Journal Articles: Recent submissions
Now showing items 841-860 of 1315
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Evaluation of Warburgia ugandensis Extracts and Compounds for Crop Protection against Prostephanus truncates
(2020-11)Insect pests cause a significant loss of maize production in Africa. Maize weevil (Sitophilus zeamais Motchulsky) and the larger grain borer (Prostephanus truncatus Horn) are the most destructive insect pests of maize. ... -
Insecticidal Activity of Elaeodendron schweinfurthianum Extracts and Compounds against Sitophilus zeamais Motschulsky
(2020-11)Agricultural production is constrained by pests which cause serious post-harvest losses in African. Maize weevil (Sitophilus zeamais Motschulsky) is one of the most destructive insect pests of maize. Effective synthetic ... -
Critical Analysis of Response to Famine in Semi-Arid Areas of North West, Kenya
(2019-05)This paper analyses behavioral patterns which emerges in the process of adjustment to stem the negative effects of famine in semi-arid areas in North West, Kenya occupied by Turkana pastoralists. The paper takes a more ... -
Voltage stability assessment and enhancement of power grid with increasing wind energy penetration
(Elsevier, 2020-03)This paper presents the voltage stability assessment of power system with increasing wind energy penetration. The effects of increasing Doubly-Fed Induction Generator-based Wind Energy Conversion System (DFIG-WECS) penetration ... -
Effects of 2005-2006 Drought: A Systematic Review of the Evidence in Morulem and Lokichar Pastoral Villages, Kenya
(2020-10)This paper presents the effects of the 2005-2006 drought and famine in the two pastoral villages in Turkana, Morulem and Lokichar, which were rural and urban respectively. Analyses is based on both qualitative and quantitative ... -
Individual Attributes and the Adoption of Cross-Network Mobile Money Transfer Service by SMEs in Murang’a Municipality
(IOSR Journals, 2020-10)Kenya introduced a platform-level cross-network mobile money transfer service in the year 2018, a move that made the country join other East African countries namely Rwanda and Tanzania in operating interoperable systems. ... -
Funding Effect on Strategic Plans Implementation: A Comparative Study between Amica and Mentor Savings and Credit Cooperative Societies
(IOSR Journals, 2020-10)Strategic management is a set of decisions and actions resulting from the formulation and implementation of strategies designed to achieve the objectives of the organization. The successful implementation of Strategic plans ... -
Impact of The Youth Empowerment and Development Fund (YEDF) on Livelihood Improvement of Youths in Nairobi County – Kenya
(2020-08-01)The introduction of Youth Empowerment Programmes (YEP) by the Government of Kenya was a move to satisfy the urgency of endowing youth to join in and nurture their development approaches. Empowerment of youths through ... -
Copper Extraction Using Aluminum in Acidic Leachate Media
(IISTE, 2020)Copper is found in several minerals with varied elemental composition. For instance, copper minerals occur as chalcopyrite (CuFeS2), bornite (Cu5FeS4), chalcocite (Cu2S), covellite (CuS), cuprite oxide (Cu2O), and malachite ... -
Impure Hydrazone Preparation from Chicken Dung
(IISTE, 2020-09-30)Hydrazones are strong reducing agents. Some hydrazones like hydrazine are is highly toxic and unstable and are therefore found dissolved in water. Chicken dung contains amines and uric acid that are potential sources of ... -
An Assessment of how Youth Empowerment Programmes have Influenced Availability of Jobs to the Youth in Nairobi County – Kenya
(2020-08)The Kenyan Youth today face a myriad of socio-economic hurdles. The introduction of Youth Empowerment Programmes (YEP) by the Government of Kenya was a move to satisfy the urgency of endowing youth to join in and nurture ... -
Technological Characteristics and Adoption of Cross-Network Mobile Money Transfer Service by SMES in Murang’a Municipality
(IOSR Journals, 2020-07)Mobile service operators in Kenya rolled out cross-network mobile money transfer services in the year 2018 intending to increase the penetration of mobile financial services in the country due to reduced costs and increased ... -
A Literature Survey of Visual Similarity Snooping Attacks in Emails
(2020-08)Snooping is one of the biggest issues that the cyber security industry is facing in this modern era of technology and it leads to big losses of finances both for individuals and organizations. The detection of snooping ... -
Cloud Data Privacy Preserving Model for Health Information Systems Based on Multi Factor Authentication
(2020-09)With cloud computing (CC) becoming popular in recent years, variety of institutions, organizations, businesses and individual users are creating interest. They are adopting the technology in order to take advantage of ... -
A Metrics-Based Fuzzy Logic Model for Predicting the Reusability of Object-Oriented Software
(Blue Eyes Intelligence Engineering and Sciences Publication, 2020-08)Software reusability facilitates the engineering of new software or systems functionalities without having to start coding from scratch. This software quality provides numerous merits to the software developers including ... -
Review of HVDC Circuit Breakers Topologies
(2017-05)Voltage Source Converter-High Voltage Direct Current (VSC-HVDC) is the most efficient and reliable method for electrical power transmission over long distances. The greatest challenge with VSC-HVDC system is that short-circuit ... -
Application of Spritz Encryption in Smart Meters to Protect Consumer Data
(2019)The ongoing upgrade of the electrical power system into a more powerful system known as Smart Grid has both benefits and costs. Smart Grid relies on advanced communication and hence offers better services through improved ... -
The use of RC4 Encryption to Provide Privacy for Smart Meters
(2018)The electrical power grid is undergoing improvements and is being transformed to the Smart Grid. Smart Grid uses two-way power and information flow to better monitor, plan and control the electrical power grid. Advanced ... -
GENCO Optimal Bidding Strategy and Profit Based Unit Commitment using Evolutionary Particle Swarm Optimization Illustrating the Effect of GENCO Market Power
(Institute of Advanced Engineering and Science, 2018)In deregulated electricity markets, generation companies (GENCOs) make unit commitment (UC) decisions based on a profit maximization objective in what is termed profit based unit commitment (PBUC). PBUC is done for the ... -
Novel Modeling of a Fast DC Breaker for a VSC-HVDC Transmission System Protection
(2017-11)The inability to quickly isolate the faulty sections of the direct current (DC) network damages the converters and the transmission system. Further delay in fault interruption can be escalated to the generation system thus ...
