A.A. Hamza
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Impact of Structural and Environmental Parameters on Indoor Radon Gas Levels from Locations in Gombe, Adamawa and Yobe States Nigeria Open
Indoor radon gas concentrations are influenced by structural and environmental factors, including ventilation rates, room volume, foundation floor thickness, indoor temperature, and relative humidity. This study investigates the impact of …
Di-layers satellite electronic shielding system (DiLSES): fabrication and characterization Open
Satellites in space are vulnerable to high-energy electrons above that can damage their electronic systems. To curtail this challenge, a new multi-layer system is synthesized from biomass and geological ores and characterized for mechanica…
Interferometric Analysis of Knot Configurations Impact on Structural Properties and Mechanical Strength of Suture Materials Open
Despite of their ancient legacy, the knots used in modern surgery often rely more on tradition than on hard scientific evidence. While various knot configurations, like square and surgeon's knot are commonplace, their effectiveness and str…
Corporate Communication and its relationship to organizational culture Open
This article aims to significantly contribute to a deeper understanding of the concept of organizational studies by exploring the vital role of corporate communication and its relationship to organizational culture. In this context, we del…
The impact of cybercrime on students' social relationships amid COVID-19: A Ha'il University study Open
This study examines the profound impact of cybercrime on the social dynamics of students at Ha'il University in Saudi Arabia during the tumultuous period of the COVID-19 pandemic. Using a carefully crafted and validated questionnaire and d…
Biochemical and Morphological Determination of Bacteria and Fungi in Spoilt Mango and Watermelon Fruits in Sokoto State, Nigeria Open
Determination of bacteria and fungi in spoilt watermelon (Citrullus lanatus) and mango (Mangifera indica) sampled from two locations on varied coordinates in Sokoto state was done using standard procedures.The samples were mashed and seria…
COMPARATIVE STUDY OF THE EFFECT OF POLY(LACTIC- ACID), STARCH, CHARCOAL ON PHYSICO-MECHANICAL PROPERTIES OF VIRGIN AND WASTE LOW DENSITY POLYETHYLENE COMPOSITES. Open
A study was carried out to evaluate the effect of natural fillers on the mechanical properties of virgin and waste low density polyethylene. Samples of disposable sachet bags were obtained and blended with varying percentages of polylactic…
THE STUDY OF USING NATURAL FILLERS ON THE BIODEGRADATION PROPERTIES OF VIRGIN/WASTE LOW DENSITY POLYETHYLENE AND VIRGIN/WASTE HIGH DENSITY POLYETHYLENE COMPOSITES. Open
A study was carried out to check the effect of natural filler on the degradation properties of virgin and waste LDPE and virgin and waste HDPE. Samples were collected and compounded with Maleic Anhydride as a compatibilizer between the pol…
View article: Photodynamic therapy in cancer treatment: properties and applications in nanoparticles
Photodynamic therapy in cancer treatment: properties and applications in nanoparticles Open
Most of the treatment strategies for tumors and other disorders is photodynamic therapy (PDT). For several years, increasing the efficiency of nanostructured treatment devices, including light therapy, has been considered in different trea…
The influence of degradation in different pH buffer solutions on the optical and durability properties of Monocryl suture: (an in vitro study) Open
The objective of this work is to investigate the hydrolytic degradation of the Monocryl (PGA/PCL) surgical suture in different pH buffer solutions, and its correlation with the structural alterations the material undergoes. To this end, an…
View article: EFFECT OF PULSE IRRIGATION AND PULSE FERTIGATION ON THE YIELD, WATER PRODUCTIVITY AND QUALITY OF CUCUMBER UNDER THE DRY ENVIRONMENTAL CONDITIONS OF SANDY SOIL
EFFECT OF PULSE IRRIGATION AND PULSE FERTIGATION ON THE YIELD, WATER PRODUCTIVITY AND QUALITY OF CUCUMBER UNDER THE DRY ENVIRONMENTAL CONDITIONS OF SANDY SOIL Open
Consideration of the use of the pulse technique for irrigation and fertigation is one of the irrigation management methods to enhance crop production, water productivity, and lower deep percolation. An experiment was carried out using thre…
Surface Defects of Used Reciproc and Reciproc Blue Rotary Nickel-Titanium Files (In Vitro Study) Open
Aim: to Evaluate Surface defects in new reciproc and reciproc blue rotary nickel-titanium files after thee and six canals preparation using Scanning Electron Microscopy.Methodology: Sixty human mandibular molars were selected for the study…
A quantitative study on using digital photoelasticity for characterising the effect of the stretching speed on the necking phenomenon Open
The digital photoelastic technique is used to characterise the necking behaviour of isotactic polypropylene (iPP) fibres. The effect of stretching rate on necking initiation is studied. The birth of necking is observed using photoelastic p…
Improving Vegetative and Flowering Characteristics of Kalanchoe by Using some Plant Growth Retardants Open
The objective of this investigation was to study the effects of cycocel (CCC) and paclobutrazol (PBZ) on Kalanchoe blossfeldiana, L. to produce plants more compact, shorter, with a plurality of branches and inflorescences, flowering earlie…
Effect of Aging on Corrosion Behavior of Martensite Phase in Cu-Al-Be Shape Memory Alloy Open
The corrosion behavior of martensite phase in Cu-Al-Be shape memory alloy with aging at 150 at time 2,4and 6 hour and quenching ice water with salt, water at room temperature and oil media study by open circuit potential, tafal polarizatio…
Corrosion behavior of heat treatment Cu-Al-Be shape memory alloy in simulation body fluid Open
Corrosion behaviour of Cu-13Al%-0.545Be% shape memory alloy chemical composition at different microstructure in simulation body fluid by open circuit potential, tafal polarization, cyclic polarization .themicrostructure of this alloy that …
Effects of Some Chemicals on Vase Life of Some Cut Flowers I. Effect of 8-Hydroxyquinoline Sulfate, Silver Nitrate, Silver Nano Particles and Chitosan on Vase Life and Quality of Cut Rose Flowers (Rosa hybrida. Cv. “Black Magic”) Open
This investigation was carried out during 2015 and 2016 seasons to determine whether the selected chemical agents could be used to improve the postharvest quality of Rosa hybrida L.cv. "Black Magic" cut flowers.Freshly cut flowers were pla…
Investigation of the Mechanical and Morphological Properties of High-Density Polyethylene (Hdpe)/Leather Waste Composites Open
The potential of solid tannery waste as filler in high-density polyethylene (HDPE) was studied by examination of mechanical properties, morphology and thermal properties of the composites produced.The Composites were prepared by two roll m…
Effect of Mineral Fertilization with Some Growth Regulators on Growth of Magnolia grandiflora L. Seedling. I.Effect on Vegetative Growth Open
This study was carried out at the Experimental Station and Laboratory of Vegetable& Floriculture department