Ongoing Research in Chemistry Department

PhD Ongoing Research Projects
1. Removal of fluoride from water by adsorption using natural geo-materials from Kenya
2. Synthesis, characterization and evaluation of Pd-nanoparticles supported on titania nanofibres as catalysts for Heck reactions
3. A nano-based electrochemical immunosensor for rapid and sensitive diagnosis of schistosoma in Kenya
4. Computational and opti-electronic studies for rare earth metals doped urania for photochromic applications
5. Fabrication of rapid diagnostic kit casing using degradable cellulosic material as an alternative to plastic
6. Antimicrobial activity of plants used by Kamba community in the treatment of diarrhoeal diseases
7. Biological and phytochemical studies of selected medicinal plants from Eastern Kenya used in the management of diabetes mellitus
8. Development of a Reference Material for Evaluation of Levels of Select Chemical Contaminants in Black Teas in the Kenyan Market

M. Sc Ongoing Projects
9. Assessing levels of beta carotene and microbial load in solar dried dark green leafy vegetables of different moisture content with storage
10. Investigating and comparing the physico-chemical parameters of Apis mellifera and stingless bee honey from Mt. Elgon region Kenya
11. Effectiveness of ashes and zeolites products of water hyacinth and rice husk in removing inorganics, colour and turbidity from water
12. Stability of extractable beta-carotene from underutilized indigenous vegetables in edible oils
13. Chemical and mineral analysis of raw and acid treated clay from Kano plains, Kenya
14. Investigation of removal efficiency and sorption mechanism of aqueous pollutants by onion and garlic skins in raw and modified forms
15. Recovery of iron from laterites and use of residue as a source of magnesium free Portland cement
16. Determination of levels of pyrolizine alkaloids in symphytum asperum growing in selected regions of Kenya
17. Effects of essential oils of Lantana camara and two ocimum species on bean weevil and their chemical composition
18. Density functional theory studies on ethambutol derivates energies, structural and physical properties
19. Analysis of physico-chemical properties and mineral content of honey from Apis mellifera in Nakuru County, Kenya
20. Electrospun titania nano fibres for removal of organic dye pesticides in polluted water
21. Physico-chemical characterization of honey produced by Apis mellifera and melipona bees in Marigat, Kenya
22. Investigation of ethylenebis-dithiocarbamates fungicides and ethylene thiourea metabolites residues in some vegetables from Kirinyaga and Nairobi Counties
23. Composition and activities of essential oils of ocimum kilimandscharicum and ocimum americanum from different geographical regions against sitophilus zeamais
24. Density function theory studies on structural properties and energies of ionized analogues
25. Formulation and evaluation of NPK fertilizer from sisal (Agare sisalana) and livestock waste materials
26. Assessment of community awareness, physic-chemical parameters of organic contaminants and toxic metals of alcoholic beverages in Muthithi, Muranga county, Kenya
27. Investigation in the effect of mixing water in cement mortar performance
28. Determination of levels of PAHs in water from River Nzoia
29. Characterization of honey from Apis melifera in Nandi County, Kenya
30. Assessment of active skin lightening compounds in some facial creams and soaps in Kenya
31. Investigating potassium requirements of maize crops using adsorption isortherm. A case study in Nyamira County, Kenya
32. Effects of ethixide and sulphate ineres in selected calcined clay Portland cement blends
33. Low cost nano-structured silicon for high performance Li-ion battery anodes from rice husks
34. Thermochemical cheracteristics of peat as a potential gasfier fuel in LVB
35. Assessment of butyltin compounds in marine water and sediments along Kilindini Harbor
36. Evaluation of proximate micronutrients and phytochemicals in selected medicinal plants in Mbita, Kenya
37. Analysis of selected heavy metals in water from river Kuyua and adjacent wells in Bungoma County , Kenya
38. Assessment of selected food additives in chilli and tomato sauces in Nairobi County, Kenya
39. Optimization of synthesis conditions for activated carbon from ovacado stones for adsorption of lead from water
40. Effectiveness of cactus biomass and its processed products in the removal of colour, turbidity and selected metal ions from contaminated water
41. Development and on host evaluation of control-release formulations of optimized potent repellants or blends against Rhipicephalus appendiculatus
42. Remediation of turbid water containing lead and cadmium using zeolites derived from husk and water hyacinth ashes
43. The chemical characteristics of ash component of potential gasifier fuels in the lake Victoria basin
44. Synthesis of alumino-phosphates from bones for use in water remediation
45. Adsorption capacity and efficiency of conandrum sativum leaves and stems on removal of lead, cadmium and suspended particles in waste water
46. Using baobab derivatives for ground water remediation Makutano, Kiambu, Makueni County
47. A comparative study of modified and unmodified algae for the removal of lead, cadmium and copper in contaminated waste water
48. Correlating phosphorus levels in sugar cane bagasse derived zeolites with their efficiencies and capacities to adsorb lead and cadmium from water
49. Physico-chemical characterization of raw clays used for pottery in Kakamega county
50. Behavioural interactions between adult R. appendiculatus at pre-feeding and feeding stages and characterization of mediating pheromonal signals
51. Quantization of antimony and selected organic compounds in water treated by SODIS in polyethylene terephthalate bottles
52. Removal of chlorine and chlorinated compounds from aqueous media using zero valent bimetals
53. Determination of proteins, energy and some selected essential elements in selected trees used as foder in Koibatek sub-County, Baringo County, Kenya
54. Determination of some trace elements with known immunological response and curative properties in some selected medicinal plants
55. Evaluation of levels of aflatoxins in eggs, milk, layer chicken and dairy cow feeds in Kajiado County, Kenya
56. Polozanicity, compressive strength and ingress of selected aggressive ions in KIbwezi bricks based cement
57. Synthesis and antimalarial evaluation of quinoline thioscan hybrid drug
58. Structure-repellence studies of d-octalactone analogues and blends against Glossina pallidepes and glossica morsitan
59. Potentials of Telfaina pedata for biofuel and soap production for domestic uses
60. Synthesis of biosorbents for preconcentration of essential trace elements from foods
61. Recovery of iron from laterites and use of the residue as a source of magnesium free Portland cement
62. Quantification of lycopene and analogues in different varieties of papaya grown in Tharaka Nithi County
63. Effect of soil type, soil pH and distance on the levels of selected heavy metals in plants and soil along Nakuru-Nairobi highway
64. Assessment of relative stability of cocaine and its metabolites using computational approach
65. Conditions for activation of charcoal derived from bagasse for optimum adsorption of lead and cadmium ions
66. Levels of phthalates and ions of metal salts in water stored in cement and plastics
67. Design and fabrication of novel nano-bioadsorbents for water purification
68. Removal of selected heavy metals from drinking water using mushrooms, agaricus biporus and amanita phaloides from Bomet County, Kenya
69. Levels of micronutrients in pumpkin varieties grown in Lake Victoria Basin
70. An analysis of essential and toxic minerals present in geophatic materials in Kiambu County, Kenya
71. Variation of carotenoid, total phenolic and antioxidant activity levels in Ananas comosus with duration of storage

