Faculty of Science & Technology (FST): Recent submissions
Now showing items 1401-1420 of 4088
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Spectrum and Operators that are Consistent in Invertibility
(University of Nairobi, 2009) -
Crystallisation Kinetics, Glass Forming Ability And Thermal Stability In Glassy Se100−xInx Chalcogenide Alloys
(University of Nairobi, 2012)Amorphous thin films of Se100−XSbX (X = 1, 5, 10, 15 and 20) were synthesized by flash evaporation of the premelt quenched bulk samples. The optical properties were investigated from spectrophotometric measurements in ... -
Heat Equations And Their Applications (One And Two Dimension Heat Equations)
(University of Nairobi, 2009-08) -
Bacillus sphaericus granules, Bacillus thuringiensi, thuringiensis var. israelensis, wettable granules,Culex quinquefasciatus,Dar es Salaam,Tanzania
(University of Nairobi, 2009)The microbial larvicides Bacillus sphaericus and Bacillus thuringiensis have recently proven to be effective tools for integrated mosquito control programmes in Africa. This study assessed the efficacy and duration of ... -
Assessing the potential of wind energy for electrical power generation in Dodoma Region, Tanzania
(University of Nairobi, 2013)Tanzania depends heavily on hydropower for her electricity demand and experiences power shortage during the dry seasons. This research project investigates the wind power potential of Dodoma, a Central station of Tanzania ... -
The impact of elephants, loxodonta African, on woody vegetation in relation to watering points in Tsavo east national park, Kenya
(2015)Understanding the relationship between the watering points and elephant impacts on woody vegetation in relation to proximity to these watering points is important in conservation of the elephants particularly their habitat. ... -
Phytochemical investigation of four asphodelaceae plants for antiplasmodial principles
(University of Nairobi, 2015)In the era of resistance to the available antimalarial drugs, the discovery of antiplasmodial compounds with novel mechanism of action is needed. In this regard, plants with documented traditional uses remain an important ... -
Toxicity Effects Of Δ-endotoxins Obtained From Native Bacillus Thuringiensis Isolates Against Maize Stalk Borer (Busseola Fusca Fuller)
(University of Nairobi, 2014)Decrease in maize crop yield due to infestation by the maize stem borer (Busseola fusca) presents a major food security threat in Kenya and many sub-Saharan countries. Farmers in Kenya have relied on the use of insecticides ... -
Improving application of knowledge management systems in organizations: case of Nairobi city water and sewerage Company
(University of Nairobi, 2014)Knowledge is an asset to any organization and has become a vital resource to organizations and hence a growing need for knowledge management (KM). Knowledge is described as information provided in context to produce an ... -
Investigating dry spells in Malawi during the rainfall season
(University of Nairobi, 2014)This study investigated the occurrence of dry spells during the main rainfall seasons over Malawi so that the farming community and other stakeholders can use this information to reduce vulnerability of the agricultural ... -
Assessing the spatial and temporal characteristics of rainfall over the Southern region Of Malawi
(University of Nairobi, 2014-07)An understanding of temporal and spatial characteristics of rainfall is central to resources planning and management especially with evidences of climate change and variability. There are strong indications that rainfall ... -
Determining the onset and cessation of seasonal rains in Malawi
(University of Nairobi, 2014-07)The country ofMalawi has a sub-tropical climate, which is relatively dry and strongly seasonal. The warm-wet seasonal stretches from November to April, during which 95% of the annual precipitation takes place. A cool, ... -
The Use Of ICT For Blood Donation: A Donor Information Needs Driven System To Address Kenya’s Low Blood Donation Rates
(University of Nairobi, 2014-11)The gap between demand and supply of blood is continuously widening as the population increases. This is of great concern in Kenya where blood donation figures are below the World Health Organization‟s recommendations. A ... -
Ecological Risk Assessment For Invasiveness, Response To Weeds And Ratooning Ability Of New Rice For Africa (Nerica) And Oryza Sativa Rice Varieties In Central Kenya
(University of Nairobi, 2014)Rice belongs to the family Poaceae and genus Oryza. Poaceae, on a world scale, is classified among the prominent families that are likely to produce invasive weed species hence a challenge on biosafety. Through modern ... -
Climate change signals based on rainfall and temperature trends in Malawi
(University of Nairobi, 2014)The purpose of the study was to determine climate change signals using rainfall and temperature records. This was achieved by performing time series and trend analysis. Time series analysis was done using MATLAB software ... -
Telecommuting System For Kenyan Organizations
(University of Nairobi, 2014-11)The time taken to commute from home to the office and back is a major concern to workers in Kenya and especially in Nairobi. A lot of time which could be spent on productive activities is wasted on the roads while employees ... -
Performance of seasonal rainfall forecasts in Malawi
(University of Nairobi, 2014)This research evaluates the performance of seasonal rainfall forecasts in Malawi, which has consistently been issued since 2003. The main predictor indices are the El Nino southern oscillation (ENSO). While in some years ... -
Perceived risk factors for rift valley fever in Ijara district of north eastern Kenya
(University of Nairobi, 2015-11)Background: Zoonotic diseases are gaining importance globally and Rift Valley Fever (RVF) is no exception. Outbreaks of RVF have occurred in the North Eastern region of Kenya intermittently and with the potential for spread ... -
Optical characterization and raman spectroscopy of aflatoxin b1 and aflatoxin-contaminated maize
(University of Nairobi, 2015)Aflatoxins are toxic and carcinogenic chemicals produced by several fungi grown in many farm produce and food spices. The naturally produced aflatoxins by fungi Aspergillus flavus and Aspergilus parasiticus are aflatoxin ...