Faculty of Science & Technology (FST)
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Recent Submissions
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Effects of Post-fire Browsing on Mortality and Growth of Vachellia Drepanolobium Trees in Semi-arid Savanna Ecosystem at Mpala Research Centre in Laikipia, Kenya
(University of Nairobi, 2023)Fire and herbivory have been identified as the key top-down drivers of vegetation in savannas ecosystems. There has been a long-standing interest in understanding how interactions between fire and herbivory influence ... -
New Insights Into the Structural, Electronic, Optical and Phonon Properties of Cubic and Orthorhombic Cspbi3 Perovskite Through First-principles Method for Photovoltaic Applications
(University of Nairobi, 2023)This study has been done using the first-principles technique based on the plane wave self-consistent field method as implemented in the quantum espresso computational code. The GGA has been used as the exchange-correlation ... -
Formulation of Asphalt Concrete Using Crumb Waste Tyres
(University of Nairobi, 2023)Third world and developing countries are realizing tremendous growth in their economies. The factors that increase the growth of the economy of a country are transport infrastructural facilities, including roads, airports, ... -
Clay Derived Zeolites for Removal of Nitrates, Phosphates and Heavy Metals From Water
(University of Nairobi, 2023)Access to clean and safe water for domestic and industrial use remains a significant challenge in developing countries of the Third World. In Kenya, safe drinking water is accessible to only 59% of the population. Multiple ... -
Implications of Dietary Variation on Abundance and Occupancy Relationships in a Predominantly Muroid Small Mammal Community in Mpala Conservancy, Kenya
(University of Nairobi, 2023)Positive interspecific relationship between abundance and occupancy (AOR) is among the most common patterns in ecology. This has been attributed to niche differences among species such that resource generalists are expected ... -
Status of Copper Level and Effects of Rhizatech®tm Vesicular Arbuscular Mycorrhizal Fungi on Wheat Growth, Yield and Copper Ion Uptake in Narok North Sub-county, Kenya
(University of Nairobi, 2023)Soil related abiotic factors hindering wheat production in wheat growing regions in East Africa include poor soil fertility, pests, diseases, drought and salinity. Copper (Cu) deficiency has been identified in soils in ... -
Development of a Differential Normal Pulse Voltammetric Method for Phosphate Determination in Water
(University of Nairobi, 2023)Determination of phosphate levels in water is important in assessing the quality of drinking water and remediation of phosphate in water sources. Visible spectrophotometry is the standard technique that has been used for ... -
Analysis of Subtropical Anticyclones as Synoptic Controls of Seasonal Rainfall Extremes in East Africa
(University of Nairobi, 2023)This study aims to investigate the influence of anticyclones adjacent to Africa on seasonal rainfall extremes over East Africa, focusing on the March to May (MAM) and October to December (OND) rainy seasons. Specific ... -
Understanding the Cosmological Crisis on the Shape of the Universe Using Planck Data
(University of Nairobi, 2021)The shape of the universe has been a major topic of debate for scientists over the years. Since the beginning of time human beings have been seeking answers to intriguing questions concerning the nature of the universe, ... -
Microservice Based Architecture Referral for Health Information Exchange With Patient Authorization for Hmis – Kenya
(University of Nairobi, 2023)In this current century, health care in organizations can be improved among other factors with proper health care information systems. According to Yasser (2017), health care across the world has been greatly impacted by ... -
A Study on the Effect of Mounting Parameters on the Performance of Bifacial Solar Modules
(University of Nairobi, 2023)Bifacial Photovoltaic (bPV) is a technology that is fast gaining traction and has the potential to enhance overall electricity generation. Unlike conventional modules, bPV can capture the sun's rays and convert them into ... -
Evaluation of Phenotypic Plasticity in Reproductive Fitness Traits of Arabis Alpina L. (Brassicaceae) in the Afromontane Region of Mount Kenya
(University of Nairobi, 2023)The Afromontane region is widely recognized as a biodiversity hotspot, harboring rare, endemic, and threatened plant species. However, these species face multiple threats, including habitat fragmentation, deforestation, ... -
Assessment of Elemental Content and Associated Radiological Exposure in Sand Beds of Tiva River, Kitui County
(University of Nairobi, 2023)The geological structure of the river Tiva basin in Kitui County indicates heavy mineral sands like zircon, ilmenite, and hematite, associated with naturally occurring radioactive materials (NORM) from primordial radionuclides ... -
Time to Treatment Outcome and Associated Factors Among Tuberculosis Patients: an Application of Cox Regression Model
(University of Nairobi, 2022)Background: Tuberculosis is among the leading causes of morbidity in the world. According to the World Health Organization (WHO), TB is ranked ninth leading cause of death worldwide and the leading cause of a single ... -
Solar Storms and Their Effect on Man-made Satellites
(University of Nairobi, 2023)The Sun exists in a cyclical pattern of solar activity. This dynamic nature creates what we refer to as space weather, and a key featured associated with it is a solar storm. These storms create a coupled system joining ... -
Determination of Honey Quality and Its Antibacterial Effects on Bee Health
(University of Nairobi, 2023)The impact of pathogens on apiculture has led to the rapid decline in bee colonies in some parts of the world. Evidence in literature on pathogenic resistance to conventional antibiotics indicates that the use of antibiotics ... -
Governance of the Practice of Traditional Medicine in Selected Markets of Western Kenya.
(University of Nairobi, 2023)Traditional medicine (TM) is a conglomeration of natural products that are used in the treatment of diseases and sociocultural syndromes. Folk medicine employs a wider array of natural products that primarily include ... -
Assessment of Community Institutions' Contribution to Forest and Water Governance in the Kilungu Catchment, Kenya
(University of Nairobi, 2023)The roles and responsibilities of Community Forest Associations (CFAs) and Associations of Water Resource Users (WRUAs) in forest and water resource management have been investigated. However, their comparative contributions ... -
Using Transfer Learning to Leverage Large Un-labelled Datasets to Improve Classification Models in Cases With Small- Labelled Datasets: Application to Paediatric Diagnostic and Prognostic Models
(University of Nairobi, 2023)Diagnostic and prognostic models based on machine learning models can improve diagnosis and identification of patients at risk of adverse health outcomes. Healthcare delivery can thus be improved in low and middle income ... -
Ecology of Immature Stages of the Dengue Fever Vector Aedes Aegypti (L.) (Diptera: Culicidae) in Rural and Urban Sites of the Southern Coast of Kenya
(University of Nairobi, 2023)Aedes aegypti is the most important vector of dengue fever and several other arboviruses of public health such as Zika and Chikungunya. Currently vector management is the only available option for disease control. Efficient ...