In the recent days, the employ of aluminum alloy has enriched dramatically especially in engineering applications extensively employed in ship building, aerospace, structural, non-structural and automotive applications like driveshaft, wheels, crankshaft, connecting rod, chassis, brake rotors, cylinder blocks and piston etc. The foremost objective of this evaluation is to optimize the impacts of stir

Application of reinforced composite material enhanced in recent days compared to earlier conventional material due to its specific strength, high hardness, less weight, and better wear performance capacity. This paper deals with the wear resistance behaviour of different weight percentages of SiC particles dispersed aluminium matrix composites fabricated by stir casting. Scanning Electron Microscope

Electrochemical Spark Machining (ECSM) is applicable to machine the materials which are non-conducting. The present research work extended the application area of ECSM process from non-conducting materials to semiconducting materials i.e. silicon carbide (SiC). In order to enhance material removal rate (MRR) and to reduce the entrance oversize (OS) as well as surface roughness (SR), the magneto-hydrodynamic

To facilitate the assessment of device characteristics including mobility, threshold voltage, on current estimation, device non-uniformity mapping, etc. without the complete fabrication of transistor structures of different channel lengths or specialized test structures with probes inside/outside the channel, we investigate in this work the impact of electrical and physical parameters on the capacitance-voltage

Nowadays, porous Si3N4 ceramics are fabricated by high purity α-Si3N4 powders, resulting in a higher cost of production. To reduce cost and save energy, in this research, high levels of β-Si3N4 powders were effectively utilized to produce excellent and low-cost porous Si3N4 ceramics. The effects of high levels of β-Si3N4 powders on the microstructural evolution and properties were investigated in detail

In this paper, for the first time, the performance evaluation of negative capacitance single-active layer double-gate (NC-SALDG) TFT is presented. In the proposed NC-SALDG TFT, amorphous InGaZnO material is used as an active layer owing to its enhanced carrier mobility and improved optical transmittance properties. By coupling the TCAD numerical simulation with 1D Landau-Khalatnikov (LK) equation,

The unique properties like wide band gap and high electron mobility makes GaN an interesting material to be used in building devices at the nanoscale in recent times. This paper first time proposed a charge plasma (CP) based dopingless gate all around (GAA) GaN Nanowire FET (NWFET) (CP-GaN). The advantages of CP device over junctionless (JL) in NWFET structure along with properties of GaN material

The scarcity of water, especially during the dry season, is the main factor influencing water consideration with unknown characteristics for mixing cement mortar and concrete. This study investigates Palm Oil Mill Effluent (POME) effects as mixing and curing water on the hardened cement matrix properties. The cement pastes were prepared with ordinary Portland cement, which was used as a binder. In

The need for thermal insulating building material due to increase in Urban Heat Island effect and the carbon footprint associated with concrete due to its binder, cement, has caused increase in utilization of waste by-products as supplementary cementitious materials (SCMs). Vast number of waste materials are available which could be potential substitutes of cement and help in developing eco-friendly

In this paper, we propose, design and simulate a new double gate (DG) tunnel field effect transistor (TFET), using germanium (Ge) source, dual dielectric gate oxide, gate/drain underlap and a metal drain. The device is designed to address two important issues of a conventional TFET, that is, the poor ON current (ION) and the presence of ambipolar conduction. In the proposed device, the use of Ge material

CMOS scaling is the approach to accomplish the VLSI goals in the past decades. The existing CMOS technology is facing challenges related to short channel effects and reached to its performance limits at sub-10 nm technology nodes. The negative capacitance field-effect transistor is a potential device for near future technology to overcome these challenges. In the present work, negative capacitance

The present study investigates aluminium alloy powder (Al7075) of mesh size 60 μm and the reinforcement SiC of varying its weight percentage (2 wt%, 4 wt%, 6 wt%) and keeping constant Al2O3 (2 wt%) of particle size <50 nm has been used to synthesis aluminium alloy hybrid nanocomposites. The compaction pressure (350 MPa) and the sintering temperature (750 °C) are used to develop such hybrid composites

In this study, an attempt was made to enhance the mechanical and microstructural properties of aluminium (Al) based FGM with the influence of silicon carbide (SiC) elements. The five layered functionally graded metal-ceramic composite was fabricated using powder metallurgy technique. The bottom layer of the specimen was compacted with aluminium (100 wt.%) and succeeding layers were made with the combination

The increased release of harmful dyes in water, along with the continuous reduction of the world’s freshwater supplies has placed the textile industry under greater pressure to safely and effectively treat wastewater effluents. Resistance of reactive dyes to breakdown naturally has highlighted the need for specialised removal methods. The growing need for low-cost, efficient sorbents has led to the

