Prof. FASASI, Adeniyi Y.

Prof. FASASI, Adeniyi Y. is committed to making CERD, through my research, a re-known centre of excellence in scientific research that will benefit and improve the life and economic well beings of Nigerians in particular and the whole world in general.

His research is focused on the development of Defect Enriched and Binder Free Pseudocapcitive W and Nb based Oxides Electrodes for Energy Storage and Electrochromic Applications.

Having a background in surface modification by laser for improved hardness useful for abrasion and corrosion resistance. Thin-film synthesis and characterisation for sensors, transducers, energy harvesting, solar cells, dielectrics, and other optoelectronic applications.

  • B.Sc Engineering Physics (Ife)
  • M.Phil Materials Science and Metallurgical Engineering (Grenoble, France)
  • Ph.D Process Engineering (Grenoble, France).
Current and On-going Researches
  1. A. Y. Fasasi, O. Fadodun, E. Ajenifuja, D. A. Pelemo. “Optical and Electrical Properties of Plant Extracts for Nanoparticle Production and Solar Materials for Energy Conversion”.
  2. A. Y. Fasasi, B. Ngom, R. Bucher, M. Maaza, C. Theron, E. Rohwer “RBS Study of the Composition and Substrate Effect on the Properties of Annealed VO2, WO3 and Gd2O3-doped BaTiO3 Thin Films Grown by PLD”.

  3. A. Y. Fasasi “Synthesis of Mixed Transition Metal Oxides by Solid State Reaction for ferro-, piezo- and pyroelectric studies”


