World Journal of Engineering

Retraction notice: COVID-19 prediction through X-ray images using various layers in convolutional neural network

Retraction notice: Diagnosis of COVID-19 using 3D CT scans and vaccination for COVID-19

Retraction notice: Diagnosis of COVID-19 through blood sample using ensemble genetic algorithms and machine learning classifier

Retraction notice: COVID-19 image transmission using convolutional neural networks based algorithms for medical applications

Retraction notice: Integrating hyperreal literature with CALL in English language curriculum for engineering studies in India: an empirical study of the impact on students’ learning

Retraction notice: Role of machine learning in changing social and business eco-system – a qualitative study to explore the factors contributing to competitive advantage during COVID pandemic

Retraction notice: Machine learning improvements to compressive sensing for speech enhancement in hearing aid applications

Retraction notice: The rise of 3D E-Commerce: the online shopping gets real with virtual reality and augmented reality during COVID-19

Retraction notice: Formation of the counter intelligence strategy of Ukraine: national and legal dimension

Retraction notice: Early flood detection and rescue using bioinformatic devices, internet of things (IOT) and Android application

Retraction notice: Multi-criteria analysis of social isolation barriers amid COVID-19 using fuzzy AHP

Retraction notice: Hybrid artificial bee colony and glow worm algorithm for energy efficient cluster head selection in wireless sensor networks

Retraction notice: Sentiment analysis and sarcasm detection from social network to train health-care professionals

Retraction notice: Empirical path loss models at 433 MHz in Himalayan snow for health monitoring

Retraction notice: An intrusion detection system for health-care system using machine and deep learning

LVI analysis on the beams with nonuniform cross-sectional area using exponential shear–strain function

The study aims to investigate the low-velocity impact (LVI) on the surface of a beam with a changeable cross-sectional area. In the study “LVI on a beam with a changeable…

Retraction notice: Predicting future diseases based on existing health status using link prediction

Retraction notice: Pattern analysis: predicting COVID-19 pandemic in India using AutoML

Retraction notice: Voice activity detection using optimal window overlapping especially over health-care infrastructure

Retraction notice: Development of a classifier with analysis of feature selection methods for COVID-19 diagnosis

Retraction notice: Detection of COVID-19 cases through X-ray images using hybrid deep neural network

Retraction notice: Online learning in COVID-19 pandemic: an empirical study of Indian and Turkish higher education institutions

Retraction notice: Image recognition of COVID-19 using DarkCovidNet architecture based on convolutional neural network

Retraction notice: Implementation of the QoS framework using fog computing to predict COVID-19 disease at early stage

The effect of nonsimultaneous impact of three impactors with spherical tip on a beam

The purpose of this paper is to investigate the nonsimultaneous impact of three impactors with spherical tip on the response of a low-velocity impact on a beam.

Uncertainty in underground mining operations: a bibliometric and systematic literature review analysis

This study aims to provide a comprehensive review of the existing literature on uncertainty in underground mining operations, using a bibliometric and systematic analysis covering…

Experimental investigations of the impact of third-generation biodiesel and its blends on diesel fuel filter

Biodiesel in engines can reduce net carbon dioxide emissions and boost renewable energy. Despite the benefits of biodiesel engines, little is known about their effects on fuel…

Advances in the development of polyester resin composites: a review

One of the most innovative materials available today is polyester resin, which finds application in a wide range of industries, including consumer products, automotive, aircraft…

Performance evaluation of controlled low-strength blended cement concrete modified with recycled waste materials

This work aims to investigate the feasibility of recycling waste plastic (polyethylene terephthalate) as a coarse aggregate for producing blended cement concrete modified with fly…

Durability enhancement in self-compacting sand concrete using mineral additives

The study aimed to explore the effects of mineral admixtures – especially limestone filler (LF), brick powder (BP) and ceramic powder (CP) – on the performance of self-compacting…

Modal analysis of concrete gravity dam incorporating pre-stress condition along with soil–structure interaction

