Showing papers in "Journal of Magnetism and Magnetic Materials in 2016"

TL;DR: In this paper, the effect of Brownian motion and thermophoresis on the heat and mass transfer characteristic of unsteady nanofluid flow between parallel plates is investigated.

TL;DR: In this paper, the removal of Reactive Blue 19 from colored wastewater using Fe3O4 magnetic nanoparticles modified with L-arginine (Fe 3O4@L- arginine) was investigated.

TL;DR: In this paper, the authors used the sol-gel method to synthesize polycrystalline samples and characterized by thermogravimetric analysis (TG), X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), field emission scanning electron microscopy (FESEM), vibrating sample magnetometer (VSM), and vector network analyzer.

TL;DR: In this paper, a mathematical model of MHD free convection in an inclined wavy enclosure filled with a Cu-water nanofluid in the presence of an isothermal corner heater has been carried out.

TL;DR: In this paper, a new correlation has been proposed to predict the viscosity of magnetite nanofluid (Fe3O4/water) using experimental data, a comparison between the experimental results and the correlation outputs showed that the proposed model has a suitable accuracy.

TL;DR: In this paper, a mixed convection of CuO-water nanofluid filled lid driven cavity having its upper and lower triangular domains under the influence of inclined magnetic fields is numerically investigated.

TL;DR: In this article, the authors synthesize Fe 2 O 3 /CuFe 2 O 4 /chitosan nanocomposites via a new sol-gel auto-combustion route.

TL;DR: In this paper, the authors introduce the electromagnetic wave absorption mechanisms and then reveal and review those parameters that enhance the absorption performance, such as filler type, loading level, type of polymer matrix, physical thickness, grain sizes, layers and bandwidth.

TL;DR: In this paper, the steady two-dimensional magnetohydrodynamic (MHD) flow of an Oldroyd-B fluid over a stretching surface with homogeneous-heterogeneous reactions was investigated.

TL;DR: In this paper, mixed convection heat transfer of nano-fluid flow in vertical channel with sinusoidal walls under magnetic field effect is investigated numerically and the heat transfer and hydrodynamic characteristics have been examined.

TL;DR: In this article, numerical solutions of three-dimensional flow over a non-linear stretching surface are developed for an electrically conducting flow of viscous nanoliquid is considered and the expressions of skin-friction coefficient and Nusselt number are computed and analyzed comprehensively through numerical values.

TL;DR: In this paper, a numerical analysis of the MHD flow of Williamson fluid model over a sheet with variable thickness is performed, where Cattaneo-Christov heat flux model, an amended form of Fourier's law is used to explore the heat transfer phenomena.

TL;DR: In this article, the authors address the three-dimensional hydromagnetic flow of Jeffrey fluid with nanoparticles, where flow is generated by a bidirectional stretching surface and the effects of thermal radiation and internal heat generation are encountered in energy expressions.

TL;DR: In this paper, the significant role played by Nd 3+ added to cobalt ferrite in changing cation distribution and further in influencing structural and magnetic properties, was explored and reported.

TL;DR: In this paper, the mixed convection boundary layer flow of a nanofluid past a vertical Riga plate in the presence of strong suction was studied, and the correlation expressions for skin friction, Nusselt number and Sherwood number were developed by performing linear regression on the obtained numerical data.

TL;DR: In this article, the authors present recent advances in synthesis of superparamagnetic iron oxide nanoparticles and various routes of producing silica-coated SPION and present a review of these advances.

TL;DR: In this article, a doubly stratified flow of Maxwell nanofluid in presence of mixed convection is analyzed and the effects of thermophoresis, Brownian motion and heat generation/absorption are present.

TL;DR: In this article, the synthesis of zinc-substituted cobalt ferrites nano-particles Co 1− x Zn x Fe 2 O 4 (x = 0.0-0.3) has been achieved by the sol/gel method.

TL;DR: In this article, a novel mixture of water and FMWNT carbon nanotubes is used as the working fluid to investigate magnetic field and slip effects on developing laminar forced convection of nanofluids in the microchannels.

TL;DR: In this paper, the magnetic field induced hyperthermia in water-based phosphate coated Fe 3 O 4 nanofluids, synthesized by a co-precipitation method using ferrous and ferric salt solutions, ammonia and orthophosphoric acid, was studied.

TL;DR: In this paper, the authors showed that the saturation magnetization of cobalt substituted Ni-Zn ferrites is higher than that of pure Ni−Zn- ferrite.

TL;DR: In this article, entropy generation due to mixed convection in a partially heated square double lid driven cavity filled with Al 2 O 3 -water nanofluid under the influence of inclined magnetic field is numerically investigated.

TL;DR: In this article, an effective EMI shielding epoxy composite has been fabricated with a combination of multiwalled carbon nanotubes (MWCNTs) and manganese zinc ferrite (MnZn ferrite) fillers.

TL;DR: In this article, a study of the magnetohydrodynamic boundary layer flow of a non-Newtonian Carreau fluid over a convectively heated surface is presented, where the appropriate transformations are employed to bring the governing equations into dimensionless form.

TL;DR: In this paper, the combined influence of slip and magnetohydrodynamics on the peristaltic motion of Eyring-Powell fluid in a wall channel with heat/mass transfer was explored.

TL;DR: In this paper, the experimental research of the magnetostatic shielding effectiveness and the analytical calculations of the average magnetic permeability of single-layer cylindrical sample of the shields based on electrolytically deposited Ni 80 Fe 20 alloy are carried out.

TL;DR: In this article, a soft magnetic composites (SMC) with low core loss was fabricated via surface oxidation of the Fe powders by H2O and O2 at elevated temperatures, giving rise to high magnetic flux density and effective permeability of the SMCs compared with those fabricated with traditional phosphate coating.

TL;DR: In this article, a simple route utilizing maltose-assisted sol-gel process was used to prepare copper hexaferrite (CuFe 12 O 19 ) nanostructures.

TL;DR: In this paper, a magnetic FeCo alloy was coated on the surface of carbon fibers (FeCo@CFs) by electrodeposition, and different FeCo coating morphologies (thin plate, irregular particle, and pyramid) were obtained by adjusting the plating temperature.

TL;DR: In this article, doped barium hexaferrite with the composition of BaMgxZnxX2xFe12−4xO19 was prepared via mechanical activation.