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 2018

  • Kithokoi J. Kilonzo, Lawrence Ochoo, John M. Maingi, Henry Mwangi, Sauda Swaleh, Wilson M. Njue (2018), Ultrasound irradiated synthesis of silver nanoparticles using warbugia ugandensis stem bark extract, characterization and their potential as antibacterial agents International Journal of Scientific Research and Innovative Technology 2018 (79-85)
  • Peter K. Karoki, Wilson M. Njue, Sauda Swaleh, Ezekiel K. Njoroge & Cecilia W. Kathurima Chemistry Department (2018) Determination of Ochratoxin A in Selected Cereal Grains Retailed in Nairobi Country, Kenya Journal of Food Research, Published by Canadian of Science and Education
  • Kithokoi J. Kilonzo, Lawrence Ochoo, John M. Maingi, Sauda Swaleh, Wilson M. Njue (2018) Uitrasonic Synthesis of Silver Nanoparticles Mediated by Prunus Africana Plant Extracts and Their Antibacterial Activity. ) International Journal of Nano and Material Sciences 7(1):43-56.
  • Sauda Swaleh, Wilson M. Njue, Peter K. Karoki, Cecilia W. Kathurima, Ezekiel K. Njoroge (2018). Determination of Levels of Ochratoxin A in selected Grains Flour,Baked Wheat Bread and Finger Millet Retailed in Market outlets in Nairobi County, Kenya. 2018 International Journal of Food Nutrition and Safety (15:129-144).
  • Kithokoi J. Kilonzo, Lawrence Ochoo, John M. Maingi, Sauda Swaleh, Wilson M. Njue (2018) Ultrasonic Sonochemical Biosyntheses of Silver nanoparticles using Bridelia Micrantha and evaluation of their antibacterial activity, European International Journal of Science and Technology, (1-13).
  • F. M. Maingi, M. M. Ng’ang’a, H. Mwangi, H. M. Mbuvi, A. Abdulhameed (2018) Thermodynamic, Kinetic and Equilibrium Studies of Pb (II) Ions Adsorption Using Ordinary Clay/Rice Husk Ash Based Geopolymer, IOSR Journal of Applied Chemistry (IOSR-JAC) e-ISSN: 2278-5736.Volume 11, Issue 8 Ver. I (August. 2018), PP 46-54 www.iosrjournals.org
  • John Otieno Abuto, Alice Muchugi, Alex Kingori Machocho (2018). Diversity in the Phytochemical profiles of Warburgia ugandensis Sprague for different populations across the Kenyan Rift Valley. Journal of Pharmaceutical, Chemical and Biological Sciences(41-51).
  • Peterson Mutembei Kugeria, Isaac Mwangi, Jackson Wachira, Peter Njoroge (2018). Copper extraction using wet chemical method, Journal of Sustainable-Mining Reference: JSM 96-10.1016/j.jsm. 2018.07.00
  • Isaac Mwangi,·Gerald Mbugua, Ruth Wanjau, Swaleh Sauda, Titus Msagati, Jane Catherine Ngila (2019). Removal of Fluoride Ions in Stored Drinking Water by Triethylamine Chemically Modified Polyethylene Containers. International Journal of Environmental Research 13:175–184 https://doi.org/10.1007/s41742-018-0163-2
  • Isaac Mwangi, Grace Kiriro, Sauda Swaleh, Ruth Wanjau, Paul Mbugua, Jane Catherine Ngila (2018). Remediation of degraded soils with hydrogels from domestic animal wastes International Journal of Recycling of Organic Waste in Agriculture https://doi.org/10.1007/s40093-019-0242-1
  • Mathew K. Arap Tonui, Isaac W. Mwangi, Ruth Wanjau (2019). Recovery of Zn2+, Fe2+ and Mn2+ from Some Selected Edible Vegetables and Pumpkin using Modified Maize Cobs American Scientific Research Journal for Engineering, Technology, and Sciences (ASRJETS) Volume 51, No 1, pp 86-102.
  • Mbugua Gerald, Mbuvi Harun, Muthengia Jackson, Irene Githinji, Nthiga E. Wanja, Moses Ollengo (2018). Zeolite materials derived from water hyacinth and rice husk ashes clear turbidity and remove lead ions from contaminated water, International Journal of current Research 72868-72875