The fundamental period of the structure plays an important role in the seismic analysis. This study aims to analyze the modal response of dam, the two-dimensional (2D) FEM model…

Effect of water quenching into strength, hardness and microstructure of the welded AA 6061 plates

The purpose of this study is to find the effect of heat treatment on the mechanical proeprties of aluminum. Aluminum exhibits a good response to heat treatment, especially…

Investigation of strength, durability, and microstructure properties of concrete with waste marble powder as a partial replacement of cement

Cement plays a significant part in concrete, and with the increasing demand for concrete, cement output varies day by day, allowing production to carbon dioxide emissions. As well…

Computational fluid dynamics analysis of flat plate type solar collector under different fin variables to enhance air-based heat transfer

This study begins by outlining the core principles of how flat plate solar collectors (FPSC) operate and the underlying mechanisms of heat transfer. It underscores the pivotal…

Simulation-based design: minimizing energy consumption in residential buildings through optimal thermal insulation

This study aims to optimize the energy consumption of residential buildings in mild and humid climates. It investigates the use of thermal insulation to reduce thermal load…

Predicting low-velocity impact on the CNTs-reinforced plate using machine learning models

The study aims to predict a low-velocity impact on a plate reinforced with carbon nanotubes (CNTs) using machine learning models.

Entropy generation of Williamson hydromagnetic non-linear radiative nanofluid flow near a stagnation point over a porous stretching sheet

This study aims to analyze the multi-slip effects of entropy generation in steady non-linear magnetohydrodynamics thermal radiation with Williamson nanofluid flow across a porous…

Combined approach for optimal placement and sizing capacitors in RDN

Reactive power in radial distribution networks (RDN) leads to detrimental effects like power factor degradation, voltage profile alterations and increased power losses, ultimately…

Advanced hybrid neural network techniques for minimizing gas turbine emissions

Emissions have significant environmental impacts. Hence, minimizing emissions is essential. This study aims to use a hybrid neural network model to predict carbon monoxide (CO…

Detecting and evaluating surface defects in additive manufacturing composite materials via image processing technique

This study aims to offer an image-based robust edge detection system that can estimate, identify, locate and label surface flaws during manufacturing for real-time surface issue…

Mechanical properties of glass and jute fiber reinforced thermoplastic composites with waste PET needle-punched carpet matrix

This study aims to address the environmental impact of nondegradable synthetic materials by promoting their reuse. Specifically, it investigates the feasibility of using polyester…

Significance of magnetic field and Darcy–Forchheimer law on dynamics of non-Newtonian hybrid nanofluid flow over a spinning disc with Arrhenius activation energy and shape factor

The purpose of the study is to explore the three-dimensional heat and mass transport dynamics of the magneto-hydrodynamic non-Newtonian (Casson fluid) hybrid nanofluid flow…

Effective combinations of different fiber reinforcements and super-plasticizers for optimal performance of geo-polymer concrete

This study aims to investigate and compare the influence of various fiber types (polypropylene, steel and glass) on the workability, mechanical properties, ductility, impact…

An investigation on anisotropic soil slope stability by LS-SVM and LEM approaches

This study aims to use regression Least-Square Support Vector Machine (LS-SVM) as a probabilistic model to determine the factor of safety (FS) and probability of failure (PF) of…

Finite element algorithm for rigid pavement resting on Pasternak elastic foundation model under aircraft loading

The purpose of this study is to numerically model the rigid pavement resting on Pasternak soil and to examine its various response parameters and stress resultants like…

Experimental analysis of the bond-slip characteristics between CFRP and natural stone masonry units

Although the reinforcement of concrete and brick masonry with fiber-reinforced polymer (FRP) has been extensively researched, its application and impact on natural stone…

Effect of excavations on the bearing capacity of adjacent foundations using three-dimensional upper bound limit analysis method

One of the primary challenges associated with excavation near buildings is the significant decrease in the bearing capacity of nearby foundations during the initial stages before…

Mathematical model and generation analysis for crossed helical gear system

Crossed helical gears have point contact and their surfaces are subject to high surface stress. Contact stress and root tooth stress are the most common sources of failure in…

