Habtamu Ayalew Engida | Mathematical Modelling | Editorial Board Member

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Dr. Habtamu Ayalew Engida | Mathematical Modelling | Editorial Board Member

Debre Markos University | Ethiopia

Dr. Habtamu Ayalew Engida is an accomplished mathematician specializing in Computational and Applied Mathematics, holding a Ph.D. in Mathematics from the Pan African University, Institute for Basic Sciences, Technology and Innovation (PAUSTI), Nairobi, Kenya, where he successfully defended his thesis on “Evolution and Co-Dynamics of Melioidosis and Leptospirosis Diseases with Optimal Control and Cost-Effectiveness Analysis” in March 2023. He earned his MSc in Mathematics (Applied Stream) with Very Great Distinction from Mekelle University in 2013 and his BSc in Applied Mathematics, also with Very Great Distinction, from the University of Gondar in 2011. Since July 2013, Dr. Habtamu has served as a Lecturer, Seminar Project Advisor, and Community Service Provider in the Department of Applied Mathematics at Debre Markos University, Ethiopia, contributing over a decade of expertise in teaching, academic advising, and professional consultation to both regular and extension students across public and private institutions. His instructional portfolio includes courses such as Numerical Analysis, Number Theory, Discrete Mathematics and Graph Theory, Introduction to Topology, and Functions of Complex Variables, reflecting his broad academic proficiency and commitment to advancing mathematical education and research.

Profiles: Scopus

Featured Publications

"Malaria and leptospirosis co-infection: A mathematical model analysis with optimal control and cost-effectiveness analysis", Habtamu Ayalew Engida, Scientific African, 2025.

OJO Olufisayo Emmanuel | Graph Data Structures | Best Researcher Award

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Mr. OJO Olufisayo Emmanuel | Graph Data Structures | Best Researcher Award

Durban University of Technology | South Africa

Engr. OJO Olufisayo Emmanuel, R.Engr., IEng (UK), MSc, B.Eng (Hons), M.I.E.T, MNSE, is an accomplished Electromechanical and Water Engineer, as well as a seasoned Project Manager, with extensive experience in institutional infrastructural development projects. He has held key roles in several international initiatives funded by organizations such as the World Bank, AFD, EBRD, USAID/E-WASH/RTI, and atmosfair gGmbH’s Carbon Mitigation projects in Nigeria. Currently serving with CKW Environment Limited, an engineering consultancy specializing in Water and Sanitary Engineering, he is deeply involved in the design of water treatment facilities, civil and electromechanical infrastructures, hydraulic design and optimization of water distribution systems, environmental impact assessments, and construction supervision. With strong technical and commercial expertise, Engr. OJO combines strategic project management skills with deep engineering insight, providing consultancy services across all project phases-from design and procurement to supervision, monitoring, evaluation, and project delivery-ensuring quality, compliance, and cost efficiency.

Profiles: Orcid

Featured Publications

"Innovative Recovery Methods for Metals and Salts from Rejected Brine and Advanced Extraction Processes-A Pathway to Commercial Viability and Sustainability in Seawater Reverse Osmosis Desalination", Olufisayo E. Ojo; Olanrewaju A. Oludolapo, Water, 2025.

"Cost–Benefit and Market Viability Analysis of Metals and Salts Recovery from SWRO Brine Compared with Terrestrial Mining and Traditional Chemical Production Methods", Olufisayo E. Ojo; Olanrewaju A. Oludolapo, Water, 2025.

"Modeling A Reverse Osmosis Desalination Plant: A Practical Framework Using Wave Software", Olufisayo Emmanuel Ojo; Olanrewaju Akanni Oludolapo, Science, Engineering and Technology, 2025.

"A Review of Renewable Energy Powered Seawater Desalination Treatment Process for Zero Waste", Olufisayo Emmanuel Ojo; Olanrewaju Akanni Oludolapo, Water, 2024.