Articles

A review of dust accumulation on PV panels in the MENA and the Far East regions

This paper presents a comprehensive review regarding the published work related to the effect of dust on the performance of photovoltaic panels in the Middle East and North Africa region as well as the Far Eas...

Authors: R. Shenouda, M. S. Abd-Elhady and H. A. Kandil

Project risk management in Iranian small construction firms

The objective of this study is to evaluate RM in small projects in Iran using identification of status, barriers, and the impact of RM on project performance. In this study, theoretical foundations and researc...

Authors: Nima Amani and Keyvan Safarzadeh

Urban voids: identifying and optimizing urban voids potential as a revitalization source in enhancing developing countries’ city income

This study attempts to remedy the issue of urban voids, which are one of the possible choices for extra interactive spaces. As a city with a great civilization history, Egypt is also home to many urban voids, ...

Authors: Omnia Mamdouh Hashem, Sherine Mohy-Eldin Wahba and Tarek Ibrahim Nasr-Eldin

On the modeling and simulation of coupled adsorption and thermosolutal convection in supercritical carbon dioxide

In this paper, we present a numerical study along with an exhaustive adsorption investigation in a binary dilute mixture model nearby the solvent’s critical point in a configuration relevant for soil remediati...

Authors: Housseyn Smahi, Djilali Ameur, Joanna Dib and Isabelle Raspo

A high accuracy modeling scheme for dynamic systems: spacecraft reaction wheel model

Reaction wheels are crucial actuators in spacecraft attitude control subsystem (ACS). The precise modeling of reaction wheels is of fundamental need in spacecraft ACS for design, analysis, simulation, and faul...

Authors: Abd-Elsalam R. Abd-Elhay, Wael A. Murtada and Mohamed I. Yosof

Enhancing corrosion resistance of RC pipes using geopolymer mixes when subjected to aggressive environment

The durability of reinforced concrete (RC) pipes depends upon the corrosion resistance of the reinforcing steel and the resistance of concrete mixes against an aggressive environment. This research paper aims ...

Authors: Lamiaa M. Omer, Mohamed S. Gomaa, Waleed H. Sufe, Alaa A. Elsayed and Hany A. Elghazaly

Development of impact attenuator analysis tools in crash scenario using Euler method and finite element analysis

The problem considered in this work is the development of simulation method for simulating car crash which utilizes simple car—impact attenuator model developed in MATLAB. Usually, car crash simulation is done...

Authors: Malik Athafarras, Djati Wibowo Djamari, Muhamad Rausyan Fikri, Bentang Arief Budiman, Farid Triawan and Ibham Veza

Effect of service differentiation on QoS in IEEE 802.11e enhanced distributed channel access: a simulation approach

The enhanced distributed channel access (EDCA) protocol is a supplement to IEEE 802.11 medium access control (MAC), ratified by IEEE 802.11e task group to support quality of service (QoS) requirements of both ...

Authors: Godwin Onyekachi Ugwu, Udora Nwabuoku Nwawelu, Mamilus Aginwa Ahaneku and Cosmas Ikechukwu Ani

Numerical validation of pressure and flow characteristics across a control valve in a feed line

This work is intended to understand the variation of pressure and flow at the pump inlet of liquid rocket engine. The opening and closure of the valve upstream of the pump features complex phenomenon. The open...

Authors: Nikhil Suri, Venkateswaran K. S. and Ramesh T.

Environmental applications of Effective Microorganisms: a review of current knowledge and recommendations for future directions

Nowadays, beneficial microorganisms are getting wider applicability. One example is referred to as Effective Microorganisms (EM) having its composition kept a secret. EM is a product in liquid form, which cons...

Authors: Safwat M. Safwat and Minerva E. Matta

A survey on GAN acceleration using memory compression techniques

Since its invention, generative adversarial networks (GANs) have shown outstanding results in many applications. GANs are powerful, yet resource-hungry deep learning models. The main difference between GANs an...

Authors: Dina Tantawy, Mohamed Zahran and Amr Wassal

Activating biophilic design patterns as a sustainable landscape approach

Biophilic design elements are found around us in many landscape elements while we do not perceive them as biophilic design patterns. By developing our understanding of biophilic design as a phenomenon, we coul...