  1. Y. Fasasi, R. Bucher, B. Ngom, U. Buttner, M. Maaza, C. Theron, E. G. Rohwer “Structural and Optical Properties of Annealed W-doped BaTiO3 Thin Films Prepared by Pulsed Laser Deposition”, “J. Phys.: Condens Matter”, Vol. 19, pp. 466214- (2007).
  2. Y. Fasasi, M. Maaza, E. G. Rohwer, D. Knoessen, Ch. Theron, A. Leitch, U. Buttner “Effect of Zn-doping on the Structural and Optical Properties of BaTiO3 Thin Films Grown By Pulsed Laser Deposition”, “Thin Solid Films”, Vol. 516. No. 8, pp. 6226 – 6232, (2008).
  3. A.Y. Fasasi, M. Maaza , Ch. Theron, A. Leitch, A.K. Chaudhary, U. Buttner, P. Neethling.“Non-Linear Absorption and Second Harmonics Imaging of Zn-BaTiO3 Thin Films Prepared By Laser Ablation”, “Thin Solid Films”, Vol. 516. No. 8, pp. 6233 – 6239, (2008).
  4. Y. Fasasi, S. Mwenifumbo, N. Rahbar, J. Chen, M. Li, A. C. Beye, C. B. Arnold, and W. O. Soboyejo, “Nanosecond UV Laser Processed Microgrooves on Ti6Al4V for Biomedical Application”, “Mat. Sci. & Eng. C, Vol. 29, No. 1, pp. 5-13, (2009).
  5. Chen, J. P. Ulerich, E. Abelev, A. Fasasi, C. B. Arnold, W. O. Soboyejo. “An investigation of the initial attachment and orientation of osteoblast-like cells on laser grooved Ti-6Al-4V surfaces”, Materials Science and Engineering C, Vol. 29, No. 4, pp 1442-1452.
  6. D. Ngom, T. Mpahane, N. Manyala, U. Buttner, J. B. Kana, A. Y. Fasasi, M. Maaza, A. C. Beye, “Structural and Optical properties of Nano-structured Tungsten-doped ZnO Thin Films grown by Pulsed Laser Deposition”, “Appl. Surf. Sci.”, Vol. 255, pp. 4153 – 4158, (2009).
  7. D. Ngom, O. Sakho, N. Manyala, J. B. Kana, N. Mlungisi, L. Guerbous, A. Y. Fasasi, M. Maaza, A. C. Beye, “Structural, morphological and photoluminescence properties of W-doped ZnO nanostructures”, “Appl. Surf. Sci.”, Vol.255, pp. 7314-7318, (2009).
  8. A.Y. Fasasi, B.D. Ngom, J.B. Kana-Kana, R. Bucher, M. Maaza, C. Theron, U. Buttner “Synthesis and Characterisation of Gd-doped BaTiO3 Thin Films Prepared by Laser Ablation for Optoelectronic Applications”, “J. Phys. & Chem. Solids”, Vol. 70, pp.1322-1329 (2009).
  9. Taleatu B.A, Fasasi A.Y., “Structural Characterisation of Chemical Bath Deposited ZnO and Ni-doped ZnO Thin Films”, Nig. J. Mat. Sci. & Eng., Vol. 1, No. 1, pp. 3-8, (2009).
  10. J.B. Kana Kana, J.M. Ndjaka, B.D. Ngom, N. Manyala, O. Nemraoui, A.Y. Fasasi, R. Nemutud, A. Gibaud, D. Knoesen, M. Maaza, “Thermochromic nanocrystalline Au–VO2 composite thin films prepared by radiofrequency inverted cylindrical magnetron sputtering”, Thin Solid Films, Vol. 518, pp. 1641–1647 (2010).
  11. John A. Ajao, Adurafimihan A. Abiona, Samuel Chigome, A. Y. Fasasi, G. A. Osinkolu, Malik Maaza, “Electric-magnetic field-induced aligned electrospun poly (ethylene oxide) (PEO) nanofibers”, J Mater Sci, DOI 10.1007/s10853-009-4196-y.
  12. D. Ngom, R. Madjoe, J. B. Kana Kana, N. Manyala, R. Nemetudi, A. Forbes, A. Y. Fasasi, M. Maaza, A. C. Beye, “Structural evolution and epitaxial stabilisation of pulsed laser deposited SmxNd1−xNiO3 at x = 0.55 solid solution film on undoped Si (100) and NdGaO3 Substrates”. Journal of Physics and Chemistry of Solids, Vol. 71, pp. 722-729 (2010).
  13. J.B. Kana Kana, J.M. Ndjaka, B.D. Ngom, A.Y. Fasasi, O. Nemraoui, R. Nemutudi, D. Knoessen, M. Maaza, “High substrate temperature induced anomalous phase transition temperature shift in sputtered VO2 thin films”, Optical Materials, Vol. 32, pp. 739–742, (2010)
  14. Adurafimihan A. Abiona, Samuel Chigome, John A. Ajao, Adeniyi Y. Fasasi, Nelson Torto, Gabriel A. Osinkolu, and Malik Maaza, “Synthesis and Substrate-Aided Alignment of Porphyrinated Poly (ethylene oxide) (PEO) Electrospun Nanofibers” International Journal of Polymeric Materials, Vol. 59, pp. 818–827, 2010.
  15. A. Taleatu, A. Y. Fasasi, G. Di Santo, S. Bernstorff, A. Goldoni, M. Fanetti, L. Floreano, P. Borghetti, L. Casalis, B. Sanavio, and C. Castellarin-Cudia, “Electro-chemical deposition of zinc oxide nanostructures by using two electrodes”, AIP Advances 1, 032147 (2011).
  16. Oluwagbemiga Alayande, Samuel Olatubosun, Seun Allo, Oluwaseun Adedoyin, Olalekan Deborah, Olayinka Sanda, Adeniyi Fasasi, Olugbenga Dare, , John Ajao, David Pelemo, Gabriel Osinkolu, “Porous and non-porous electrospun fiores from discarded extruded polystyrene” International Journal of Physical Sciences Vol. 7(11), pp. 1832 – 1836, 9 March, 2012
  17. O. Alayande, A. Y. Fasasi, E. O. Dare, J. A. Ajao, D. A. Pelemo, G. A. Osinkolu, “Recycling polystyrene through electrospinning technique”, Nigerian Journal of Materials Science & Engineering, Vol. 3, No. 1, 71-75, (2012)
  18. O. Alayande, E. O. Dare, A. K. Akinlabi, A. Y. Fasasi, G. A. Osinkolu, “Nanostructuring of waste polystyrene”, Journal of Chem. Soc. of Nig., Vol. 38, No. 2, pp. 79-82, (2012)