Silicon nanowire (SiNW) structures are the essential foundations of the next generation highly efficient and lowcost electronic devices because of their specific chemical, optical, and electrical properties. In recent decades, the production of pure Si NW arrays with the ability to tune the wire density and dimensions has been intensively studied. This paper demonstrates the performance of silicon

In this study, the changes in the mechanical and durability properties of the concrete mortar as a result of using artificial and natural pozzolanes (blast furnace slag (BFS), natural zeolite (Z) in clinoptilolite form respectively) in the production of concrete mortar separately or together as a replacement material were investigated. For this purpose, Z and BFS were used partially replace Portland

To provide a high-quality finish to multifaceted shapes and miniaturized parts, finishing by abrasion is one of the most critical and arduous intensive machining processes. AFM is a process that suits such kinds of tasks. After improving the existing AFM setup, the novel MAFM setup has been developed successfully by adding the magnetization effect. An aluminum fixture has also been introduced and replaced

Thermo-physical properties of hollow glass microsphere (HGM) filled silicone resin are analyzed by various mathematical models to optimize the formulation for a low-density high-temperature resistant composite. The study involves analyzing effective thermal conductivity, specific heat, and density for a two-phase particulate composite system by using the most popular expressions available in the literature

In this paper, we investigate the propagation of short pulses in dispersion-engineered silicon nanowires via solving nonlinear Schrödinger equation (NLSE) using the split-step Fourier (SSF) method. By assuming secant-hyperbolic input pulse and including the nonlinear parameter, second- and third-order dispersion coefficients as a function of nanowire length, the impact of chirp parameter on the pulse

The distinctive optical band gap and photoluminescence of sol-gel Eu3+-doped magnesium lanthanum phosphate thin films on quartz (SiO2) substrate were successfully investigated. Effects of Eu3+ on the various spectroscopic parameters, including FTIR, transmittance, absorption coefficient, optical energy gap, refractive index, dielectric constant, and luminescence were explored. FT-IR measurements are

This research work focuses on the effect of micro-silica (MS) and the performance of pre-soaked superabsorbent polymer (SAP) on the fresh and hardened properties of self-compacting concrete (SCC). In this work, the MS in different proportions of 5, 10 and 15% was used to replace the cement and the pre-absorbed SAP of 0.1, 0.2, 0.3 and 0.4% to the weight of cementitious material was added in concrete

Recent studies have indicated that that the application of nickel oxide (NiO) regulator nano-films is growing. The sol-gel method has become the primary method for preparing NiO thin films. This paper describes a method to achieve optimum NiO thin films through this method. Nanostructured NiO nanoparticle (NP) films were successfully fabricated using the sol-gel method at different annealing temperatures

In this research, four different types of Al7075/SiC functionally graded materials (FGMs) are produced by varying the number of layers and weight percentages of silicon carbide(SiC). Each layer is fabricated with a predetermined configuration using the conventional powder metallurgy technique. The result of introducing different weight percentages of SiC particles in each layer and their effect on

The epoxy-modified silicones have the advantages of both epoxy and organic silicon. In this paper, a series of epoxy-modified methyl phenyl silicone resins were synthesized through the hydrosilylation reaction between 1, 2-epoxy-4-vinylcyclohexane and methyl phenyl silicone resins. The effects of catalyst dosage, reaction time and temperature on the products were further discussed to determine optimal

This paper demonstrates the effect of ferroelectric gate oxide on the electrostatic doped nanotube tunnel field-effect transistor (FE-ED-NTTFET). The proposed device is a dopingless device, and the electrostatic doped method is used for the operation of the device. For electrostatic doped operation, the operating source voltage (VS) for the proposed device is −1.2 V. The intrinsic doping is used throughout

Ceramic composites are extremely sensitive to the surrounding environment. Their tribological performance may degrade drastically if they are polluted by some external agent. The present article was aimed to investigate the unidirectional sliding characteristics of brake oil treated woven carbon-carbon (C/C), and carbon-carbon-silicon carbide (C/C-SiC) composites. The laminate orientation, surface

This work studies the effect of reinforcement weight percentage (Wt.%SiC) on wear and mechanical behaviour of the aluminium 7075 composites produced by the powder metallurgy technique. The three different reinforcements weight percentage used in this study are to 5,10 and 15. The hardness and toughness values reveals that with an increment in weight percentage of reinforcement, the mechanical properties

The fine fraction of clay from Tagaran (TC) was characterized with X-Ray Diffraction (XRD), X-Ray Fluorescence (XRF), Scanning Electron Microscopy (SEM), and Fourier-Transform Infrared Spectroscopy (FT-IR) and compared with the fine fraction of Topkhana clay (TPC). Both, TC and TPC were dominated by a trioctahedral swelling clay mineral (saponite). The use of TC was investigated for the adsorptive

