Engr. Dr Uzoma Gregory Okoro is Head, Department of Mechanical Engineering, Federal University of Technology, Minna. He holds a BEng (FUT Minna), an MSc in Mechanical Design (NUAA, China; 2006, 2011) and a PhD in Risk and Reliability Modelling of Offshore Energy Structures (Cranfield University, UK; 2017). Before joining FUT Minna in 2012 he was Maintenance & Safety Manager at Alpha Plus Ltd. As a research assistant at the Centre for Offshore Renewable Energy he developed an operational strategy for marine energy converters and a multi‑criteria risk assessment for offshore jacket platforms. He has secured multiple international and national grants, supervised undergraduate and postgraduate theses, and authored 30+ peer‑reviewed papers. Research interests: failure risk assessment, safety benchmarking, regulatory compliance, plant design and life‑cycle management, and advanced manufacturing. Registered engineer; member, IET (UK) and Institute of Safety Professionals of Nigeria. Core

1. Influence of green synthesized aluminum oxide nanoparticle concentration on wear and coefficient of friction of vegetable oil-based lubricants.

   Tsado, S. Y., Oladejo, T. J., Okoro, U. G., Tertsegha, D. I., Sadiq, I. O., Abutu, J., ... & Lawal, S. A.

   Characterization and Application of Nanomaterials, 7(1), 4671.

   2026

2. Performance and sustainability of PLA-based natural and synthetic fibre composites in fused deposition modelling: A comparative analysis.

   Madeley C., Olugu E. U., Okoro U. G.

   Journal of Engineering Sciences (Ukraine)

   2026

   DOI

3. A dynamic maintenance planning methodology for HVAC systems based on Fuzzy-TOPSIS and failure mode and Effect Analysis.

   Okoro U. G., Mubaraq A, Olugu EU, Lawal SA, Wong KY (2024)

   J Build Eng 98:111326

   2026

   DOI

4. Feasibility and Performance Characterisation of a Dual-Fuel Engine Automobile Using Premium Motor Spirit (PMS) and Compressed Natural Gas (CNG)

   Abdulrahman, L. T., Okoro, U. G., Alim, S., Baba, A. M., & Opatola, R. A.

   . BAYERO JOURNAL OF ENGINEERING AND TECHNOLOGY, 20(2), 33–39.

   2025

5. Decolonising AI: A Pan-African collaboration.

   Hoosen, N., Agherdien, N., Rauch Van Der Merwe, T., Schwaibold, U., Ekol, G., Luo, M., El Bollock, A., Okoro, U., Chambwera, C., Fall, D., Gardee, A., Hassem, T., Mazibuko, N., Mlotshwa, Z., Mmereki, D., Molewa, M. C., Rasool, K. N., Riedel, K., Simbanegavi, P., … Zwane, S.

   African Perspectives of Research in Teaching and Learning, 9(5), 504-518.

   2025

6. Statistical design for optimal physical and biomechanical characteristics of biocomposite prostheses.

   Kobe, I. H., Salawu, A. A., Sunday, A. M., Oyewole, A., Okoro, U. G., Omoniyi, P. O., & Jen, T.-C.

   Scientific African

   2025

   DOI

7. Biomechanical and physical properties selection of Ti-Ha-CaCO₃ biocomposite prostheses for replacement of bone atrophy.

   Ibrahim, H. K. ., Abolarin, M. S. ., Abdulrahman, A. S. ., Adedipe, O. ., & Okoro, U. G.

   Nigerian Journal of Technological Development, 21(1), 42–52.

   2024

   DOI

8. Rice husk silica blended fillers for engine mount application

   Ubi PA, Ademoh NA, Anosike-Francis EN, Salawu AA, Adeleke AA, Okoro U. G, Abdullahi AA, Ngolemasango F.

   Sci Rep. 2024 Feb 6;14(1):3055.