Ternary blended concrete strength evaluation: experimental and artificial intelligence techniques

The purpose of this study is to forecast the mechanical properties of ternary blended concrete (TBC) modified with oyster shell powder (OSP) and shea nutshell ash (SNA) using deep…

Dufour and Soret effects on MHD squeezed nanoliquid flow between parallel plates by differential transform method

This paper aims to examine the Dufour and Soret combined effects on the study of two-dimensional squeezed flow of copper water nanofluid between parallel plates along with applied…

The effects of an inclined plate on a two-dimensional magneto hydrodynamic hybrid Cu-Fe3O4/EG nanofluid flow subject to an oblique magnetic flux

This paper aims to explore the numerical study of the steady two-dimensional MHD hybrid Cu-Fe₃O₄/EG nanofluid flows over an inclined porous plate with an inclined magnetic effect…

Simulation of Casson hybrid nanofluid over bidirectional stretching surface with entropy analysis in stagnated domain

This study aims to explore entropy evaluation in the bi-directional flow of Casson hybrid nanofluids within a stagnated domain, a topic of significant importance for optimizing…

Ensembled surrogate-assisted material extrusion additive manufacturing for enhanced mechanical properties of PEEK

This study aims to improve the mechanical properties of an object produced by fused deposition modelling with high-grade polymer.

Experimental investigations on thermo-fluid performance of perforated baffle aided with oppositely oriented sawtooth deflector in tubular heat exchanger

The investigation concentrated on studying a distinct category of tubular heat exchanger that uses swirling airflow over tube bundle maintained at constant heat flux. Swirl flow…

Performance evaluation of Alccofine on mechanical behaviour of recycled refractory brick blended sustainable concrete

One of the often-employed building constituents in the construction sector is concrete, which involves hydration of cement, leading to the generation of carbon footprints during…

Melting heat transfer and entropy analysis of MHD Casson nanofluid flow through a stretchy surface with Joule heating and complete slip

The purpose of this study is to examine the melting heat transfer of magnetohydrodynamics Casson nanofluid flow with viscous dissipation, radiation, and complete slip effects on a…

Study on interior beam–column joint sub-assemblage under bi-directional loading using finite element analysis

The purpose of this paper is to study the shearing performance under bi-directional loading of an interior beam–column joint (BCJ) sub-assemblage using the finite element analysis…

Rapid enhanced-DEM using Google Earth Engine, machine learning, weighted and spatial interpolation techniques

This study aims to present a new rapid enhancement digital elevation model (DEM) framework using Google Earth Engine (GEE), machine learning, weighted interpolation and spatial…

Crack detection and localization in composite plates by intersection of first three normalized mode shape curves from experimental modal analysis

This study aims to identify the location of cracks in composite plates using a normalized mode shape curve algorithm. Crack in any structure is a destructive occurrence. Detecting…

The performance comparison of machine learning methods for solar PV power prediction

The energy generation process through photovoltaic (PV) panels is contingent upon uncontrollable variables such as wind patterns, cloud cover, temperatures, solar irradiance…

Analytical and numerical examinations on the stability investigation of Casson nanofluid flow in a permeable layer controlled by vertical throughflow

The purpose of the study is to analytically as well as numerically investigate the weight of throughflow on the onset of Casson nanofluid layer in a permeable matrix. This study…

Failure mode maps for glass fibre-reinforced polymer/polyvinyl chloride foam-cored sandwich structures

This study aims to understand how the facesheet size, orientation and core size influence the analytical failure mechanism mode of glass fibre reinforced polymer (GFRP)/polyvinyl…

Joule heating, Dufour and Soret effects on MHD hybrid nanoliquid flow over a moving thin needle in a porous medium with thermal radiation

The study aims to explore how Soret and Dufour diffusions, thermal radiation, joule heating and magnetohydrodynamics (MHD) affect the flow of hybrid nanofluid (Al₂O₃-SiO₂/water…