Authors: Sahar Ismail Mohamed Abdel Hady

Analyzing the relationship between sustainable development indicators and renewable energy consumption

The transition to renewable energy sources remains a major challenge for developed and developing countries. Therefore, the study aims at investigating the relationship between sustainable development indicato...

Authors: Tarek Abdel-Latif Aboul-Atta and Rania Hamed Rashed

Effect of short glass fiber on shear capacity for shallow wide reinforced concrete beams

Shallow wide reinforced concrete beams are used in modern buildings especially in residential building structures. According to current Egyptian Code Practice 203-2018; the characteristic of a shallow wide con...

Authors: Mohamed S. Moawad

CFD investigation of flow through a centrifugal compressor diffuser with splitter blades

The aerodynamic losses in centrifugal compressors are mainly associated with the separated flow on the suction sides of impeller and diffuser vanes. The overall performance of such compressors can be improved ...

Authors: M. G. Khalafallah, H. S. Saleh, S. M. Ali and H. M. Abdelkhalek

Assessment of the optimal level of basalt pozzolana blended cement replacement against concrete performance

Different additional cementitious materials can be used to partially replace cement in concrete. these are used in concrete as a partial replacement for cement to reduce the effect of environmental pollution, ...

Authors: Mohamed S. Moawad, Shimaa Younis and Abd EL- Rahman Ragab

Residential satisfaction in gated communities according to stages in the life cycle with reference to Cairo, Egypt

The objective of the study is to investigate, in the Egyptian context, residential satisfaction in gated communities (GCs) in relation to stages in the life cycle. The aim is to identify possible differences b...

Authors: Fatma Osama Osman, Yasser M. Moustafa and Amgad Aly Fahmy

Biophilic smart cities: the role of nature and technology in enhancing urban resilience

The purpose of the study is to identify the main indicators and aspects for applying biophilic and smart solutions in city planning and design to achieve urban resilience. This research investigates the main d...

Authors: Sara Tarek and Ahmed Salah El-Din Ouf

Space-time mapping of co-working spaces in Cairo: shifting paradigms from openness to technologically controlled spaces

The paper demonstrates how co-working spaces, with their openness ideologies that are not only manifested in sharing space, but also sharing knowledge and generating access to nonhierarchical productive opport...

Authors: Heba Mourad, Zeinab Shafik and Momen El-Husseiny

Performance of concrete beams partially/fully reinforced with glass fiber polymer bars

One of the major advantages of using glass fiber-reinforced polymer bars as a replacement to the traditional steel-reinforced bars is its lightweight and high-resistant to corrosion. This research focuses on t...

Authors: Mohamed S. Moawad and Ahmed Fawzi

Bio-algae: a study of an interactive facade for commercial buildings in populated cities

Climate change, global energy demand, and greenhouse emissions from energy (formerly CO₂ emissions from fuel combustion) have emerged as the most serious threats to humans, particularly in densely populated citie...

Authors: Walaa Hussein Hussein Hanafi

Publisher Correction to: Journal of Engineering and Applied Science, vol 68

Authors:

Study on optimal conditions of flocculation in deinking wastewater treatment

Flocculation is an important method to treat paper manufacturing wastewater. Coagulants and flocculants added to wastewater facilitate the aggregation and sedimentation of various particles in the wastewater a...

Authors: Ming Li, Kaitang Hu and Jin Wang

Kinetic studies of Ni(II) ions adsorption from aqueous solutions using the blast furnace slag (BF slag)

In this work, we used the blast furnace slag for the nickel adsorption in aqueous solution. The physico-chemical characterization showed that the BF slag consists mainly of the silica, lime, and alumina. The s...

Authors: Toufik Chouchane, Ouahida Khireddine and Atmen Boukari

Terrain-based adaption of propagation model loss parameters using non-linear square regression

Reliable and real-time propagation loss modeling play a significant role in the efficient planning, development, and optimization of macrocellular communication networks in a given terrain. Thus, the need to a...

Authors: Joseph Isabona and Agbotiname Lucky Imoize

Experimental and theoretical investigation of heat transfer characteristics of cylindrical heat pipe using Al₂O₃–SiO₂/W-EG hybrid nanofluids by RSM modeling approach

Nanofluids are emerging two-phase thermal fluids that play a vital part in heat exchangers owing to its heat transfer features. Ceramic nanoparticles aluminium oxide (Al₂O₃) and silicon dioxide (SiO₂) were produc...

