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  1. Geochemical characterization and risk implications of groundwater for irrigation and drinking around the agrarian metropolis of southeastern Nigeria

    Article • Sustainable Water Resources Management, November 2025, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  2. Carcinogenic risk assessment, hydrogeochemical signatures, and irrigation suitability of groundwater within Ajaokuta and environs, North Central, Nigeria

    Article • International Journal of Energy and Water Resources, November 2025, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  3. Saline intrusion in Niger Delta coastal aquifers, drivers, hydrogeological dynamics and mitigation strategies

    Article • Discover Geoscience, October 2025, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  4. Magneto-radiometric and geochemical mapping of structurally controlled hydrothermal gold mineralization in the Okpella Neoproterozoic terrain, Igarra Schist Belt, SW Nigeria

    Article • Scientific African, September 2025, Elsevier

    Dr. Obinna Chigoziem Akakuru

  5. Leveraging novel machine learning models in predicting groundwater irrigation suitability in southeastern Nigeria: A hydrogeochemical approach

    Article • Scientific African, June 2025, Elsevier

    Dr. Obinna Chigoziem Akakuru

  6. Carcinogenic health risks and water quality assessment of groundwater around lead–zinc mining areas of Ebonyi state Nigeria: a data-driven machine learning approach

    Article • Discover Civil Engineering, November 2024, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  7. Aquifer geo-hydraulic characteristics of Enugu and environs, southeastern Nigeria using pumping test and geo-sounding data

    Article • International Journal of Energy and Water Resources, August 2024, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  8. Pollution Indices, Potential Ecological Risks and Spatial distribution of Heavy Metals in soils around Delta State, Nigeria

    Article • Water Air & Soil Pollution, June 2024, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  9. Integrating seismic refraction and electrical approaches in determining geophysical properties of near-surface cavities in Calabar-Ikom highway, Odukpani, Cross River State, Nigeria

    Article • International Journal of Advanced Geosciences, January 2024, Science Publishing Corporation

    Dr. Obinna Chigoziem Akakuru

  10. Sedimentological, palynostratigraphic investigation and paleoenvironmental reconstruction of the Chad Formation, Bornu (Chad) Basin Nigeria

    Article • Journal of Paleolimnology, January 2024, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  11. Assessment of heavy metal pollution on groundwater quality in the Niger Delta Region of Nigeria

    Article • Sustainable Water Resources Management, November 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  12. Characterizing gully-prone zones using geophysical and geotechnical approaches: a case study of Njaba South-Eastern Nigeria

    Article • International Journal of Environmental Science and Technology, November 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  13. Hydrogeological assessment of groundwater resources within Isuikwuato and environ South Eastern Nigeria: Agenda for food agriculture and clean water policies

    Article • International Journal of the Physical Sciences, October 2023, Academic Journals

    Dr. Obinna Chigoziem Akakuru

  14. Quantification of contamination, ecological risk index, and health risk assessment of groundwater using artificial neural network and multi-linear regression modeling approaches within Egbema, Nigeria

    Article • Arabian Journal of Geosciences, August 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  15. Pollution status and hydrogeochemical characterization of water resources in Onne industrial layout and environs, Rivers state, Nigeria

    Article • Sustainable Water Resources Management, June 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  16. Sedimentary facies, paleoenvironments and paleogeography of the Upper Cretaceous succession in the southern Bida Basin, Nigeria

    Article • Arabian Journal of Geosciences, May 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  17. Electro-geohydraulic estimation of shallow aquifer characteristics of Njaba and environs, Southeastern Nigeria

    Article • Arabian Journal of Geosciences, April 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  18. Non-carcinogenic health risk assessment and predicting of pollution indexing of groundwater around Osisioma, Nigeria, using artificial neural networks and multi-linear modeling principles

    Article • Stochastic Hydrology and Hydraulics, March 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  19. Facies analysis and sedimentology of the Campanian–Maastrichtian sediments, southern Bida Basin, Nigeria

    Article • Carbonates and Evaporites, February 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  20. Application of artificial neural network and multi-linear regression techniques in groundwater quality and health risk assessment around Egbema, Southeastern Nigeria

    Article • Environmental Earth Sciences, January 2023, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  21. Hydrocarbon prospectivity of the southern Bida and northern Anambra basins, Nigeria using palynological and geochemical studies

    Article • Geosystems and Geoenvironment, November 2022, Elsevier

    Dr. Obinna Chigoziem Akakuru

  22. Integrating machine learning and multi-linear regression modeling approaches in groundwater quality assessment around Obosi, SE Nigeria

    Article • Environment Development and Sustainability, September 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  23. Use of geo-electric data in the determination of groundwater potentials and vulnerability mapping in the southern Benue Trough Nigeria

    Article • International Journal of Environmental Science and Technology, September 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  24. Evaluation of aquifer hydraulic conductivity and transmissivity of Ezza/Ikwo area, Southeastern Nigeria, using pumping test and surficial resistivity techniques