Cantilever piled-wall design criteria in cohesionless soil: a review

The design of cantilever pile walls (CPWs) presents several common challenges. These challenges include soil variability, groundwater conditions, complex loading conditions…

Analyzing the impact of TiO2 filler on the wear characteristics of flax fiber-reinforced epoxy composite using the Taguchi approach

This study aims to investigate the impact of titanium oxide (TiO₂) filler on the coefficient of friction (COF) and specific wear rate (SWR) in flax fiber reinforced epoxy…

Review of linear flux-switching machines for variable speed applications

This paper aims to present an overview of permanent magnet linear flux-switching machines (PMLFSM), field excited LFSM and hybrid excited LFSM (HELFSM) topologies as presented in…

e-Waste in construction: a comprehensive bibliometric analysis and review of the literature

The global construction industry faces both challenges and opportunities from electronic waste (e-waste). This study aims to present a bibliometric analysis and comprehensive…

Validation of erosion wear models for a stainless steel automobile exhaust manifold

This study aims to investigate the erosion wear rate of a stainless steel automobile exhaust manifold, both computationally and physically.

Optimization of surface roughness using rotary ultrasonic machine of polyvinyl butyral glass with Taguchi and grey relational analysis

The purpose of this study to identify and optimize the machining of polyvinyl butyral (PVB) material for industrial uses. The research is based on input machining parameters of…

Dynamic grey relational analysis-based optimization of electrochemical machining processes

Grey relational analysis (GRA) has already proved itself as an efficient tool for multi-objective optimization of many of the machining processes. In GRA, the distinguishing…

Unsteady thin film flow of a hybrid nanoliquid with magnetic effects

This study aims to explore the thermal energy diffusion and flow features of a hybrid nanofluid in a thin film. In particular, the focus is to elicit the impact of shape factor in…

Microstructure and properties of in situ TiC-reinforced Ti750 composite prepared by SPS

Titanium alloys and composites have proven to contain desirable properties for use at elevated temperatures. One such material is the Ti750 composite, which can be used at…

Design of sustainable bituminous concrete pavement with cement–treated granular layers constructed on stabilized subgrade

Designing a sustainable bituminous concrete with long-term performance is a challenging problem. In addition, strength of the subgrade has a crucial impact on pavement design…

Mechanical properties of sustainable structural aerated-polystyrene concrete

This paper aims to produce lightweight concrete by combining aerated concrete with expanded polystyrene beads concrete to create structural aerated-polystyrene lightweight…

Viable-feasibility of innovated combined condenser over traditional individual condenser heat pipe solar evacuated tube water heating system: a comparative-conclusive approach

This study aims to provide an alternative adoption to overcome the energy crisis and environmental effluence by comparative theoretical and trial testing analysis of an innovative…

Inclusive assessment of road traffic accident associated with design-construction disparities and contemplating its relative impact for sustainable road safety

Road accident is a major threat to sustainable road safety, causing immense suffering and posing an increasingly serious global challenge, especially in developing countries. It…

Effect of rolling on microstructure and mechanical properties of dual phase Mg–8Li–graphene composite

This study aims to analyze the effect of interrupted rolling on microstructures and mechanical properties of Mg–8Li–xGr composite is investigated.

Effect of layered polyethylene terephthalate (Geopet) for reinforcing stabilized sand with fly ash

This study aims to examine the reuse of plastic and fly ash (FA) to improve the soil and achieve sustainable development goals.

Mechanical, water absorption and thermal properties of kenaf fiber composite hybridized with Acacia concinna pods powder

This study aims to investigate the mechanical, thermal and water absorption (WA) properties of kenaf fiber (KF) composites hybridized with powdered Acacia concinna pods (ACP).

