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Related papers: Spin Hall magnetoresistance in paramagnetic NdGaO3

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Magnetic anisotropy (MA) is one of the most important material properties for modern spintronic devices. Conventional manipulation of the intrinsic MA, i.e. magnetocrystalline anisotropy (MCA), typically depends upon crystal symmetry.…

Magnetite (Fe3O4) based tunnel junctions with turret/mesa structure have been investigated for different barrier materials (SrTiO3, NdGaO3, MgO, SiO2, and Al2O(3-x)). Junctions with a Ni counter electrode and an aluminium oxide barrier…

Materials Science · Physics 2007-05-23 D. Reisinger , P. Majewski , M. Opel , L. Alff , R. Gross

Low temperature resistivity of CMR manganites is investigated. At the ground state, conduction electrons are perfectly spin polarized, which is called half-metallic. From one-magnon scattering processes, it is discussed that the resistivity…

Strongly Correlated Electrons · Physics 2009-10-31 N. Furukawa , Y. Shimomura , T. Akimoto , Y. Moritomo

Measurements of DC magnetization, AC susceptibility and Hall effect of $Pr_{0.7}Sr_{0.3}MnO_3$ single crystal are reported. The various features are discussed in terms of competing electronic and spin ordering phase transitions, in…

Strongly Correlated Electrons · Physics 2007-05-23 D. Dimitrov , V. Lovchinov , M. Gospodionov , with Ph. Vanderbemden , M. Ausloos

We use ab initio electronic structure calculations within the generalized gradient approximation (GGA+U) to density functional theory (DFT) to determine the microscopic exchange interactions in the series of orthorhombic rare-earth…

Materials Science · Physics 2015-04-22 Natalya S. Fedorova , Claude Ederer , Nicola A. Spaldin , Andrea Scaramucci

Spin orbit torques (SOT) are used to manipulate magnetization of ferromagnets in heavy metal / ferromagnetic bilayers and thus are technologically relevant from magnetization switching perspective. This necessitates development of methods…

Mesoscale and Nanoscale Physics · Physics 2026-04-03 Akanksha Chouhan , Abhishek Erram , Ashwin A. Tulapurkar

Solid-state NMR spectroscopy is a powerful technique for the characterization of the atomic-level structure and dynamics of materials. Nevertheless, the use of this technique is often limited by its lack of sensitivity, which can prevent…

One of recent surprising discoveries is the unusual anisotropic magnetoresistance (UAMR) that depends on two magnetization components perpendicular to the current differently, in contrast to the conventional anisotropic magnetoresistance…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 M. Q. Dong , Zhi-Xin Guo , X. R. Wang

The origin of the Hall effect in many itinerant ferromagnets is still not resolved, with an anomalous contribution from the sample magnetization that can exhibit extrinsic or intrinsic behavior. We report the first mid-infared (MIR)…

Strongly Correlated Electrons · Physics 2015-05-14 M. -H. Kim , G. Acbas , M. -H. Yang , M. Eginligil , P. Khalifah , I. Ohkubo , H. Christen , D. Mandrus , Z. Fang , J. Cerne

We performed a systematic study of the temperature- and field-dependence of magnetization and resistivity of Gd2PdSi3, which is a centrosymmetric skyrmion crystal. While the magnetization behavior is consistent with the reported phase…

Strongly Correlated Electrons · Physics 2020-11-19 Han Zhang , Qing Huang , Lin Hao , Junyi Yang , Kyle Noordhoek , Shashi Pandey , Haidong Zhou , Jian Liu

Magneto-resistive and magneto-caloric properties of polycrystalline Pr2/3Sr1/3MnO3 have been studied as a function of sintering temperature (Ts) between 1260-1450{\deg}C. Reitveld refinement of their X-ray diffraction (XRD) patterns…

Strongly Correlated Electrons · Physics 2013-07-18 Ramesh Chandra Bhatt , Shiva Kumar Singh , P. C. Srivastava , S. K. Agarwal , V. P. S. Awana

We report a detailed investigation into the metamagnetism of Sr3Ru2O7 at low temperatures for the magnetic field parallel to the ruthenium oxygen planes. The metamagnetism is studied as a function of temperature, magnetic field and sample…

Strongly Correlated Electrons · Physics 2009-11-10 Robin S. Perry , Takashi Tayama , Kentaro Kitagawa , Toshiro Sakakibara , Kenji Ishida , Yoshiteru Maeno

We extract spin-valley physics in the anomalous Hall and Nernst responses of the spin-orbit coupled $\alpha$-$T_3$ system in the presence of a time-reversal symmetry breaking staggered magnetization. We show that the interplay between the…

Mesoscale and Nanoscale Physics · Physics 2026-04-07 Lakpa Tamang , Tutul Biswas

It is found that the polycrystalline NdRu2Ge2 undergoes two successive magnetic transitions at Tt=10 K and TN=19 K. Evidence of metamagnetic transition is detected in the magnetization isotherm data in the antiferromagnetic regime.…

Strongly Correlated Electrons · Physics 2015-06-11 Bibekananda Maji , K. G. Suresh , A. K. Nigam

PbCuTe2O6 is a rare example of a spin liquid candidate featuring a three dimensional magnetic lattice. Strong geometric frustration arises from the dominant antiferromagnetic interaction which generates a hyperkagome network of Cu2+ ions…

Strongly Correlated Electrons · Physics 2016-03-14 P. Khuntia , F. Bert , P. Mendels , B. Koteswararao , A. V. Mahajan , M. Baenitz , F. C. Chou , C. Baines , A. Amato , Y. Furukawa

We have studied the field and temperature dependence of the magnetization of single crystals of Sr3NiIrO6. These measurements evidence the presence of an easy axis of anisotropy and two anomalies in the magnetic susceptibility. Neutron…

The beta Mn type Co-Zn-Mn alloys have seized significant attention due to their ability to host skyrmions at room temperature. Here we analyse the unconventional magneto-transport properties of Co8Zn8Mn4 single crystals with a Curie…

Materials Science · Physics 2023-10-03 P. Saha , P. Das , M. Singh , R. Rai , S. Patnaik

We study the impact of spin wave damping ($\alpha$) on the auto-oscillation properties of nano-constriction based spin Hall nano-oscillators (SHNOs). The SHNOs are based on a 5 nm Pt layer interfaced to a 5 nm Py$_{100-x-y}$Pt$_{x}$Ag$_{y}$…

Mesoscale and Nanoscale Physics · Physics 2018-02-16 Yuli Yin , Philipp Dürrenfeld , Mykola Dvornik , Martina Ahlberg , Afshin Houshang , Ya Zhai , Johan Åkerman

The gigantic decrease of resistance by an applied magnetic field, which is often referred to as colossal magnetoresistance (CMR), has been an attracting phenomenon in strongly correlated electron systems. The discovery of CMR in manganese…

Strongly Correlated Electrons · Physics 2019-09-25 S. Yamada , N. Abe , H. Sagayama , K. Ogawa , T. Yamagami , T. Arima

The $RE$Al(Si,Ge) ($RE$ = rare earth) family, known to break both the inversion- and time-reversal symmetries, represents one of the most suitable platforms for investigating the interplay between correlated-electron phenomena and…

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