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15 articles for “Magnetic Properties (VSM).”
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A New Approach of Synthesis Fe-Substituted Bi-2223 Superconductors
Abstract: Generally, the Bismuth based high temperature superconductors are utilizing in three phases as Bi-2201, Bi-2212 and Bi-2223. These have different transition temperature according to superconducting phase. Here, we studied about Bi-2223 phase by using complex Bi2Sr2Can-1 (Cu1-xFex)3O10+δ where n = 3. In this complex, we has been doped iron in Coper (Cu) site (x = 0.07%). This sample was prepared by solid state reaction method. The planetary Ball mill was …
Published in Research & Reviews : Journal of Physics · Vol. 10, Issue 3, 2021 · pp. 22–29 Read article
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Structural and Magnetic Property Studies of Nanocrystalline Co0.8Zn0.2Fe2O4
Abstract: The synthesis of Co0.8Zn0.2Fe2O4 nanoparticles has been achieved by a simple thermal decomposition method from the inorganic precursor, Co0.8Zn0.2Fe2(cin)3(N2H4)4, which was obtained by a novel precipitation method from the corresponding metal salts, cinnamic acid and hydrazine hydrate. The precursor was characterised by hydrazine and metal analyses, infrared spectral analysis and thermo gravimetric analysis. The thermal decomposition of Co0.8Zn0.2Fe2(cin)3(N2H4)4 yielded Co0.8Zn0.2Fe2O4 nanoparticles, which were characterised for their size and structure using …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 5, Issue 3, 2015 · pp. 67–73 Read article
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Temperature-Dependent Viscoelastic Response of Magnetorheological Grease with Varying Particle Shapes
Abstract: This study examines the effect of temperatures on the magnetic and rheological properties of magnetorheological greases (MRGs) comprised of different particle shapes, under oscillatory shear mode test. Two samples were prepared with 70 wt.% flake-shaped electrolytic iron particles (EIP) and spherical carbonyl iron particles (CIP) which dispersed in 30 wt.% lithium-based grease, separately. Respective to magnetic properties test, the vibrating sample magnetometry (VSM) revealed that MRG-EIP exhibited 11.4% higher magnetic …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 139–147 Read article
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Aluminium-Doped Zinc Ferrite Nanoparticles Synthesized by Combustion Method for Polymer Composite Applications
Abstract: ZnFe₂₋xAlₓO₄ (x = 0 and 0.5) nanoparticles were synthesized via a combustion method owing to its simplicity, cost efficiency, and ability to produce highly crystalline nanomaterials. Powder X-ray diffraction (XRD) analysis confirmed the formation of a single-phase cubic spinel structure without detectable secondary phases, indicating high phase purity. The average crystallite size was estimated to be in the range of 14–20 nm, confirming the nanocrystalline nature of the samples. Field-emission …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 272–282 Read article
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Synthesis and Characterization of NiFe2O4 Nanoparticles and Environmental Remediation
Abstract: In the present study, nickel ferrite nanoparticles (NFNPs) doped with copper was synthesized by chemical co-precipitation method (CBD) and characterized for phase composition and magnetic properties by x-ray diffraction (XRD) and vibrating sample magnetometer (VSM). The results confirmed the formation of Ni0.5Cu0.5Fe2O4 with the average crystallite size (D) 15.45 nm and 18.14 nm and saturation magnetization (Ms) were observed as 16.16 Gauss and 22.58 Gauss at 300˚C and 500˚C temperature …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 2, 2019 · pp. 108–111 Read article
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Effect of Bi2O3 Content and Sintering Temperature on the Frequency-Dependent Magnetic Properties of Nanosized Barium Hexaferrite
Abstract: The magnetic properties of commercially available nanosized barium hexaferrite (BaFe12O19) are studied. The particles were characterized using X-ray diffraction (XRD), vibrating sample magnetometer (VSM), and high-frequency magnetic measurements. The frequency-dependent magnetic properties viz. complex permeability and loss tangent were analyzed within the 10 MHz to 1 GHz range. Variations in complex magnetic permeability and loss tangent were discussed under varying sintering parameters such as temperature and sintering aid content. The …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 107–113 Read article
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A Review on Synthesis and Characterisation of Nanoclusters
Abstract: Nanoclusters are materials with size less than 2 nm. Because of their small size and high surface area, they have properties which can be used for various applications like bio-sensing, catalysis, fuel cells etc. The synthesis techniques are carried out in such a way that the size-selection of nanoclusters take place. The synthesis methods discussed in this review include both top-down and bottom-up techniques. The different characterization techniques taken into …
Published in Emerging Trends in Chemical Engineering · Vol. 8, Issue 1, 2021 · pp. 1–19 Read article
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Synthesis and Characterisation of Ceria Doped Titania Catalyst for the Degradation of Methylene Blue
Abstract: Photocatalytic degradation of Methylene Blue (MB) dye using synthesized ceria doped titania catalyst was performed and results were interpreted. The photocatalyst was prepared by incipient wet impregnation method, using cerium nitrate and titanium dioxide as the starting materials. The synthesized catalyst was characterized by powder X-ray diffraction (XRD), Vibrating sample magnetometer analysis (VSM), UV-Vis Diffuse reflectance measurements (DRS-UV) and UV analysis. The XRD pattern indicated that the sample has a …
