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Now showing items 980-999 of 1075
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Supporting University Learning Through Mobile Technologies: A Global Perspective
(International Journal of Education & Literacy Studies, 2015)The workplace in the modern world continues to demand higher qualifications and refined competencies. In the recent past, workers would respond to such demands through learning by correspondence. When the Internet and ... -
A survey for Echinococcus spp. of carnivores in six wildlife conservation areas in Kenya
(Parasitology international, 2015)To investigate the presence of Echinococcus spp. in wild mammals of Kenya, 832 faecal samples from wild carnivores (lions, leopards, spotted hyenas, wild dogs and silver-backed jackals) were collected in six different ... -
Survey of Cyber Security Frameworks
(International Journal of Technology in Computer Science & Engineering, 2014)In a digital world, the national economy and welfare have grown critically dependent on the cyber infrastructure due to the capabilities and opportunities the Internet provides. This ... -
A Survey of Influence of the Organization Structure on the Implementation of Succession Planning In the Civil Registration Departments in Eastern Region, Kenya
(IAR Journal of Business Management, 2021-02)Succession planning is the organization's behavior that ensures the organization is constantly provided with efficient management. Succession difficulties are often related to relationship problems, such as top management ... -
A Survey of Influence of the Organization Structure on the Implementation of Succession Planning In the Civil Registration Departments in Eastern Region, Kenya
(IAR Journal of Business Management, 2021)Succession planning is the organization's behavior that ensures the organization is constantly provided with efficient management. Succession difficulties are often related to relationship problems, such as top ... -
A survey of intestinal helminths in domestic dogs in a human–animal–environmental interface: the Oloisukut Conservancy, Narok County, Kenya
(Journal of Helminthology, 2021)Dogs living in a domestic–wildlife interface can serve as reservoirs and sentinels of parasites shared among humans, domestic animals and wildlife. In Kenya, the epidemiology of intestinal parasites of dogs and their role ... -
Swaziland National Health Research Agenda: The Formulation Process
(International Medical Society, 2017)The objectives of this article are to describe the process followed in development of the Swaziland’s national health research agenda (NHRA); and to provide an overview of the health research priorities that ... -
Synergistic Evaluation of Selected Plant Extracts on Potency of Pyrethrins against the Maize Weevil, Sitophilus zea-mais (MOTSCH.)
(Merit Research Journals, 2020-11)The interest in utilization of botanical insecticides, particularly essential oils have become increasingly relevant in the control of insect pests. Many plant products and their bioactive compounds with repellent, antifeeding ... -
Syntheses and structural characterization of 2,4,6-trimethylaniline complexes of iron carbonyls
(Inorganica Chimica Acta, 2014)The new 2,4,6-trimethylaniline complexes [Cp∗Fe(CO)2(NH2C6H2(CH3)3)]+ (3) and [CpFe(CO)2(NH2C6H2(CH3)3)]+ (4) (Cp∗ = η5-C5(CH3)5; Cp = η5-C5H5) have been synthesized and isolated in high yields as tetrafluoroborate salts. ... -
Syntheses, structural elucidation and reactions of allylamino compounds of the type, [η5-C5R5(CO)2Fe(NH2CH2CHCH2)]BF4
(Pergamon, 2012)The reaction of 3-aminoprop-1-ene (allylamine) with the etherate complexes [(n5-C5R5)(CO)2Fe(L)]+(R = H; L = Et2O; R = CH3; L = THF) have been investigated and found to give air stable allylamino com-plexes [(n5-C5R5)(CO ... -
Synthesis and Characterization of Macrocyclic Polyether N, N′-Diallyl-7, 16-diaza-1, 4, 10, 13-tetraoxa-dibenzo-18-crown-6
(Multidisciplinary Digital Publishing Institute, 2016)In this study an efficient and direct production procedure for a macrocyclic polyether N,N 1 diallyl-7,16-diaza-1,4,10,13 -tetraoxa-dibenzo-18-crown-6 from the reaction of catechol and N,Nbis (2-chloroethyl)prop-2-en-1-amine ... -
Synthesis and characterization of Y2O3:Eu3+ phosphors using the Sol-Combustion method.
(Elsevier B.V., 2014)Y2O3: Eu3+ phosphor powders were prepared by the Sol-Combustion synthesis method using a sulfur-contained organic fuel in an ethanol–aqueous solution. The structural, morphological and optical properties of the as-prepared ... -
Synthesis, characterization and crystal structures of two polymorphs of the iodo-bridged ruthenium salt, μ-iodido-bis {η 5-cyclopentadienyl-dicarbonyl-ruthenium (II)} tetrafluoroborate
(Elsevier, 2013)The reaction of RpI (Rp = (η5-C5H5)Ru(CO)2) and AgBF4 in two different solvents, tetrahydrofuran and dichloromethane afforded two polymorphs of the iodo-bridged cationic complex [Rp2I]BF4. Polymorph I precipitates out of ... -
Synthesis, characterization and structural elucidation of water-soluble 1-aminoalkane and α, ω-diaminoalkane complexes of the pentamethylcyclopentadienyliron dicarbonyl cation,[Cp∗(CO) 2 Fe]+
(Elsevier, 2012)A series of water-soluble alkylaminopentamethylcyclopentadienyliron dicarbonyl complexes, [Cp∗(CO)2Fe{NH2(CH2)nCH3}]BF4 (n = 2–6; Cp∗ = η5-C5Me5) and the diaminopropane bridged complex, [{Cp∗(CO)2Fe}2{μ-NH2(CH2)3NH2}](BF4)2 ... -
Synthesis, characterization and structural elucidation of water-soluble 1-aminoalkane and α,ω-diaminoalkane complexes of the pentamethylcyclopentadienyliron dicarbonyl cation, [Cp∗(CO)2Fe]+
(Elsevier, 2012)A series of water-soluble alkylaminopentamethylcyclopentadienyliron dicarbonyl complexes, [Cp ∗ (CO) 2 Fe{NH 2 (CH 2 ) n CH 3 }]BF 4 (n=2–6; Cp ∗ =η 5 -C 5 Me 5 ) and the diaminopropane bridged complex, [{Cp ∗ (CO) 2 Fe} ... -
Teacher training pathways for competency based curriculum (CBC) in the university education in Kenya
(Meru University of Science and Technology, 2022-06)The education reform in Kenya recommended phasing out of the 8-4-4 education system to embrace the 2-6-3-3-3 competency based curriculum (CBC). The embraced curriculum has three learning pathways or pillars at senior ... -
Technical and scale efficiency of public community hospitals in Eritrea: an exploratory study
(Springer Berlin Heidelberg, 2014)Eritrean gross national income of Int$610 per capita is lower than the average for Africa (Int$1620) and considerably lower than the global average (Int$6977). It is therefore imperative that the country’s resources,including ... -
Technical efficiency of primary health units in Kailahun and Kenema districts of Sierra Leone
(BioMed Central, 2011)The objectives of the study reported in this paper were to (i) estimate the technical efficiency of samples of community health centres (CHCs), community health posts (CHPs) and maternal and child health posts (MCHPs) in ... -
Technological Preferences, Levels of Utilization and Attitude of Students Towards Mobile Learning Technologies in Chartered Universities, Kenya
(International Journal of Education & Literacy, 2017)The affordances of mobile technologies are being felt in many sectors of world’s economy including university education. By solving the limitations of fixed instructional technologies, mobile technologies have received ...