  • J.M.Kahindo,C. Sumesh, R. Musau, J.O.Odalo, T. thoruwa (2018). Effect of Rhizoclonium grande saturated fatty Acid Ethyi Esters on Physicochemical and Fuel Properties of Jatropha Curcas Biofuel 2018 Chemical Science Journal 23(1) 1-9
  • F. R.E. Essoung, S.C. Chhabra, B. M. Mba’ning, S. A. Mohamed, W. Lwande, B.N. Lenta, S.A. Ngouela, E. Tsamo, A. Hassanali 2018 Larcicidal activities of limonoids from Turraea abyssinica (Meliaceae) on Tuta absolita ( Meyrick)
  • Nderitu S. M, Nawiri M.P, Nyambaka H.N (2018). Fortification of sunflower and palm oils using beta carotene extracted from asystasia mysorensis and solanum nigrum Food Research Journal 1-2.
  • F. M. Maingi, H.M. Mvuvi, N.M. Ng’anga, H. Mwangi (2018). Adsorption of Cadmium Ions on Geopolymers Derived from Odinary Clay and Rice Husk Ash. 2018 International Journal of Material and Chemistry8(1): 1-9
  • F. M. Maingi, H.M. Mvuvi, N.M. Ng’anga, H. Mwangi (2018). Aluminophosphates Derived from Tea Leaves and Pumpkin Seeds Ashes Adsorb Lead Ions from Contaminated Water 2018 Frontiers in Science 8(1) : 1-10
  • Njogu, S.M., Arika, W.M., Machocho, A.K., Ngeranwa, J.J.N. and Njagi, E.N.M. (2018). In Vitro Hypoglycemic Effects of Kigelia africana (Lam); Studies with Alloxan-Induced Diabetic Mice. Journal of Evidence-Based Integrative Medicine 23: 1-10.
  • Abuto, J.O., Muchugi, A. and Machocho, A.K. (2018). Diversity in the Phytochemical Profiles of Warbugia ugandensis Sprague from Different Populations across the Kenya Rift Valley. Journal of Pharmaceutical, Chemical and Biological Sciences 6 (1): 41-51.
  • Ngolo, P., Nawiri, M., Machocho, A. and Oyieke, H. (2018). Pesticide Use in Pest Management: A case Study of Ewaso Narok Wetland Small-Scale Vegetable Farmers, Laikipia County, Kenya. Journal of Agriculture and Ecology Research International 14 (2): 1-8.
  • Okwemba, R.I., Tarus, P.K., Machocho, A.K., Wanyonyi, A.W., Waweru, I.M., Onyancha, J.M., Onani, M.O. and Amuka, O. (2018). Isolation, Characterization and Biological activity of Organic extractives from Calodendrum capense (L.f) Thunb, (Rutaceae). Journal of Medicinal Plants Research 12 (13): 139-163.
  • Ernest O. Nachaki, Peter M. Ndangili, Noah M. Naumih and Eric Masika, Nickel‐Palladium‐Based Electrochemical Sensor for Quantitative Detection of Formaldehyde, Chemistry Select, Vol. 3 Issue 2, 339 -854, 2018
  • Nicholas Musila, Mathew Munji, Justus Simiyu, Eric Masika and Raphael Nyenge, Effect of TiO2 Compact Layer on DSSC Performance, Traektoriâ Nauki= Path of Science Vol.4, Issue 9,, 2018
  • Joseph Odundo, Naumih Noah, Dickson Andala, Janet Kiragu and Eric Masika, Development of an electrochemical nano-biosensor for rapid and sensitive diagnosis of bilharzia in Kenya, South African Journal of Chemistry, Vol 71, 2018, 127 -134
  • Nicholas Musila, Mathew Munji, Justus Simiyu, Eric Masika and Raphael Nyenge, Optical Properties and Analysis of OJL Model’s Electronic inter-band Transition Parameters of TiO2 Films, Traektoriâ Nauki= Path of Science Vol.4, Issue 7,, 2018.
  • Samuel N. Nyamu, Lucy Ombaka, Eric Masika, and Margaret Ng’ang’a, Antimicrobial Photodynamic Activity of Phthalocyanine Derivatives, Hindawi Advances in Chemistry, Volume 2018, https://doi.org/10.1155/2018/2598062

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, 05 February 2019 12:25

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