Published in Journal of Water Pollution & Purification Research · Vol. 7, Issue 3, 2020 · pp. 26–33 Read article
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Optical Along with Magnetic Properties of Doped Nano-Structured Mos2 Nano-Films by Spin Coating
Abstract: The supernatant containing 2D nano-flakes of Molybdenum di-sulphide (MoS2) are synthesized and collected using wet chemical synthesis process. The dispersed MoS2 nano-flakes solution is having strong absorbance values at 627 nm and 690 nm conforming to an energy band gap BG of 1.79 eV and 1.98 eV. Thereafter, MoS2 thin films with and without magnetic doping (cobalt) are deposited on n type silicon by spin coating technique. These samples are …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 297–302 Read article
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Structural, Magnetic and Dielectric Properties of Barium Cobalt Hexaferrite-powder and Barium Cobalt Hexaferrite- Epoxy Resin Composite Film
Abstract: The W-type barium cobalt hexaferrite powder with chemical composition BaCo2Fe16O27 was prepared using a simple heat treatment method. The precursor was calcinated at 650 °C for 3 h in a muffle furnace and then slowly cooled to room temperature in order to obtain barium cobalt hexaferrite powder. The flexible epoxy thin film of Ba-cobalt hexaferrite/epoxy composite was fabricated using the suitable amount of hardener and curing agent. Surface and morphological …
Published in Journal of Microelectronics and Solid State Devices · Vol. 1, Issue 1, 2015 · pp. 14–20 Read article
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Study of Dielectric and Magnetic properties for ZnFe 2 O 4 Nanoparticles Synthesized usinghigh current Exploding Technique
Abstract: The current article uses the exploding wire technique to examine the magnetic, electrical, and dielectric properties of nanoscale zinc copper ferrite (ZnFe2O4). The SEM micrographs confirm the almost uniform size distribution of the nanoparticles. The Mossbauer spectrum of the nanoparticles was recorded with an externally applied magnetic field at room temperature. The ferromagnetic behavior of the ZFO sample was determined through VSM measurements at ambient temperature, and the M-H loop …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 161–166 Read article
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Multifunctional and Photocatalytic Properties of DyFeO₃/Dy₃Fe₅O₁₂ Biphasic Nanoparticles
Abstract: Rare-earth orthoferrites constitute a class of compounds that exhibit remarkable magnetic, optical, and electronic properties across a wide temperature range. In the present study, a dysprosium-based orthoferrite containing dual phases of DyFeO₃ perovskite and Dy₃Fe₅O₁₂ garnet was successfully synthesized via the co-precipitation technique. X-ray diffraction (XRD) analysis was employed to investigate the structural configuration of the synthesized material. The diffraction pattern confirmed the formation of a biphasic composite comprising orthorhombic …
Published in International Journal of Crystalline Materials · Vol. 2, Issue 2, 2025 · pp. 41–54 Read article
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Investigation of Structural and Magnetic Properties of Gadolinium Substituted in Nickel – Cobalt Nano ferrite by Chemical Route
Abstract: Ni0.5Co0.5GdyFe2-y O4 nanoparticles were successfully synthesized via chemical route. The Gadolinium (Gd3+) doped in Nickel (Ni) cobalt (Co) Nano Ferrite at various compositions such as Ni0.5Co0.5GdyFe2-y O4 (where y=0.025, 0.050, 0.075, 0.1, 0.125, 0.150) were synthesized by a simple cost-effective method involving sol-gel auto combustion process. Synthesized samples were sintered at 6000C temperature. The structural and magnetic properties of synthesized Gd3+ doped Nickel-Cobalt Nano Ferrite was investigated and presented in …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 9, Issue 1, 2019 · pp. 21–26 Read article
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Occupancy of Al 3+ /Cr 3+ ions at B-sites in Ni-Zn-Cu ferrite system synthesized by sol-gel auto-combustion method
Abstract: Ferrites find extensive application in traditional electronic, electrical, and magnetic equipment and systems.The ferrite materials substituted with different cations have become most important because of their both fundamental and technological application. In our current research, we investigate the impact of Al3+ and Cr3+ ions on the properties of nano- sized Ni0.7Zn0.2Cu0.1Fe2O4 ferrites created using the sol-gel auto-combustion process. We employ various analytical techniques, including XRD, SEM, FTIR, ESR, VSM, and …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 14, Issue 2, 2023 · pp. 47–52 Read article
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Fabrication, Interfacial Characterization, and Superparamagnetic Properties of Fe₃O₄@γ-Fe₂O₃ Core/Shell Nanoparticle-Reinforced Chitosan Biopolymer Composites
Abstract: Magnetite/maghemite core/shell nanoparticles were prepared by alkaline co-precipitation of Fe(II) and Fe(III) precursors followed by controlled thermal oxidation at 350 °C and subsequently incorporated into chitosan at 1, 3, and 5 wt% loadings by solution casting. The resulting films were evaluated by X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FT-IR), high-resolution transmission electron microscopy (HR-TEM), vibrating-sample magnetometry (VSM), thermogravimetric analysis (TGA), and tensile testing. XRD showed the characteristic cubic spinel reflections …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article