Relationship between peak ground acceleration and damages indices for steel sheet pile quay wall in Bejaia-Algeria

The purpose of this paper is the dynamic analysis and seismic damage assessment of steel sheet pile quay wall with inelastic behavior underground motions using several…

Numerical simulation of antibacterial and antiviral mechanisms using silver nanoparticles with the dynamics of Casson–Walters-B and variable thermophysical properties

The purpose of this study is to consider the dynamics of Casson–Walters-B alongside gyrotactic microorganisms through the investigation of antibacterial and antiviral mechanisms…

A review: plastic analysis in structures

Brief introduction on the importance and the need for plastic analysis methods were presented in the beginning section of this review. The plastic method for analysis was…

Sign of slant receiver for skewed alpha-stable noise shift keying-based random communication system

In contrast to traditional communication systems, slower data rate has always remained a weak link for non-traditional random communication systems (RCSs), which use alpha-stable…

Enhancing concrete’s durability with graphene nano platelets insights on its freeze–thaw performance

Durability of concrete can be enhanced by reducing the pore size/volume of pores or by entrapping the pores. This can be achieved by adding concrete admixtures that have particle…

Friction stir welding and processing of pipes: a status report on joining, materials, and industry applications

The purpose of this paper is to compile a comprehensive status report on pipes/piping networks across different industrial sectors, along with specifications of materials and…

Forecasting the probability of successful deployment of internet of things and cloud computing in the building sector through consistent fuzzy preference relations method

This study aims to identify significant factors, analyse them using the consistent fuzzy preference relations (CFPR) method and forecast the probability of successful deployment…

Mechanical characteristics and optimization of wear parameters of hybrid (TiO2 + Y2O3) nanoparticles with Al matrix using squeeze casting technique

The purpose of this paper is to examine the mechanical characteristics and optimization of wear parameters of hybrid (TiO₂ + Y₂O₃) nanoparticles with Al matrix using squeeze…

Exploring the impact of red mud on the mechanical, durability, and microstructure properties of concrete

This study investigated the potential of partially replacing cement with red mud (RM) in concrete and examined its effects on its mechanical properties and microstructure. This…

A hybrid islanding detection method using wavelet transform for hybrid systems with zero non-detection zone

Islanding detection has become a serious concern due to the extensive integration of renewable energy sources. The non-detection zone (NDZ) and system-specific applicability…

Mixed convective flow of engine oil-based non-Newtonian tri-hybrid nanofluid across a porous rotating disk

Flow induced by rotating disks is of great practical importance in several engineering applications such as rotating heat exchangers, turbine disks, pumps and many more. The…

Optimizing ground improvement with encased stone columns: a 3D numerical analysis in very soft clay

This study aims to investigate the behavior of different types of stone columns, including the short and floating columns, as well as the ordinary and the geosynthetic encased…

Design a new algorithm (iL-GA) to optimize controller parameters for an automotive suspension system

This paper aims to design a PD controller for an active suspension system to improve the car’s moving smoothness.

Influence of recycled coarse aggregate on properties of fly ash and slag-based geopolymer concrete cured under oven and ambient temperature

The purpose of this paper is to investigate the effect of the replacement of natural coarse aggregate (NCA) with different percentages of recycled coarse aggregate (RCA) on…

A comprehensive assessment of wind energy potential and wind farm design in a coastal industrial city

Jubail Industrial City is one of the largest industrial centers in the Middle East, offering potential opportunities for renewable energy generation. This research paper presents…

Design and analysis of serviceable cantilever fit snap in automotive plastic parts

Snap fits are crucial in automotive applications for rapid assembly and disassembly of mating components, eliminating the need for fasteners. This study aims to focus on designing…

Effect on properties of geopolymer concrete by inclusion of recycled aggregate and methods to enhance the packing density of aggregate

This study aims to practically determine the optimum proportion of aggregates to attain the desired strength of geopolymer concrete (GPC) and then compare the results using…

Artificial intelligence-based surrogate model for computation of the electric field of high voltage transmission line ceramic insulator with corona ring

The ionization of the air surrounding the phase conductor in high-voltage transmission lines results in a phenomenon known as the Corona effect. To avoid this, Corona rings are…

Effect of gasoline-ethanol blends on the performance of a four stroke engine using Ricardo Wave software

The purpose of this study is to assess the performance of fuel blends containing ethanol and gasoline in spark ignition engines. The aim is to explore alternative fuels that can…

