Exchange bias in nanostructures

J Nogués, J Sort, V Langlais, V Skumryev, S Suriñach… - Physics reports, 2005 - Elsevier
The phenomenology of exchange bias and related effects in nanostructures is reviewed.
The types of systems discussed include: lithographically fabricated ferromagnetic (FM) …

Exchange bias effect in alloys and compounds

S Giri, M Patra, S Majumdar - Journal of Physics: Condensed …, 2011 - iopscience.iop.org
The phenomenology of exchange bias effects observed in structurally single-phase alloys
and compounds but composed of a variety of coexisting magnetic phases such as …

Effect of mechanical milling on the structural, magnetic and dielectric properties of coprecipitated ultrafine zinc ferrite

SD Shenoy, PA Joy, MR Anantharaman - Journal of magnetism and …, 2004 - Elsevier
Nanosized ZnFe2O4 particles containing traces of α-Fe2O3 by intent were produced by low
temperature chemical coprecipitation methods. These particles were subjected to high …

Strongly exchange coupled core| shell nanoparticles with high magnetic anisotropy: a strategy toward rare-earth-free permanent magnets

E Lottini, A López-Ortega, G Bertoni, S Turner… - Chemistry of …, 2016 - ACS Publications
Antiferromagnetic (AFM)| ferrimagnetic (FiM) core| shell (CS) nanoparticles (NPs) of formula
Co0. 3Fe0. 7O| Co0. 6Fe2. 4O4 with mean diameter from 6 to 18 nm have been synthesized …

Synthesis and characterization of structural and magnetic properties of graphene/hard ferrite nanocomposites as microwave-absorbing material

Z Durmus, A Durmus, H Kavas - Journal of Materials Science, 2015 - Springer
In this study, barium hexaferrite nanoparticles were synthesized via the citrate sol–gel
combustion method in a reaction medium consisting of various forms of graphene …

Exchange bias and spin glass states driven by antisite disorder in the double perovskite compound

RC Sahoo, Y Takeuchi, A Ohtomo, Z Hossain - Physical Review B, 2019 - APS
Antisite (B-site) disorder in double perovskite lattice is responsible for various magnetic
phenomena such as exchange bias, spin glass, memory effect, colossal magnetoresistance …

Size-dependent passivation shell and magnetic properties in antiferromagnetic/ferrimagnetic core/shell MnO nanoparticles

A López-Ortega, D Tobia, E Winkler… - Journal of the …, 2010 - ACS Publications
The magnetic properties of bimagnetic core/shell nanoparticles consisting of an
antiferromagnetic MnO core and a ferrimagnetic passivation shell have been investigated. It …

Improving the energy product of hard magnetic materials

J Sort, S Suriñach, JS Muñoz, MD Baró, J Nogués… - Physical Review B, 2002 - APS
A route toward enhancing the energy product (BH) max of permanent magnetic materials, at
room temperature, based on ferromagnetic-(FM-) antiferromagnetic (AFM) exchange …

Enhanced magnetic properties in antiferromagnetic-core/ferrimagnetic-shell nanoparticles

M Vasilakaki, KN Trohidou, J Nogués - Scientific reports, 2015 - nature.com
Bi-magnetic core/shell nanoparticles are gaining increasing interest due to their foreseen
applications. Inverse antiferromagnetic (AFM)/ferrimagnetic (FiM) core/shell nanoparticles …

Cluster-glass behavior in the two-dimensional triangular lattice Ising-spin compound

R Kumar, P Yanda, A Sundaresan - Physical Review B, 2021 - APS
We present the detailed structural and magnetic properties of Li 2 Mn 3 O 7 from powder x-
ray diffraction (XRD), dc susceptibility, heat capacity, ac susceptibility, thermoremanent …