Authors: R. Vidhya, T. Balakrishnan and B. Suresh Kumar

Urban form and economic sustainability in housing projects

Urban areas in metropolitan cities like Cairo suffer from economic, social, and environmental predicaments. Urban economic sustainability is an approach that reforms the urban performance to gain direct benefi...

Authors: Mohamed Mahmoud Ahmed Abdel Ghaffar and Noha Ahmed Abd El Aziz

Systematic kinetic study of magnesium production using magnesium oxide and carbonic materials at different temperatures

The main goal of this study was to determine the industrially best reductant for reduction of magnesium oxide to magnesium with wood charcoal and petroleum coke (petcoke) each in molar ratio 1:1 and 1:2 (oxida...

Authors: Hamid Zahedi, Nahid Farzi and Nasser Golestani

Improving the indoor air quality (IAQ) in naturally ventilated lecture hall with a single facade by solar chimneys

In this paper, the indoor air pollution was investigated inside an educational building which contains air pollutants with elevated concentrations. A field study was conducted in a naturally ventilated, single...

Authors: Ahmed Fikry and Asmaa Elsayed

Enabling quality of urban spaces in Cairo’s new suburban settlements: a community character approach for New Cairo, Egypt

A global concern claims that activities and functions that once filled traditional public spaces are privatized being less and less oriented to the public. In Cairo’s new settlements, public spaces don’t seem ...

Authors: Sally M. Murshed, Ahmed M. Ouf and Abbas F. Zafarany

Evaluation of tool performance and wear through vibration signature analysis in drilling of IS3048 steel

In this paper, a connection between vibration amplitude and tool wear when drilling of IS3048 steel utilizing different dimensioned tools is dissected through tests. Discriminant features, which are sensitive ...

Authors: Annavarapu Venkata Sridhar, Balla Srinivasa Prasad and K. V. V. N. R. Chandra Mouli

Study of kerosene caustic wash process for jet fuel production

Caustic wash is one of many industrial processes that are used to produce jet fuel. In this study, an analysis of the key parameters of the kerosene caustic wash process was conducted to improve the total perf...

Authors: Ahmed Mohamed Selim Abdelhamid and Hamdy Abdel-Aziz Mustafa

Improvised centrifugal spinning for the production of polystyrene microfibers from waste expanded polystyrene foam and its potential application for oil adsorption

A straightforward approach to recycle waste expanded polystyrene (EPS) foam to produce polystyrene (PS) microfibers using the improvised centrifugal spinning technique is demonstrated in this work. A typical b...

Authors: Marco Laurence M. Budlayan, Jonathan N. Patricio, Jeanne Phyre Lagare-Oracion, Susan D. Arco, Arnold C. Alguno, Antonio Basilio, Felmer S. Latayada and Rey Y. Capangpangan

Numerical simulation of pulsatile blood flow: a study with normal artery, and arteries with single and multiple stenosis

Numerical simulations of pulsatile transitional blood flow through symmetric stenosed arteries with different area reductions were performed to investigate the behavior of the blood. Simulations were carried o...

Authors: Md. Alamgir Kabir, Md. Ferdous Alam and Md. Ashraf Uddin

Travelers’ attitude towards carpooling in Islamabad

Islamabad, being the capital of Pakistan, is attracting every business. Thus, the city is growing towards traffic congestion as the city’s car ownership rate is rapidly growing. In such a situation, for succes...

Authors: Altaf Ayaz, Abdul Waheed, Hamza Saleem and Malik Muneeb Abid

A new technological approach to the granulation of slag melts of ferrous metallurgy: obtaining glassy fine-grained granules of improved quality

The technological factors required to improve the operational properties of granulated metallurgical slags demanded in the building industry have been analyzed. In order to satisfy these factors, a new technol...

Authors: David Sakhvadze, Gigo Jandieri, Giorgi Jangveladze and Giorgi Sakhvadze

Realization of the key aspects of the right to adequate housing in affordable housing programs in Egypt

The realization of the right to adequate housing is a critical issue that countries seek to achieve through affordable housing projects. However, there is a discrepancy in fulfilling the right to adequate hous...

