Browsing Faculty of Science & Technology (FST) by Title
Now showing items 3429-3448 of 4075
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Seismicity of Kenya
(1986) -
Selective esterification of carbohydrates via stannylene complexes
(Facult of Science, University of Nairobi, 1988)Mangrove forests in Kenya are estimated to cover about 50,000-60,000ha.However non-sustainable utilization,over-exploitation of resources and conversion to other land uses principally for fish pond, salt pans, infrastructure ... -
A Self Programming. Numerical-controlled Drill For Printed Circuitboards
(University of NairobiCollege of Biological and Physical Sciences (CBPS), 1982)The numerical control of an X-Y co-ordinate table by the Tuscan microcomputer is presented as a problem involving interface skills, numerical control and signal processing. The main objective of the project 1S to develop ... -
A self service electronic top up model from point of sale device to mobile device
(School of Computing and Informatics, 2011)The spread of mobile phones across the world is one 01" the most remarkable technology stories or the past decade. Buoyed by prepaid cards and inexpensive handsets, hundreds of millions of first-time telephone owners have ... -
Semantic Web Geoportal: a Case Study of Ontology Driven Kenya National Spatial Data Infrastructure
(University Of Nairobi, 2008)This research has dealt with one of the geospatial data sharing problems namely, semantic interoperability. The motivation of this research is the current Kenya National Spatial Data Infrastructure (KNSDI) that is being ... -
Semiochemical basis of feeding preferences on waterbuck kobus defassa, buffalo syncerus caffer and ox, by some glossina morsitans group of Tsetse
(Depatment of Chemistry, University of Nairobi, 1999)This study was carried out based on the speculation that gradation of hosts as sources of blood meal by tsetse flies is due to the absence and/or presence of specific semiochemicals. The study was carried out to establish ... -
Sensitivity To Dihydrofolate Reductase Inhibitors And Molecular Karyotypes In Some Plasmodium Falciparum Isolates In Kenya
(University of NairobiSchool of Biological Sciences, 1995)Ten Kenyan isolates of Plasmodium [alcip arum were characterized by their molecular karyotype and antimalarial drug sensitivity. For chromosomal analysis pulse field gradient gel electrophoresis was used. Plasmodium ... -
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, ... -
Sentimental analysis in crime detection: a case study of Kenya law enforcement agencies
(University of Nairobi, 2014-11)In this work, we attempt to resolve the problem of mining text and classifying them into positive, negative and neutral to detect crime by applying Sentiment analysis on people‟s opinions expressed on social media. We ... -
Sequestering Of Selected Heavy Metal Ions In Wastewater From Industrial Area In Nairobi Using Water Hyacinth As A Low Cost Adsorbent
(University of Nairobi, 2019)The adsorption of heavy metals from wastewater and aqueous solution by water hyacinth powder was investigated under batch experiments. The factors such as pH, contact time, particle size and adsorbent dose that influence ... -
Sero-epidemiological studies of malaria in pregnant women and newborns from western Kenya
(Facult of Science, University of Nairobi, 1994)A sero-epidemiological longitudinal study of the impact of plasmodial infections on pregnancy was undertaken in a holoendemic area of western Kenya. The study involved a cohort of 393 pregnant women followed prospectively ... -
Seroprevalence and risk factors of Hepatitis B among pregnant women in Kigali, Rwanda
(University of Nairobi, 2013)Background Hepatitis B virus belongs to the family Hepadnaviridae. It is the commonest cause of chronic viral hepatitis. It is responsible for up to 80% of primary liver cancers. Despite the existence of a safe and ... -
Serum tumour necrosis factor in children suffering from plasmodium falciparum infection
(Department of Zoology, University of Nairobi, 1995)The involvement of tumour necrOSlS factor (TNF) In human malaria was investigated in children infected with P.lasmodium falciparum in Kilifi and in uninfected children in the same community. For these investigations, ... -
Service Aware Scheduling Policy for Time Constrained Communication in Network Functions Virtualization and Software Defined Networks
(University of Nairobi, 2017)Communication services have varying quality of service (QoS) requirements which the network should provide for a service to meet desired objective or user expectations. When it comes to services with strict service levels ... -
Service Based Opinion Mining Application For Analyzing Customer Feedback
(University of Nairobi, 2019)Huduma Centres are fast becoming the government front office where citizens are guaranteed access to a majority of citizen services under the same roof. It was awarded and recognised for offering the best customer service ... -
A Service Oriented Architecture Approach to Implementing an Omnichannel Personal Health Record System
(University of Nairobi, 2018)The overall objective of this research was to implement an Omnichannel Personal Health Record (PHR) System based on Service Oriented Architecture (SOA) framework to facilitate patient-centred self-care and collaboration ... -
Service Oriented Architecture Model For Integration Of E-Government Systems In Kenya.
(University Of Nairobi, 2016)During the last decade, organisations in Kenya have worked to automate processes and digitize information and services using various systems. These systems have however become diverse due to the various vendors and their ... -
Service Oriented Architecture Model for Integration of E-government Systems in Kenya.a Case Study of the Ecitizen Portal in Kenya
(University of Nairobi, 2016)During the last decade, organisations in Kenya have worked to automate processes and digitize information and services using various systems. These systems have however become diverse due to the various vendors and their ... -
Sex Reversal, Growth And Aspects Of The Biology Of Oreochromis Niloticus (L.)
(University of NairobiDepartment of Zoology, 1992)Some aspects of the reproductive biology, sex reversal and growth of sex-reversed O. niloticus are reported. typical O. niloticus displays reproductive behaviour of oreochromine tilapias. The male is territorial and ... -
Shared Compound Frailty Model With Application in Joint Life Annuity Insurance
(University of Nairobi, 2022)Observable risk factors (e.g., health condition) can explain heterogeneity in mortality among assureds; but modeling the risk profile of a heterogeneous life from unobservable risk factors, such as genetics is complex. ...