Browsing Doctor of Philosophy Theses and Dissertations by Title
Now showing items 124-143 of 218
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Manipulative lowering of the water table during summer does not affect CO2 emissions and uptake in a minerotrophic fen
(BayCEER, 2009)We simulated the effect of prolonged summer drought by lowering the water table on three manipulation plots (D1-3) in a minerotrophic fen in South-eastern Germany in three subsequent years (2006-2008). Water table was ... -
Mathematical model for drug therapy in patients with diabetes mellitus.
(JOOUST, 2014)Diabetes Mellit us is a chronic illness that requires continuing medical care and ongoing patient self-management. education and support. to prevent acute complications and to reduce the risk of long-term ... -
Mathematical Modeling of 2d Heterogeneous Motor Vehicle Traffic Flow System
(JOOUST, 2021)Mathematical modeling of motor vehicle traffic flow systems and transportation processes taking into account of the dimensional properties of the roads, vehicle types, driver characteristics and flow properties leads to ... -
Mathematical Modeling of Airflow and Carbon Pollution by Vehicles on Roads with Ventilated Embankments
(JOOUST, 2019)Kenyan road transport currently accounts for about 78% of the total carbon emis¬sion in the country, a percentage that is lately and. steadily rising causing enormous scientific concern. Consequently, efficient road designs ... -
Metacognnitive Learning strategies as Predictors of Academic Performance in English Language among Students in Public Secondary Schools in Kenya
(JOOUST, 2020)Globally, the academic performance in English language remains persistent and it is below the expected levels. There is a problem of persistent low academic performance in English language in Kenya specifically in ... -
Mobile Phone Usage and Economic Growth Model in the Context of vision 2030
(JOOUST, 2018)Kenya has emerged in recent times as one of the fastest growing telecom markets in the world. The Kenyan mobile industry's impact on economic growth is experiencing inconsistency, which requires an integrated model to study ... -
Modeling of Credit Scoring Risks for Commercial Banks
(JOOUST, 2021)Credit Scoring is the use of decision models and their techniques that aid lenders in advancing consumer credit. These models assess credit worthiness of applicants for a loan by forecasting their probability of default ... -
Modeling of jumps and mean reversion in the Kenyan interest rates.
(JOOUST, 2015)The Black-Scholes-Merton model of 1973 has been used and improved upon by various scholars and practitioners to model stock price, interest rates, options and other financial derivatives. Derived from this model are ... -
Modeling the Impact of Geographic Inequalities on the Utilization of Maternity Health Services
(JOOUST, 2021)According to the World Health Organization (WHO), the high number of maternal deaths in some areas of the world reflects subnational inequities in access to maternity health. In Siaya County, Kenya, an estimated 34% of ... -
Modelling of demand process of capital shares by the mean reverting geometric Brownian motion.
(JOOUST, 2014)In financial mathematics, statistical tools have been used for time series prediction of prices. Lognormal distribution and the Black-Scholes-Merton formula have also been used for modeling capital returns: ... -
Modelling The Effect of Climatic and Environmental Variables on The Distribution of Rift Valley Fever Vectors and Outbreaks in Baringo County, Kenya
(JOOUST, 2020)Rift Valley fever (RVF) is a zoonotic mosquito-borne disease whose outbreaks are associated with periodic heavy rainfall episodes and flooding. Baringo County is found in the arid and semi-arid lands of Kenya, that has ... -
Morphological, Molecular, Yield and Quality Characterization of Vegetable African Nightshades (Solanum L. Section Solanum) Under Varying Culture Practices
(JOOUST, 2007)Vegetable nightshades, widely consumed in East and West Africa, are priority African Indigenous Vegetables (AIVs) earmarked for promotion through research and development due to their potential nutritional and economic ... -
Morphometric, Phytochemical Screening and Antimicrobial Activity of Senna didymobotrya (Fresen.) H.S. Irwin and Barneby
(JOOUST, 2018-10)Herbal medicines have been used for many years and still are in widespread use in developing countries while the developed countries are rapidly adopting them as complementary alternative medicine. Senna didymobotrya ... -
Motivational Beliefs as Predictors of Students’ Achievement in Chemistry in Public Secondary Schools
(JOOUST, 2018)One of the major millennium goals of republic of Kenya is to be industrialized by year 2030 and this can be achieved by promoting science subjects of which chemistry is one of the core subjects. However, the performance ... -
Motorized Road Transport and its Implications on Carbon Dioxide (CO2) Emission Standard
(JOOUST, 2020)Global warming experienced on the earth in the last few decades has been attributed to greenhouse effect caused by accelerated CO2 emissions from the burning of fossil fuels. This study determined and described the current ... -
Norm Estimates for Norm-Attainable Operators
(JOOUST, 2019)Hilbert space operators have been studied by several mathematicians over decades and various interesting results have been obtained. There are several classes of Hilbert space operators, for example, normal, ... -
Norms and Numerical Radii Inequalities of Derivations Induced by Orthogonal Projections
(JOOUST, 2022)Properties of derivations that have been studied by different mathematicians include norms, numerical ranges, spectra and positivity. However, norms and numerical radii inequalities of derivations induced by orthogonal ... -
Numerical Solution of (3+1) Dimensional Advection-Diffusion Equation:
(JOOUST, 2020)Advecrion-diffusion equation arises from modeling of physical processes in a wide range of scientific disciplines.The (3+1) dimensional Advection-Diffusion equation we derived can generally be written as; = ;! ... -
On Compact Operators whose Norms are Eigenvalues
(JOOUST, 2019)The class of compact operators is fundamental in operato_Lllle~+Y.• Char-acterization of compact operators acting on different sp~ces has been fas-cinating to many Mathernaticians., Many properties such as bounded¬ness, ...