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Related papers: Structural evolution of MnTi0.8Ru0.2O3

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We studied the correlation between magnetic, electrical, structural, and magnetostriction properties of the electron doped manganites Ca$_x$Sm$_{1-x}$MnO$_3$ (x = 0.85, 0.8). The paramagnetic to antiferromagnetic transition in both the…

The first order magneto-structural transition ($T_t\simeq95$ K) and magnetocaloric effect in MnNiGe$_{0.9}$Ga$_{0.1}$ are studied via powder x-ray diffraction and magnetization measurements. Temperature dependent x-ray diffraction…

Materials Science · Physics 2018-01-17 Pallab Bag , R. Nath

We investigate the temperature evolution of the structural parameters of potential ferrotoroidic LiFeSi2O6 compound across structural and magnetic phase transitions. The structural transition (TS)is around 220K and the paramagnetic to…

Strongly Correlated Electrons · Physics 2019-09-04 R. K. Maurya , Priyamedha Sharma , R. Rawat , R. S. Singh , R. Bindu

Our purpose is to study role of ionic radii of non-magnetic dopants; Li+ (0.68 {\AA}), Mg2+ (0.72 {\AA}) and K+ (1.38 {\AA}) on the magnetic property of rutile TiO2 compound. The Ti0.94A0.06O2 (A=Li, Mg, K) compounds have been synthesized…

Materials Science · Physics 2015-10-19 S. K. Srivastava , M. Brahma , B. Brahma , G. Bouzerar

The effect of doping Mo for Mn on the magnetic and transport properties of the colossal magnetoresistance material, La0.67Ba0.33MnO3, has been studied. Compounds of the series La0.67Ba0.33Mn1-xMoxO3 (x=0.0 to 0.1) have been prepared and…

Materials Science · Physics 2009-11-11 Darshan C. Kundaliya , Reeta Vij , R. G. Kulkarni , B. Varughese , A. K. Nigam , S. K. Malik

The effect of Cu-doping at Mn-site on structural, magnetic and transport properties in electron-doped manganites La0.85Te0.15Mn1-xCuxO3 has been investigated. Based on the analysis of structural parameter variations, the valence state of…

Strongly Correlated Electrons · Physics 2009-11-10 J. Yang , W. H. Song , Y. Q. Ma , R. L. Zhang , B. C. Zhao , Z. G. Sheng , G. H. Zheng , J. M. Dai , Y. P. Sun

Magnetic properties of a polycrystalline alloy Ni$_{2.19}$Mn$_{0.81}$Ga, which undergoes a first-order magnetostructural phase transition from cubic paramagnetic to tetragonal ferromagnetic phase, are studied. Hysteretic behavior of…

Anomalous magnetic and transport properties observed in the La0.8-xEuxSr0.2MnO3 (0.04 l.e x l.e. 0.36) compounds are presented in this paper. The Curie temperature (TC) decreases from 260 K for x = 0.04 to 188 K for x = 0.16 and…

Strongly Correlated Electrons · Physics 2008-04-03 Rakesh Kumar , C. V. Tomy , P. L. Paulose , R. Nagarajan , S. K. Malik

Magnetic structure evolution of multiferroic hexagonal $YMn_{1-x}Fe_{x}O_{3}$ (${x} = 0, 0.05,$ and $0.1$) has been studied by carrying out detailed temperature-dependent neutron diffraction at zero- and 5T-fields. Thermodynamic data…

Materials Science · Physics 2017-07-26 Sonu Namdeo , S. S. S. Rao , S. D. Kaushik , V. Siruguri , A. M. Awasthi

The structural, electrical transport and magnetic properties of perovskite oxides La1-xTexMnO3 have been investigated and thus the magnetic phase diagram of La1-xTexMnO3 compounds as a function of temperature and the doping level x has been…

Strongly Correlated Electrons · Physics 2007-05-23 J. Yang , W. H. Song , Y. Q. Ma , R. L. Zhang , B. C. Zhao , Z. G. Sheng , G. H. Zheng , J. M. Dai , Y. P. Sun

