DR. JOHN MWAI MBUGUA


POSITION
FACULTY: SOCIAL SCIENCES AND TECHNOLOGY
SCHOOL: CENTER FOR SCIENCE AND TECHNOLOGY STUDIES
DEPARTMENT: SCIENCE AND TECHNOLOGY IN SOCIETY
CURRENT DESIGNATION: Lecturer
OFFICE EMAIL: *john.mbugua@tukenya.ac.ke
OFFICE TELEPHONE: 0722460475
CONSULTATION HOURS: *WEEKDAYS 11AM -1PM
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EDUCATION
Qualification Area of Specialization Institution Year
DOCTOR OF PHILOSOPHY (PHD)DOCTORATE OF PHILOSOPHY(CHEMISTRY)UNIVERSITY OF KWAZULU_NATAL (SOUTH AFRICA)2013
MASTERS OF SCIENCE (M.SC.)MASTER OF SCIENCE(CHEMISTRY)JOMO KENYATTA UNIVERSITY OF AGRICULTURE (KENYA)2006
BACHELOR OF EDUCATION (B.ED)BACHELOR OF EDUCATION(SCIENCE)KENYATTA UNIVERSITY (KENYA)1995
CERTIFICATEKENYA CERTIFICATE OF SECONDARY EDUCATIONSTAREHE BOY'S CENTRE AND SCHOOL (KENYA)1989
CERTIFICATEKENYA CERTIFICATE OF PRIMARY EDUCATIONKINALE (KENYA)1985
WORK EXPERIENCE
Period Position Institution
2013 - TODATELECTURERTECHNICAL UNIVERSITY OF KENYA (TUK) (KENYA)
2008 - 2012LECTURERKENYA POLYTECHNIC UNIVERSITY COLLEGE (KENYA)
16.05 2005 - 01.07.2008GRADUATE TEACHERKENYA POLYTECHNIC (KENYA)
GENERAL STATEMENT ON RESEARCH AREA(S)
To investigate,model and understand the Science associated with the chemical and hydraulic interaction of brine and organics with ash dams and heaps during their co-disposal.
Modeling water-brines –coal ash interactions and studying reactions and transformations when in contact with inorganics and organics
Other Areas of Research Interests: • Water and Sanitation Research: water quality, pollutants control and mitigation, innovation of waste management systems and design, Faecal sludge analysis and utilization in agriculture as fertilizer • Biochemical methods designs and development for solid and water waste systems & Bio-remediation • Industrial Chemicals, Air and Water Pollution Control and mitigating systems
CURRENT RESEARCH PROJECTS
Title Area
Hydrogeochemical modeling of the speciation and leaching of fly ash co-disposed with water, brines,and organicsHydro-geochemical modeling of Environmental systems: Analytical-Environmental Chemistry
Development of Flow Injection-Hydride Generation-Phase Separation Interfaces for the Determination of Arsenic in Natural Waters and Rice Using Atomic Absorption SpectrometryAnalytical-Environmental Chemistry
SELECTED PUBLICATIONS
- Mbugua, J.M., Ngila, J. C., Kindness, Demlie, M. Reactive-transport modeling of fly ash–water–brines interactions from laboratory-scale column studies, J. Phys. Chem. Earth (2013). http://dx.doi.org/10.1016/j.pce.2013.09.016 http://dx.doi.org/10.1016/j.pce.2013.09.016
- Bosire, G. O., Ngila, J. C., Mbugua, J. M. (2015). "Predictive complexation models of the impact of natural organic matter and cations on scaling in cooling water pipes: a case study of power generation plants in South Africa." Physics and Chemistry of the Earth, Parts A/B/C(0). http://dx.doi.org/10.1016/j.pce.2014.11.007 http://dx.doi.org/10.1016/j.pce.2014.11.007
- • Mbugua, J.M., Ngila, J. C., Kindness, A., Demlie, M. Application of Hydrogeochemical Modeling in Simulating the Transportation of Elements in Fly Ash Heap under Different Disposal Systems in South Africa. J. Phys. Chem. Earth (2014), p. 20. http://dx.doi.org/10.1016/j.pce.2014.11.011 http://dx.doi.org/10.1016/j.pce.2014.11.011
CURRENT POSTGRADUATE STUDENTS SUPERVISION
Name Project Title Period
Bosire Geoffrey OrinaMultivariate Analysis and Modeling Studies of Stability Constants of Ca and Mg-NOM Complexes in Cool2013- todate

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