Journal Articles (EN): Recent submissions
Now showing items 1-20 of 98
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SALIVA AND BLOOD GLUCOSE PARAMETRIC ANALYSIS AMONG INDIVIDUALS ATTENDING KUTRRH HOSPITAL IN NAIROBI, KENYA
(East African Medical Journal, 2022)Background: Diabetes mellitus is a glucose metabolic disorder which occurs when the body is unable to regulate blood glucose. High blood glucose level is toxic to body organs and leads to organ failure and death. Blood ... -
Assessing the Mechanical and Micro-Structural Properties of Concrete with Silica Fume and Coconut Shell as Partial Replacements of Cement and Fine Aggregates
(SSRG International Journal of Civil Engineering, 2024)The construction industry is a globally important sector due to its significant contributions to growth and economic success. The operation of this industry incorporates concrete as one of its essential components. ... -
Performance of Alkali Treated and Untreated Ronier Fiber (Borassus aethiopum) on Mechanical and Durability Properties of Reinforced Concrete
(Engineering Reports, 2025)This study investigates the effect of 1% sodium hydroxide (NaOH)-treated and untreated Ronier fibers (Borassus aethiopum) on concrete’s mechanical and durability properties. Ronier fibers were incorporated into concrete ... -
Performance Analysis of Ronier Fibers (Borassus Aethiopum) with Silica Fume on the Mechanical Properties of Concrete
(Engineering, Technology & Applied Science Research, 2024)This research examines how Silica Fume (SF) and Ronier Fibers (RF) (Borassus aethiopum) affect concrete's mechanical and durability properties. Natural fibers are sustainable and have the potential to improve concrete ... -
Correlation of Accelerated Corrosion and Real Reinforced Concrete Water Structures
(Journal of Materials Science Research, 2023)The service life of reinforced concrete constitutes the initiation and propagation period. Accelerated corrosion tests are carried out to obtain results in modelling the Service life of reinforced concrete structures. Its ... -
The Relationship between Bond Strength and Critical Penetration Depth of Rust in Reinforced Concrete Structures
(Journal of Materials Science Research, 2021)Bond strength and critical penetration depth of rust are major factors that affect the service life of reinforced concrete structures. This research endevoured to establish a relationship between the bond strength and ... -
Correlation of tensile strength and corrosion initiation period of reinforced concrete
(Cogent Engineering, 2021)Service life of reinforced concrete constitutes initiation and propagation period. Tensile strength is among the mechanical hardened properties of concrete that influence the corrosion initiation. This research work ... -
Effect of Selected Commercially Available Corrosion Inhibitors in Kenya on Bond Strength of Reinforced Concrete.
(British Journal of Civil and Architecture Engineering, 2020)Corrosion of reinforced concrete water structures generates tensile stress within the concrete and reinforcement interface influencing the service life of structures. This research investigated the influence of selected ... -
A Corrosion Model for Prediction of the Service Life of Reinforced Concrete Water Conveyancing Structures
(British Journal of Civil and Architecture Engineering, 2020)With increased competing demands of sustainable and green structures to support the United Nations sustainable development goals, new technologies are evolving for efficient design and manufacture and construction of ... -
A Corrosion Model for prediction of Service Life of Reinforced Concrete water structures
(International Journal of Scientific and Research Publications, 2020)As the world economies endeavor to support the United Nations sustainable development goals, new technologies are evolving for efficient design and manufacture of civil engineering products. Researchers have up scaled ... -
The effect of Selected Cement Brands in Kenya on the Critical Penetration Depth of Rust in Reinforced Concrete Water Conveyancing Structures
(International Journal of Scientific and Research Publications, 2018)As the world economies shift to support the United Nations sustainable development goals, new cement manufactures have entered into the Kenyan market producing brands of ordinary Portland Cement meeting the minimum ... -
The effect of using Ordinary Cement Brands in Kenya on Corrosion Rate of Reinforced Concrete Water Conveyancing Structures
(International Journal of Scientific and Research Publications,, 2018)In the past decade Kenya has experienced an increased demand of cement for construction of infrastructure projects including the Mega standard gauge railway and the Lamu Port South Sudan-Ethiopia Transport Corridor. The ... -
Analysis of Curved Plate Elements using Open Source Software
(International Journal of Scientific and Research Publications, 2014)Analysis of curved plate elements requires a high computational effort to obtain a reliable solution for a buckling load for design purposes. Available programs are expensive to acquire and they need thorough knowledge ... -
X-ray diffraction profile analysis of martensitic Ti6Al4V (ELI) parts produced by laser powder bed fusion
(MATEC, 2023)The quantification of the density of defects in materials through non-destructive methods is of great interest to scientists and engineers. Xray diffraction (XRD) peak profile analysis is a valuable method that is ... -
VARIATION OF IMPACT TOUGHNESS OF AS-BUILT DMLS TI6AL4V (ELI) SPECIMENS WITH TEMPERATURE
(South African Journal of Industrial Engineering, 2018)The response of direct metal laser sintering (DMLS) produced Ti6Al4V (ELI) to impact was investigated using an instrumented Charpy impact test machine and V-notch specimens. Impact toughness testing was conducted over the ... -
Validation of a Microstructure-Based Model for Predicting the High Strain Rate Flow Properties of Various Forms of Additively Manufactured Ti6Al4V(ELI) Alloy
(Metals, 2021)To increase the acceptance of directmetal laser sintered Ti6Al4V(Extra Low Interstitial—ELI) in industry, analytical models that can quantitatively describe the interrelationships between the microstructural features, ... -
The Effect of Temperature on the Microstructures of Additively Manufactured Ti6Al4V(Eli)
(Iranian Journal of Materials Science and Engineering,, 2024)The stability of microstructure at high temperatures is necessary for many applications. This paper presents investigations on the effect of changes in temperature on the microstructures of additively manufactured Ti6Al4V(ELI) ... -
Statistical Analysis of the Distribution of the Schmid Factor in As-Built and Annealed Parts Produced by Laser Powder Bed Fusion
(crystals, 2022)This study documents a systematic analysis of the global Schmid factor for different deformation mechanisms in 0/ and -grains in different forms of direct metal laser sintered (DMLS) Ti6Al4V(ELI) based on EBSD data. ... -
Quasi-static crushing of DMLS-produced Ti6Al4V hierarchical honeycombs
(Materials & Design, 2025)Honeycombs excel at absorbing energy during quasi-static crushing events. Adding hierarchical structures to these designs improves their effectiveness. Hierarchical structures are best built using additive manufacturing ... -
Quasi-static tensile properties of DMLS TI6AL4V(ELI) specimens exposed to two different heat treatment processes and tested at different elevated temperatures
(Results in Engineering, 2024)The use of Ti6Al4V components in the aerospace industry has increased in the past years s. Jet engine components made of Ti6Al4V such as compressor blades and exhaust ducts, as well as landing gear, hydraulic systems, and ...