Adoption of drone technology in construction – a study on interaction between various challenges

The purpose of the paper is to analyse the sequence of forces acting as barriers in the usage of drones in the construction industry using interpretive structural modelling (ISM)…

Study the effect of axially perforated baffle plate with multiple opposite-oriented trapezoidal flow deflectors in an air–water tubular heat exchanger

The research focused on analysing a unique type of heat exchanger that uses swirling air flow over heated tubes. This heat exchanger includes a round baffle plate with holes and…

Evaluation of the application of chemically adapted gourd fibre in polyester composite fabrication

Gourd fibres (GF) are a natural biodegradable fibre material with excellent mechanical properties and high tensile strength. The use of natural fibres in composite materials has…

Low speed impact on sandwich beam with flexible core and face sheets reinforced with FG-CNTs

The purpose of this study is to model the theory of the low-velocity impact (LVI) process on sandwich beams consisting of flexible cores and face sheets reinforced with…

Effect of fly ash on compressive strength, carbonation and corrosion resistance of reinforced concrete: a systematic review

The purpose of this paper is to study and analyze the effects of fly ash (FA) as a mineral admixture on compressive strength (CS), carbonation resistance and corrosion resistance…

Distribution characteristics of antibiotic resistance in direct-eating food and analysis of Citrobacter freundii genome and pathogenicity

This study aims to study the distribution characteristics of antibiotic resistance in direct-eating food and analysis of Citrobacter freundii genome and pathogenicity. Residual…

Study on the effectiveness of single-bolt double-lap joints for integrating the damping system with building structure during cyclic load

Nowadays, in building structures, dampers are connected to the building structure to reduce the damages caused by seismicity in addition to enhancing structural stability, and to…

Exploring the challenges and solutions for river scour in dynamic environments: a comprehensive review

This study aims to provide a review for scour in complex rivers and streams with coarser bed material, steep longitudinal bed slopes and dynamic environments, in the interest of…

Bi-objective optimization of an EDM process with Cu-MWCNT composite tool using single-valued neutrosophic grey relational analysis

In many of today’s manufacturing industries, such as automobile, aerospace, defence, die and mould making, medical and electrical discharge machining (EDM) has emerged as an…

Fabrication of cathode composite Co3O4/CC and study on electrochemical properties of zinc cobalt battery

Aqueous zinc-ion battery has broad application prospects in smart grid energy storage, power tools and other fields. Co₃O₄ is one of the ideal cathode materials for water zinc-ion…

Zirconium oxide thin films deposited via DC magnetron sputtering: corrosion and morphological investigation

The purpose of this study is to investigate the structural, surface roughness and corrosion properties of the zirconium oxide thin films deposited onto SS304 substrates using the…

Evaluation of single particle morphological characteristics and human health risks in different functional areas

This study aims to better understand the morphological characteristics of single particle and the health risk characteristics of heavy metals in PM_2.5 in different functional…

Experimental investigation on flexural behavior of textile-reinforced concrete: effect of reinforcement type and dune sand addition

To contribute to the identification of the parameters influencing the behavior of textile-reinforced concrete (TRC), the purpose of this paper is to investigate the flexural…

Modal and stress behavioral for CFRP composite lifting lug

In the present study, a steel lifting lug is replaced with a composite (carbon fiber-reinforced epoxy [CFRP]) lifting lug made of a carbon/epoxy composite. The purpose of this…

Stability response assessment of steel thin-walled open-top tanks subjected to local support edge settlement

Vertical cylindrical welded steel tanks are typical thin-walled structures that are very susceptible to buckling under settlement. The major concern in the design of these…

Investigation of failure behavior of glass fiber reinforced epoxy laminate under fatigue loading

This study aims to evaluate the failure behavior of glass fiber-reinforced epoxy (GFRE) laminate subjected to cyclic loading conditions. It involves experimental investigation and…

Hydromagnetic peristaltic flow of convective Casson nanofluid through a vertical porous channel under the influence of Ohmic heating and viscous dissipation effects