U-channel ultra-thin body and buried oxide (U-UTBB) Silicon On Insulator (SOI) Metal Oxide Semiconductor Field Effect Transistors (MOSFETs) present unique features which are simple, high-performance, area efficient, and compatible with CMOS technology. In this paper, we present the electrical characteristics of a U-UTBB SOI MOSFET with reforming the U-channel. This proposed symmetrical and planar device

In this paper, gate all around (GAA) nanowire P-channel FET label free biosensor is proposed with cavity. Proposed structure is label free so it doesn’t require selective material for specific biomolecule enzymes. High surface to volume ratio provide good sensitivity which is crucial for any biosensor application. To sense the kind of biomolecule, there is a cavity created at the gate, so biological

In aerospace and automobile industries, because of high strength and excellent anti-wear properties, aluminium silicon carbide composites are widely used. Hence, the current work investigates the tribological characteristics of powder metallurgy processed Al7075-x wt.% SiC (x = 10,15 and 20) composites using pin-on-disc equipment. Taguchi’s orthogonal array and analysis of variance are employed to

In this research, multi response Taguchi-grey relational approach was employed to optimize the machining parameters of Ti-6Al-4V alloy in abrasive water jet process. The main aim of this present investigation was to explicate the role of adding SiC super hard ceramic into the garnet and to find out the optimal input variable, which is influencing the material removal rate and surface finish in the

The carbon vacancy in 4H-SiC is an important recombination center of the minority carrier and a direct consequence of SiC-based device degradation. In 4H-SiC, this defect acts as the primary carrier-lifetime killer. Whether, low-energy electron radiation exposure or high temperature processing in an inert ambient gas will produce the carbon vacancy defect. Despite, the extensiveness of the studies

As the IC technology is evolving very rapidly, the feature size of the device has been migrating to sub-nanometre regime for achieving the high packing density. To continue with further scaling of ICs, some novel devices such as multiple-gate silicon-on-insulator (SOI) devices, Gate-All-Around (GAA) nanowire and Nanotube MOSFETs have been proposed by researchers in recent years. The short channel transistor

This paper reports the machinability studies on aluminium hybrid composites of different compositions by using abrasive water jet machining process. In this study, aluminum hybrid metal matrix composites (HMMCs) with 5%, 10% and 15% Boron Carbide (B4C) and 5% Zirconium Silicate (ZrSiO4) with Al 6063 were fabricated using stir casting method. The cutting experiments were carried out by varying the water

Al-Si-Mg aluminum alloy samples were subjected to solution heat treatment at the temperature of 520 °C for 2 h to attain T42 condition. The heat-treated samples were quenched further in air and water mediums. After quenching, the fatigue life was analyzed with the total strain amplitude (TSA) of 0.4% at the cyclic frequency of 0.3 Hz using a low cycle fatigue testing machine. Air quenched sample has

This study investigates the feasibility of using granulated blast furnace slag (GBFS) as fine aggregates for high-performance cement-based (HPCB) materials. The mixture ratio of HPCB materials using GBFS as fine aggregates is calculated based on the dense packing theory of aggregates and the minimum water requirement. A series of cement-based material mixes are prepared with three water binder ratios

The present work reports the potential use of an agro-waste rice husk (RH) and rice husk ash (RHA). The raw material, RHA, was obtained from the local rice mill. Powder silica was extracted from solid waste RHA. The given extraction yield is up to 70%. Microstructural and compositional analysis reveals that the final product is predominantly silica with a small amount of a few more elements. The vibrational

In this research, the potential application of 1,4-Diazabicyclo[2.2.2]octane (DABCO) functionalized mesoporous SBA-15 (SBA-15@DABCO) was evaluated as a new and efficient adsorbent for the selective separation/preconcentration of Cr(VI) ions in water samples, before assaying by flame atomic absorption spectrometry (FAAS). The mesoporous nanocomposite (SBA-15@DABCO) was characterized by scanning electron

In this paper Junctionless Double Gate MOSFET based Efficient Charge Recovery Logic (JL-ECRL) circuits have been driven in sub-threshold regime for the first time in literature to implement the ultra low power systems where the performance is not pivotal issue. Analytical modeling of the power dissipation, delay and the power delay product (PDP) of the sub-threshold JL-Inverter structure have been

The method of flat friction stir spot welding (FFSSW) was used to investigate the tensile behavior of three thin dissimilar aluminium alloys (Two sheets of AA6082-T6 and one sheet of AA6061-T6). Tool with probe and a probe less tool is used in this two-step process of joining. Experiments were conducted at various tool tilt angles (TTA), tool rotational speeds (TRS), dwell time (DT) and Tool plunge

We propose a novel and compact optical modulator based on a silicon microring resonator with a side-coupled circular cavity. The proposed modulator has been numerically and theoretically inspected using the finite-difference time-domain (FDTD) method. To benchmark of the proposed structure, with Firely optimization algorithm, the effect of geometrical parameters to the performance parameters including

