Results 1 to 10 of about 29,221 (288)

Ferrite Nanoparticles as Catalysts in Organic Reactions: A Mini Review

Magnetochemistry, 2023
Ferrites have excellent magnetic, electric, and optical properties that make them an indispensable choice of material for a plethora of applications, such as in various biomedical fields, magneto–optical displays, rechargeable lithium batteries ...
Nilima Maji, Harmanjit Singh Dosanjh
doaj   +1 more source

Synthesis, characterization and environmental remediation studies of Bi-substituted Li-Co spinel ferrites

Journal of Taibah University for Science, 2021
Photocatalytic  ability of Lithium-Cobalt ferrites was improved by doping with Bi. For the synthesis of different compositions of Bi-doped Li-Co Ferrites, the Micro-Emulsion method was used.
Sajjad Haider, Philips O. Agboola, Najeeb Faud Al-Khalli, Imran Shakir   +3 more
doaj   +1 more source

Three-Dimensional Observation of Upper Bainite in the Initial Stage of Transformation in 0.4 wt%C TRIP Steel

Metals, 2023
Three-dimensional microstructures of bainitic ferrites and prior austenite grains (PAGs) were observed in the initial stage of upper bainite transformation by using a serial sectioning technique and orientation analysis by electron back scattering ...
Shotaro Jimbo, Shoichi Nambu
doaj   +1 more source

Protective and Suppressing Electromagnetic Interference Properties of Epoxy Coatings Containing Nano-Sized NiZn Ferrites

Frontiers in Materials, 2020
Nano-crystalline ferrites with the chemical formula NixZn(1−x)Fe2O4, where x = 0, 0.2, 0.4, 0.6, 0.8, 1.0, were synthesized using a co-precipitation method. The obtained ferrites were investigated by X-ray diffraction (XRD).
Andrzej Miszczyk
doaj   +1 more source

Influence of Cu²⁺, Ni²⁺, and Zn²⁺ Ions Doping on the Structure, Morphology, and Magnetic Properties of Co-Ferrite Embedded in SiO₂ Matrix Obtained by an Innovative Sol-Gel Route

Nanomaterials, 2020
This paper presents the synthesis of metal doped Co ferrites, M0.2Co0.8Fe2O4 (M = Cu2+, Ni2+, and Zn2+) embedded in SiO2 matrix by an innovative sol-gel route.
Thomas Dippong, Erika Andrea Levei, Iosif Grigore Deac, Emilia Neag, Oana Cadar   +4 more
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Decrease in the Crystallite Diameter of Solid Crystalline Magnetite around the Curie Temperature by Microwave Magnetic Fields Irradiation

Nanomaterials, 2021
A decrease in the crystallite diameter of ferrites irradiated with microwaves has been considered as a non-thermal effect of so-called de-crystallization; however, its mechanism has not been elucidated.
Takayuki Tsuchida, Jun Fukushima, Hirotsugu Takizawa   +2 more
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Remanence Increase in SrFe₁₂O₁₉/Fe Exchange-Decoupled Hard-Soft Composite Magnets Owing to Dipolar Interactions

Nanomaterials, 2023
In the search for improved permanent magnets, fueled by the geostrategic and environmental issues associated with rare-earth-based magnets, magnetically hard (high anisotropy)-soft (high magnetization) composite magnets hold promise as alternative ...
Jesús Carlos Guzmán-Mínguez, Cecilia Granados-Miralles, Patrick Kuntschke, César de Julián Fernández, Sergey Erokhin, Dmitry Berkov, Thomas Schliesch, Jose Francisco Fernández, Adrián Quesada   +8 more
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Structural, Magnetic, and Catalytic traits of Nickel Ferrite: A review [PDF]

E3S Web of Conferences
Ferrites are classified as a remarkable category of materials recognized for their extensive range of applications. Within the realm of ferrites, spinel ferrites are considered promising soft magnetic materials, exhibiting exceptional characteristics ...
Soni Himanshi, Acevedo Roberto, Obad S., Kumar Bharat   +3 more
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Effect of Ni on Dielectric Properties of MnNi-Fe2O4 Magnetic Nanoparticles

Journal of Magnetism and Its Applications, 2021
Mn1-xNixFe2O4 nanoparticles were successfully synthesized using co-precipitation method with various Ni concentrations. The crystal structures and dielectric properties of nanoparticles were analyzed for different Ni concentrations.
Zulkarnain Zulkarnain, Edi Suharyadi
doaj   +1 more source

Nano Ferrites as Corrosion Inhibitors for Carbon Steel in Local Iraqi Bentonite Mud [PDF]

Engineering and Technology Journal, 2017
Corrosion processes are accountable for serious losses in the oil industry. Although organic and inorganic materials and mixed materials inhibitors have been used for a long time to control or reduce corrosion.
N.A. Al-Rubaiey, F.S. Kadhim, A.A. Ati
doaj   +1 more source