Theses and Dissertations: Recent submissions

Now showing items 1-20 of 3262

Adapting LEED-ND for Affordable Housing in Kenya: A Case of Park Road Ngara

Wanyonyi, Addah Maureen (JKUAT-SABS, 2024-12-20)

This research, guided by sustainability theory and green neighborhood development principles, addresses the limitations of existing affordable housing approaches in Kenya by introducing an evaluation tool that goes beyond ...
Photovoltaic Performance of Platinum-Graphene Based Counter Electrode for Dye Sensitized Solar Cells

Kiplang’at, Michael Ng’eno (JKUAT-COPAS, 2025-01-15)

Dye-sensitized solar cells (DSSCs) have emerged as new class of low cost energy conversion devices. DSSCs were fabricated using graphene on platinum-based counter electrodes, electrolyte and titanium dioxide thin films ...
Ergonomic Hazards and Associated Health Effects in Selected Food and Beverage Industries in Nairobi Kenya

Ayaga, Francis Odiwuor (JKUAT-IEET, 2025-01-15)

Ergonomic hazards in the food and beverage industries pose serious health risks to workers. These hazards are often a result of manual handling activities such as lifting, lowering, pushing, and restraining, which are ...
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 ...
Analysis of Impacts of Geotechnical Investigation on Performance of Construction Projects in Rwanda

Ruzibiza, Paulin (JKUAT-SABS, 2024-12-18)

Construction industry is a huge sector where many investments have been made so far and will continue to be so in the foreseeable future. However, unpredictable project costs and durations remain a challenge in the sector. ...
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 ...
Production and Characterization of Potato Flour and Its Application in Noodles Processing

Buzera, Ariel Kasangi (JKUAT-COANRE, 2024-12-03)

Potato (Solanum tuberosum L.) is an excellent source of carbohydrates and dietary fibre whose nutritional characteristics are essential in human consumption. However, freshly harvested potatoes are perishable and undergo ...
Characterization, Determinants of Marketing Channels and Collective Action among Pigeon Pea Farmers in Machakos County, Kenya

Musyoka, Catherine Ndumi (JKUAT-COANRE, 2024-12-03)

Smallholder farmers are among the key players in pulse production in Kenya and require consideration when developing policies for improving the sector. Pigeon peas is a traditional crop that has a potential to increase ...
Metagenomic Analysis of the RNA Metavirome of Aedes aegypti Mosquitoes Collected from Coastal Kenya

Omuoyo, Donwilliams Otieno (2024-12-03)

The coastal region of Kenya has experienced repeated outbreaks of chikungunya (CHIKV) and dengue (DENV) viruses transmitted by local populations of the Aedes aegypti mosquito. In addition, this mosquito has been reported ...
Gabor Convolutional Neural Network that Integrates Both Rotational and Illumination Invariance to Improving the Performance of Content-Based Image Retrieval

Gateri, Judy Muthoni (JKUAT-COPAS, 2024-12-03)

Content-Based Image Retrieval (CBIR) is the main stay of current image retrieval systems where a user submits an image based query which is then used by the system to extract visual features like shape, color or texture ...
Determinants of Small Holder Farmers` Decision to Practice Agroforestry in Rulindo District, Rwanda

Rwaburindi, Jean Claude (JKUAT-COANRE, 2024-11-27)

Agroforestry plays an important role in production of both local and global commodities. It plays a strategic role in helping many countries to meet key national development objectives, especially those related to poverty ...
Influence of Substrate and LED Light Spectrum on Growth, Yield, and Phytochemical Content of Ethiopian Kale (Brassica carinata A. braun) Microgreens

Maru, Ruth Nyambura (JKUAT-COANRE, 2024-11-27)

Microgreens are plant products harvested shortly after the first true leaves emerge, usually between 7 and 21 days. Microgreens are rich in nutrients and other beneficial phytochemicals that play a major role in alleviating ...
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). ...
Governance of Health Systems and Service Delivery in National Referral Hospitals in Kenya

Abdi, Ali Abdullah (JKUAT-COHRED, 2024-11-27)

In recent years, there has been an increased attention to building formidable health systems governance to promote the highest attainable standard of health service delivery which has become a fundamental part of our human ...
Energy Characteristics of Prosopis juliflora with Binary Combination of Maize Cobs and Bagasse Agricultural Waste on Briquette Production

Towett, Titus (JKUAT-COPAS, 2024-11-27)

The demand for energy in Kenya continues to grow despite efforts to increase the country's installed power capacity. There is need to explore clean and sustainable energy sources to meet increasing energy demand. Briquette ...
Nutritional Quality of Chocolate Berry (Vitex payos) Fruit and its Utilization in Yoghurt Production

Gichaga, Cyrus Karanja (JKUAT-COANRE, 2024-11-27)

Chocolate berry (Vitex payos) is one of the neglected indigenous fruit trees in tropical Africa. Information on use of its fruits for food is scarce except as a seasonal snack by members of communities in localities where ...
Effect of Regulatory Reforms in the Electricity Energy Subsector on Access to Electricity in Rural Kenya

Alwanga, Milton Utwolo (JKUAT-COHRED, 2024-11-27)

Rural residents' ability to access electricity is essential for their homes, the neighborhood, and the local economy. According to a 2023 World Bank the advantages of electricity for rural households include lighting, ...
A Regulatory and Institutional Framework for Enhancing Adoption of Innovative Building Technologies in Nairobi and Metropolitan Towns

Kaburu, Edwin Kathurima (JKUAT-SABS, 2024-11-15)

Innovative building technologies (IBTs) are often flaunted as a panacea for mitigating housing delivery shortfalls in light of the ever-growing construction costs. However, the adoption of these technologies in Kenya’s ...
A Model to Promote Utilization of Skilled Birth Attendance among Women of Reproductive age in Kandara Sub-County, Murang’a County - Kenya

Gachathi, Daniel Muya (JKUAT-COHES, 2024-11-15)

Globally, over 90% of deliveries in developed countries are attended by skilled health personnel, this indicates a significant high disparity when compared to Sub-Saharan Africa, with only 57% of births occurring in health ...

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