Authors: Nahla Mahmoud Hafez, Rowaida Reda Kamel, Doaa Mahmoud Elsherif and Rania Ibrahim Nasreldin

Compressed stabilized earth block: environmentally sustainable alternative for villages housing

Construction materials contribute to environmental pollution and the impoverishment of natural raw materials. The villages of Upper Egypt were exposed to high thermal loads owing to their geographical location...

Authors: Walaa Hussein Hussein Hanafi

Improving visitor satisfaction in Egypt’s Heliopolis historical district

This study employed applied thematic analysis (ATA) and importance-performance analysis (IPA) to measure visitor satisfaction in city streets. Forty-two elements that significantly influence visitors’ response...

Authors: Hisham Abusaada and Abeer Elshater

An approach to convivial urban spaces: a comparison between users’ and experts’ perception of convivial urban spaces

Convivial urban spaces are a process as well as a philosophy. They revolve around observing users in specific urban spaces to comprehend their various needs, especially their social needs. Designing urban spac...

Authors: Mona Y. Shedid and Noha H. Hefnawy

High-pressure study of thermodynamic parameters of diamond-type structured crystals using interatomic Morse potentials

In this work, we have determined the mean square relative displacement, elastic constant, anharmonic effective potential, correlated function, local force constant, and other thermodynamic parameters of diamon...

Authors: Duc Ba Nguyen and Hiep Phi Trinh

Fatigue behavior of surfaced C45 steel

Due to the dynamic loads in power transmission such as automotive, the restoration of axles during maintenance is extensively needed. These parts face two main challenges: wear and fatigue failure loads. The p...

Authors: A. A. Sayid, E. El-Kashif, M. A. Adly, M. A. Morsy and Abdallah Abdelkawy

Towards inclusion and diversity in the light of Universal Design: three administrative buildings in Aswan city as case studies

Social inclusion aims to achieve an inclusive society that entails respect for human diversity and upholds principles of equality and equity, allowing all groups to take part in the society. Universal Design (UD)...

Authors: M. E. Khalil, N. A. Mohamed and E. A. Morghany

Studying the behavior of geopolymer concretes under repeated loadings

This article investigates utilization of polypropylene microfibers as reinforcement in geopolymer concrete to enhance the ductility characteristics since the geopolymer concrete is considered a brittle materia...

Authors: Osamah M. G. Al-Kerttani and Ammar Mutar

Application of cell-free massive MIMO in 5G and beyond 5G wireless networks: a survey

In recent times, the rapid growth in mobile subscriptions and the associated demand for high data rates fuels the need for a robust wireless network design to meet the required capacity and coverage. Deploying...

Authors: Hope Ikoghene Obakhena, Agbotiname Lucky Imoize, Francis Ifeanyi Anyasi and K. V. N. Kavitha

Participatory eco-landscape design: the case of NRIAG eco-park in Helwan, Egypt

As cities get more crowded and polluted, eco-landscape design gains increasing attention. Open spaces play a vital role in healing the natural environment as well as the physical and mental health of the citiz...

Authors: Alia Sameh Okasha and Asmaa Aly El Mekkawy

Polycentric vs monocentric urban structure contribution to national development

The debate about polycentricity and subordinacy has always been a critical topic that planners, economists, and socialists argued about for centuries. The idea of concentricity vs decentralization has affected...

Authors: Ashraf Sami Mahmoud Abozeid and Tarek Abdellatif AboElatta

Interdisciplinary design education: development of an elective course in architecture and engineering departments

Collaboration among disciplines is becoming a standard practice in Architecture, Engineering, and Construction (AEC) industry. However, limited studies have addressed the involvement of interdisciplinarity int...

Authors: A. M. Badawi and M. R. Abdullah

Achieving sustainable development goals from the perspective of solid waste management plans

Achieving the Sustainable Development Goals (SDGs) by 2030 ad is one of the challenges and among the cross-cutting issues that countries around the world strive to achieve, despite it is not mandatory, to take...

Authors: K. M. Elsheekh, R. R. Kamel, D. M. Elsherif and A. M. Shalaby

Performance of extended end-plate bolted connections subjected to static and blast-like loads

In this study, numerical models were developed to predict the behavior of steel extended end-plate moment connections subjected to static and blast-like loading. Two types of extended end-plate connections wer...

Authors: Ahmed A. Osman and Sherif A. Mourad