   2024

   DOI

9. Microstructural and corrosion behaviours of dissimilar friction stir welded aluminium alloys.

   Attah BI, Medupin RO, Ipilakyaa TD, Okoro U. G., Adedipe O, Sule G, Ikumapayi OM, Bala KC, Akinlabi ET, Lawal SA

   Manuf Rev

   2024

10. Nano-titania and carbon nanotube-filled rubber seed oil as machining fluids

    Lawal, S. A., Medupin, R. O., Yoro, K. O., Ukoba, K. O., Okoro, U. G., Adedipe, O., ... & Jen, T. C.

    Materials Chemistry and Physics, 316, 129126.

    2024

11. Experimental evaluation of thermal conductivity and thermogravimetric analysis of Jatropha Oil-based titanium nano-cutting fluid

    V.C. Nwachukwu, S.A. Lawal, A.S. Abdulkareem, and U.G. Okoro,

    Selcuk University Journal of Engineering Sciences, vol. 23, no. 3, pp. 85–91,

    2024

12. Nanofluids and their application in carbon fibre reinforced plastics: A review of properties, preparation, and usage.

    Lawal, S. A., Medupin, R. O., Yoro, K. O., Okoro, U. G., Adedipe, O., Abutu, J., Tijani, J. O., Abdulkareem, A. S., Ukoba, K., Ndaliman, M. B., Sekoai, P. T. & Jen, T. C.

    Arabian Journal of Chemistry, 104908.

    2023

    DOI

13. Evaluation of Friction Co-efficient and Wear Performance of Jatropha Oil Using Standard Steel Ball on Aluminium Disc Tribometer.

    Woma, T. Y., Ipilakyaa, T. D., Abdullahi, A. A., Okoro, U. G., Bello, A., Abutu, J., ... & Olutoye, M. A.

    J. Mater. Environ. Sci., 14 (10), 1266, 1277.

    2023

14. Failure Analysis and Performance Improvement of a Paper Shredder.

    Danladi, P., & Okoro, U. G.

    Preceeding of the 4th International Engineering Conference (pp. 370–375). IEC FUT Minna.

    2023

15. Synthesis and characterization of CNTs/TiO2 nanocomposite for formulation of hybrid nanofluid for machining CFRPs.

    S. A. Lawal, R. O. Medupin, U. G. Okoro, O. Adedipe, J. Abutu, J. O. Tijani, A. S.Abdulkareem, M. B. Ndaliman

    Preceeding of the 1st Faculty of Engineering and Technology International Conference University of Ilorin (pp. 741–751). University of Ilorin

    2023

16. Sustainable Equipment Maintenance Framework for Small-Scale Water Production Plant’

    Okoro, U. G., Muhammed Shaibu.

    , FUOYE Journal of Engineering and Technology, 8(1), pp. 77–83.

    2023

    DOI

17. Selection and Pore Distribution Analysis of Bio-composite Implants for Load-bearing Bone Replacement.

    Ibrahim, H. K., Abolarin, M. S., Abdulrahman, A. S., Adedipe, O., & Okoro, U. G.

    Preceeding of the 1st Faculty of Engineering and Technology International Conference University of Ilorin (pp. 741–751). University of Ilorin

    2023

18. Investigation of Fracture behaviour of API X70 Pipeline Steel.

    Egene, M. S., Adedipe, O., Okoro, U. G. & Obanimomo, K. T.

    IOP Conference Series: Materials Science and Engineering, 1107(1), 12184.

    2021

19. Development of a Steam Powered Incubator with Solar Supported System.

    Rafiu, O., Olugboji, O., Adedipe, O. & Okoro, U. G.

    IOP Conference Series: Earth and Environmental Science, 730(1), 12028.

    2021

    DOI

20. A Topsis-based Methodology for Prioritizing Maintenance Activities Suitable for A Municipal Water Works. Case Study: Chanchaga Water Works, Minna.

    Kotsu, M. & Okoro, U. G.

