Browsing Faculty of Science & Technology (FST) by Title
Now showing items 1328-1347 of 4283
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Electrochemistry of bipyridyl derivatives of cobalt in solutions of anionic and cationic micelles
(1987)Electroreductions of tris(2,2′-bipyridyl) and 4,4′-dimethyl-2,2′-bipyridyl complexes of Co(II) in 0.1 M solutions of sodium dodecylsulfate (SDS) and cetyltrimethylammonium bromide (CTAB) were investigated. Electrochemical, ... -
Electrochemistry of polyaniline obtained from potentiostatic oxidation of aniline on polythiophene coated electrode
(Department of Chemistry, University of Nairobi, 1989) -
Electrodeposition of polyaniline on acidified clay montmorillonite modified electrode
(Department of Chemisty, University of Nairobi, 2000)In this paper, we have presented results obtained on derivatization of the working electrode surface with clay montmorillonites treated with varying amounts of acid. The resultant changes in the population of Bronsted and ... -
Electrokinetic and Impedimetric Dynamics of FeCo-Nanoparticies on Glassy Carbon Electrode
(Sensort.ab, Department of Chemistry, University of Western Cape, Moderddam Road, Bellville,Enerqy and Processes Division, Materials Science and Manufacturing, Council for Scientific and Industrial Research (CSIR) Pretoria 0001, South Africa, 2013)The electrochemical dynamics of a film of FeCo nanopar.t.icles were studied on a glassy ;. carbon electrode (GCE). The film was found to be electroactive in 1 M LiCI04 containing 1: I v/v ethylene carbonate - dimethyl ... -
Electromagnetic Radiation Energy and Planck,'Constan
(University of Nairobi, 2014-11)ABSTRACT -- The components of Electromagnetic Radiation (EM-R) mechanism are analyzed; these includes the Flipping Time (), and the Flipping Frequency (); the condition initiating F-F and the formation of EM-R ... -
The Electromagnetic Radiation Mechanism
(University of Nairobi, 2014-07)This paper suggested a mechanism for Electromagnetic Radiation (EM - R); the mechanism is based on the Flip - Flop (F - F) of combined Circular Magnetic Field (CMF) and Electric Field (EF) produced by energetic ... -
Electron microscope and histochemical observations on the daughter sporocyst of Schistosoma mattheel and Schistosoma bovis.
(University of Nairobi.Department of Zoology, 1971) -
Electron transfer properties of 2-acetylferrocenyl2-thiophenecarboxylsemicarbazone and its copper (ii) complex
(Chemistry, 2011)This work is aimed at obtaining the electrochemical properties of 2-acetylferrocenyl-2thiophenecarboxylsemicarbazone (LH) and Copper (II) complex of 2-acetylferrocenyl-2thiophenecarboxylsemicarbazone (CuL2), which were ... -
Electron transport and recombination in dye sensitized solar cells fabricated from obliquely sputter deposited and thermally annealed TiO2 films
(ElsevierDepartment of Physics, University of Nairobi, 2007)Dye sensitized solar cells based on annealed titanium dioxide films prepared by oblique reactive DC magnetron sputtering have been investigated in detail. Electron transport and recombination were studied using intensity-modulated ... -
Electron Transportand Recombination in Dye Sensitized Solar Cells Fabricated from Obliquely Sputter Deposited and Thermally Annealed
(School of Physical Sciences, 2007)This study investigated the effectiveness of three physical-chemical methods namely; pH adjustment, precipitation with alum and the use of polyelectrolytes. In the treatment of diary wastewater from Brookeside milk processing ... -
Electronically Divergent Triscyclometalated Iridium (Iii)2-1-naphthyl)pyridine Complexes and Their Application in Three Component Methoxytrifluoromethylation of Styrene.
(University of Nairobi, 2019)A systematic study of the photophysical and electrochemical properties of triscyclometalated homoleptic iridium(III) complexes based on 2-(1-naphthyl)pyridine (npy) ligands is presented. A systematic investigation of ligand ... -
Electronically Divergent Triscyclometalated Iridium(III) 2-(1-naphthyl)pyridine Complexes and Their Application in Three-Component Methoxytrifluoromethylation of Styrene
(University of Nairobi, 2019)A systematic study of the photophysical and electrochemical properties of triscyclometalated homoleptic iridium(III) complexes based on 2-(1-naphthyl)pyridine (npy) ligands is presented. A systematic investigation of ligand ... -
Electronics of Conjugated Polymers (I): Polyaniline
(SensorLab, Chemistry Department University of the Western Cape, Cape Town ,South Africa, 2012)Conducting polymers have elicited much interest among researchers because of their reasonably good conductivity, stability, ease of preparation, affordability and redox properties compared to other organic compounds. In ... -
Electrophoretic Deposition And Characterization Of TiO2/Nb2O5 Composite Thin Films For Dye Sensitized Solar Cells
(University of Nairobi, 2018)In this study, Electrophoretic Deposition (EPD) technique was used to fabricate TiO2/Nb2O5 composite thin films on FTO coated glass for application as photoelectrodes in Dye Sensitized Solar Cells (DSSC). A TiO2/Nb2O5 ... -
Electrophoretic deposition of Ti02/Nb20S composite electrode thin films for photovoltaic application
(2013)Nano-sized powders of titanium dioxide (TI02) and niobium (v) oxide (Nb2O5) were used to fabricate Ti02/Nb205 composites thin films by electrophoretic deposition (EPD) technique In EPD technique (hinged particles suspended ... -
Electrophoretic Deposition of Titanium Dioxide Thin Films for Photocatalytic Water Purification Systems
(University of Nairobi, 2017)In this study, electrophoretic deposition (EPD) technique was used to deposit titanium dioxide (TiO2) thin films on conducting glass substrates for application in water purification from organic contaminants. Phenol was ... -
Electrophoretic Deposition ofTiO2Thin Films for Photocatalytic Degradation of Organic Pollutants in Water
(University of Nairobi, 2018)In this study, electrophoretic deposition (EPD) technique was used to deposittitanium dioxide (TiO2) thin filmson conducting glass substratesfor application in photocatalytic degradation of organic ... -
Electrophoretic variation in wild Anopheles pharoensis Theobald in Mwea Irrigation Scheme, Kenya
(Cambridge University PressDepartment of Botany, University of Nairobi, 1995)The electrophoretic variation of four enzymes of wild Anopheles pharoensis in Mwea Irrigation Scheme, Kenya, was studied between 1987 and 1988. The enzyme loci examined were aldehyde oxidase, a-glycerophosphate dehydrogenase, ... -
Electrophysiological and Behavioral responses of the Coconut bug, Pseudotheraptus wayi to cashew and conspecific volatiles
(School of Biological Sciences, 1999) -
Electropolymerization of aniline in the presence of 2, 2'-bipyridine
(Department of Chemistry, University of Nairobi, 1990)