Research and Publications: Recent submissions
Now showing items 361-380 of 1137
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Biogeography of the Shimba Hills ecosystem herpetofauna in Kenya
(Editorial Office of Zoological Research, Kunming Institute of Zoology, The Chinese Academy of Sciences, 2018-03-18)The Shimba Hills ecosystem along the south coast of Kenya is a key East African biodiversity hotspot. Historically, it is biogeographically assignable to the East African coastal biome. We ... -
What values motivate farmers to adopt climate-smart practices? Empirical evidence from a means-end chain analysis in Kenya
(2015)Farmers in Kenya are vulnerable to climate variability and extreme weather events such as droughts and floods.The resilience of farming households and communities is thus dependent on their ability to adopt climate-smart ... -
The Policy Landscape for Climate Change Adaptation A Cross-Country Comparison of Stakeholder Networks
(2015)An increasing body of research is focusing on the question of how poor agricultural households will both perceive and be affected by climate change. In view of its predicted effects, the need to identify effective adaptation ... -
Consumers’ Willingness to Pay for Food Safety in Nairobi: The Case of Fresh Vegetables
(2011)Large urban areas in developing countries represent currently the most dynamically growing markets for food products. This study investigates the willingness to pay of consumers in Nairobi for safer leafy vegetables. We ... -
Means-End Chain approach to understanding farmers’motivations for pesticideuse in leafy vegetables: The case of kale in peri-urban Nairobi, Kenya
(Elsevier, 2012)Peri-urban farmers play a significant role in the production of vegetables consumed in the urban centers in most African countries. The production of vegetables in the peri-urban areas in these countries is strategic with ... -
Size-Exclusive Nanosensor for Quantitative Analysis of Fullerene C60
(American Chemical Society, 2011-05-18)This paper presents the first development of a mass-sensitive nanosensor for the isolation and quantitative analyses of engineered fullerene (C60) nanoparticles, while excluding mixtures of structurally similar fullerenes. ... -
Gender Differences in the Levels of Posttraumatic Stress Disorder Resulting from 2007/2008 Post Election Violence among Primary School Pupils in Kibera and Kayole Settlements, Nairobi, Kenya
(Contemporary Research Center Australia, 2014)This study sought to determine whether there were significant gender differences in the levels of posttraumatic stress disorder resulting from the post election violence among primary school children in Kenya. The target ... -
Students’ Perceptions of the Effectiveness of the Methods Used to Enhance Discipline in Public Secondary Schools in Nyahururu Division, Laikipia West District, Kenya
(International Association of African Researchers, 2010)Many methods are used to enhance discipline in secondary schools. Among them are corporal punishment, guidance and counselling, psychological punishment and suspension from school. The use of corporal punishment was banned ... -
The Effect of Inter-tribal Post Election Violence Conflict Trauma on Academic Performance among Secondary School Students in Mt. Elgon District, Kenya
(International Association of African Researchers, 2011)Inter-tribal conflict in Kenya has persisted for a long time and intensifies during elections. The inter-tribal conflict in 2007-2008 in Mt. Elgon District was apparently over land dispute between the Soy and Ndorobo clans ... -
Causes of Occupational Stress In Relation To Level of Occupational Stress among Police Constables in Kisumu County, Kenya
(2014)Stress is a major global health challenge affecting the well-being of service providers especially those working in the human service sectors like; police officers, teachers, health care providers and media specialists. ... -
The Relationship between Family Functions and Juvenile Delinquency: A Case of Nakuru Municipality, Kenya
(International Association of African Researchers, 2009)The incidences of juvenile delinquency have increased in recent years in Kenya. Most of the studies done on Juvenile delinquency have paid little or no attention to family functions as one of the possible causes. This ... -
The effect of academic advising on academic performance of university students in Kenyan universities
(International Association of African Researchers, 2011)Although academic advising in Kenyan universities exists, no research has been done to find out how it impacts on students’ educational and career goals. This research aimed at establishing the effect of academic advising ... -
Perceptions of academic staff on research and publishing in Kenyan universities
(International Journal of Education Administration and Policy Studies, 2012-03)Academic research represents the backbone of human activity in improving the quality of life through expanding frontiers of academic knowledge, and making further research possible throughout the world. Academic research ... -
A study of the relationship between academic achievement motivation and home environment among standard eight pupils
(Academic Journals, 2010)The objective of this study was to investigate the relationship between academic achievement motivation and home environment among standard eight pupils. The study was carried out on 235 standard eight Kenyan pupils from ... -
An alternative clean-up column for the determination of polychlorinated biphenyls in solid matrices
(Royal Society of Chemistry, 2016)The need for continuous monitoring of polychlorinated biphenyls (PCBs) has necessitated the development of analytical techniques that are sensitive and selective with minimal reagent requirement.In light of this,we developed ... -
Investigation of teaching the integrated topics on drug abuse in secondary school curriculum
(2011)The problem of this study was to investigate the teaching of the integrated topics on drug abuse in the secondary school curriculum as a strategy to wipe out the problem of drug abuse among students in Machakos District, ... -
Interaction between the Linear and Nonlinear Polarization in Optical Fibre
(2014)Interaction between polarization mode dispersion (PMD) and nonlinear induced birefringence in a fibre with consideration of mode coupling has been investigated theoretically using Matlab and Optism. The investigations show ... -
Performance Comparison between the Traditional Intensity Modulation Direct Detection and Coherent Detection in a High Speed Optical Fibre Communication System
(2015)Passive optical networks (PONs) have become a dominant approach for the fibreto–the-home (FTTH) network deployments. Reliable and spectral efficient technologies are a necessity for extending the unamplified transmission ... -
All-Optical VCSEL-to-VCSEL Injection Based on Cross Gain Modulation for Routing in Multinode Flexible Spectrum Optimization in Optical Fibre Transmission Links
(Hindawi, 2019)In this paper, we experimentally present a novel, all-optical spectral efficient vertical-cavity surface-emitting laser- (VCSEL-) based technique for routing and spectrum assignment in optical networks. Exploiting all ... -
Modelling of an Optical Fibre Raman Amplifier
(2012)The transmission of signals in long-haul optical fibre systems requires signal amplification. Raman amplification is based on SRS and it requires a frequency shift of 13.2 THz provided by signal and pump wavelengths of ...
