Journal Articles: Recent submissions
Now showing items 161-180 of 411
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Electromagnetic field in a rectangular cavity: an example of second quantization
(International Journal of Advanced Astronomy, 2021-01)We consider the case of electromagnetic field inside a rectangular cavity with conducting walls as a form of a system described by classical mechanics equations. We pass these equations through the Lagrangian formalism to ... -
Occurrence characteristics of equatorial plasma bubbles over Kisumu, Kenya during Solar maximum of Solar Cycle 24
(International Journal of Advanced Astronomy Occurrence, 2021-01)Equatorial Plasma Bubbles (EPBs) are irregular plasma density depletions in the ambient electron density in the equatorial F-region ionosphere generated after sunset. EPBs are known to bring disruptions to telecommunication ... -
SCINDA-GPS derived TEC depletions and amplitude scintillations over Kisumu, Kenya during selected quiet and storm days of 2013 and 2014
(International Journal of Advanced Astronom, 2020-05)Total Electron Content (TEC) depletion and amplitude scintillation (S4) can be derived from, SCINDA-GPS receivers situated in various parts of the equatorial region. In this paper we present results of characterization of ... -
Optimal Allocation in Small Area Mean Estimation Using Stratified Sampling in the Presence of Non-Response`
(International Journal of Statistical Distributions and Applications, 2021-03-01)Sample survey provides reliable current statistics for large areas or sub-population (domains) with large sample sizes. There is a growing demand for reliable small area statistics, however, the sample sizes are ... -
Next Generation sequencing platforms for potato virus hunting , survillece and discovery
(African Journal of Bacteriology, 2020-07)Potato (Solanum tuberosum L.) is a key alternative to maize crop in Kenya. However, pests and diseases affect the yields. Information on Irish potato virology is continually patchy. Viral disease dynamics require constant ... -
Next generation sequencing platforms for potato virus hunting, surveillance and discovery
(African Journal of Bacteriology, 2020-07)Potato (Solanum tuberosum L.) is a key alternative to maize crop in Kenya. However, pests and diseases affect the yields. Information on Irish potato virology is continually patchy. Viral disease dynamics require constant ... -
The Biology Teachers’ Training Needs and Competencies in the Use of Technology for Biology Instruction in Kenyan Secondary Schools
(East African Scholars Journal of Education, Humanities and Literature, 2020-08)The study investigated the biology teachers’ training needs and competencies in the use of technology for instruction in Biology in Kenyan secondary schools. The research was based on David Ausubel’s Meaningful Learning ... -
Impacts of Prosopis juliflora on Abundance and Species Diversity of Forage Species in Turkana County, Kenya
(Current Journal of Applied Science and Technology, 2020-11-05)Aims: This study sought to determine the effects of P. juliflora on the abundance and relative diversity of other forage species in Turkana County. Study Design: Ecological data collection entailed cross-sectional ... -
MATHEMATICS TEACHERS’ KNOWLEDGE AND SKILLS FOR ICT INTEGRATION IN INSTRUCTION IN SECONDARY SCHOOLS IN BUNGOMA COUNTY, KENYA
(European Journal of Education Studies, 2020-10)The main problem facing mathematics instruction generally is the need to improve performance of students through use of innovative approaches that involve technology. Despite the advancements in technology, the utilization ... -
Estimating Average Variation About the Population Mean Using Geometric Measure of Variation
(International Journal of Statistical Distributions and Applications, 2020-08-25)Measures of dispersion are important statistical tool used to illustrate the distribution of datasets. These measures have allowed researchers to define the distribution of various datasets especially the measures of ... -
Influence of Forest Roads, Distance from the Boundary and Location of Sites on Illegal Activities in Arabuko Sokoke Forest, Coast-Kenya
(American Journal of Agriculture and Forestry, 2020-10-30)Forest roads play an important role in the management of forests. There is a high dependency on natural forests and its products by the forest adjacent communities (FACs) in the tropics. Protection is a key element in ... -
Climate Justice within the UNFCCC Negotiations
(International Journal of Natural Resource Ecology and Management, 2020-11-23)Indigenous peoples are a major constituent in the inter-play that involves management, protection, conservation and sustainable utilization of natural resources globally. Several UNFCCC Conference of Parties (COPs) negotiation ... -
LC-ESI/MS and GC-MS Methanol Extract Analysis, Phytochemical and Antimicrobial Activity Studies of Centella asiatica
(Asian Journal of Chemical Sciences, 2020-10-07)Aims: To determine chemical constituents of the Leaf extracts of Centella asiatica using the LC-MS and GC-MS and their antimicrobial activities. Study Design: Structural determination of compounds from the leaf extracts ... -
State-Transition Model for Malaria Symptoms
(Asian Journal of Probability and Statistics, 2021-02-02)Aims/ objectives: To develop a state-transition model for malaria symptoms. Study design: Longitudinal study. Place and Duration of Study: Department of Mathematics Masinde Muliro University of Science and Technology ... -
Levels of environmental noise and perceived health implications in bus termini in Nairobi city county, Kenya
(Int. Jr of Academic Research and Dev, 2021-07)Background: Environmental noise remain a leading public health concern globally due to its prevalence especially with industrialization. Environmental noise is an increasing risk factor for hearing impairment and other ... -
Effects of temperature and humidity and effectiveness of some selected antioxidants on lipid oxidation of fresh nile tilapia (Oreochromis niloticus L.) of Lake Victoria, Kenya
(International Research Journal of Environmental Sciences, 2020-03)Spoilage of fish and its related products due to oxidation is a primary problem leading to both loses in income and environmental degradation. Various methods such as sun-drying, smoking and refrigeration as currently used ... -
Phytochemical Analysis, Isolated Ergosta-5,7,22-triene-3?,14?-diol (22Z) and Antimicrobial Activity of Kenyan Ganoderma lucidum
(Current Perspectives on Chemical Sciences, 2021-02-06)Aims: To screen the Kenyan Ganoderma lucidum for phytochemicals, determine the chemical composition and antimicrobial activity. Study Design: Hexane, ethyl acetate and methanol extraction; phytochemical study and ... -
Contextual Enablers and Hindrances of Girl Child Participation in STEM Education in a Kenyan County: A Case Study
(TIIKM, 2020-12)In Kenya, student performance in sciences and Mathematics is still low compared to artoriented disciplines. The poor performance has affected not only the Girl child’s interest in these disciplines but also the number of ... -
Automorphisms of Zero Divisor Graphs of Cube Radical Zero Completely Primary Finite Rings
(Journal of Advances in Mathematics and Computer Science, 2020-12)One of the most interesting areas of research that has attracted the attention of many scholars are theory of zero divisor graphs. Most recent research have focused on properties of zero divisor graphs with little attention ... -
Automorphisms of Zero Divisor Graphs of Square Radical Zero Commutative Unital Finite Rings
(JOURNAL OF ADVANCES IN MATHEMATICS, 2020-08-24)There has been extensive research on the structure of zero divisors and units of commutative finite rings. However, the classification of such rings via a well-known structure of zero divisors has not been done in general. ...