Magnetic studies of nanosized nickel ferrite particles synthesized by the citrate precursor technique

S Prasad, NS Gajbhiye - Journal of Alloys and Compounds, 1998 - Elsevier
Nanometer size NiFe2O4 particles were synthesized by the Citrate precursor technique and
control of solid state reactivity yields the monophasic ultrafine NiFe2O4 which were …

Wet chemical synthesis of multicomponent hexaferrites by gel-to-crystallite conversion and their magnetic properties

C Sudakar, GN Subbanna, TRN Kutty - Journal of magnetism and magnetic …, 2003 - Elsevier
The hexaferrites of different compositions from the BaO–NiO–Fe2O3 ternary phase diagram
were prepared by a wet chemical process of gel-to-crystallite conversion. Herein, the …

Grain size effect on the Néel temperature and magnetic properties of nanocrystalline NiFe2O4 spinel

CN Chinnasamy, A Narayanasamy… - Journal of Magnetism …, 2002 - Elsevier
Nanocrystalline NiFe2O4 spinel ferrites with various grain sizes have been synthesized by
ball milling the bulk NiFe2O4. The average grain sizes were estimated from the X-ray line …

Mechanism of the formation of nanoscale M-type barium hexaferrite in the citrate precursor method

VK Sankaranarayanan, DC Khan - Journal of magnetism and magnetic …, 1996 - Elsevier
Nanoscale particles of BaFe12O19 in the size range 10–20 nm have been prepared at a
substantially low temperature of 425° C by a citrate precursor method. The low-temperature …

Magnetic properties of superparamagnetic lithium ferrite nanoparticles

S Verma, PA Joy - Journal of applied physics, 2005 - pubs.aip.org
Magnetic properties of lithium ferrite nanoparticles of size in the range of 4–50 nm⁠,
synthesized by a low-temperature method, have been evaluated. A broad maximum at∼ …

In situ generated dense shell-engaged Ostwald ripening: A facile controlled-preparation for BaFe12O19 hierarchical hollow fiber arrays

F Mou, J Guan, Z Sun, X Fan, G Tong - Journal of Solid State Chemistry, 2010 - Elsevier
This paper describes a simple and convenient approach to fabricate BaFe12O19
hierarchical hollow fibers or hollow fiber arrays by heat-treating electrospun solid fibers or …

Temperature dependence of the magnetization in fine particle systems and the Hopkinson effect. Application to barium ferrite powders

H Pfeiffer, W Schüppel - Journal of magnetism and magnetic materials, 1994 - Elsevier
The dependence of the magnetization of particle assemblies on the magnetic field and the
temperature is determined theoretically. We confine ourselves to small fields for simplicity …

Experimental study of Hopkinson effect in single domain CoFe/sub 2/O/sub 4/particles

NS Gajbhiye, S Prasad, G Blaji - IEEE transactions on …, 1999 - ieeexplore.ieee.org
Nanosize particles of CoFe/sub 2/O/sub 4/have been synthesized by the citrate precursor
technique. Considerably higher coercive force (1.68 kOe) than that obtained by the …

Olympic ring formation from newly prepared barium hexaferrite nanoparticle suspension

KVPM Shafi, I Felner, Y Mastai… - The Journal of Physical …, 1999 - ACS Publications
We report here, the first observation of features such as the Olympic Rings on transmission
electron micrographs of amorphous BaFe12O19 nanoparticles prepared by a sonochemical …

Sonochemical approach to the preparation of barium hexaferrite nanoparticles

K Shafi, A Gedanken - Nanostructured Materials, 1999 - Elsevier
A new method, via. the sonochemical decomposition of the solutions of organic precursors,
for the synthesis of nanostructured crystalline single phase BaFe12O19 particles is …