RAJI, Wasiu Olanrewaju (Ph.D. Geophysics)

Department Geophysics, University of Ilorin

Department of Geology, University of Ilorin

Faculty of Physical Sciences

University of Ilorin

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1. Olasehinde, P.I. and W. O. Raji (2007): Geophysical Studies of Fractures of Basement Rocks at University of Ilorin, South-western Nigeria: An Application to Groundwater Exploration, Water Resources, Vol. 17, 3-10, Nigeria Nigerian Association of Hydrogeologists (NAH). 

2. Raji, W.O. (2010): Quality Factor (Q) Estimates, Seismic Attenuation and AVO Analysis. Nigerian Journal of Pure and Applied Science, Vol. 24, 2276 – 2286. Published by Faculty of Science, University of Ilorin, Nigeria. www.unilorin.edu.ng/ejournals/index.php/njpas

3. Raji, W.O. and Rietbrock, A. (2013): Enhanced Seismic Q-Compensation: Algorithm Formulation and Synthetic Application. Nigerian Journal of Pure and Applied Science, Vol. 26, 2427-2437. Published by Faculty of Science, University of Ilorin, Nigeria. www.unilorin.edu.ng/ejournals/index.php/njpas

4. Raji, W.O. and Rietbrock, A. (2013): Attenuation (1/Q) estimation in Reflection Seismic Data, Journal of Geophysics and Engineering Vol. 10(4) 1-8 (045012), Institute of Physics Publishing, Bristol, UK. available online at  http://iopscience.iop.org 

5. Raji, W.O. And T. O. Adeoye (2014): Petrophysical Sensitivity of Elastic Modulus and Inverse Quality Factor (1/Q) Analysis in Well Logs, Pacific Journal of Science and Technology, Vol. 15(1) 404-414. Published by Akamai University, Hawaii, U.S.A. available online at  www.akamaiuniversity.us/PJST15 

6. Jibrin B and W.O. Raji (2014): Fault Detection using Dip streered multi-trace similarity extraction techniques: Case study using Offshore Niger Delta 3D Seismic Data. Journal Of Seismic Exploration, Vol. 23, 19-30, Published by Spain Geophysical Press and Spain Association of Geophysicists. available online at  http://www.geophysical-press.com 

7. Raji, W.O., P. I. Olasehinde, H. O. Abubakar, R. A. Alabi, (2014): Inversion and Application of Seismic Q Factor - Field Dataset Examples. Pacific Journal of Science and Technology, Vol. 15(1) 318-327. Published by Akamai University, Hawaii, U.S.A. available online at  http://www.akamaiuniversity.us/PJST15 

8. Abubakar H.O., W. O. Raji, and S. Bayode (2014): Direct Current Resistivity and Very Low Frequency Electromagnetic Studies For Groundwater Development In A Basement Complex Area of Nigeria, ScienceFocus Vol. 19(1), 1-11. Published by Faculty of Pure and Applied Science, LAUTECH, Ogbomosho. Nigeria. 

9. Raji, W.O., and RIETBROCK, A. (2014): A Robust method for estimating attenuation in reflection seismogram. NAPE BULLETIN, Vol. 26(1), 1-10. Published by Nigerian Association of Petroleum Explorationists.

10. Raji, W.O. (2014): Review of Electrical and Gravity Methods of Near Surface Exploration for Groundwater. Nigerian Journal of Technological Developemnt, Vol. 11(2), 31-38, published by Faculty of Engineering and Technology, University of Ilorin, Nigeria. https://www.njtr.org

11. Raji, W.O. and Rietbrock, A., and Jibrin, B.  (2014): A new techniques for compensating Q-absorption in seismic records. NAPE BULLETIN, Vol. 26(1), 117 - 124. Published by Nigerian Association of Petroleum Explorationists. http.nape.org

12.  Raji, W. O. (2015): Petrophysical Analysis of Seismic Energy Attenuation In Reservoir Rocks. Science Focus Vol. 20 (2), 2015 pp. 12 – 19. Faculty of Pure and Applies Sciences, LAUTECH, Ogbomoso, Nigeria.

13. Raji, W.O. (2015): The Use of Seismic Attenuation To Indicate Saturation In Hydrocarbon Reservoirs: Forward Modeling And Theoretical Study, CentrePoint Journal-Science, Vol. 21:219 – 235. Published by University of Ilorin, Nigeria. http://uilejournals.unilorin.edu.ng/Centrepoint

14. Raji, W. O. (2016): Reflection Ehancement Processing of Ultra-Shallow Reflection Surveys, Ilorin Journal of Science, Vol. 3(1),p50-65. Published by Faculty of Physical Science, University of Ilorin, Nigeria. 

15. Raji, W. O. (2016): Reflections Enhancement Processing For Multi-Component Crosswell Seismic Data. Journal of Mining and Geoscience, 52(2), 119-127.  Published by Nigerian Mining and Geoscience Society http://www.nmgsjournal.org/jmg/index.php/jmg.                                  