    Proceedings of the 1st NSE Minna Branch Engineering Conference (pp. 13–22). Nigeria Society of Engineers.

    2021

21. Formulation of Cutting oil using Green Base Extract ( Soya-Bean and Groundnut ).

    Oketa, A. J., Okoro, U. G. & Lawal, S. A.

    In A. S. Ahmad, A. A. Saka & C. Alenoghena (Eds.), Proceedings of the 1st NSE Minna Branch Engineering Conference (pp. 215–223). NSE Minna.

    2021

22. Effect of Process Parameters on Surface Roughness and Kerf Width of Mild Steel during Plasma Arc Cutting Using Response Surface Methodology

    Agbonoga, Ekhaesomi A. Adedipe, O., Okoro, U. G., Usman, Fidelis J. Obanimomo, K. T. and Lawal, S. A. (2020)

    FUOYE Journal of Engineering and Technology, 5(1), pp. 67–71.

    2020

23. A Framework for Sustainable Maintenance of Offshore Energy Structures’,

    Okoro, U. G., Adedipe, O., Lawal, S. A. and Diugwu, I. A.

    FUOYE Journal of Engineering and Technology, 5(1), pp. 72–77.

    2020

24. Assessment of Three Selected Locations in Nigeria as Offshore Windfarms Using Multi-criteria Decision Procedure

    Mayaki, E. A., Adedipe, O., Okoro, U. G., Mamman, R. O. and Lawal, S. A.

    ABUAD Journal of Engineering Research and Development, 1(3), pp. 90–102.

    2020

25. Risk Analysis of Wave Energy Converter System Using Failure Mode and Effect Analysis’,

    Okoro, U. G., Adedipe, O., Bori, I., Usman, F. J. and Diugwu, I.

    UniPort Journal of Engineering and Scientific Research, 4(1), pp. 51–60.

    2019

26. ‘Safety Assurance in the oil and gas industries — Review of practices and the way forward for Nigeria’,

    Okoro, U. G.

    in 38th Professional Development Conference and Annual General Meeting of Institute of Safety Professionals of Nigeria. Owerri: Institute of Safety Professionals of Nigeria.

    2019

27. Multicriteria risk assessment framework for components ’ risk ranking Case study of a complex oil and gas support Structure

    Okoro, U. G. and Kolios, A.

    Journal of Multi-Criteria Decision Analysis, 25(5–6), pp. 113–129.

    2018

    DOI

28. Multi-criteria risk assessment approach for components risk ranking - The case study of an offshore wave energy converter

    Okoro, U. G., Kolios, A. and Cui, L.

    International Journal of Marine Energy, 17.

    2017

    DOI

29. Uncertainty management in Risk assessment of offshore energy structures

    Okoro, U. G. and Kolios, A.

    2nd International Conference on Renewable Energies Offshore. Lisbon, Portugal: Taylor & Francis Group.

    2016

    DOI

30. Wave Energy Converter System Safety Analysis

    Okoro, U. G., Kolios, A. J., Perez-Lopez, E., Cui, L. and Sheng, Q.

    Proceedings of the 11th European Wave and Tidal Energy Conference. Nantes, France: EWTEC Conference series.

    2015

31. General Sensitivity Analysis of Dynamic Properties of Metal Rubber backed Active Magnetic Bearing using Nastran’,

    Okoro, U. G., Ogwuagwu, V. O., Babawuya, A. and Olugboji, O. A.

    in Abdulkareem, S. A. and Abdulrahman, A. S. (eds) 3rd Biennial Engineering Conference of Federal University of Technology Minna, Nigeria. Minna. doi: 10.13140/RG.2.1.3276.8489

    2013

32. ‘Influence of Metal Rubber Ring on the Dynamics of the Active Magnetic Bearing System for Optimal Performance’

    Okoro, U. G., Zhenyu, X. and Qingtao, G.

    2011 International Conference on Electrical Information &Computer Engineering. Wuhan: IEEE Xplore.

    2011