20 Result(s)
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Article
Frequency and Morphology Modulated Electrical, Dielectric, and Relaxation Metrics in Sol–Gel-Synthesized Sr \({Co}_{1.5z}{La}_{0.5z}{Fe}_{12-2z}{O}_{19}\) Hexaferrite: Corroboration with Impedance Spectroscopy Software
Hexaferrite samples, in which lanthanum (La) and cCobalt (Co) have been substituted (Sr \({Co}_{1.5z}{La}_{0.5z}{Fe}_{12-2z}{O}_{19}\) ...
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Article
Investigation of dielectric properties of a Li4Ti5O12 ceramic matrix for microwave temperature sensing applications
In this article, the dielectric properties of a Li4Ti5O12 (LTO) ceramic at the radio frequency (RF) and microwave (MW) regions were evaluated. X-ray diffraction showed that LTO was obtained without the presence o...
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Article
Open AccessThe synthesis of CoAl0.3Fe1.7O4/SmFeO3 nanocomposites with enhanced properties for technological applications
The main challenge of the current study is to produce nanocomposites (NCs) of (1-x) CoAl0.3Fe1.7O4 /(x)SmFeO3 with improved structural and magnetic properties using the citrate auto-combustion technique. High-res...
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Article
Tunable structural, morphological, and hysteresis characteristics of SrFe12O19/Fe3O4 composites
In this communication, Lanthanum (La) and Cobalt (Co)-substituted hard Strontium ferrite (SrCo1.5zLa0.5zFe12−2zO19) (80%) and soft magnetite (Fe3O4) (20%) composites by weight with different levels of substitutio...
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Article
Exploration of structural, Mössbauer, and hysteresis performance metrics of SrCoxZnxFe12−2xO19 hexaferrite for recording applications
The present study aims to improve the magnetic properties with tunable coercivity of SrM hexaferrite by substituted Co and Zn ions instead of Fe and to elucidate in detail the changes in their structural, morp...
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Article
Significantly improved magnetic parameters of Co–La co-doped strontium hexagonal ferrites for recording applications: structural, hysteresis, and mössbauer performance metrics
M-type hexaferrite substituted with cobalt and lanthanum [ \({\text{SrCo}}_{1.5z} {\text{La}}_{0.5z} {\text{Fe}}_{12 - 2z} {\text{O}}_{19}\) ...
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Article
Preparation and characterization of hafnium-zirconium oxide ceramics as a CMOS compatible material for non-volatile memories
HfxZr1−xO2 (HZO) ceramics with x = 0.25, 0.50 and 0.75 were prepared by conventional solid-state reaction technique. Structural studies of the synthesized stoichiometric compounds were done by X-ray diffraction. ...
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Article
Fabrication of Bi-component Co–Cr doped M-type Sr-hexagonal ferrites: their structural, hysteresis, and susceptibility performance metrics
The Co2+–Cr3+ ions substituted M-type hexagonal ferrites with composition Sr \((CoCr)_{x} Fe_{{\left( {12 - 2x} \right)}} O_{19}\) ...
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Article
Effect of heating temperature on structural, magnetic, and dielectric properties of Magnesium ferrites prepared in the presence of Solanum Lycopersicum fruit extract
MgFe2O4 ferrite was synthesized in the presence of Solanum Lycopersicum fruit extract using sol–gel auto-combustion technique and heated from 650 °C to 1050 °C with the difference of 100 °C. The effect of heating...
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Article
Tailoring of Electromagnetic Absorption in Substituted Hexaferrites from 8.2 GHz to 12.4 GHz
Microwave absorbers are an important topic of interest to mitigate electromagnetic interference. Here, we have investigated electromagnetic absorption properties of Ba0.5Sr0.5CoxInxFe12−2xO19 hexaferrite prepared...
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Article
Bandstop Passive Filter Characteristics of Hexagonal Ferrite Composites at X-Band
In wireless communication, filters are incorporated to allow/stop the desired range of frequencies depending upon the application. The composites of M-type hexagonal ferrite Ba0.5Sr0.5CoxTixFe12-2xO19 and Polyani...
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Article
Microwave filter characteristics of ferrite and polyaniline composites from 8.2 to 12.4 GHz
In this work, M-type hexagonal ferrite Ba0.5Sr0.5CoxZrxFe(12−2x)O19 and Polyaniline composites have been prepared. The microwave filter characteristics were investigated from 8.2 to 12.4 GHz by measuring scatteri...
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Article
Elucidation of microwave absorption mechanisms in Co–Ga substituted Ba–Sr hexaferrites in X-band
The tunable microwave absorbers are used to combat the electromagnetic pollution created by the development of high speed electronic devices. In the present paper, we report microwave absorption characteristic...
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Article
A study of microwave absorbing properties in Co–Gd doped M-type Ba–Sr hexaferrites prepared using ceramic method
M-type Barium-Stronium hexaferrites with the chemical composition Ba0.5Sr0.5CoxGdxFe12−2xO19 (x = 0.0, 0.2, 0.4, 0.6, 0.8 and 1.0) were prepared using a conventional ceramic method. X-ray diffraction (XRD) techni...
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Article
Wideband and Narrowband Microwave Characteristics of Co/Ti-Substituted M-Type Ca-Hexagonal Ferrite
Polycrystalline M-type CaCo x Ti x Fe(12−2x)O19 (x = 0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6) hexagonal ferrite compositions, with substitution of Co2...
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Article
Microwave absorbing characteristics in Co2+ and Al3+ substituted Ba0.5Sr0.5CoxAlxFe12−2xO19 hexagonal ferrite
The Co2+ and Al3+ ions substituted M-type hexagonal ferrites with chemical composition Ba0.5Sr0.5CoxAlxFe12−2xO19 (x = 0.0, 0.2, 0.4, 0.6, 0.8 and 1.0) were synthesized by a standard ceramic method. The prepared ...
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Article
Thickness and Composition Tailoring of K- and Ka-Band Microwave Absorption of BaCo x Ti x Fe(12−2x)O19 Ferrites
The goal of this research is to investigate the electromagnetic and microwave absorption properties of M-type barium hexaferrites with chemical formula BaCo x Ti ...
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Article
Microwave absorption characteristics of Co2+ and W4+ substituted M-type Ba0.5Sr0.5CoxWxFe12−2xO19 hexagonal ferrites
The Co2+ and W4+ ions substituted M-type hexagonal ferrites, with chemical compositional formula Ba0.5Sr0.5CoxWxFe12−2xO19 (x = 0.0, 0.2, 0.8 and 1.0), were synthesized by a standard ceramic method. The phase evo...
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Article
Microwave Characterization of Pb0.45Ca0.55(Fe0.5Nb0.5)1−x Sn x O3 Multiferroics at X-Band
The microwave characteristics of Pb0.45Ca0.55(Fe0.5Nb0.5)1−x Sn x O3 multiferroics (x = 0.03, 0.06, 0.09, 0.12, 0.15) have been investigated as a function...
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Article
Microwave and electrical behavior of Co2+ and Ru4+ ions substituted Ba-Sr sintered ferrite
The complex permittivity and complex permeability of synthesized M-type hexagonal ferrite powders, Ba0.5Sr0.5CoxRuxFe(12-2x)O19 (x = 0.0, 0.2, 0.4, 0.6, 0.8, 1.0, 1.2) are measured at X-Band. The experimental res...
