School of Science: Recent submissions
Now showing items 301-320 of 463
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MODELLING AND OPTIMIZATION OF SUBTHRESHOLD LEAKAGE CURRENT IN LOW-POWER, SILICON-BASED, COMPLEMENTARY METAL OXIDE SEMICONDUCTOR (CMOS) DEVICES
(International Journal of Engineering Applied Sciences and Technology, 2019)The trend of process scaling for CMOS technology has made subthreshold leakage reduction a growing concern for submicron circuit designers. Power consumption has become a principle design consideration as device ... -
SYNTHESIS OF A PHENYLETHYLTHIOUREA DERIVATIVE AS A POTENTIAL NON-NUCLEOSIDE INHIBITOR OF HIV-1 REVERSE TRANSCRIPTASE
(University of Eldoret, 2013)The emergence of resistant strains of HIV-1 towards existing drugs has prompted a search for new compounds with good antiviral activity and favourable toxicological profile. This work reports the synthesis of a PETT ... -
Antifungal Potential of Curcuma longa (Tumeric) and Zingiber officinale (Ginger) against Alternaria alternata Infecting Spinach in Kenya
(World Journal of Agricultural Research, 2019)Spinach diseases caused by Alternaria spp. are one of the most significant devastating pathogens to spinach in Kenya and worldwide. Alternaria alternata has been associated with great losses in spinach both in total ... -
POLLUTION IMPACT, PHYTOREMEDIATION AND KINETICS OF ADSORPTION OF SELECTED METAL IONS FROM RIVER AND WASTE WATERS USING ARROWROOTS (AMARANTA ARUNDINACEA)
(University of Eldoret, 2016)Increased human activities have led to a rise in pollutants in the environment among them heavy metals. Conventional technologies for removal of metal ions from polluted water are numerous. Most of these methods are, ... -
TOWARDS TECHNICAL DEVELOPMENT OF NATURAL DYES FOR THE TEXTILE INDUSTRY IN KENYA: A CASE STUDY OF Bixa orellana.L SOLVENT EXTRACT.
(University of Eldoret, 2017)The aim of the study is to report the dyeing of textile fibres using the natural dyes extracted from the seeds of Bixa orellana Linn. Natural dyes derived from plant materials have proved to be important alternatives to ... -
EFFECTS OF MALARIA ON IMMUNE RESPONSE AGAINST TUBERCULOSIS AMONG CHILDREN IN UASIN GISHU COUNTY, KENYA
(University of Eldoret, 2015)Among tuberculosis (TB) high incidence regions, Sub-Saharan Africa is particularly affected with approximately 1.6 million new cases every year and 1 million people die from malaria every year (most are children 2 - 5 years ... -
Effect of Charcoal Filters Integrated with Moringa oleifera Seed Extracts on Microbial Population in Water from Unprotected Sources of Kapseret Division, Kenya
(Journal of Advances in Microbiology, 2019)This study was carried out in Kapseret Division of Uasin Gishu County. Random sampling was used to identify 5 different rivers in the study area from which water samples were collected and analyzed using standard ... -
RELATIVE ABUNDANCE AND DISTRIBUTION OF STEM BORERS IN INTERCROPS OF Zea mays L., Sorghum bicolor L. AND THREE GRAMINAE REFUGIA IN TRANS-NZOIA COUNTY.
