Faculty of Science & Technology (FST): Recent submissions
Now showing items 1941-1960 of 4089
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Study Of Climate Change Impacts Using Disaster Risk Reduction Interventions To Enhance Community Resilience. Case Of Makueni County.
(University of Nairobi, 2013)The objective was to study the impact of increased disaster risk reduction activities on the community’s resilience to the negative impacts of a changing climate for sustainable livelihoods. The study survey was done ... -
Phytochemical Investigation Of Zanthoxylum Holstzianum For Antiplsmodial, Larvicidal And Antinociceptive Principles
(University of Nairobi, 2013)In this study, secondary metabolites from the root and stem bark of Zanthoxylum holstzianum were evaluated for antiplasmodial and mosquito larvicidal activities. In addition, the anti-nociceptive activities of the crude ... -
An Interactive And Platform Independent M-learning Game For Early Grade Learning
(University of Nairobi, 2014)There have been major efforts by the Kenyan government to implement the Education for All (EFA) goal no.6 which focuses on improving quality of education in both literacy and numeracy as well as the Millennium Development ... -
Assesssing The Impact Of Pension Scheme Conversion From Defined Benefit To Defined Contribution
(University of Nairobi, 2013)The KNEC pension scheme is under management by a private administrator. Like all such administrators, Liberty Pensions ltd is under bidding of the sponsor to adopt the new pension plan for and on behalf of KNEC. It is ... -
Stripping Voltammetric Pyrolytic Graphite Polyaniline Sensor For Simultaneous Determination Of Lead And Cadmium
(University of Nairobi, 2014)To improve sensitivity of a pyrolytic graphite electrode, a polyaniline thin film was coated on electrode substrate, via multipulse cyclic voltammetry electropolymerization to form pyrolytic graphite polyaniline sensor ... -
Physicochemical Characteristics Of Crude And Dehydrated Castor Oil From Local Wild Plants (ricinus Communis) From Five Selected Regions In Kenya
(University of Nairobi, 2013)Castor oil have a unique fatty acid i.e. C 18:1 ; 12-hydroxy-9-cis-octadecenoic acid which has influenced its applications. The oil has myriad uses in the manufacture of medicines, cosmetics, lubricants, paints and recently ... -
An Assessment of the effects of climate variability on Forest cover in Liberia
(University of Nairobi, 2013)This dissertation presents an assessment of the effects of climate variability on forest cover in Liberia. The objectives of the study were: to determine the spatial variability of rainfall, temperature, and NDVI, to ... -
Investigation Of Heavy Metals In Cowpeas, Kales And Sweet Potatoes Grown In Bungoma And Kakamega Counties, Western Kenya.
(University of Nairobi, 2014)This study investigates the level of heavy metals in selected food crops grown in Bungoma and Kakamega counties, Western Kenya. Copper (Cu), Lead (Pb), Cadmium (Cd), Chromium (Cr) and Zinc (Zn) were determined in cowpeas, ... -
A Rapid Malaria Diagnostic Method Based On Automatic Detection And Classification Of Plasmodium Parasites In Stained Thin Blood Smear Images
(University of Nairobi, 2014)Malaria is the leading cause of morbidity and mortality in tropical and subtropical countries. Conventional microscopy used in diagnosis of the disease has occasionally proved inefficient since it is time consuming and ... -
A Neural Network Model for Predicting Stock Market Prices at the Nairobi Securities Exchange
(University of Nairobi, 2014)The Nairobi Securities Exchange (NSE) is a major player in the Kenyan financial sector, dealing with both debt and equity. The entry capital in the equity sector is usually low, hence allowing many ordinary Kenyans to ... -
STR Analysis Of Human DNA From Maggots Fed On Decomposing Bodies: Assessment On The Time Period For Successful Analysis
(University Of Nairobi, 2013-09)Forensic entomology is a branch of biology involving study of insects that are present on carrion in order to facilitate identification of the body, and to determine Postmortem Interval (PMI). Its importance becomes ... -
An Analysis Of Small And Large Health Insurers In Kenya Using The Actuarial Value Model
(University Of Nairobi, 2013-12) -
Soil Erosion Detection At The Kenyan Coasts (2001-2013) Using Modis 250m Resolution Images
(University of Nairobi, 2014-04)The objective of this research study is to investigate the capabilities of time -series of MODIS imagery to provide information on soil erosion at the Kenyan coast. Soil erosion has been a major environmental threat to ... -
General Purpose Embedded System
(University of Nairobi, 2014-05)In recent times there has been enormous increase in capabilities of embedded systems from the traditional machine control to application in sophisticated systems in communications, environmental surveillance and even in ... -
Efficacy Of Maxim XL 035 FS® As A Seed Dresser In The Management Of Aspergillus Species And Aflatoxin Contamination Of Maize
(University Of Nairobi, 2014)Aflatoxins are mainly produced by mycotoxigenic fungi and are a global food safety concern and human carcinogen. Maize is often contaminated with aflatoxin, making it unfit for human and animal consumption. Currently, ... -
Optical Characterization Of Tit Aniumdioxide Nanoparticles Deposited Using Doctor Blade Method.
(University of Nairobi, 2014-04)Ti02 thin films were deposited onto glass substrates by Doctor Blade technique and the crystallization of Ti02 coating was then achieved through thermal annealing at a temperature of 400°C in a programmable furnace. The ... -
Optical Characterization Of Anthracene Single Crystals Using Raman And Fluorescence Spectroscopy
(University of Nairobi, 2014)In this work anthracene single crystals were investigated using Raman and fluorescence spectroscopy at room temperature. The excitation beam's wavelength was centered at 532 nm for Raman and 375 nm for fluorescence ... -
Design And Development Of An FPGA Based DDFS Signal Generator
(University of Nairobi, 2014)Over time there has been an increase in speed and density of Field Programmable Gate Arrays (FPGAs), this has enabled more complex designs to be constructed within a short time frame. In addition, the flexibility of FPGA ... -
Determination Of Optical Properties of Nanostructured Ti02 Thin Films
(University of Nairobi, 2014-04)This work presents some results on deposition and investigation of optical properties of Ti02 thfn films. Thin films of Ti02 were deposited onto optical glass substrates by doctor blade technique and the crystallization ... -
Real Time Multi Agent Based Fraud Detection tool for Banking institutions
(University of Nairobi, 2014)To design and implement a proactive real time fraud detection system tool for banks, it is key to consider the use of a multi agents system in order to achieve this. In this paper after having a chance to meet several ...