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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
SAIF-Cnet: self-attention improved faster convolutional neural network for decentralized blockchain-based key management protocol
Internet of Things (IoT) devices are an essential part of several aspects of daily life for people. They are utilized in a variety of contexts, including industrial monitoring, environmental sensing, and so on...
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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
Hybrid optimization assisted transmit antenna selection for massive MIMO technology
MIMO (Multi-input, Multi-output) systems are a key technology for achieving 5G wireless communications’ performance goals. They achieve significant levels of various acquisition, consistency, and efficiency. N...
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Article
Investigation of electrical, dielectric, and relaxation metrics of SrFe12O19/Fe3O4 hexaferrite composites
In this work, composites were prepared from La–Co-doped strontium ferrite (SrFe12O19) and soft magnetite (Fe3O4) in a 1:5 weight ratio, spanning a range of substitutions from z = 0.0 to 0.5. The X-ray diffraction...
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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
Open AccessCompositional induced structural phase transitions in (1 − x)(K0.5Na0.5)NbO3–x(Ba0.5Sr0.5)TiO3 ferroelectric solid solutions
Ferroelectric materials exhibiting switchable and spontaneous polarization have strong potential to be utilized in various novel electronic devices. Solid solutions of different perovskite structures induce th...
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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
Structural, electrical, and impedance properties of Co and Sn doped Ba0.5Sr0.5Fe12-2xO19 hexaferrite ceramics (0 ≤ x ≤ 1) and their evaluation for antenna application
The effect of do** of Co2+ and Sn4+ in Ba0.5Sr0.5Fe12-2xO19 hexaferrite with different concentrations (x = 0.2, 0.4, 0.6, 0.8, and 1.0) was studied by X-ray diffraction (XRD), Scanning Electron Microscopy (SEM)...
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Article
Automatic image captioning system using a deep learning approach
This paper's residual network is tailored to increase the high-quality image caption generation ability. The captioning is exploited using the relevant content with high-quality interpretation. The research de...
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Article
Spectral efficiency enhancement by hybrid pre-coding technique for reconfigurable intelligent surfaces-based massive MIMO systems under variable CSI
In this paper, we propose a hybrid relay-reflecting intelligent surface (HR-RIS)-assisted cell-free (CF) massive multiple-input multiple-output (mMIMO) network to achieve consistent spectral efficiency (SE). T...
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Article
A review of online supervised learning
Online learning emerged as a promising solution to handle large data problems. The high-level performance witnessed in real-life applications of online learning established dramatic advances in this field. The...
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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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Chapter and Conference Paper
The Role of Artificial Intelligence (AI) in Creating Smart Energy Infrastructure for the Next Generation and Protection Climate Change
The application of renewable energy in the world enables in creating of smart energy infrastructure which will help in protecting climate change and prevents the depletion of natural resources. Artificial inte...
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Chapter and Conference Paper
Neo-Tectonic Activities in Darjeeling Himalaya
The present research has been particularly mentioned in response to plate shift toward north, northwest direction in the area of the Darjeeling Himalaya in West Bengal. The Himalaya range is well-known as the ...
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Chapter and Conference Paper
The Opportunities and Challenges of Implementing Green Internet of Things (IoT) Towards Energy Saving Practices in the Current Environment
The application of internet of things is considered as one of the key cornerstones in the new fifth generation network, it is estimated that more than 40 billion IoT devices will be in place around the work by...
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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
Exploitation of dielectric properties of ferrite composites for microwave absorber applications: complex permittivity, real-imaginary impedance, geometrical thickness, and reflection loss parameters
The composites of (BaSr)0.5(CoRu)xFe(12–2x)O19 ferrite and Polyaniline (PANI) were prepared. The microwave absorbance of prepared hexaferrite-PANI composites was been investigated in the frequency range from 8 to...
