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Related papers: Magnetic phases evolution in the LaMn1-xFexO3+y sy…

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Polycrystalline Al7+xFe23Ge14-x-type orthorhombic Al8.5-xFe23Ge12.5+x (0<=x<=3) compounds were studied by X-ray diffraction measurement, metallographic examination, and magnetization and electrical resistivity measurements. The lattice…

Materials Science · Physics 2020-06-08 Jiro Kitagawa , Genta Yakabe , Akinori Nakayama , Terukazu Nishizaki , Masami Tsubota

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,…

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

We investigate a series of manganese oxides, the La0.225Pr0.4(Ca1-xSrx)0.375MnO3 system. The x = 0 sample is a prototype compound for the study of phase separation in manganites, where ferromagnetic and charge ordered antiferromagnetic…

Strongly Correlated Electrons · Physics 2016-09-14 G. G. Eslava , F. Parisi , P. L. Bernardo , M. Quintero , G. Leyva , L. F. Cohen , L. Ghivelder

The effect of Fe doping in the Mn site on the magnetic, transport and structural properties of polycrystalline La1/2Ca1/2MnO3 was studied. Doping with low Fe concentration (< 10%) strongly affects electrical transport and magnetization.…

Materials Science · Physics 2016-08-31 P. Levy , L. Granja , E. Indelicato , D. Vega , G. Polla , F. Parisi

The effect of the variation of oxygen content on structural, magnetic and transport properties in the electron-doped manganites La0.9Te0.1MnOy has been investigated. All samples show a rhombohedral structure with the space group . The Curie…

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

The structural and magnetic properties of polycrystalline YMn1-xMxO3 (M = Ti, Fe, Ga; x = 0, 0.1) have been studied by neutron powder diffraction and magnetic measurements to probe the effect of Mn site doping on the frustration behavior…

Materials Science · Physics 2013-08-13 Neetika , A. Das , C. L. Prajapat , S. S. Meena

$^{75}$As Nuclear Magnetic (NMR) and Quadrupolar (NQR) Resonance were used, together with M\"{o}ssbauer spectroscopy, to investigate the magnetic state induced by Mn for Fe substitutions in F-doped LaFe$_{1-x}$Mn$_{x}$AsO superconductors.…

We investigate the magnetization dynamics of $TmFeO_3$ single crystals across the spin-reorientation phase transition using broadband microwave absorption spectroscopy up to 87.5 GHz. Temperature- and magnetic-field-dependent…

We have studied the magnetic and transport behavior of doped La0.65 A0.35 Mn0.95Fe0.05 O3 (A= Ca, Sr, Pb, Ba) compounds. All the compositions show ferromagnetic/metal to paramagnetic/insulator transition except the Pb doped sample which is…

Strongly Correlated Electrons · Physics 2010-11-11 Wiqar Hussain Shah

The phase diagram of half-doped manganite systems of formula A_{0.5}A'_{0.5}MnO_3 is investigated within a single-orbital model incorporating magnetic double-exchange and superexchange, together with intersite Coulomb and electron-lattice…

Strongly Correlated Electrons · Physics 2009-10-31 S. Fratini , D. Feinberg , M. Grilli

The emergence of a ferromagnetic component in $LaMnO_{3}$ with low Cr-for-Mn substitution has been studied by x-ray absorption spectroscopy and x-ray magnetic circular dichroism at the Mn and Cr K edges. The local magnetic moment strength…

Strongly Correlated Electrons · Physics 2015-06-16 A. Y. Ramos , H. C. N. Tolentino , O. Bunau , Y. Joly , S. Grenier , R. A. Souza , N. M. Souza-Neto , F. Baudelet , F. Wilhelm , A. Rogalev , O. Proux , A. Caneiro

We explore the magnetically-ordered ground state of the isovalently-substituted Mott-insulator Y$_{1-x}$La$_{x}$TiO$_{3}$ for $x$ $\leq$ 0.3 via single crystal growth, magnetometry, neutron diffraction, x-ray magnetic circular dichroism…

Multiferroics possess two or more switchable states such as polarization, magnetization, etc. Phonon excitations in multiferroic phase are strongly modified by magnetoelectric coupling, spin-phonon coupling, and anharmonic phonon-phonon…

Materials Science · Physics 2021-10-26 Bommareddy Poojitha , Ankit Kumar , Anjali Rathore , Surajit Saha

An attempt is made to resolve the controversy related to the low temperature phase (ground state) of the low-doped ferromagnetic (FM)- insulator(I) manganite through bulk magnetic measurements on La${_{0.9}}$Sr$_{0.1}$MnO${_3}$ sample. It…

Strongly Correlated Electrons · Physics 2008-02-15 K. Mukherjee , A. Banerjee

Many Heusler compounds possess magnetic properties well-suited for applications as spintronic materials. The pseudo-binary Mn$_{0.5}$Fe$_{0.5}$Ru$_2$Sn, formed as a solid solution of two full Heuslers, has recently been shown to exhibit…

Materials Science · Physics 2017-10-06 Elizabeth Decolvenaere , Michael Gordon , Ram Seshadri , Anton Van der Ven

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

We report on structural, magnetic and electrical properties of Sr-doped LaMnO_3 single crystals for doping levels 0.4 < x < 0.85. The complex structural and magnetic phase diagram can only be explained assuming significant contributions…

Strongly Correlated Electrons · Physics 2009-11-07 J. Hemberger , A. Krimmel , T. Kurz , H. -A. Krug von Nidda , V. Yu. Ivanov , A. A. Mukhin , A. M. Balbashov , A. Loidl

We present a first-principles investigation of magnetic exchange interactions and critical behavior in (111)-oriented (LaMnO$_3$)$_{2n}$|(SrMnO$_3$)$_n$ superlattices for $n=2,4,6$. For all superlattices under investigation, we find robust…

Strongly Correlated Electrons · Physics 2026-02-17 Shivalika Sharma , Julio do Nascimento , Imran Ahamed , Fabrizio Cossu , Heung-Sik Kim , Igor Di Marco

The structural, electronic and magnetic properties of Fe7S8 material have been studied within the framework of the ab-initio calculations, the mean field approximation (MFA) and Monte Carlo simulation (MCS). Our study shows that two forms…

Materials Science · Physics 2020-12-09 S. Benyoussef , Y. EL Amraoui , H. Ez-Zahraouy , D. Mezzane , Z. Kutnjak , I. A. Luk'yanchuk , M. EL Marssi