    Article • Environmental Monitoring and Assessment, September 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  25. Sedimentary facies and textural characteristics of Cretaceous sandstones in the southern Bida Basin, Nigeria: Implication for reservoir potential and depositional environment

    Article • Energy Geoscience, July 2022, Elsevier

    Dr. Obinna Chigoziem Akakuru

  26. Paleoenvironments and hydrocarbon reservoir potentials from the selected sedimentary basins in Nigeria using sedimentary facies and textural analyses

    Article • Journal of Sedimentary Environments, May 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  27. Correction to: Water quality index, hydrogeochemical facies and pollution index of groundwater around Middle Benue Trough, Nigeria

    Article • International Journal of Energy and Water Resources, March 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  28. Water quality index, hydrogeochemical facies and pollution index of groundwater around Middle Benue Trough, Nigeria

    Article • International Journal of Energy and Water Resources, March 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  29. Appraisal of groundwater to risk contamination near an abandoned limestone quarry pit in Nkalagu, Nigeria, using enrichment factor and statistical approaches

    Article • International Journal of Energy and Water Resources, March 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  30. Hydrogeophysical delineation of aquifer vulnerability in parts of Nkalagu area of Abakaliki, se. Nigeria

    Article • Sustainable Water Resources Management, February 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  31. Interpretation of hydrochemical data using various geochemical models: a case study of Enyigba mining district of Abakaliki, Ebonyi State, SE Nigeria

    Article • Sustainable Water Resources Management, January 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  32. Hydrogeochemical evolution, water quality indices, irrigation suitability and pollution index of groundwater (PIG) around eastern Niger Delta, Nigeria

    Article • International Journal of Energy and Water Resources, January 2022, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  33. Particulate matter exposure and non-cancerous inhalation health risk assessment of major dumpsites of Owerri metropolis, Nigeria

    Article • Environmental Analysis Health and Toxicology, November 2021, The Korean Society of Environmental Health and Toxicology (KAMJE)

    Dr. Obinna Chigoziem Akakuru

  34. Calibration of petrophysical evaluation results of clastic reservoirs using core data, in the offshore depobelt, Niger Delta, Nigeria

    Article • Modeling Earth Systems and Environment, September 2021, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  35. Hydrogeochemical facies and pollution status of groundwater resources of Owerri and environs, Southeastern Nigeria

    Article • Environmental Monitoring and Assessment, September 2021, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  36. Sustainable management and characterization of groundwater resource in coastal aquifer of Niger delta basin Nigeria

    Article • Sustainable Water Resources Management, July 2021, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  37. Compendious evaluation of groundwater in parts of Asaba, Nigeria for agricultural sustainability

    Article • Geosciences Journal, June 2021, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  38. Chemical Characteristics and Assessment of Groundwater Quality Between Two Geological Group of the Lower Benue Trough ,Nigeria

    Article • Journal of Geological Research, March 2021, Bilingual Publishing Co.

    Dr. Obinna Chigoziem Akakuru

  39. Self-assembled membrane-polymer nanoparticles of top-notch tissue tolerance for the treatment of gastroesophageal reflux disease

    Article • Journal of Nanostructure in Chemistry, March 2021, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  40. Hydrochemical characterization of abandoned quarry and mine water for domestic and irrigation uses in Abakaliki, southeast Nigeria

    Article • Modeling Earth Systems and Environment, June 2020, Springer Science + Business Media

    Dr. Obinna Chigoziem Akakuru

  41. Novel highly-swellable and pH-responsive slow release formulations of clotrimazole with chitosan-g-PEG/starch microparticles

    Article • Reactive and Functional Polymers, February 2019, Elsevier

    Dr. Obinna Chigoziem Akakuru

  42. Facile fabrication of pH-responsive and swellable slow release microparticles of chlorpheniramine maleate with chitosan-starch matrices and their crosslinks

    Article • International Journal of Polymeric Materials, January 2019, Taylor & Francis

    AKAKURU OBINNA, Dr. Obinna Chigoziem Akakuru

  43. Assessment of Recharge and Discharge Areas in Abakiliki and Environs Using Hydrologic Parameters in Shallow Wells

    Article • Asian Journal of Environment & Ecology, May 2018, Sciencedomain International

    AKAKURU OBINNA, Dr. Obinna Chigoziem Akakuru

  44. Qualitative characterization of groundwater sources around Nigeria National Petroleum Cooperation Oil Depot Aba, using multiple linear regressions modelling

    Article • International Journal of Advanced Geosciences, January 2018, Science Publishing Corporation

    AKAKURU OBINNA, Dr. Obinna Chigoziem Akakuru

  45. The Chemistry of Chitin and Chitosan Justifying their Nanomedical Utilities

    Article • Biochemistry & Pharmacology Open Access, January 2018, OMICS Publishing Group

    AKAKURU OBINNA, Dr. Obinna Chigoziem Akakuru