Browsing Gold Collection by Issue Date
Now showing items 61-80 of 779
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Effect of Surface Passivation on Electrical Properties of Pd-F:SnO2 Thin Films Prepared by Spray Pyrolysis Technique
(MDPI, 2014-11-19)Pd-F:SnO2 thin films have been prepared by spray pyrolysis technique. Optimization has been done by doping SnO2 with palladium at varying levels of concentration and then recording sheet resistance. The sheet resistivity ... -
Effect of Surface Passivation on Electrical Properties of Pd-F:SnO2 Thin Films Prepared by Spray Pyrolysis Technique
(MDPI, 2014-11-19)Pd-F:SnO2 thin films have been prepared by spray pyrolysis technique. Optimization has been done by doping SnO2 with palladium at varying levels of concentration and then recording sheet resistance. The sheet resistivity ... -
Effects of environmental factors on cyanobacteria dynamics in Lake Baringo, Kenya
(Wiley Online Library, 2014-12-10)The dominance of cyanobacterial algae in light-limited, shallow freshwater Lake Baringo is a major environmental concern in regard to Kenyan water quality and public health protection agencies. Accordingly, this study ... -
On the Quotient Groups of Subgroups of the Unit Groups of a Class of Completely Primary Finite Rings
(Pure Mathematical Sciences,, 2015)The study of completely primary nite rings has generated interest- ing results in the structure theory of nite rings with identity. It has been shown that a nite ring can be classi ed by studying the structures of ... -
Social Networks and Students’ Performance in Secondary Schools: Lessons from an Open Learning Centre, Kenya
(Journal of Education and Practice, 2015)Given the known positive and negative effects of uncontrolled social networking among secondary school students worldwide, it is necessary to establish the relationship between social network sites and academic performances ... -
Nutrients, functional properties, storage stability and costing of complementary foods enriched with either termites and fish or commercial micronutrients
(Journal of Insects as Food and Feed, 2015-01-11)Application of edible insects in complementary food production has not been studied much. This study developed and evaluated complementary foods based on edible termites to combat child malnutrition in Kenya. Two complementary ... -
In vitro and in vivo antiplasmodial activity of extracts of selected Kenyan medicinal plants
(African Journal of Pharmacy and Pharmacology, 2015-02-14)Malaria is one of the most important parasitic diseases in the world. It remains a major public health problem in Africa and is responsible for the annual death of over one million children below the age of five years. ... -
Role of Cl on Diffusion of Cu in In2S3 Layers Prepared by Ion Layer Gas Reaction Method
(coatings, 2015-02-15)Ion layer gas reaction (ILGAR) method allows for deposition of Cl-containing and Cl-free In2S3 layers from InCl3 and In(OCCH3CHOCCH3)3 precursor salts, respectively. A comparative study was performed to investigate the ... -
Application of the geological streamflow and Muskingum Cunge models in the Yala River Basin, Kenya
(Journal of Agriculture, Science and Technology, 2015-02-17)The nature of surface runoff and its effects in the watershed can be represented by the application of hydrologic and hydraulic models. In this study, the Geological Streamflow Model (GeoSFM) and the Muskingum Cunge (M-C) ... -
Faecal bacterial contamination of borehole water between points-of-access and points-of-use in Naivasha, Kenya; Public health implication
(Environmental Science, 2015-03)Microbiological assessment of drinking water at Point of Access (POA), vendors and household levels is a major issue due to realization of the impact of poor microbial water quality on the general public health. The impact ... -
Stability and Kinetics Studies Using an RP- HPLC-UV Method Developed for Assays of Salvianolic Acid A Degradation as a Therapeutic
(International Research Journal of Pure and Applied Chemistry, 2015-03-13)Aims: To evaluate the stability of Salvianolic acid A (SAA), a promising cardiovascular drug candidate. Additionally avail an archetype in-vitro therapeutic monitoring from SAA degradation profile for characteristic oral ... -
Chlorpyrifos Degradation in Soils with Different Treatment Regimes Within Nzoia River Drainage Basin, Kenya
(Bulletin of Environmental Contamination and Toxicology, 2015-03-24)Two organic amendments, filter mud compost and Tithonia diversifolia leaves generated within a sugarcane growing area were used to enhance the degradation of chlorpyrifos in soil. Filter mud compost and T. diversifolia ... -
Antioxidant properties of cultivated edible mushroom (Agaricus bisporus) in Kenya
(African Journal of Biotechnology, 2015-04)Antioxidant activities and phytochemical compounds of ethanol and hot water extracts of Agaricus bisporus species fruiting body and mycelia cultivated in Kenya were spectophotometrically determined and evaluated. The total ... -
Biodegradation of carbofuran in soils within Nzoia River Basin, Kenya
(Journal of Environmental Science and Health, Part B, 2015-04)Carbofuran (2,3-dihydro-2,2-dimethylbenzofuran-7-yl methylcarbamate) has been used within the Nzoia River Basin (NRB), especially in Bunyala Rice Irrigation Schemes, in Kenya for the control of pests. In this study, the ... -
Perfluoroalkyl acids in selected wastewater treatment plants and their discharge load within the Lake Victoria basin in Kenya
(Environmental Monitoring and Assessment, 2015-04-11)A major ecological challenge facing Lake Victoria basin is the influx of chemical contaminants from domestic, hospital, and industrial effluents. Determined levels of perfluoroalkyl acids (PFAAs) in wastewater and sludge ... -
Social Networks and Students’ Performance in Secondary Schools: Lessons from an Open Learning Centre, Kenya
(Journal of Education and Practice, 2015-05)Given the known positive and negative effects of uncontrolled social networking among secondary school students worldwide, it is necessary to establish the relationship between social network sites and academic performances ... -
Simulation of organic carbon loading using MIKE 11 model
(Water Practice and Technology, 2015-06)River Nzoia is the largest river draining into the Kenyan portion of Lake Victoria. This river receives both point sources of pollution from industrial and municipal wastes, and non-point sources from agricultural runoff ... -
Effects of climate variability on maize yield in the arid and semi arid lands of lower eastern Kenya
(Agriculture & Food Security, 2015-06-09)Background Climate is a key input of rain-fed agriculture. Climate variability and change has been the most important determinant of crop yields in Kenya and other parts of the world. However, there has been not much ... -
HIV-1 protease inhibitor drug resistance in Kenyan antiretroviral treatment-naive and -experienced injection drug users and non-drug users
(AIDS Research and Therapy, 2015-08-15)Background Although injection drug use drives antiretroviral drug resistance, the prevalence of protease inhibitor (PI) resistance among Kenyan IDUs remains undetermined. We, therefore, explored PI resistance mutations ... -
HIV-1 protease inhibitor drug resistance in Kenyan antiretroviral treatment-naive and -experienced injection drug users and non-drug users
(AIDS Research and Therapy, 2015-08-15)Background Although injection drug use drives antiretroviral drug resistance, the prevalence of protease inhibitor (PI) resistance among Kenyan IDUs remains undetermined. We, therefore, explored PI resistance mutations ...