Anomalous Magnetic Properties of Nanoparticles Arising from Defect Structures: Topotaxial Oxidation of Fe1–xO|Fe3−δO4 Core|Shell Nanocubes to Single-Phase …

E Wetterskog, CW Tai, J Grins, L Bergstrom… - ACS …, 2013 - ACS Publications
Here we demonstrate that the anomalous magnetic properties of iron oxide nanoparticles
are correlated with defects in their interior. We studied the evolution of microstructure and …

Synthesis, morphology, microstructure and magnetic properties of hematite submicron particles

M Tadić, N Čitaković, M Panjan, Z Stojanović… - Journal of alloys and …, 2011 - Elsevier
We report on hydrothermal synthesis, plate-like morphology, microstructure and magnetic
properties of hematite (α-Fe 2 O 3) plate-like particles. The sample is obtained immediately …

Origin of the large dispersion of magnetic properties in nanostructured oxides: Fe x O/Fe 3 O 4 nanoparticles as a case study

M Estrader, A López-Ortega, IV Golosovsky, S Estradé… - Nanoscale, 2015 - pubs.rsc.org
The intimate relationship between stoichiometry and physicochemical properties in
transition-metal oxides makes them appealing as tunable materials. These features become …

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 …

A novel ternary NiFe2O4/CuO/FeO-chitosan nanocomposite as a cholesterol biosensor

J Singh, M Srivastava, P Kalita, BD Malhotra - Process Biochemistry, 2012 - Elsevier
We report the results of studies relating to the in situ synthesis of a novel ternary
NiFe2O4/CuO/FeO-chitosan nanocomposite, which could be utilized as a cholesterol …

Investigations of Structural, Magnetic, and Electrochemical Properties of NiFe2O4 Nanoparticles as Electrode Materials for Supercapacitor Applications

S Kumar, F Ahmed, NM Shaalan, N Arshi, S Dalela… - Materials, 2023 - mdpi.com
Magnetic nanoparticles of NiFe2O4 were successfully prepared by utilizing the sol–gel
techniques. The prepared samples were investigated through various techniques such as X …

Green synthesis of iron oxide nanoparticles from Calotropis procera latex: an eco-friendly catalyst for biodiesel production from Calotropis procera seed oil

S Kumar, S Kumari, A Kumari, N Kondal… - Clean Technologies and …, 2024 - Springer
Iron oxide nanoparticles (α-Fe2O3 NP) have vast applications worldwide in different fields
due to their antimicrobial, antioxidant and antibacterial properties. Now these nanoparticles …

Selective control over the morphology and the oxidation state of iron oxide nanoparticles

M Escoda-Torroella, C Moya, AF Rodríguez, X Batlle… - Langmuir, 2020 - ACS Publications
Iron oxide nanoparticles (NPs) have been extensively used for both health and
technological applications. The control over their morphology, crystal microstructure, and …

Synthesis and surface modification of uniform MFe2O4 (M = Fe, Mn, and Co) nanoparticles with tunable sizes and functionalities

LI Cabrera, Á Somoza, JF Marco, CJ Serna… - Journal of Nanoparticle …, 2012 - Springer
Cubic monodisperse MFe 2 O 4 ferrite nanoparticles (M= Fe, Co, and Mn) with tunable sizes
between 7 and 20 nm and a narrow size distribution have been achieved in a one step …

Highly crystalline superparamagnetic iron oxide nanoparticles (SPION) in a silica matrix

M Tadić, V Kusigerski, D Marković, M Panjan… - Journal of Alloys and …, 2012 - Elsevier
We report on magnetic properties of iron oxide nanoparticles in a silica matrix synthesized
by the sol–gel method. The sample is characterized by using X-ray powder diffractometer …