16. Raji, W. O, T.O. Adeoye (2017): Geophysical mapping of contaminant leachate around a reclaimed open dumpsite. Journal of King Saud University. Vol 29(3), 348-359, Published by Elsevier. 

http://www.sciencedirect.com/science/article/pii/S1018364716302701

17. Raji, W.O., G. Yongxin, and J.M. Harris (2017): Wavefield Analysis of Crosswell Seismic Data. Arabian Journal of Geosciences, vol 10:217, 1-9.  DOI: 10.1007/s12517-017-2964-6, 1-9. Published by Springer and Saudi Society for Geosciences. Available online https://link.springer.com/article/10.1007/s12517-017-2964-6. 

18. Raji, W. O. (2017): Elastic Velocity Models of A Stratigraphically Complex Carbonate Reservoir, Midland Basin. Nigerian Journal of Mining and Geosciences.  Vol. 53(1), 1 – 9. Published by Nigerian Journal of Mining and Geoscience Society. 

19. Aluko, K. O., Raji, W. O., and Ayolabi, E. A. (2017) Application of 2-D resistivity survey to groundwater aquifer delineation in a sedimentary terrain: A case study of south-western Nigeria. Water Utility journal, Vol. 17: 71-79. Published by European water Resources Association. Available online at http://www.ewra.net/wuj/pdf/WUJ_2017_17_06.pdf 

20. Raji, W. O. and Ibrahim, K. O. (2017) Geophysical Investigation of Basement Rock Structures around a proposed Dam Site, Adamawa State University Journal of Scientific Research, Vol. 5(2), 38 - 49.Published by faculty y of Science, Adamawa State University.   http://adsujsr.com/vol-5-2/                                                                                                              

 21Raji, W.O, Harris J. M. and Gao Y. (2017) Visco-acoustic data modeling using optimum layer technique: Greewood Oil Field, USA. Journal of Seismic Exploration.  Vol 28 (?). Paper accepted for publication by Journal of Seismic Exploration. Acceptance Letter dated March 29th, 2018.  

22. RAJI,W. O., HARRIS, J. M. and LU, S., (2018): Seismic velocity tomography for CO2 monitor in subsurface geological structures. Journal of King Saud University-Science. Vol 30(1). 57-64  Published by Elsevier. Available online http://www.sciencedirect.com/science/article/pii/S1018364716303044 

23Raji, W. O. Obadare, I. G, Odukoya , M.A. and Johnson, L. M. (2018): Electrical Resistivity Mapping of  Oil spills in a coastal environment of Lagos, Nigeria.. Arabian Journal of Geosciences , 11(7), https://doi.org/10.1007/s12517-018-3470-1 Published by Springer and Saudi Society for Geosciences , April 2018. 

24. Adeoye, T. O., Raji, W. O. and Ibrahim O. K. (2018). Hydrocarbon Reserve Estimates and Risks Assessment in ‘X’ Ray Field, Niger Delta, Nigeria. Adamawa State University Journal of Scientific Research, Vol. 6(1). 32 – 45Published by faculty of Science, Adamawa State University. http://adsujsr.com/vol 

 25. Raji, W. O. and Harris , J. M. (2018) Wavefield Separation For Shear Wave Reflections Enhancement. Journal of  Seismic Exploration, Vol 28(?). Paper accepted for publication by Journal of Seismic Exploration. Acceptance Letter dated April 27th, 2018.

26. Raji, W. O. and Bale, R. B. (2011). The Geology and Geophysical studies of a gravel deposits in University of Ilorin, South western Nigeria. Journal of Earth Science, 13(1): 40-46. https://www.researchgate.net/publication/316168634

27. Raji, W. O. (2012) Elasticity, Rigidity modulus  and fluid saturation analysis. Journal of Science and Technology, 15(1): 65-79. 

G. EDITED CONFERENCE PAPERS/PROCEEDINGS 

28. Raji W. O.  &  Rietbrock A., (2010): A Novel Method of Attenuation Measurement From Pre - Stack CMP Gathers. Expanded Abstract book,and proceeding of  72nd Annual International Conference of the European Association of Geoscientists and Engineers, EAGE. James B. Y and Simeon, M. (Eds). Barcelona, Spain. ID-P363, p.1- 5. Published by European Association of  Geoscientists and Engineers. Available online at www.earthdoc.org/2010               

29. Raji, W. O. (2016): Seismic Monitoring of Velocity Perturbation In Geological Formation Due To CO2 Injection: A Project Demonstration. Proceeding and Book of Abstract of the 52th Annual Conference of the Nigerian Mining and Geosciences Societies (NMGS), Ojo, O.J. (Eds), P.40, published by Nigerian Mining and Geoscience Society.   http://www.nmgs.org.ng

30. Aluko, K. O. , Ayolabi, E. A. and Raji, W. O. (2016): Groundwater aquifer delineation in a sedimentary terrain of Southwestern Nigeria. Proceeding of the 52th Annual Conference of the Nigerian Mining and Geosciences Societies (NMGS), Ojo, O.J. (Eds), P. 81, Published by Nigerian Mining and Geoscience Society. http://www.nmgs.org.ng                  

31 Raji, W. O. (2018)  Mitigation of Carbon Dioxide (CO2) Leakages in Geological Storages: A Project Demonstration on Carbon Capture and Storages. U6 Conference South Africa, 4-6th September, 2018. Cape Penisula University. Dr Rashieda Toefy (ed).   

