Dr. Denis Bbosa

Dr. Denis Bbosa
Administration, Teaching Staff
Senior Lecturer | Deputy Dean

Brief Bio

Dr. Denis Bbosa is a Senior Lecturer in the Department of Mechanical and Industrial Engineering (MIE), Faculty of Applied Science and Technology (FAST), Mbarara University of Science and Technology (MUST). Denis has  cumulative years of experience in research & development , lecturing, and consultancy. Denis was awarded a teaching excellence award by Iowa State University (USA) in 2016 and has been involved in different projects related to renewable energy, cooking stoves, irrigation, boreholes, energy audits & efficiency, mechanization, and post-harvest engineering.

Academic Credentials

1) Ph.D.: Mechanical Engineering, Iowa State University (ISU), Ames, Iowa, USA.
2) Master of Engineering: Energy Systems Engineering, ISU, Ames, USA.
3) Master of Science, Co-majors, ISU, Ames, USA.:
a) Agricultural and Biosystems Engineering,
b) Biorenewable Resources & Technology,
4) Bachelor of Science: Agricultural Engineering (First-class honors), Makerere University Kampala, Uganda.

Research interests

1) Energy systems analysis (feasibility studies/techno-economic analysis, process modeling, energy system design, evaluation, construction, and management).
2) Energy/Biomass conversion technologies.
3) Nanotechnology.
4) Alternative materials.
5) Climate change.
6) Agricultural mechanization, value-addition, and post-harvest engineering.
7) Water.


1) Rau, T. S., Bern, C. J., Brumm, T. J., Barnes, R. B., Bbosa, D., & Maier, D. E. (2021). Evaluation of stirring to suppress weevils in stored maize. Journal of Stored Products Research, 93, 101849.
2) Bbosa, D.; Mba-Wright, M.; Brown, R. C. More than Ethanol: A Techno-Economic Analysis of a Corn Stover-Ethanol Biorefinery Integrated with a Hydrothermal Liquefaction Process to Convert Lignin into Biochemicals. Biofuels, Bioprod. Biorefining 2018, 12 (3), 497–509. https://doi.org/10.1002/bbb.1866.
3) Li, Wenqin; Ghosh, Arpa; Bbosa, Denis; Brown, Robert; Mba Wright, Mark. Comparative techno-economic, uncertainty and life cycle analysis of lignocellulosic biomass solvent liquefaction and sugar fermentation to ethanol. ACS Sustainable Chemistry & Engineering 2018 6 (12), 16515-16524. DOI: 10.1021/acssuschemeng.8b03622
4) Denis Bbosa, Mark Mba-Wright, Robert C. Brown. “Reverse’ electrochemical production of 2-methylfuran (MF) from furfural: a techno-economic analysis. To be submitted.
5) Denis Bbosa, Mark Mba-Wright, Robert C. Brown. Electrochemical processing of carbon dioxide (CO2) to Fischer-Tropsch (FT) biofuels using renewable electricity: a techno-economic analysis. Submitted to Biofuels, Bioproducts & Biorefining journal.
6) Denis Bbosa, Noble Banadda, and Peter Mulamba, Bio-Remediation and Physicochemical Interaction of Experimentally Contaminated Soils in Uganda with Diesel. The Open Environmental Engineering Journal, 2012, 5, 44-49
7) Bbosa, Denis, Thomas J. Brumm, Carl J. Bern, Kurt A. Rosentrater, and D. Raj Raman. “Evaluation of Hermetic Maize Storage in 208 Liter (55 Gal) Steel Barrels for Smallholder Farmers.” Transactions of the ASABE 60, no. 3 (2017): 981-987.
8) Bbosa, D.; Brumm, T. J.; Bern, C. J.; Rosentrater, K. A.; Raman, D. R. Effect of Blending Amaranth Grain with Maize Kernels on Maize Weevil Control During Storage. Trans. ASABE 2020, 0 (0), 0. https://doi.org/10.13031/TRANS.13614.
9) Denis Bbosa, Thomas J. Brumm, Carl J. Bern, and Kurt A. Rosentrater. Evaluation of Hermetic Maize Storage for Smallholder Farmers. ASABE-Montreal Canada conference proceedings, 2014.
10) Denis Bbosa, Kristine A. Kohlhaas, Thomas J. Brumm, Carl J. Bern, and Kurt A. Prediction of maize weevil population growth rate. ASABE-Montreal Canada conference proceedings, 2014.
11) Bbosa D, Brumm TJ, Bern CJ, Rosentrater KA, Raman DR. Effect of Blending Amaranth Grain with Maize Kernels on Maize Weevil Control during Storage. Trans ASABE 2020;63:401–6. doi:10.13031/trans.13614.
12) Bbosa D. Pesticide free methods of maize weevil control in stored maize for developing countries. Iowa State University, Digital Repository, 2014. doi:10.31274/etd-180810-3628.
13) Bbosa D. Techno-economic analysis of biochemicals and biofuels production via thermal and electrochemical processes. Grad Theses Diss 2018. doi:https://doi.org/10.31274/etd-180810-5946.


1) Presented a poster at the AIChE meeting in Minneapolis, USA.
2) Presented at the annual ASABE meeting in Montreal, Canada.
3) Attended the annual ASABE meeting in Kansas, USA.

Professional Memberships

1) Association of Energy Engineers (AEE)
2) American Institute of Chemical Engineers (AIChE)
3) American Society of Agricultural and Biological Engineers (ASABE)


(Projects Denis has been part of and the list is not comprehensive.)

1) Equitable Access to Sustainable Development – the water-energy nexus. Social and economic impacts of energy on water-based activities in Rwenshama fishing village – Lake Edward, Uganda.
2) Consultancy Services for Detailed Feasibility Studies and Engineering Design of Small Scale Irrigation Schemes at 13-sites in the Districts of Kibale, Mbarara, Bushenyi (X2), Rukungiri, Kabale, Ntungamo, Isingiro, Kiruhura, Kyankwanzi, Butambala, Sembabule, and Kalangala in Uganda.
3) Feasibility Study for the Development of Hydropower Projects. A Case Study of Nyamwamba ll Hydropower Project.
4) Consultancy Services for Detailed Feasibility Studies and Engineering Design of Small Scale Irrigation Schemes for 3-sites in the Districts of Buvuma, Hoima, and Kibaale in Uganda
5) Environmental Impact Assessment of Proposed Achwa Hydropower Project 1 (HPP1) And Hydropower Project 2 (HPP2) in Pader District.
6) Detailed topographical survey in the Buliisa Main Camp to help improve stormwater drainage designs.
7) Detailed design of small and medium-sized infrastructure projects to support a number of field operations including drilling, well testing, production, camp, and related facilities, restoration works and drilling waste management.
8) Supervision of Pad restoration at Jobi 2, Jobi East 2 and Ngiri 1.
9) Lower Secondary Education Development Project (LOSEP): Design and Site Supervision for Construction of 5 Secondary Schools in Mecufi, Pemba Metuge, Chiulugo, Milange, and Alto Molocue.
10) Detailed design and construction supervision of Headquarters Buildings of Ministry of Gender, Child and Social Welfare (MOGC&SW),  Audit Chamber (SSAC), Anti-Corruption (SSACC).
11) Conducting research on the different science and technologies adopted by enterprises in Uganda for their last ten years of existence.