersions are experimentally investigated by SQUID magnetometer. The magnetic susceptibility of pure DNA and DNA doped by La, and Gd is measured in the region 4.2-300 K. The total magnetic moment…

Disordered Systems and Neural Networks · Physics 2014-06-24 V. N. Nikiforov , V. D. Kuznetsov , Yu. M. Yevdokimov , V. Yu. Irkhin

An antiferromagnetic transition is observed in single crystal EuRh2As2 at a high temperature T_N = 47 K compared to the ferromagnetic Weiss temperature theta = 12 K. We show that this is, surprisingly, consistent with mean field theory. A…

Strongly Correlated Electrons · Physics 2010-11-12 Yogesh Singh , Y. Lee , B. N. Harmon , D. C. Johnston

An experimental method is suggested for the determination of the rate of magnetic phase transitions. The method is based on the measurement of the change of magnetic susceptibility of a ferromagnetic sample in the vicinity of the phase…

Materials Science · Physics 2014-04-24 Alexander P. Kamantsev , Victor V. Koledov , Vladimir G. Shavrov , Irina S. Tereshina

Magnetization, magnetoresistance, and magnetodielectric measurements have been carried out on the half doped charge ordered manganite, Pr_0.5Ca_0.5MnO_3. The low temperature state is found to be strongly dependent on the oxygen…

Strongly Correlated Electrons · Physics 2009-04-29 A. Karmakar , S. Majumdar , A. K. Singh , S. Patnaik , S. Giri

RPdBi (R = Er, Ho, Gd, Dy, Y, Nd) compounds were studied by means of x-ray diffraction, magnetic susceptibility, electrical resistivity, magnetoresistivity, thermoelectric power and Hall effect measurements, performed in the temperature…

Materials Science · Physics 2011-08-01 K. Gofryk , D. Kaczorowski , T. Plackowski , A. Leithe-Jasper , Yu. Grin

We have studied the thermodynamic properties of a multiferroic that couples ferromagnetic and ferroelectric order. Some of the results are independent of the form of the free energy. We calculate the temperature dependence of the electric,…

Materials Science · Physics 2011-01-31 G. R. Boyd , P. Kumar , S. R. Phillpot

We report electrical, magnetic, magnetodielectric and magnetoabsorption properties of a polycrystalline GaFeO3. The resistivity measurement shows that the sample is highly insulating below 200 K and the resistivity above 200 K obey the…

Materials Science · Physics 2015-05-14 V. B. Naik , R. Mahendiran

Rare-earth-based triangular lattice antiferromagnets, with strong quantum fluctuations and weak magnetic interactions, can often retain large magnetic entropy down to very low temperatures, making them excellent candidates for magnetic…

Strongly Correlated Electrons · Physics 2025-04-14 Weijie Lin , Nan Zhao , Zhaoyi Li , Weiran An , Ruixin Guo , Jianqiao Wang , Changzhao Pan , Bo Wen , Jieming Sheng , Liusuo Wu , Shu Guo

We report investigations on the ground state magnetic properties of intermetallic compound GdCu through dc magnetization measurements. GdCu undergoes first order martensitic type structural transition over a wide temperature window of…

Strongly Correlated Electrons · Physics 2015-06-03 A. Bhattacharyya , S. Giri , S. Majumdar

We explain a profound complexity of magnetic interactions of some technologically relevant gadolinium intermetallics using an ab-initio electronic structure theory which includes disordered local moments and strong $f$-electron…

The discovery in 2001 of superconductivity in some heavy fermion compounds of the RMIn$_5$ (R=4f or 5f elements, M=Co, Rh, Ir) family, has triggered enormous amount of research pointing to understand the physical origin of superconductivity…

Strongly Correlated Electrons · Physics 2015-06-23 Jorge I. Facio , D. Betancourth , Pablo Pedrazzini , V. F. Correa , V. Vildosola , D. J. García , Pablo S. Cornaglia

We grew the single crystal of stoichiometric Tm5Si2.0Ge2.0 using a Bridgeman method and performed XRD, EDS, magnetization, ac and dc magnetic susceptibilities, specific heat, electrical resistivity and XPS experiments. It crystallizes in…

A polycrystalline sample of the MgB_2 superconductor was investigated by measurements of the electrical resistivity, the thermopower and the thermal conductivity in the temperature range between 1.8K and 300K in zero magnetic field. The…

We investigate temperature dependent electronic correlation effects in the conduction bands of Gadolinium Nitride (GdN) based on the combination of many body analysis of the multi-band Kondo lattice model and the first principles TB-LMTO…

Strongly Correlated Electrons · Physics 2010-02-09 A. Sharma , W. Nolting

We have studied the microscopic magnetic properties, the nature of the 130-K phase transition, and the ground state in the recently synthesized compound Ce$_2$Rh$_2$Ga by use of $^{69,71}$Ga nuclear quadrupole resonance (NQR). The NQR…

Strongly Correlated Electrons · Physics 2022-09-16 Sh. Yamamoto , T. Fujii , S. Luther , H. Yasuoka , H. Sakai , F. Bärtl , K. M. Ranjith , H. Rosner , J. Wosnitza , A. M. Strydom , H. Kühne , M. Baenitz

The novel field-induced re-entrant phase in multiferroic hexagonal HoMnO3 is investigated to lower temperatures by dc magnetization, ac susceptibility, and specific heat measurements at various magnetic fields. Two new phases have been…

Strongly Correlated Electrons · Physics 2009-11-10 B. Lorenz , F. Yen , M. M. Gospodinov , C. W. Chu

The mechanism of the peculiar transport properties around the magnetic ordering temperature of semiconducting antiferromagnetic EuCd$_2$P$_2$ is not yet understood. With a huge peak in the resistivity observed above the N\'eel temperature,…