Role of wide particle size distribution on magnetization

N Kaur, SD Tiwari - Applied Physics A, 2020 - Springer
Role of particle size distribution on magnetization of two polydispersed samples of
antiferromagnetic NiO particles is investigated. Zero field-cooled and field-cooled …

Magnetic Properties of Two‐Line Ferrihydrite Nanoparticles

C Rani, SD Tiwari - physica status solidi (b), 2022 - Wiley Online Library
Two‐line ferrihydrite particles are synthesized. Structural characterization of the sample is
done with an X‐ray diffractometer, transmission electron microscope, Fourier‐transform …

Deep image compression with lifting scheme: Wavelet transform domain based on high‐frequency subband prediction

MI Anju, J Mohan - International Journal of Intelligent Systems, 2022 - Wiley Online Library
Image compression is the most important image processing method extensively deployed in
different appliances.“Discrete wavelet transform (DWT)” is one of the well‐adopted …

Thermal decomposition of ferritin core

N Kaur, SD Tiwari - Applied Physics A, 2019 - Springer
Ferritin is an iron storage protein found in living organisms. It is an antiferromagnetic
nanoparticle system consisting of an inorganic core surrounded by a protein shell. Ferritin is …

Interparticle interaction effect on superparamagnetic properties of ferrimagnetic particles

S Rajput, SD Tiwari - Journal of Magnetism and Magnetic Materials, 2024 - Elsevier
Uncoated and oleic acid coated ferrimagnetic particles are synthesized. Both samples
contain similar magnetite particles. Structural characterization of these particles is performed …

Superparamagnetic behavior of non-interacting antiferromagnetic ferritin nanoparticles

N Kaur, SD Tiwari - Journal of Physics and Chemistry of Solids, 2024 - Elsevier
Ferritin is an important biological system and found in blood of living organisms. Inorganic
cores of this material are 8 nm in size. The cores are surrounded by protein shells which …

Temperature variation of surface magnetization in antiferromagnetic six lines ferrihydrite nanoparticles

C Rani, SD Tiwari - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
Six lines ferrihydrite nanoparticles are synthesized following a chemical route. The sample is
characterized using x-ray diffractometry, Fourier transform infrared spectroscopy …

Modelling the magnetization data of Fe3O4 nanoparticles above blocking temperature

N Kaur - Nano Express, 2023 - iopscience.iop.org
Nanoparticles of Fe 3 O 4 are prepared by simple co-precipitation method. The sample is
characterized using an x-ray diffractometer, transmission electron microscope, and vibrating …

Improved Meta-Heuristic Model for Text Document Clustering by Adaptive Weighted Similarity

G Venkanna, KF Bharati - International Journal of Uncertainty …, 2023 - World Scientific
This paper intends to develop a novel framework for text document clustering with the aid of
a new improved meta-heuristic algorithm. Initially, the features are selected from the text …

A hybridized approach for design and optimization of combined economic emission dispatch

S Acharya, G Sivarajan, DV Kumar… - Energy Sources, Part B …, 2021 - Taylor & Francis
This paper proposes a new algorithm, known as Refraction based Whale Optimization
Algorithm (RWOA), for providing optimal solutions to the Combined Economic Emission …