[HTML][HTML] Unveiling the shape-selective CoCr2-yScyO4 nanomagnetism

VJ Angadi, K Manjunatha, MC Oliveira, E Longo… - Applied Surface …, 2022 - Elsevier
In this study CoCr 2-y Sc y O 4 (y= 0, 0.01, 0.02, and 0.03) nanoparticles (NPs) have been
synthesized following the solution combustion method and characterized by combining …

Structural, electronic and magnetic properties of Sc 3+ doped CoCr 2 O 4 nanoparticles

K Manjunatha, VJ Angadi, RAP Ribeiro… - New Journal of …, 2020 - pubs.rsc.org
The control over spin distribution to achieve magnetic properties in crystalline structures is
crucial for materials design. A clear understanding of the relationship between structure and …

Ferroelectric order with a linear high-field magnetoelectric coupling in : A proposed Kitaev compound

S Mukherjee, G Manna, P Saha, S Majumdar… - Physical Review Materials, 2022 - APS
We report ferroelectric (FE) order associated with a linear magnetoelectric consequence in
Na 2 Co 2 TeO 6. The ferroelectric order around∼ 72 K (TFE), which is much above the …

Structural transformation and magnetic properties of Fe-substituted nano CuCr2O4 spinel structure

K Yadagiri, Y Anvay, D Dinakar, N Narasaiah… - Ceramics …, 2024 - Elsevier
Nanoparticles of CuCr 2 O 4 and Fe substituted CuCr 2 O 4 are synthesized using the sol-
gel technique and characterized using XRD Raman and FeSEM to determine their structure …

Linear magnetoelectric coupling without long-range magnetic order and rare-earth-free large magnetocaloric effect in

S Mukherjee, N Mondal, M Polentarutti, G Bais… - Physical Review B, 2024 - APS
The cobalt atoms within the crystal structure of Co 3 V 2 O 8 arrange themselves into
kagome staircase lattices. Our low-temperature synchrotron diffraction studies confirm a …

Space-charge driven origin of the reversible pyrocurrent peaks in

A Das, R Pal, S Mehta, KP Islam, A Mondal, AN Pal… - Physical Review B, 2024 - APS
CuCr 2 O 4, which belongs to the family of AB 2 O 4 spinels, was recently reported to be a
type-I multiferroic material. The observations of type-I multiferroicity, ie, where ferroelectricity …

Rhombohedral distortion-driven ferroelectric order and exchange bias effect in geometrically frustrated

JK Dey, A Chatterjee, AC Dippel, O Gutowski… - Physical Review …, 2021 - APS
The rhombohedral distortion-driven occurrence of the spontaneous electric polarization at a
reasonably high temperature (T) and an exchange bias (EB) effect below the …

Dynamical response of localized electron hopping and dipole relaxation in Cu1− x Zn x Fe2O4 magnetoceramics

SK Jena, DC Joshi, S Ghosh, K Dasari… - Journal of Physics D …, 2021 - iopscience.iop.org
We report a detailed study on the dynamical response of localized electron hopping and
dipole relaxation in bulk polycrystals of Zn diluted Cuprospinel (Cu 1− x Zn x Fe 2 O 4). The …

Exploring the low-temperature polarization and the multifield-manipulated dielectric tunability behavior of NiMn2O4

LG Wang, R Wang, CM Zhu, GB Yu, PY Zeng… - Ceramics International, 2024 - Elsevier
Manganese oxides with spinel structure could exhibit abundant physical effects due to the
complex sublattice structure, variable valence states and the intricate roles of manganese …

Coexisting antiferromagnetic phases on the frustrated pyrochlore sublattice of the mixed Jahn-Teller system

M Reehuis, M Tovar, B Klemke, DM Többens… - Physical Review …, 2024 - APS
The magnetic order and phase transitions in the normal spinel system Ni 1− x Cu x Cr 2 O 4
are studied by powder-neutron and x-ray diffraction, as well as by magnetization …