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The structure and magnetic properties of nanocrystalline PrCo$_3$ obtained from high energy milling technique are investigated by X-ray diffraction, Curie temperature determination and magnetic properties measurements are reported. The…

Materials Science · Physics 2015-05-28 K. Younsi , V. Russier , L. Bessais , J. -C. Crivello

SrRuO3 is a highly interesting material due to its anomalous-metal properties related with ferromagnetism and its relevance as conductive perovskite layer or substrate in heterostructure devices. We have used optical floating zone technique…

Strongly Correlated Electrons · Physics 2016-06-02 S. Kunkemöller , F. Sauer , A. A. Nugroho , M. Braden

We report structural and magnetic properties studies of large high quality single-crystals of the frustrated magnet, Nd$_2$Zr$_2$O$_7$. Powder x-ray diffraction analysis confirms that Nd$_2$Zr$_2$O$_7$ adopts the pyrochlore structure.…

Strongly Correlated Electrons · Physics 2015-05-18 M. Ciomaga Hatnean , M. R. Lees , O. A. Petrenko , D. S. Keeble , G. Balakrishnan , M. J. Gutmann , V. V. Klekovkina , B. Z. Malkin

We carried out detailed studies of the magnetic structure, magnetoelastic coupling, and thermal properties of EuCrO$_3$ nano-powders from room temperature to liquid helium temperature. Our neutron powder diffraction and X-ray powder…

Strongly Correlated Electrons · Physics 2016-04-07 M. Taheri , F. S. Razavi , Z. Yamani , R. Flacau , P. G. Reuvekamp , A. Schulz , R. K. Kremer

We have grown a YCrO$_3$ single crystal by the floating-zone method and studied its temperature-dependent crystalline structure and magnetization by X-ray powder diffraction and PPMS DynaCool measurements. All diffraction patterns were well…

Strongly Correlated Electrons · Physics 2024-03-08 Qian Zhao , Yinghao Zhu , Si Wu , Junchao Xia , Pengfei Zhou , Kaitong Sun , Hai-Feng Li

We have investigated the preparation and bulk magnetic properties of NaxCoO2 in the range 0.5<x<0.95, including those for single crystals grown by the floating-zone method in an image furnace. To characterize the samples and ascertain their…

Materials Science · Physics 2007-05-23 D. Prabhakaran , A. T. Boothroyd , R. Coldea , L. M. Helme , D. A. Tennant

We report the growth of large high quality crystals of the frustrated magnet, Pr2Zr2O7 by the floating zone technique. Several crystals have been produced starting with varying levels of excess of Pr6O11 to compensate for the loss of Pr2O3…

Materials Science · Physics 2016-11-09 M. Ciomaga Hatnean , C. Decorse , M. R. Lees , O. A. Petrenko , D. S. Keeble , G. Balakrishnan

In this study, severe plastic deformation by high pressure torsion is used as a fabrication method for nanocrystalline magnetic CuCo alloys in bulk quantities. By subsequent isothermal annealing, phase separation of the supersaturated solid…

Materials Science · Physics 2018-12-14 A. Bachmaier , H. Krenn , P. Knoll , H. Aboulfadl , R. Pippan

Systematic measurements pertinent to the magnetocaloric effect and nature of magnetic transition around the transition temperature are performed in the 10 nm Pr0.5Ca0.5MnO3 nanoparticles (PCMO10) . Maxwell relation is employed to estimate…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 S. Narayana Jammalamadaka , S. S. Rao , S. V. Bhat , J. Vanacken , V. V. Moshchalkov

Magnetic anisotropy is a crucial characteristic for enhancing spintronic device performance. The synthesis of SmCrGe$_3$ single crystals through a high-temperature solution method has led to the determination of uniaxial magnetocrystalline…

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

Magnetization measurements and time-of-flight neutron powder-diffraction studies on the high-temperature (300--980 K) magnetism and crystal structure (321--1200 K) of a pulverized YCrO$_3$ single crystal have been performed.…

Strongly Correlated Electrons · Physics 2021-11-04 Yinghao Zhu , Si Wu , Bao Tu , Shangjian Jin , Ashfia Huq , Joerg Persson , Haoshi Gao , Defang Ouyang , Zhubing He , Dao-Xin Yao , Zikang Tang , Hai-Feng Li

Magnetic measurements have been performed on 40-nm sphere-like Fe3O4 nanoparticles using a Quantum Design vibrating sample magnetometer. Coating Fe3O4 nanoparticles with SiO2 effectively eliminates magnetic interparticle interactions so…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 Jun Wang , Pieder Beeli , L. H. Meng , Guo-meng Zhao

We have synthesized single crystals of Na$_3$Co$_2$SbO$_6$ and characterized the structure and magnetic order by measuring anisotropic magnetic properties, heat capacity, x-ray and neutron single crystal diffraction. Magnetic properties and…

Strongly Correlated Electrons · Physics 2019-07-17 J. -Q. Yan , S. Okamoto , Y. Wu , Q. Zheng , H. D. Zhou , H. B. Cao , M. A. McGuire

Bulk nanocrystalline materials of small and medium ferromagnetic content were produced using severe plastic deformation by high-pressure torsion at roomtemperature. Giant magnetoresistive behavior was found for as deformed materials, which…

Materials Science · Physics 2020-09-08 Stefan Wurster , Martin Stueckler , Lukas Weissitsch , Timo Mueller , Andrea Bachmaier

In this study, a preparation route of Co-Cu alloys with soft magnetic properties by high-pressure torsion deformation is introduced. Nanocrystalline, supersaturated single-phase microstructures are obtained after deformation of Co-Cu…

We investigated theoretically electronic and magnetic properties of the perovskite material SrCoO$_{3-\delta}$ with $\delta\leq 0.15$ using a projector-augmented plane-wave method and a Green's function method. This material is known from…

This study reports the synthesis and physical properties of polycrystalline Dy$_2$CoCrO$_6$ (DCCO) nanoparticles. Analysis of the powder X-ray diffraction (XRD) pattern using Rietveld refinement showed that the compound crystallizes in an…

Materials Science · Physics 2025-06-03 M. M. Islam , M. A. Islam , Rana Hossain , M. J. Hosen , M. D. I. Bhuyan

LaCrGe$_3$ is an itinerant, metallic ferromagnet with a Curie temperature ($T_C$) of $\sim$ 86 K. Whereas LaCrGe$_3$ has been studied extensively as a function of pressure as an example of avoided ferromagnetic quantum criticality,…

Strongly Correlated Electrons · Physics 2023-05-10 M. Xu , S. L. Bud'ko , R. Prozorov , P. C. Canfield

Among the recently widely studied van der Waals layered magnets CrX3 (X=Cl, Br, I), CrCl3 monolayer (ML) is particularly puzzling as it is solely shown by experiments to have an in-plane magnetic easy axis and, furthermore, all of previous…

Materials Science · Physics 2020-01-08 Feng Xue , Yusheng Hou , Zhe Wang , Ruqian Wu
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