The dc resistivity, magnetoresistance and magnetic susceptibility of La(1-x)SrxCoO3 compounds have been investigated in the temperature range of 4K to 300K for magnetic fields up to 7 T. In the doping range studied (0.05 - x - 0.25) the…

Condensed Matter · Physics 2009-10-28 Vladimir Golovanov , Laszlo Mihaly , A. R. Moodenbaugh

We report results of a magnetic and transport study of SrRu1-xMnxO3, i.e., Mn doped SrRuO3. The Mn doping drives the system from the itinerant ferromagnetic state (TC=165 K for x=0) through a quantum critical point at xc=0.39 to an…

Strongly Correlated Electrons · Physics 2009-11-10 G. Cao , S. Chikara , X. N. Lin , E. Elhami , V. Durairaj , P. Schlottmann

The development of ferromagnetism in Mn-doped Bi2Te3 is characterized through measurements on a series of single crystals with different Mn content. Scanning tunneling microscopy analysis shows that the Mn substitutes on the Bi sites,…

Magnetization, susceptibility, specific heat, resistivity, neutron and x-ray diffraction have been used to characterize the properties of single crystalline CaFe2-xNixAs2 as a function of Ni doping for x varying from 0 to 0.1. The combined…

As the first intrinsic antiferromagnetic (AFM) topological insulator (TI), MnBi$_2$Te$_4$ has provided a material platform to realize various emergent phenomena arising from the interplay of magnetism and band topology. Here by…

Materials Science · Physics 2022-07-25 Tiema Qian , Yueh-Ting Yao , Chaowei Hu , Erxi Feng , Huibo Cao , Igor I. Mazin , Tay-Rong Chang , Ni Ni

We report magnetic and magnetoelectric studies on BiFeO3 and divalent cation (A) suvtitute Bi0.7A0.3FeO3 (A = Sr,Ba, and Sr0.5Ba0.5). It is shown that the rapid increase of magnetization at the Neel temperature (TN = 642 K) is suppressed in…

Materials Science · Physics 2009-11-13 V. B. Naik , R. Mahendiran

Mn3TeO6 exhibits a corundum-related A3TeO6 structure and a complex magnetic structure involving two magnetic orbits for the Mn atoms [*]. Mn3-xCdxTeO6 (x=0, 1, 1.5 and 2) ceramics were synthesized by solid state reaction and investigated…

Materials Science · Physics 2012-01-20 S. A. Ivanov , R. Mathieu , P. Nordblad , E. Politova , R. Tellgren , C. Ritter , V. Proidakova

The magnetic phase diagram of $La_{1-\delta}MnO_{3}$ powdered samples have been studied as a function of $\delta $ in the low doping range. $La_{0.97}MnO_{3}$ has a canted magnetic structure at low temperature $(\theta \simeq…

Strongly Correlated Electrons · Physics 2009-10-31 S. de Brion , F. Ciorcas , G. Chouteau , P. Lejay , P. Radaelli , C. Chaillout

The effects of Cu-doping on the structural, magnetic, and transport properties of La0.7Sr0.3Mn1-xCuxO3 (0 < x < 0.20) have been studied using neutron diffraction, magnetization and magnetoresistance (MR) measurements. All samples show the…

Materials Science · Physics 2009-11-11 M. S. Kim , J. B. Yang , Q. Cai , X. D. Zhou , W. J. James , W. B. Yelon , P. E. Parris , D. Buddhikot , S. K. Malik

We report on structural, magnetic, electrical, and thermodynamic properties of Gd-doped LaMnO3 single crystals for Gd doping levels 0 <= x <= 1. At room temperature, for all doping levels the orthorhombic O' phase is indicative for a strong…

Strongly Correlated Electrons · Physics 2009-11-10 J. Hemberger , S. Lobina , H. -A. Krug von Nidda , N. Tristan , V. Yu. Ivanov , A. A. Mukhin , A. M. Balbashov , A. Loidl