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Related papers: Magnetic polaron formation in EuZn$_2$P$_2$

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Alloys of hexagonal $\delta$-phase UZr$_2$ have been synthesized and studied by means of heat capacity, magnetic susceptibility, magnetization, electrical resistivity, magnetoresistance, thermoelectric power, thermal conductivity…

The physical properties of itinerant antiferromagnetic (AFM) SrCr$_2$As$_2$ with body-centered tetragonal ThCr$_2$Si$_2$ structure were investigated in single crystalline and polycrystalline forms by electrical resistivity $\rho$, heat…

Strongly Correlated Electrons · Physics 2022-04-20 Q. -P. Ding , Santanu Pakhira , N. S. Sangeetha , E. H. Krenkel , E. I. Timmons , M. A. Tanatar , R. Prozorov , D. C. Johnston , Y. Furukawa

Polarized neutron diffraction experiments have been performed on multiferroic materials $R$Mn$_{2}$O$_{5}$ ($R=$Ho, Er) under electric fields in the ferroelectric commensurate (CM) and the low-temperature incommensurate (LT-ICM) phases,…

Strongly Correlated Electrons · Physics 2015-05-13 S. Wakimoto , H. Kimura , M. Fukunaga , K. Nishihata , M. Takeda , K. Kakurai , Y. Noda , Y. Tokura

Magnetoresistance (MR) of Bi-2212 single crystals with T$_{c}$ $\approx 87-92 K$ is studied in pulsed magnetic fields up to 50T along the c-axis in a wide temperature range. The negative out-of-plane and the positive in-plane MRs are…

Superconductivity · Physics 2009-11-10 V. N. Zavaritsky , J. Vanacken , V. V. Moshchalkov , A. S. Alexandrov

We report occurrence of large magnetoresistance in lightly doped antiferromagnetic paraelectric EuTiO3. Reports of magnetoresistance in rare-earth titanates (RTiO3 oxides) are very scarce because they are highly insulating at low…

Strongly Correlated Electrons · Physics 2017-09-13 Km Rubi , R. Mahendiran

The magnetic phase diagram of CuCrO2 was studied with a novel method of simultaneous Cu NMR and electric polarization techniques with the primary goal of demonstrating that regardless of cooling history of the sample the magnetic phase with…

Strongly Correlated Electrons · Physics 2018-03-21 Yu. A. Sakhratov , J. J. Kweon , E. S. Choi , H. D. Zhou , L. E. Svistov , A. P. Reyes

We report physical properties of the conductive magnet PdCrO2 consisting of a layered structure with a triangular lattice of Cr3+ ions (S=3/2). We confirmed an antiferromagnetic transition at TN=37.5K by means of specific heat, electrical…

Strongly Correlated Electrons · Physics 2009-03-31 Hiroshi Takatsu , Hideki Yoshizawa , Shingo Yonezawa , Yoshiteru Maeno

We use a recently developed optical fiber Bragg grating technique, in continuous and pulsed magnetic fields in excess of 90T, to study magnetoelastic correlations in magnetic materials at cryogenic temperatures. Both insulating UO2 and…

Strongly Correlated Electrons · Physics 2019-05-29 Marcelo Jaime , Krzysztof Gofryk , Eric D. Bauer

We observe an unusual behavior of the spin Hall magnetoresistance (SMR) measured in a Pt ultra-thin film deposited on a ferromagnetic insulator, which is a tensile-strained LaCoO3 (LCO) thin film with the Curie temperature Tc=85K. The SMR…

Colossal magnetoresistance (CMR) is associated with the phase transition from a metallic ferromagnetic to insulating paramagnetic phase, which can be controlled by an applied magnetic field. The insulating phase occurs due to trapping of…

Materials Science · Physics 2013-12-16 F. Weber , D. Argyriou , O. Prokhnenko , D. Reznik

We report measurements of the resistance of silicon MOSFETs as a function of temperature in high parallel magnetic fields where the 2D system of electrons has been shown to be fully spin-polarized. A magnetic field suppresses the metallic…

Strongly Correlated Electrons · Physics 2009-10-31 K. M. Mertes , Hairong Zheng , S. A. Vitkalov , M. P. Sarachik , T. M. Klapwijk

Among various parent compounds of iron pnictide superconductors, EuFe2As2 stands out due to the presence of both spin density wave of Fe and antiferromagnetic ordering (AFM) of the localized Eu2+ moment. Single crystal neutron diffraction…

Unconventional anomalous Hall effect was observed in antiferromagnetic state of EuZn$_2$Sb$_2$. Scaling of unconventional Hall conductivity with the longitudinal conductivity, and the magnitude of Hall angle indicate spin chirality despite…

Materials Science · Physics 2024-05-14 Karan Singh , Orest Pavlosiuk , Shovan Dan , Dariusz Kaczorowski , Piotr Wiśniewski

Polar metals with ferroelectric-like displacements in metals have been achieved recently, half century later than Anderson and Blount's prediction. However, the genuine ferroelectricity with electrical dipolar switching has not yet been…

In this letter we report the observation of extremely large non-saturating linear magnetoresistance (MR) in Antimony(Sb) crystal. An extremely large magnetoresistance (XMR) of 43000% at 2K and large unsaturating MR$\sim\ $70% at room…

Materials Science · Physics 2020-01-06 Mukesh Kumar Dasoundhi , Indu Rajput , Devendra Kumar , Archana Lakhani

2D magnetic semiconductor CrSBr exhibits unique magneto-optical properties, yet its electronic structure and photophysical mechanisms remain unclear at high magnetic field and low temperature. Through comprehensive spectroscopic…

Materials Science · Physics 2024-11-28 Xiaodong Shen , Jiajun Cao , Weizheng Liang , Borong Cong , Bao Ke , Jialong Zhao , Bingsuo Zou

The solid solution Eu(Ga_1-xAl_x)_4 was grown in single crystal form to reveal a rich variety of crystallographic, magnetic, and electronic properties that differ from the isostructural end compounds EuGa_4 and EuAl_4, despite the similar…

Strongly Correlated Electrons · Physics 2018-05-30 Macy Stavinoha , Joya A. Cooley , Stefan G. Minasian , Tyrel M. McQueen , Susan M. Kauzlarich , C. -L. Huang , E. Morosan

We present detailed investigations in single crystals of two recently reported quaternary intermetallic compounds EuRhAl$_4$Si$_2$ and EuIrAl$_4$Si$_2$ employing magnetization, electrical resistivity in zero and applied fields, heat…

Strongly Correlated Electrons · Physics 2014-11-04 Arvind Maurya , P. Bonville , A. Thamizhavel , S. K. Dhar

Among iron 122 pnictide superconductors, the EuFe$_2$As$_2$ series draws particular interest because, in addition to superconductivity or the long-range spin-density-wave order in the Fe subsystem, the localized Eu$^{2+}$ magnetic moments…

Superconductivity · Physics 2011-03-15 Sina Zapf , Dan Wu , Lapo Bogani , Hirale S. Jeevan , Philipp Gegenwart , Martin Dressel

Nuclear magnetic resonance and magnetization measurements were used to probe the magnetic features of single-crystalline Bi(Cu(1-x)Znx)2PO6 with 0<x<0.05 at temperatures between 2.6 K and 300 K. The simple lineshape of the 31P NMR signals…

Strongly Correlated Electrons · Physics 2010-08-09 F. Casola , T. Shiroka , S. Wang , K. Conder , E. Pomjakushina , J. Mesot , H. -R. Ott