Faculty of Science & Technology (FST): Recent submissions
Now showing items 3721-3740 of 4213
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The effects on Ngong river by Effluents from Nairobi's industrial Area
(Depatment of Chemistry, University of Nairobi, 1998) -
Chemical composition and biological activity of the leaf surface exudate of Psiadia punctulata
(Depatment of Chemistry, University of Nairobi, 1994)There are about twenty species of Psiadia spread all over the world. The Kenyan Psiadia punctulata enjoys wide distribution on edges of disturbed bushland in evergreen woodland and in dry forest areas at an altitude of 1200-2300m. -
Internet utilization: a case of connected rural and urban secondary schools
(School of Computing and Informatics, 2009)The study looked at the utilization of the Internet among teachers and students in connected rural and urban secondary schools. The purpose of the study was to help policy makers, decision makers and investors make well ... -
Web Based Decision Support System for Management of Grevillea Robusta Tree Species in Kenya
(School of Computing and Informatics, 2011)Forestry research and development decision making critically depends upon availability of integrated information and knowledge organized and presented to forest stakeholders in timely and easily understood manner. Decision ... -
Case based reasoning approach to helpdesk support system(CAHESS)
(School of Computing and Informatics, 2008)Helpdesk or system support functionality is of substantial strategic importance for all users of any systems. Due to advancements in technology, organizations have started noticing the enormous potential benefits of ... -
Determination of heavy metals in sediments, Fish and aquatic plants from lake Victoria
(Depatment of Chemistry, University of Nairobi, 2003) -
Surface modified electrodes as a novel technique or characterizing adansonia digitata fruit
(Depatment of Chemistry, University of Nairobi, 2000)The results presented in this thesis show that electrochemical analysis have been successfully carried out on raw plant material of Adansonia digitata fruit. All the four components of the A. digitata fruit, i.e. the ... -
Density, viscosity, refractive index and diffusion Coefficients of aqueous adipic acid solutions at 25° c"
(Depatment of Chemistry, University of Nairobi, 1994) -
Sensitization and stability studies of anthocyanin based sensitization dyes on nanoporous ti02 thin film photoelectrochemical solar cells
(2002)Dye sensitized Ti02 solar cells have been prepared by the sol gel process. Three groups of naturally occurring anthocyanin dye pigments have been extracted and tested for sensitization alongside ruthenium complex (RuL, ... -
Assessment of occupational radiation exposures of artisan miners of columbite-tantalite (coltan) in the Eastern democratic republic of Congo
(Department of Physics University of Nairobi, 2006)Artisan miners are faced with risks of radiation exposures due to the presence of naturally occurring radioactive materials (NORM) in the earth and in the materials (products, by-products, and wastes) derived from mining ... -
A framework for implementation of continuous auditing in the public sector: case of Kenao
(School of Computing and Informatics, 2012)The use of technology in management of modem business processes has made the traditional paper-based approach of auditing around the computer inadequate. Similarly, the Kenya government financial system has undergone ... -
Determination of heavy metals in lates niloticus and caridina nilotica from winam gulf of Lake victoria using x-ray fluorescence
(Institute of Nuclear Science and Technology, 2005)Heavy metals have been recognised to be a major source of pollution in the aquatic ecosystems. Lates niloticus and its caridina nilotica feed, was selected as bioindicators because of their abundance in the gulf of Winam ... -
Analytical method for on-line determination of thermal properties of materials in an absorption calorimeter
(Department of Physics, University of Nairobi, 1997)A Microsoft FORTRAN 77 computer program for on-line determination of thermal properties (absorptance a and emittance E) of materials has been developed. It uses data from sample heating and cooling histories obtained ... -
An electrical resistivity survey in the area south of Suswa volcano
(1992)The area south of Suswa volcano is underlain by volcanic and volcano-sedimentary rocks of the Pliocene-Pleistocene-Recent Periods. These rock types are common waterbearing formations, especially the wea~hered, fractured ... -
Accounts Reconciliation System for the Micro-Finance
(School of computing and informatics University of Nairobi, 2007)A Micro-finance customer repay loans by making deposits into the Micro-finance bank account. The customers also receive loans via cheques which they cash at these hank accounts. Efforts to verify the legitimacy of the ... -
Effects of corchorus olitorius derived binder on functional properties and thermal shock resistance of a Kaolinite refractory.
(Department of Physics - University of Nairobi., 2002)The effect of corchorus olitorius derived binder on the functional properties (fracture strength- modulus of rupture, thermal conductivity and Young's modulus or elasticity) of a kaolinite-based refractory was investigated. ... -
Ultrasonic characterization of Kenyan clay Refractories
(Department of Physics - University of Nairobi., 1994)Characterization of cerami.c materials is important in order to improve their quality. In this study uLtrason io nondestructive technique has been used to characterize some Kenyan clay refractories. Ultrasonic: parameters ... -
Information system failure causes-an investigation in Kenyan organizations
(School of Computing and Informatics, 2009)Information system development failures still plague the software development industry despite advances in the development process. Learning from an Information System Development Project (ISDP) failure plays a key role ... -
Fabrication And Characterization of Iron Disulfide Thin film Solar Cells By Spray Pyrolysis
(2000)Iron pyrite is a frequently occurring natural compound with large reserves. In this study polycrystalline iron pyrite thin films were prepared by thermal sulfurization of iron oxides that were prepared by spray pyrolysis. ... -
Photocatalytic oxidation of phenol using titanium dioxide thin films prepared by electrophoretic deposition (EPD)
(2007)In this study, electrophoretic deposition (EPD) technique was used to deposit Ti02 thin film on a conducting glass substrate for use in water purification from organic contaminants. The deposition parameters such as the ...
