133 citations · 1.6k across the 74 of their papers we have counts for
27 papers · 1 filter
Incommensurate structural and magnetic modulations in potassium-rich cryptomelane, KMnO ()
Liam A. V. Nagle-Cocco, Joshua D. Bocarsly, Krishnakanth Sada +9
Cryptomelane is a hollandite-like material consisting of K cations in an -MnO tunnel-like crystallographic motif. Cryptomelane with stoichiometry KMnO ($x…
Magnetic structure determination of rare-earth based, high moment, atomic laminates; potential parent materials for 2D magnets
Daniel Potashnikov, Elad Nisan Caspi, Asaf Pesach +11
We report muon spin rotation (SR) and neutron diffraction on the rare-earth based magnets (MoRE)AlC, also predicted as parent materials for 2D derivatives, w…
Structural, magnetic and electronic properties of CaBaCo4-xMxO7 (M= Fe, Zn)
V. Cuartero, J. Blasco, G. Subías +3
The effect of substituting iron and zinc for cobalt in CaBaCoO has been investigated using neutron diffraction and x-ray absorption spectroscopy. The orthorhombic distortio…
Observation of a possible diluted ferromagnetism above room temperature in cobalt-substituted LaTa(O,N)3-d
Cora Bubeck, Eberhard Goering, Robert Lawitzki +11
Since 2000, the intensive effort in materials research to develop a diluted magnetic semiconductor exhibiting high-temperature (HT) ferromagnetism above room temperature was not su…
Magnetic structure of Cu2MnBO5 ludwigite: thermodynamic, magnetic properties and neutron diffraction study
Evgeniya Moshkina, Clemens Ritter, Evgeniy Eremin +4
We report on the thermodynamic, magnetic properties and the magnetic structure of ludwigite-type Cu2MnBO5. The specific heat, the low-field magnetization and the paramagnetic susce…
Magnetic properties of the RbMnPO4 zeolite-ABW type material: a frustrated zigzag spin chain
G. Nénert, J. L. Bettis, R. K. Kremer +5
The crystal structure and magnetic properties of the RbMnPO4 zeolite-ABW type material have been studied by temperature-dependent neutron powder diffraction, low temperature magnet…
Magnetic structure and dynamics of a strongly one-dimensional cobalt metal-organic framework
Romain Sibille, Elsa Lhotel, Thomas Mazet +4
We investigate the magnetism of the Co(OH)(CHO) metal-organic framework which displays complex inorganic chains separated from each other by di…
Chemical pressure effects on structural, dielectric and magnetic properties of solid solutions Mn3-xCoxTeO6
S. A. Ivanov, R. Mathieu, P. Nordblad +6
The effects of Co2+ doping on the structural, magnetic and dielectric properties of the multiferroic frustrated antiferromagnet Mn3TeO6 have been investigated. Ceramic samples of t…
Thermally activated magnetization reversal in bulk BiFe0.5Mn0.5O3
Davide Delmonte, Francesco Mezzadri, Chiara Pernechele +9
We report on the synthesis and characterization of BiFe0.5Mn0.5O3, a potential type-I multiferroic compound displaying temperature induced magnetization reversal. Bulk samples were…
(CuCl)LaTa2O7 and quantum phase transition in the (CuX)LaM2O7 family (X = Cl, Br; M = Nb, Ta)
Alexander A. Tsirlin, Artem M. Abakumov, Clemens Ritter +1
We apply neutron diffraction, high-resolution synchrotron x-ray diffraction, magnetization measurements, electronic structure calculations, and quantum Monte-Carlo simulations to u…
Short-range order of Br and three-dimensional magnetism in (CuBr)LaNb2O7
Alexander A. Tsirlin, Artem M. Abakumov, Clemens Ritter +3
We present a comprehensive study of the crystal structure, magnetic structure, and microscopic magnetic model of (CuBr)LaNb2O7, the Br analog of the spin-gap quantum magnet (CuCl)L…
Temperature-dependent multi-k magnetic structure in multiferroic Co3TeO6
S. A. Ivanov, R. Tellgren, C. Ritter +6
A complex magnetic order of the multiferroic compound Co3TeO6 has been revealed by neutron powder diffraction studies on ceramics and crushed single crystals. The compound adopts a…