32. Adeoye T.O., Raji W.O. And Nwokeji O.T (2017). Geophysical Exporation For Groundwater In Eiyenkorin Area, South Western Nigeria.  Book of Abstract and Proceeding of 29th Conference of Nigerian Association of Hydrogeologists, Ilorin, Kwara state. R. B. Bale (Eds) Edited Conference proceeding 2017                                                                                                                                                     33.  Raji, W. O. & Rietbrock A., (2013): Determination of Seismic Quality factor in Reflection Seismic Data. Expnded book of proceeding and Expanded Abstract of the 81st Annual international Conference of the Society of Exploration Geophysicists,  (SEG). Edwrad E. J. and Staples R.B. (eds). Pp. 3191-3195, Sept 26-31June 10-13, Houston, Texas, U.S.A. Published by Society of Exploration Geophysicsits. DOI http://dx.doi.org/10.1190/segam2013-0242.1                                                                                    

34. W. O. Raji and Rietbrock, A., 2011. Enhanced Seismic Q – Compensation. Expanded Abstract and book of proceedings of the 81st Society of Exploration Geophysicists, Steeple J. R. B and Edward, E. J. (Eds). San Antonio, Texas, U.S.A., p2737 -2741                                                                                                                                                                                        35. Ajao K.R., Ajimotokan H.A., & Raji W.O., (2010). Global Warming and environmental change problems: Renewable energy and cleaner fossil fuel technology as solution.  Proceedings and book of abstract of the 10th international Conference on Clean Energy ICCE – 2010, Bob C. A. and Antonio B.S. (Eds). Famagusta, N. Cyprus REF #7-25, p.1-8. Published by ICCE.               

 36. Raji, W. O. & Rietbrock A. (2009). P-wave and S-wave Seismic Attenuation, Book of Abstract and Proceedings of 4th British Geophysical Association Research-in-Progress Conference, Berryman L. L. & Johnson M. (Eds). London, United Kingdom, p. 28 Published by BGA, available online at amcg.ese.ic.ac.uk/bga2009           

37.  RAJI, W. O., C. K. Ndeze, A. E. Balogun, and R. K. Haruna, 2013The Petroleum Exploration Potential of the Nova Scotian Basin, Canada, A Technical Report No-2013-01on Petroleum System Evaluation of the Scotian Basin Submitted to the Department of Geology, University of Ilorin, Ilorin Nigeria.    

 38. Adedeji, Z. O.  and Raji, W. O., Adeoye, T. O. and Bale, R. B. (2016). Hydrocarbon Prospectivity In The Cooper – Eromanga Basin, Onshore Australia. Proceeding of 8th NAPE- NMGS Mini Conference. Mathew E. Nton. (Eds). Published by Nigerian Association of Petroleum Explorationists (NAPE).  

39. Obadare, I. G, A. M. Odukoya, W. O. Raji (2016): Geophysical And Geochemical Assessments Of A Crude Oil Contaminated Community, South West Nigeria. Proceeding of the 52th Annual Conference of the Nigerian Mining and Geosciences Societies (NMGS), Ojo, O.J. (Eds), P. 111, published by Nigerian Mining and Geoscience Society.. http://www.nmgs.org.ng      

 40. Adepoju I. Raji, W. O.  and Adeoye, T. O. (2016). Hydrocarbon Source  Rock Evaluation Using Well Logs and 3D Seismic Data: Insight On Jay Field , Offshore Niger Delta. Proceeding of 8th NAPE- NMGS Mini Conference. Mathew E. Nton. (Eds). Published by Nigerian Association of Petroleum Explorationists (NAPE).

41. Aluko1, K. O., Raji, W. O. and Ayolabi, E. A. (2017). Groundwater Aquifer Delineation Using Multi-Channels Multi-Electrode Resistivity Techniques. Paper accepted for presentation at the 2017 Conference of Nigerian Association of Hydrogeologists, Ilorin, Kwara state. R. B. Bale (Eds) Edited Conference proceeding 2017.

42.  Raji, W. O. 2012, Shallow Seismic Survey Around Carbonera Fault, El Saltador, South Eastern Spain, Report No: 2012-01, Submitted to the Department of Geology and Mineral Sciences, University of Ilorin.