Sciences de l'ingénieur et technologies

Article scientifique

Effects of NH4F and distilled water on structure of pores in TiO2 nanotube arrays

Abstract In this study, we report the influences of distilled water and ammonium fluoride (NH4F) on morphology of pores in …

2018 Open Access

Article scientifique

A Fuzzy Logic Controller Based on Maximum Power Point Tracking Algorithm for Partially Shaded PV Array-Experimental Validation

In the last two decades, the maximum power point tracking (MPPT) methods for PV system is becoming very interesting subject. …

2018 Open Access

Article scientifique

Improvement of physico-chemical properties of dextran-chitosan composite scaffolds by addition of nano-hydroxyapatite

Nano-hydroxyapatite was incorporated into polymer matrix of Dextran/Chitosan to achieve a novel composite scaffold by freeze drying technique. The synthesized …

2018 Open Access

Article scientifique

Cultivation of Oleaginous Microalgae Scenedesmus obliquus on Secondary Treated Municipal Wastewater as Growth Medium for Biodiesel Production

Local single cell microalgae isolated from a wastewater swamp and identified as Scenedesmus obliquus was used to determine its applicability …

2018 Open Access

Rapport

Alliance Sahel :​ Pilier Énergie​

2019 Open Access

Rapport

Synthèse de la Conférence : Doublons l’Accès à l’Électricité au Sahel d’Ici 2022

2019 Open Access

Article scientifique

Visual Kerogen Study of the Campano-Maastrichtian Nkporo Group of Anambra Basin, Southeastern Nigeria

In this work, phytoclasts, opaques, Amorphous Organic Matter (AOM) and palynomorphs of the Nkporo group underwent Visual Kerogen analysis. Herein, …

2018 Open Access

Article scientifique

ارتباط چاقی و اسپرموگرام در مردان با ناباروری ایدیوپاتیک

مقدمه:از آنجا که ناباروری، کیفیت زندگی و حتی روابط زوجین را تحت تأثیر قرار می‌دهد، تشخیص متغیرهای مؤثر بر قدرت …

2018 Open Access

Article scientifique

Impact of passenger engagement through road safety bus stickers in public service vehicles on road traffic crashes in Zambia: a randomized controlled trial

BACKGROUND: Road Traffic Crashes (RTCs) are the third highest cause of death in Zambia, claiming about 2000 lives annually, with …

2018 Open Access

Article scientifique

Detection of faults in the asynchronous machine by the use of smart materials

This paper aimed with diagnosis of defects in asynchronous machine. The used method is based on the exploitation of the …

2018 Open Access

Article scientifique

Optical Properties and Analysis of OJL Model’s Electronic inter-band Transition Parameters of TiO2 Films

Titanium dioxide is a wide band gap semiconductor responsible for the bright white appearance in most substances. This material has …

2018 Open Access

Article scientifique

The Use of Odd and Even Class Wind Speed Time Series of Distribution Histogram to Estimate Weibull Parameters

In this article, we introduced a new approach based on graphical method (GPM), maximum likelihood method (MLM), energy pattern factor …

2018 Open Access

Article scientifique

Dissipation of mechanical energy over spillway through counter flow

A reversed flow in form of cross-jet serves for dissipation of the energy of flow after spillway. Parameters influencing characteristics …

2018 Open Access

Article scientifique

The adsorption of HCrO4− on activated carbon of date pits and its photoreduction on the hetero-system ZnCo2O4/TiO2

The adsorption properties of activated carbon were successfully tested toward the elimination of hazardous HCrO 4 − (30, 50, 70 …

2018 Open Access

Article scientifique

Effect of Preliminary Selection of RC Shear Walls’ Ductility Level on Material Quantities

According to the National Building Code of Canada, the seismic force resisting systems (SFRS) of reinforced concrete (RC) buildings are …

2018 Open Access

Article scientifique

An integrated analysis of gravity and well data for deep-seated structural interpretation: a case study, from Ras Budran oil field, Gulf of Suez, Egypt

A combined gravity and well-logging data study was put forward to explore the subsurface structural configurations in Ras Budran oil …

2018 Open Access

Article scientifique

Real-time diagnosis of three-phase induction machine using Arduino-Uno card based on park’s circle method

The main role of diagnosis is the real-time detection of the different types of faults on the physical system. Induction …

2018 Open Access

Article scientifique

Effect of increasing inoculum ratio on energy recovery from chicken manure for better use in Egyptian agricultural farms

Poultry production is one of the fastest growing agricultural activities in Egypt. This activity is delivering large quantities of chicken …

2018 Open Access

Article scientifique

Hydrokinetic Energy Opportunity for Rural Electrification in Nigeria

This paper is part of the ongoing research by the Power, Energy, Machine and Drive (PEMD) research group of the …

2018 Open Access

Article scientifique

Enhanced Biogas Production From Anaerobic Co-digestion of Lignocellulosic Biomass and Poultry Feces Using Source Separated Human Urine as Buffering Agent

Effect of source separated human urine as buffering agent compared to sodium bicarbonate and water in anaerobic co-digestion of lignocellulosic …

2018 Open Access