Ohmic heating generates temperature with the help of electrical current and resists the flow of electricity. Also, it generates heat rapidly and uniformly in the liquid matrix…

A review of experimental investigations to attain productive and sustainable micro-electrical discharge machining process on metals and superalloys

This study aims to understand the current production scenario emphasizing the significance of green manufacturing in achieving economic and environmental sustainability goals to…

Finite element investigation on the post-fire behavior of reinforced composite NSC-HPC slabs

Even though it is widely used, reinforced concrete (RC) is susceptible to damage from various environmental factors. The hazard of a fire attack is particularly severe because it…

Development of a long-term solar PV power forecasting model for power system planning

This paper aims to Solar photovoltaic (PV) power can significantly impact the power system because of its intermittent nature. Hence, an accurate solar PV power forecasting model…

The effect of switching on the thermal behavior and operating time of electrical windings

To prevent the coil from burning or getting damaged, it is necessary to estimate the duration of its operation as long as its temperature does not exceed the permissible limit…

Utilization of recycled coarse aggregate and high volume of GGBS in self-compacting concrete – an experimental study

The purpose of this study is to investigate the behaviour of M40 grade of self-compacting concrete (SCC) with high volume of ground granulated blast furnace slag (GGBS) (50%) and…

Investigating the impact of TiO2 filler on abrasive wear characteristics of bamboo fiber-reinforced epoxy composites using the Taguchi method

The purpose of this study is to investigate the impact of titanium oxide (TiO₂) filler on the abrasive wear properties of bamboo fiber reinforced epoxy composites (BFRCs) using a…

Geotechnical appraisal of failed sections of some highway pavements in parts of Northcentral Nigeria

The purpose of this study was to investigate the likely causes of failure of some sections of road pavements in Ajaokuta, Northcentral Nigeria. This was achieved through a…

Investigation of the effects from geopathic stress on the design thickness of flexible pavements

Soil is an essential component of road construction and is used in the form of subgrade materials. It ensures the stability and durability of the road under adverse conditions;…

Rail vehicle axlebox roller bearing life and failure analysis based on the Hertz contact theory, finite element modeling, and field observations

Bearings are critical components used to support loads and facilitate motion for rotating and sliding parts of the machinery. Bearing malfunctions can cause catastrophic failures…

Optimizing thermal insulation in subtropical monsoon climate religious buildings: material selection and thickness assessment

Determining the suitable material and accurate thickness of the thermal insulation layer used in exterior walls during the design phase of a building can be challenging. This…

Finding a generic fixed brake force distribution through optimizing hydraulic brake system parameters to prevent wheel lock

The paper aims to identify a suitable generic brake force distribution ratio (β) corresponding to optimal brake design attributes in a diminutive driving range, where road…

Entropy generation of thermophysical properties on heat and mass transfer pulsatile flow of non-Newtonian nanofluid

The purpose of this study is to investigate the effects of entropy generation of some embedded thermophysical properties on heat and mass transfer of pulsatile flow of…

Optimization and modelling of WCEDM process parameters for GZR-AA7475 HMMC using GRA and Taguchi approach

This study aims to investigate the optimal process parameters of the wire-cut electrical discharge machining (WCEDM) for the machining of the GZR-AA7475 hybrid metal matrix…

Stand-alone PV-SOFC-battery power system based on ANFIS controller for electric vehicle charging

This study aims to offer a hybrid stand-alone system for electric vehicle (EV) charging stations (CS), an emerging power scheme due to the availability of renewable and…

Behavior of elastohydrodynamic lubricating film point contact problems in the unsteady state of reciprocating motion

In this study a numerical analysis of the elastohydrodynamic lubrication point contact problem in the unsteady state of reciprocating motion is presented. The effects of…

Effect of silica fume on Pullout capacity and corrosion resistance of hook bars in the external beam-column concrete joint

This study aims to determine the effect of replacing a portion of the cement in the concrete mixture with silica fume (SF) on the corrosion resistance of reinforcing bars, the…