Publications for 2015
A new Pterocarpan from the Leaves of Abrus precatorius. Malele, C.N., Lang’at-Thoruwa, C.C., Guantai, A.N. and Chhabra, S.C. Journal of Medicinal Plant Research, 2015 communicated.

Conference Proceedings 2015
Prof. Chhabra: Applied Chemistry and Technology in Industry, 8th International Kenya Chemical Society Conference, Millenium Hall, Chiromo Campus, University of Nairobi, Nairobi, Kenya, 5th to 8th May 2015.

Prof. Chhabra: Multiplier Training Systems (MTS) for Kenyan Universities by DAAD, Stakeholders Meeting, Laico Regency, Kenya Methodist University, Nairobi, Kenya, 28th April, 2015.
Prof. Nyambaka: Environmental Exposure and Feeding Habits Affect Lead Levels in Human Blood in Kenya, 8th International Kenya Chemical Society Conference, Millenium Hall, Chiromo Campus, University of Nairobi, Nairobi, Kenya, 5th to 8th May 2015.
Prof. Hassanali: The Multiple Roles of Chemical Sciences in Integrated Control of Tsetse Flies and Trypanosomiasis: R&D Staus, 8th International Kenya Chemical Society Conference, Millenium Hall, Chiromo Campus, University of Nairobi, Nairobi, Kenya, 5th to 8th May 2015.
Research outreach articles
A new Pterocarpan from the Leaves of Abrus precatorius. Malele, C.N., Lang’at-Thoruwa, C.C., Guantai, A.N. and Chhabra, S.C. Journal of Medicinal Plant Research, 2015 communicated.

Seminars and Workshops

Planning:
Workshop on “An Introduction to Computational Chemistry and In-silico Visualization: A Workshop for Sub-Saharan Africa Scientists” to take in August 2015

Workshops Held
1. Topic: The analysis of new psychoactive substances in sewage using liquid chromatography tandem mass spectrometry with a QqQ-Triple quadrupole mass spectrometer (QqQ-MS) and Quadrupole time-of-flight mass spectrometer (QTOF-MS).

Date: 24th April, 2014
Speaker: Juliet Kinyua
Toxicology Center - University of Antwerp, Campus Drie Eiken
Universiteitsplein 1 - 2610 Wilrijk, Belgium - This email address is being protected from spambots. You need JavaScript enabled to view it.

2. Topic: Probing complexity of aqueous systems with computational models
Date: 27th February 2015

Speaker: Dr. Ali Hassanali
International Center for Theoretical Physics (ICTP)
Strada Costiera, 11
I - 34151 Trieste, Italy

3. Topic: Nanotechnology for Water Treatment
Date: 12th Feb. 2015

Speaker: Prof Jane Catherine Ngila
Head of Applied Chemistry Department
University of Johannesburg, Doornfontein Campus
P.O Box 17011, Doornfontei

4. Topic: Nitrogen-doped carbon nanotubes as supports for Pd catalysts applied in the selective hydrogenation of aminobenzophenone

Date: 22nd January 2015

Speaker: Lucy Ombaka , PhD finalist
University of KwaZulu-Natal, Durban South Africa
School of Chemistry and Physics, Westville Campus Private Bag X54001, Durban 4000, SA


Training
Topic: Laboratory Safety Information Sharing

Date: 16th and 23th April 2015; Time: 9.00 t0 12.00 noon

Trainer: Ms. Catherine Mwangi
Merck Millipore Company

Conference
Staff members attended the Kenya Chemical Society International conference between 5th and 8th May 2015 at the University of Nairobi, Chiromo Campus.

Last Updated on Tuesday, 16 June 2015 11:33

Prof. Sauda Swaleh
Chairperson
Dept. of Chemistry
"Promoting Chemical Sciences … Enhancing Sustainable Development"
 
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