• Artificial Intelligence-Based Chatbot Model Providing Expert Advice to Potato Farmers in Kenya 

  Korir, Meshack Kiplangat (COPAS- JKUAT, 2025-07-14)

  The study sought to establish the long-term cumulative influence of television childbirth representation on mode of delivery preferences among primiparous women in Nairobi, Kenya. To achieve this, it was guided by cultivation ...
• Assessment of Wetland Dynamics and Ecological Condition in Mathioya Watershed, Murang’a County, Kenya 

  Oginga, Movin Ochieng’ (COETEC - JKUAT, 2025-07-14)

  Wetland degradation in Murang’a County, particularly due to anthropogenic activities in the area, is a major problem. The effects of anthropogenic activities on the ecosystem service of wetlands and the wetland health are ...
• Effect of Thermal Insulation and Welding Parameters on Residual Stresses of Welded Joints 

  Chege, Dorcas Wanjiru (COETEC - JKUAT, 2025-05-26)

  Welding is widely used in manufacturing for its ability to produce high-strength joints. However, the process inherently introduces residual stresses as a result of localised heating and non-uniform cooling. In pipelines, ...
• Effects of Digital Technologies on Performance of Construction Projects in Kenya 

  Maruti, Peter Barasa (JKUAT-COETEC, 2025-04-23)

  The adoption and uptake of technology in the construction industry in Kenya has gained interest among stakeholders due to increased competition in the industry. The challenges and performance of these technologies and ...
• Finite Element Analysis of Induced Residual Stresses during Turning of Carbon Steels and Optimization of the Process Parameters 

  Bosire, Rodgers Nyamweya (COETEC- JKUAT, 2025-04-09)

  Machining processes are essential to manufacturing industries worldwide, playing a crucial role in shaping and finishing components to precise specifications. Turning is one of the most widely utilized machining processes ...
• Analysis and Optimization of Mechanical Properties of Coconut Fiber-Reinforced Polymer Composite Fabricated Using Fused Filament Fabrication 

  Mosi, George Odhiambo (COETEC- JKUAT, 2025-04-01)

  Due to the increasing global campaign to minimize greenhouse gas emissions and the need for sustainability in manufacturing, research is being focused on renewable and environmentally friendly materials to substitute ...
• Optimization of Functional Performance of Additively Manufactured Cobalt-Chromium-Molybdenum Alloy for Dental Implants 

  Nyakundi, Amos Magari (JKUAT-COETEC, 2024-12-20)

  Laser Engineered Net Shaping (LENS) allows the manufacture of geometries that include complex structures that are difficult to manufacture with conventional manufacturing methods. Recent developments in additive manufacturing ...
• Performance of Perforated Clay Bricks with Charcoal Waste as an Additive 

  Bayisenge, Jean Pierre (JKUAT-COETEC, 2024-12-18)

  In Rwanda, the traditional fired solid bricks embody high consumption of fuel and quantity of clay during their moulding. The traditional solid bricks are also heavy compared to perforated bricks. This study aimed at ...
• Evaluation of Mobile Lidar Technology in Road Asset Management: Case of KeNHA Highways in Nairobi City Metropolis 

  Karbolo, Benedict Sulati (JKUAT-COETEC, 2024-12-18)

  Vandalism of road furniture in Kenya roads has been alarming over the years. For instance, KeNHA reported that 150 out of 200 (75%) road signages placed in the period between July to September 2022 had been vandalized ...
• Solidi cation and Microstructure-Mechanical Behavior of Al-Si-Mg(Cu) Alloys with Ti, Zr, V, Cr and Cu Additives 

  Simiyu, Laura Wambani (JKUAT-COETEC, 2024-11-27)

  Most secondary aluminium alloys have varying chemical compositions due to presence of various elements that are added deliberately (such as through alloying) and or accidentally (such as through tools or equipment used). ...
• Suitability of β-Keratin from Chicken Feathers as Surface Sealant for Dust Control on Gravel Roads 

  Ndege, Pius Kariuki (JKUAT-CoETEC, 2024-11-04)

  Dust from unpaved roads has adverse effects like health and costly routine maintenance of re-grading and re-gravelling of unpaved roads for smooth flow of traffic. This study focused on suitability of β-keratin (from chicken ...
• Investigation of the Current Level of Building Information Modelling (BIM) Adoption by Building Contractors in Kenya 

  Oyuga, Joel Odhiambo; Oyuga, Joel Odhiambo (SABS, JKUATSABS, JKUAT, 2024-01-28)

  Construction is a key industry in any economy. It is made up of many actors, delivery methods, deliverables, workflow processes and tools. Building Contractors are one of the main actors within this industry since they ...
• Effect of Cypress Tree Extract on the Rate of Strength Develop-ment of Kenyan Portland Pozzolanic Cement Concrete 

  Onjure, Ezekiel Oyugi (JKUAT-CoETEC, 2024-08-06)

  Concrete is the most widely used construction material in the world. The situation in the country is not an exception as most of the infrastructures in Kenya such as build-ings, bridges, drainage among others, are constructed ...
• Evaluating the technical, managerial, socio-economic and environmental performance of Kenya’s Ahero irrigation scheme using the analytical hierarchy process (AHP) model 

  Moyale, George Khatete (2024-07-22)

  Abstract A majority of public irrigation schemes worldwide have continuously performed below their potential, and there is a need to investigate key components of irrigation scheme performance and provide study-based ...
• Evaluation of Crushed Slates as a Suitable Capping Material for Rapid Gravity Sand Filters 

  Maina, Oscar Njung’e (JKUAT-COETEC, 2024-07-22)

  In the potable water treatment process, Rapid Gravity Sand Filters (RGSF) are commonly adopted as the last solid-liquid separation stage. Cleaning of the RGSF is done through backwashing. RGSF is widely adopted all over ...
• The potential use of laser cladded functionally graded materials to mitigate degradation in boiler tube heat exchangers for power plant applications: A review 

  Morake, Joseph Bophelo (JKUAT-CoETEC, 2024-07-22)

  Surface modification is essential to safeguard heat exchangers from premature failure spurred by deterioration mechanisms such as corrosion and wear, which diminish performance. Meanwhile, modifying some substrates with ...
• Failure analysis of corroded heat exchanger CuNi tubes from a geothermal plant 

  Morake, Joseph Bophelo (JKUAT-CoETEC, 2024-07-22)

  This study examined the premature failure of cupronickel (CuNi10Fe) tubes in a shell-and-tube heat exchanger after five months of service. An investigation to identify the root cause of the tube burst was carried out ...
• Optimization of laser‑cladded SS316L/IN625 functionally graded material deposited on a copper substrate for boiler pipe heat exchanger applications 

  Morake, Joseph Bophelo (JKUAT-CoETEC, 2024-07-17)

  Laser cladding is a surface modification method that can be employed in components under severe operating conditions, such as boiler heat exchangers, to mitigate degradation. However, poor clad quality hinders performance ...
• A transformer-based end-to-end data-driven model for multisensor time series monitoring of machine tool condition 

  Oroko, Joanes Agung’ (2024-07-17)

  Online determination of a cutter’s health status is crucial for the attainment of condition-based automated tool change in computer numerically controlled (CNC) machining. Due to the impracticalities associated with ...
• Development of Performance a Based Road Management System for Kenya 

  Kundu, Dominic Achoka (JKUAT-COETEC, 2024-07-11)

  Performance based road maintenance (PBRM) entails reinstating the level of service (LOS) of road asset items to defined performance targets with implication of payment reductions on noncompliance. One of the major challenges ...

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