  19. A. Taleatu, C. Castellarin-Cudia, A. Y. Fasasi, G. Di Santo, P. Borghetti, A. Cossaro, W. O. Makinde, M.A. Eleruja and A. Goldoni, “Band Alignment and Charge Transport Characteristics of TPP/ZnO hybrid for Photovoltaic Cell Potential”, Current Applied Physics xxx (2012) 1-6 (
  20. Emmanuel Ajenifuja, A. Yisau Fasasi, Gabriel Ayo Osinkolu, “Sputtering Pressure Dependent Optical and Microstructural Properties Variations in DC Reactive Magnetron Sputtered Titanium Nitride Thin Films”. Transactions of the Indian Ceramic Society, Vol. 71, No. 4, pp. 181-188, (2013)
  21. D. Adelowo, A. Y. Fasasi, M.O. Adeoye, S. O. Alayande, “Structural and Optical Properties of Electrospun Tin Doped Zinc Oxide Fibres, Chemistry and Materials Research, Vol. 3, No. 13 (2013), pp. 96-105.
  22. Dare, Makinde O.Wasiu, Ogundele K. Temitope, Osinkolu Gabriel.A., A. Fasasi, Sonde Idowu, Bamgbose J. Titilayo, Malik Maaza, Sithole Joseph, Fabian Ifeanyichukwu Ezema and Adewoye O.Olusegun “Zinc salt Mediated Synthesis, Growth kinetic and Shaped Evolution of Silver Nanoparticles”. International Scholarly Research Network, ISRN Nanomaterials, Volume 2012, Article ID 376940, 8 pages, doi:10.5402/2012/376940.
  23. Ahemen I.1, Amah A. N, AttahDaniel B. E, Fasasi A. Y., “ Spherical Nanoparticles of Eu3+-doped ZnS Semiconductor Synthesized from ZnO Nanorods Precursor”. Nanoscience and Nanotechnology 2014, 4(1): 7-15, DOI: 10.5923/j.nn.20140401.02.
  24. Ayodele Abeeb Daniyan, Lasisi Ejibunu Umoru, Adeniyi Yisau Fasasi, Joseph Olatunde Borode, Kunle Michael Oluwasegun, Samuel Oloruntoba Olugbenga Olusunle “Electrical Properties of Nano-TiO2 Thin Film Using Spin Coating Method”. Journal of Minerals and Materials Characterization and Engineering, Vol. 2, pp. 15-20 (2014)
  25. Emmanuel Ajenifuja, Gabriel A. Osinkolu, , A. Yisau Fasasi, , David A. Pelemo, E. I. Obiajunwa “Rutherford backscattering spectroscopy and structural analysis of DC reactive magnetron sputtered titanium nitride thin films on glass substrates”. Journal of Materials Science: Materials in Electronics, (2015) pp 1-7.
  26. Abiodun E. Adeoye, Emmanuel Ajenifuja, Bidini A. Taleatu, and A. Y. Fasasi, “Rutherford Backscattering Spectrometric Analysis and Structural Properties of Zn𝑥Pb1−𝑥S Thin Films Deposited by Chemical Spray Pyrolysis”, Journal of Materials, Volume 2015 (2015), Article ID 215210, pp 1-8
  27. Emmanuel Ajenifuja, Gabriel A. Osinkolu, A. Yisau Fasasi, David A. Pelemo & E. I. Obiajunwa, “Rutherford backscattering spectroscopy and structural analysis of DC reactive magnetron sputtered titanium nitride thin films on glass substrates”. J Mater Sci: Mater Electron DOI 10.1007/s10854-015-3759-8 (2015).
  28. S. Bolarinwa, M. U. Onuu, A. Y. Fasasi, S. O. Alayande, L. O. Animasahun, I. O. Abdulsalami, O. G. Falodun, I. A. Egunjobi, “Determination of optical parameters of zinc oxide nanofibre deposited by electrospinning technique”. J. Taibah Univ. Sci. (2017),
  29. Taleatu, Bidini A.; Fasasi, Adeniyi Y.; Castellarin-Cudia, Carla; Egharevba, Gabriel O., “Deposition of Some Doped ZnO Thin Films by Two Electrodes – Effect of Substrates’s Properties on Grown Morphology and Other Surface Features”. Sensor Letters 16 (5), 391-399 (2018).
  30. Adeniyi Yisau Fasasi, Edward Osagie, David Pelemo, Eusebius Obiajunwa, Emmanuel Ajenifuja, John Ajao, Gabriel Osinkolu, Wasiu Oladotun Makinde, Abiodun Eyitayo Adeoye “Effect of Precursor Solvents on the Optical Properties of Copper Oxide Thin Films Deposited Using Spray Pyrolysis for Optoelectronic Applications”. American Journal of Materials Synthesis and Processing, 3(2), 12-22 (2018).
  31. Rafiu Adewale Busari, Bidini Alade Taleatu, Saheed Adekunle Adewinbi, Olusegun Emanuel Adewumi, Adeniyi Yisau Fasasi. “Surface Characterisation of Spin Coated Quaternary Chalcogenide CZT(S, O) Thin Film for Optoelectronic Applications”. Journal of Photonic Materials and Technology. Vol. 5, No. 2, 2019, pp. 38-45. doi: 10.11648/j.jmpt.20190502.13
  32. R A Busari, B A Taleatu, S A Adewinbi, O E Adewumi, E Omotoso, K O Oyedotun and A Y Fasasi, “Synthesis and surface characterization of electrodeposited quaternary chalcogenide Cu2ZnxSnyS1+x+2y thin film as transparent contact electrode”. Bull. Mater. Sci., 43, 83 (2020).
  33. Animasahun L. O., Taleatu B. A., Bolarinwa H. S., Egunjobi A. I., Fasasi A. Y., Eleruja M.A. “Investigation of the Optical and Dielectric Behaviour of SnO2-CuO Mixed Oxides Thin Films”. Nig. J. Pure & Appl. Sci., Vol. 33 (2) 2020, pp. 3788 – 3798
  34. O. Kolawole, O. E. Adeseluka, T. V. Ogunjinmi, O. E. Adeoye, O. E. Ajenifuja, A. Y. Fasasi (2021); “Green synthesised silver nanoparticles and their use in optical detection of deterioration in onions”. Comprehensive Analytical Chemistry, DOI: 10.1016/bs.coac.2021.01