(University of Eldoret, 2012)This study aimed at determining the relative abundance and distribution of stem borers in intercrops of Zea mays L. and Sorghum bicolor L. and three graminae refugia due to the great economic damages caused by the stem ... -
IMMUNOHISTOCHEMICAL AND MOLECULAR CHARACTERIZATION OF BURKITT’S LYMPHOMA IN CHILDREN FROM P. FALCIPARUM, HIV AND EBV PREVALENT SETTING AT MTRH IN WESTERN KENYA
(University of Eldoret, 2016)Burkitt’s lymphoma (BL) is a B cell non-Hodgkin’s lymphoma (NHL) that affects children in equatorial belt of Africa. The region overlaps geographic areas with high prevalences of infectious diseases. Differential diagnosis ... -
THEORETICAL ANALYSIS OF A SOLAR AIR COLLECTOR WITH A RECTANGULAR AIR-DUCT PROFILE
(University of Eldoret, 2012)Any solar energy conversion system requires proper designing and sizing in order for it to be cost effective with respect to energy production under the prevailing climatic conditions and initial cost. Modelling and ... -
EFFECT OF LIMING ON LEVELS OF POLLUTANT HEAVY METALS IN SOILS AND THEIR UPTAKE BY MAIZE IN UASIN GISHU AND TRANS-NZOIA COUNTIES, KENYA
(University of Eldoret, 2013)Soil contaminated with heavy metals from agricultural and industrial sources leads to unhealthy food. The metals enter the food chain and are consumed by humans. Phosphate fertilizers too contain undetermined amounts of ... -
ELECTROCHEMICAL TREATMENT OF TEXTILE DYE WASTE WATER BY ANODIC OXIDATION
(University of Eldoret, 2014)Textile factories such as Rift Valley Textile Limited (RIVATEX) in Eldoret Kenya produce large volumes of wastewater which is alkaline, highly coloured and has high chemical oxygen demand (COD) and can adversely affect ... -
NEMATODE INFECTION EFFECTS ON IMMUNOPATHOLOGICAL RESPONSE TO VACCINE AND MYCOPLASMA CAPRICOLUM CAPRIPNEUMONIAE ANTIGENS IN GOATS
(University of Eldoret, 2018)Contagious Caprine Pleuropneumonia (CCPP), caused by Mycoplasma capricolum capripneumoniae (Mccp), is a highly contagious disease of goats with high morbidity and mortality in naïve goats and a major threat to food security. ... -
THE EFFECTS OF AMENDED MOLASSES WASTEWATER ON THE GROWTH PROGRESS, NUTRITION AND YIELD OF Capsicuum annuum ON ACIDIC SOILS OF KENYA
(University of Eldoret, 2015)Little research work has been done especially on increasing effects of soil acidity on crop production due to long periods of chemical fertilizer use in North Rift region especially Uasin Gishu and Nandi Counties. Moreover, ... -
INTESTINAL PARASITIC INFECTIONS IN PATIENTS ATTENDING MOI TEACHING AND REFERRAL HOSPITAL ELDORET, KENYA
(University of Eldoret, 2017)Intestinal parasitic infections are major public health problems in developing countries. The distribution of these infections is mainly associated with poor personal hygiene, environmental sanitations and limited access ... -
HEAD LOSS ANALYSIS IN PIPE FLOW SYSTEMS
(University of Eldoret, 2016)Fluid flow in pipes is accompanied by major and minor friction losses. Major friction losses are as a result of loss of energy in pipes due to viscous effects of the fluids on pipe surfaces. Minor friction losses do occur ... -
Prevalence, Incidence and Severity of Anthracnose in Carica Papaya Fruits in Baringo and Elgeyo-Marakwet Counties
(African Journal of Education, Science and Technology, 2020)Papaya is the fourth most important fruit crop in Kenya after oranges, mangoes and bananas. It has also become an important export crop in the arid and semi-arid lands. Anthracnose caused by Colletotrichum gloeosporioides ... -
ETIOLOGY OF LEAF RUST CAUSING FUNGI INFECTING SELECTED BRACHIARIA (Brachiaria mutica; Forssk) GENOTYPES IN KENYA
(University of Eldoret, 2019)These rust diseases causing pathogens are also of importance to many crops, hence the need to clarify the species delimitations in the natural lineages infecting brachiaria grass. The classification of yellow leaf rust ... -
A DENSITY FUNCTIONAL THEORY STUDY OF COPPER OXIDES NANOWIRES AND CLUSTERS ON ANATASE TiO2 (101) SURFACE FOR PHOTOCATALYTIC WATER SPLITTING
(University of Eldoret, 2018)Copper oxides deposited at titania surfaces have a bene cial e ect on the photocatalytic activity of TiO2, particularly water splitting. However, the role of copper oxides and mechanisms of enhancement remains to be ... -
BIO-CONROL OF SELECTED BARLEY FUNGAL PATHOGENS USING Paenibacillus polymyxa KaI245 ISOLATED FROM SORGHUM RHIZOSPHERE IN WESTERN KENYA
(University of Eldoret, 2019)The use of agrochemicals in agriculture has several advantages but has been reported to cause phytotoxicity, hazardous to animals and the environment. In a quest to find alternatives, this study sought to test selected ...