New type of incommensurate magnetic ordering in Mn3TeO6
S. A. Ivanov, P. Nordblad, R. Mathieu +5
The complex metal oxide Mn3TeO6 exhibits a corundum related structure and has been prepared both in forms of single crystals by chemical transport reactions and of polycrystalline…
Neutron diffraction studies and the magnetism of an ordered perovskite: Ba2CoTeO6
S. A. Ivanov, P. Nordblad, R. Mathieu +2
The complex perovskite Ba2CoTeO6 (BCTO) has been synthesised, and the crystal structure and magnetic properties have been investigated using a combination of X-ray and neutron powd…
Magnetic Structure of CaBaCo4O7: Lifting of Geometrical Frustration towards Ferrimagnetism
V. Caignaert, V. Pralong, V. Hardy +2
CaBaCo4O7 represents a new class of ferrimagnets whose structure is built up of CoO4 tetrahedra only, similarly to other members LnBaCo4O7 of the 114 series, forming an alternate s…
Neutron scattering and muSR investigations of the spin liquid state with quenched disorder in LuCuGaO4
S Calder, SR Giblin, DR Parker +5
LuCuGaO4 has magnetic Cu2+ and diamagnetic Ga3+ ions distributed on a triangular bilayer and is suggested to undergo a spin-glass transition with T_g approximately 0.4 K. Using muS…
Neutron powder diffraction investigation of the structural and magnetic properties of (La1-yYy)FeAsO
A. Martinelli, A. Palenzona, M. Tropeano +3
The structural, magnetic and resistive properties of (La1-yYy)FeAsO compounds (y = 0.10, 0.20, 0.30) have been investigated by means of X-ray and neutron powder diffraction as well…
Structure and Magnetism of HoBaCo2O5+delta Layered Cobaltites with 0.02<delta<0.22
Lorenzo Malavasi, Yuri Diaz-Fernandez, M. Cristina Mozzati +1
In this paper we have studied, by means of high-resolution neutron powder diffraction and magnetic susceptibility, the structural and magnetic features of selected samples of the H…
Correlation between Thermal Properties, Electrical Conductivity and Crystal Structure in the BaCe0.80Y0.20O2.9 Proton Conductor
Lorenzo Malavasi, Clemens Ritter, Gaetano Chiodelli
In this paper we report an extensive neutron diffraction investigation at high temperature on the BaCe0.80Y0.20O2.9 proton conducting material. Our results precisely define the str…
Chemical Pressure Tuning of Magnetic Coupling in the La1.4Sr1.6Mn2O7 Bilayered Manganite
Lorenzo Malavasi, Clemens Ritter, M. Cristina Mozzati +2
In this paper the effect of the chemical pressure induced by the Sr replacement for Ca in the La1.4Sr1.6Mn2O7 lattice is directly probed by means of neutron diffraction as a functi…
Correlation between transport properties and lattice effects in the NdCoO3 based catalysts and sensor materials
Cristina Tealdi, Lorenzo Malavasi, Fabia Gozzo +4
This study presents correlations between the structural and transport properties of pure and doped neodymium cobaltate, a compound of great interest for its foreseen applications a…
High and low-temperature crystal and magnetic structures of epsilon-Fe2O3 and their correlation to its magnetic properties
M. Gich, C. Frontera, A. Roig +10
The crystal and magnetic structures of the orthorhombic e-Fe2O3 have been studied by simultaneous Rietveld refinement of X-ray and neutron powder diffraction data in combination wi…
Structural phase separation in La2/3Ba1/3MnO3: macroscopic and microscopic aspects
A. B. Beznosov, E. L. Fertman, P. P. Pal-Val +4
The structural phase transformation in the La2/3Ba1/3MnO3 perovskite manganite was studied by ultrasound, neutron diffraction and electron microscopy techniques. Minima of the velo…
Chemical Pressure Effect on the Magnetic Order of the La1.4Sr1.6Mn2O7 Bilayered Manganite
Lorenzo Malavasi, Maria Cristina Mozzati, Clemens Ritter +2
In this Communication is it shown the role of Ca-doping in stabilizing the A-type AFM structure of the optimally doped La1.4Sr1.6Mn2O7 bilayered manganite.