Employment History
Teaching (Academic):
1. Obafemi Awolowo University, Ile-Ife, Nigeria
Lect. II- Oct. 1, 1970 – Sept. 30, 1973, Lect. I – Oct. 1, 1973 – Sept. 30, 1976, Sen. Lect. – Oct. 1, 1976 – Sept. 30, 1980. Prof. – Oct. 1, 1980 – Sept. 30, 2005.
Taught Physical and Inorganic chemistry courses at University level in various countries – Nigeria, Sierra Leone, United States etc. (Refer to Visiting Professorship / Research experience below). These courses include Kinetic Theory of Gases, Chemical Thermodynamics, Chemical Equilibria, Chemical Kinetics, Electrochemistry, Nuclear and Radiochemistry, Inorganic chemistry of the Main Group Elements and Transition Metal Chemistry, Organometallic chemistry, Co-ordination Chemistry.
2. Ladoke Akintola Unversity of Technology, OGBOMOSO, OYO STATE, NIGERIA
· Supervised several M.Sc and PH.D programmes.
· Conducted research investigations into the kinetics and mechanisms of Inorganic Reactions involving Substitutions and electron-transfer in transition mental complexes in aqueous acidic media. The transition metal ion complexes investigated include cobalt(III), Ruthenium(II) and (III), Fe(II), Ti(III), Mo(IV), Mo(V), (MoVI) and mixed Mo(V)-W(V) dimers etc.
The researches have also included the synthesis and characterization of some new organosulphur compounds using IR, UV/Visible spectra, NMR, X-Ray spectra etc. These compounds have potential applications in metal surface coatings.
Current Research Activity:
The reduction of cobalt(III) complexes by tris-(1,10-phen)Iron(II) species in aqueous solution.
Visiting Professorship / Research Record:
1. University of Washington, Department of Chemistry, Seattle, USA
Fulbright-Hays Scholar, July - October 1971.
· Investigated Gas Phase Unimolecular isomerisation and disproportionation in some straight chain unsaturated hydrocarbons.
2. University of Leeds, Department of Structural and Inorganic Chemistry, Leeds, England
Commonwealth Fellow. October 1973 - September 1974.
Fellowship awarded by the Committee of Commonwealth Universities;
· Investigated
(a) Monomer Dimer equilbria in Mo(VI)
(b) Complexation of thiocyanate ion to Mo(IV) in acidic media
(c) Oxidation of Mo(V)edtaDimer complex by hexachloroiridate(IV) ion in aqueous solution.
3. Georgetown University, Washington D.C, USA
Visiting Research Scientist, Dept. of Chemistry. July - October, 1977.
· Investigated Electron-Transfer mechanism between Ti(III) and Ru(III) complexes in aqueous solution.
4. Texas A&M University, College Station, TX, USA
International Atomic Energy Agency Fellow; October, 1978 - December 1979.
Center for Trace Characterization, Department of Chemistry
· Investigated the Carbon contents in some samples of Steel by activation analysis techniques.
5. Georgetown University, Washington D.C. USA
Visiting Professor, Department of Chemistry, July - October. 1984.
· Investigated Non-bridging ligand effects as mechanistic probes in Ru(III) – Ti(III) electron-transfer reactions.
6. Tohoku University, Sendai 960. Japan
Japan Society for the Promotion of Science Fellow; Dept. of Chemistry April – October 1989.
· Investigated the Oxidation of some mixed Mo(V)-W(V) edta dinuclear complexes by hexachloroiridate(IV) ion in aqueous solution.
7. Gottingen, Germany;
D.A.A.D. Fellow Max Planck Institut. Fur Biophys. Chemie Sept. – Dec. 1994
· Investigated the Cis Trans isomerisation of a polynucleotide in acidic solution.
8. University of Strathclyde, Glasgow, U.K
Visiting Research Scientist March - November 1999.
(Sponsored by the Royal Society of Chemistry, London); Dept. of Pure and Applied Chemistry,
· The Synthesis and Characterisation of a soft tripodal Sulphur ligand – hydrotris( thiazolyl) borate anion. The X-ray crystallographic Structure was established.
9. Portland State University, Portland, Oregon
Visiting Research Associate July - October 2003.
(Sponsored by the National Science Foundation Grant); Department of Chemistry.
· Investigated Non-linear Oxidation Kinetics of HMSA by acidic Iodate.
· Synthesised, obtained X-ray structure and investigated the reactivity of a new organosulphur oxoacid - DMAIMSA
10. University of Sierra Leone, Freetown, Sierra Leone;
Visiting Professor; October - December. 2003.
Department of Chemistry. University of Sierra Leone, Fourah Bay College
· Synthesised some new Nitrogen-bonded pentacyanocobaltate(III) complexes. Their Structure and Kinetic reactivities are currently being investigated.
Administration:
Previously held administrative responsibilities as:
· Head of the department of Chemistry, Obafemi Awolowo University:- July-Oct. 1976, 1978, Aug.1, 1981-July 31, 1987;
· Vice Dean, Faculty of Science, 1983-1985;
· Dean, Faculty of Science and Chairman Committee of Deans, 1991-1993;
· Member, Task Force on course unit system in the Faculty of Science, 1976,
· Member, Task Force on the physical expansion of the Faculty Buildings and Facilities 1976; Member, Ceremonial Committee on the conferment of Honorary Degrees in the University- 1977-1979;
· Member, Committee on the Review of the Technicians Training Scheme in the University:- 1977-1978;
· Served as resource person to some examination bodies in Nigeria- West African Examination Council (WAEC); Joint Admissions and Matriculation Board (JAMB) (into universities in the country); Served as external examiner to several university undergraduate (B.Sc) and Post-graduate (M.Sc and PH.D) degree programmes since 1978 to date.
· Served as a member of the National Universities Commission Team on the accreditation of Universities in Nigeria (1990-1991)