A novel analytical model of surface potential for a double metal gate schottky barrier tunnelling (SBT) FET using schottky tunnelling with HfO2 as gate dielectric is proposed. The presence of a schottky tunnelling at source-channel interface improves the drain current because of the advanced tunneling from one band-to- another band charge carriers in the area of the interface junctions. Moreover, the

Escherichia coli (E. coli) bacteria can cause serious fatal health problems in human, thus early and quick pathogen detection of these bacteria is a crucial issue in hospitals, food industry, and pharmaceutical companies. Detection of E. coli K12 in drinking water source can be considered of water pollution with sewage that is vitally important in public health service. In this work, a plasmonic slot

A Si3N4 - SiO2 based curve slot optical waveguide is demonstrated comprehensively for guiding and sensing applications. Design parameters are optimized to provide high confinement factor and low mode effective area. Simulations have been performed using two-dimensional full vectorial finite element method based COMSOL multiphysics at 1550 nm wavelength. The curve slot structure of waveguide is compared

The purpose of this research is to perform a comparative study by considering two different types of finite element models (FEM) in order to predict the output cutting regimes i.e. main cutting force and cutting temperature in machining operation. Further, these developed models are compared with the experimental data as well. A two-dimensional FEM model has been made by assuming plain strain condition

Electrochemical discharge machining (ECDM) is recognized as a successful method for processing non-conductive materials through thermal erosion and chemical dissolution. This article aims at the development of a finite element modeling (FEM) based three-dimensional (3D) thermal model for estimating the temperature distribution for scrutinizing the material removal rate (MRR) in electrochemical discharge

This study presents the influence of alccofine-1203 (alccofine) on mechanical and microstructure characteristics of High Strength Concrete (HSC). A total of 7 binder proportions were developed to evaluate the Standard Consistency (SC), Initial Setting Time (IST) and Final Setting Time (FST) of the binders, and mechanical properties of HSC. Scanning electron microscopic (SEM), energy dispersive X-ray

This work presents the analog and RF performance evaluation of Junctionless Accumulation Mode (JAM) Gate Stack Gate All Around (GS-GAA) FinFET, and the results acquired have been compared with conventional FinFET and GAA FinFET. It has been observed that in comparison to conventional FinFET, leakage current (Ioff) reduces by almost thirty times for the GS-GAA FinFET configuration. Thus, revamping the

Silicon carbide (SiC), Silicon nitride (Si3N4) particles were added in AA6082 to produce aluminum matrix composites (AMCs). Identifying suitable joining process and selecting appropriate parameters is essential for application of these AMCs. Fabricated plates of AA6082/SiC/5 wt.%, AA6082/SiC/10 wt.%, AA6082/SiC/15 wt.% and AA6082/Si3N4/5 wt.%, AA6082/Si3N4/10 wt.%, AA6082/Si3N4/15 wt.% composites were

This research offered that the rice husk ash is served as replacement for cement ingredient such as 5%, 10% and 15% along with 10%, 20%, 30% and 40% of fine aggregates replaced with coal bottom ash in concrete. In this regard, total 180 concrete samples were prepared with mix proportion of 1:2:4 at 0.50 water/cement ratio and theses specimens were cured at 28 days. However, the main theme of this study

Fused deposition modelling (FDM) is one of the most effective 3D printing technologies and it shows high potential for various applications. The nano material reinforced FDM printed parts effectively overcome the limitations of low mechanical and tribological properties of the 3D printed parts. In this research work, the polylactic acid (PLA) / nano-silica bio nanocomposite filament was prepared for

Limestone (LS) powder is commonly used in concrete from the last two decades as it is widely available and having low cost. Since, LS powder is mostly used as a replacement of cement for avoiding the CO2 emission; however its incorporation in concrete may influence the shrinkage behavior of the cementitious system mainly by filler and nucleation effect. Therefore, in this paper, the effect of LS powder

Silicon (Si) and Plant growth regulators (PGR’s) are known to induce resistance against various insect pests. A study was conducted to determine the effect of Si and PGR’s on biology and induced resistance in maize against recently invaded fall armyworm (FAW), Spodoptera frugiperda. Different foliar silicic acid (FSA), gibberellic acid (GA3) and jasmonic acid (JA) at different concentrations and combinations

To go through the phenomenon at nanoscale regimes, circuits using the CNTFETbased on Ternary Logic have been explored due to their constantly increasing application in high-speed low power designs. In this paper, 4-Trit Ternary Adder-Subtractor (TAS) using Complementary metal-oxide-semiconductor (CMOS) and Carbon Nanotube Field-Effect Transistor (CNFET) is proposed, which demonstrates the ternary addition