Characterizing the behavior of blended concrete incorporating metakaolin and quarry dust: an experimental investigation

This study aims to characterize the behavior of blended concrete, including metakaolin (MK) and quarry dust (QD), as supplementary cementing materials. The study focuses on…

Experimental and numerical investigation of preloaded recycled concrete beams strengthened with CFRP

The use of recycled coarse aggregate in concrete structures promotes environmental sustainability; however, performance of these structures might be negatively impacted when it is…

Impact of reinforcement proportions on mechanical properties and micro-structure of modified Al2O3-LM6 cast composites synthesize at self-pouring temperature: optimization through mixture design of experiment (DoE)

The purpose of this study is to investigate and evaluate the impact of varying proportions of reinforcement on the mechanical properties of a modified Al₂O₃-LM6 cast composite…

Electrical analysis of normal and aged high voltage transformer oil considering different size effects of Al2O3

Electrical characteristics of transformer oil (TO) have been studied during normal and thermal aging conditions. In this paper, breakdown voltage (BDV), partial discharge (PD)…

Experimental study on the behavior of pre-loaded reinforced concrete (RC) deep beams with openings strengthened with FRP sheets

Recently, the repairing of reinforced concrete (RC) structures attracted great research attentions, but the research interests were mainly concentrated on common repairing types…

The effects of thermal radiation, thermal conductivity, and variable viscosity on ferrofluid in porous medium under magnetic field

This study aims to analyze the two-dimensional ferrofluid flow in porous media. The effects of changes in parameters such as permeability parameter, buoyancy parameter, Reynolds…

Co-operative non-orthogonal multiple access networks: a survey

The purpose of this paper is to present an up-to-date survey on the non-orthogonal multiple access (NOMA) technique with co-operative strategy, a fast-evolving fifth-generation…

Oil spills removal from seawater surface by magnetic biochar composite derived from Heglig tree bark and cobalt ferrite

This study aims to explore the possibility of using magnetic biochar composite (MBCC) derived from Heglig tree bark (HTB) powder (agricultural solid waste) and cobalt ferrite (CoFe…

Mechanical and morphological properties of unsaturated polyester resin composites reinforced with recycled PET fibers of varying lengths

This study aims to deal with both the development and mechanical investigations of unsaturated polyester matrix (UPR) composites containing recycled polyethylene terephthalate…

A simplified three-diode model for photovoltaic module: cell modeling and performance analysis

Estimation of solar cell parameters, mathematical modeling and the actual performance analysis of photovoltaic (PV) cells at various ecological conditions are very important in…

Investigating the performance evaluation of Cu-Cr tool fabricated by powder metallurgy during electrical discharge machining of EN9 steel

The purpose of this study is to explore the machining characteristics of electrical discharge machining (EDM) when a tool is fabricated using powder metallurgy. Because pure Cu…

Seismic hazard assessment studies based on developed deterministic and probabilistic approaches for the central-east of Iran region

This Study aims to present the seismic hazard assessment of the earthquake-prone eastern of Iran that has become more important due to its growing economic importance. Many cities…

Numerical and theoretical analysis of multiple simultaneous impact on a functionally graded porous aluminum plate

The purpose of this study is to extract the response of the simultaneous low-velocity impact of multiple impactors on a porous functionally graded (FG) aluminum plate.

Investigation on the surface hardness and durability-related properties of concrete containing coconut shell as partial substitute to coarse aggregates

Using coconut shell aggregates (CSA) in concrete benefits agricultural waste management and reduces the demand for mineral resources. Several studies have found that concrete…

Effectiveness of a tubular heat exchanger and a novel perforated rectangular flow-deflector type baffle plate with opposing orientation

The purpose of this experimental research was to examine a novel axial heat exchanger featuring swirling air movement over heated tubes. This apparatus is designed with perforated…

Modelling of the effects of luminaire installation geometries and other factors on road illumination system photometric parameters and energy efficiency

Properly planned road illumination systems are collectively a public wealth and the commissioning of such systems may require extensive planning, simulation and testing. The…