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Environmental Sciences Experts

Njenga Hellen N.

profesor
Environment Sciences
University of Nairobi
Russian Federation

Biography

 Pumwani Secondary School, Nairobi O levels 1977, 1 st division 16 points, E.A.C.E ï‚· Githumu High School, Advanced levels 1979, 3 Principals 1 Subsidiary pass ï‚· University of Nairobi, 1980-1984 Awarded B. Sc (Hons), Chemistry, July 1984 ï‚· University of Wyoming, U.S.A. Awarded Ph.D (Electrochemistry), June 1987 

Research Interest

 Our research has focused primarily on surface modified electrodes. Our primary surface derivatisation materials being Electronically Conducting Polymers, Clay montmorillonites and Chemical substances whose redox properties are under investigation. We have tailored these surface modified electrodes to study various electrochemical phenomena such charge transport characteristics, solvent content, ion population, role as electrocatalysts and formation of composite/ bilayer structures. We have also used surface modified electrodes as analytical tools for use in the quantification of redox active species in soil, water and pharmaceutical drugs. Presently we are applying the principle of electrode surface modification to develop high energy, high recyclability battery cells

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