Vol. 22 No. 1 (2025) | Nigerian Journal of Technological Development

Preparation and characterisation of magnesium oxide doped hydroxyapatite derived from eggshell waste

A. O. Ogunsanya, E. O. Makinde, A. F. Aba, D. O. Daramola, A. T. Olabinjo, O. E. Ogundoyin, K. A. Lawal

1 - 15

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Optimization of biodiesel production from used vegetable oil using functionalized catalyst derived from Anthill

E. O. Babatunde, L. Mekuto

16 - 26

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Investigating the impact of process variables on dehulling energy demand of African breadfruit seeds: A response surface optimization

N. R. Nwakuba, V. C. Okafor, E. C. Abba, A. N. Ofoma, A. U. Onuruka

27 - 38

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Exploring the status and challenges of ICT network services and broadband utilization in revolutionizing Nigerian universities education.

Dupe S. Ademola-Popoola, J. A. Adesina

39 - 50

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Entropy-based detection and classification of Bryde’s whale vocalizations

O. P. Babalola, O. O. Ogundile, A. M. Usman

51 - 60

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Development of an improved motorised wheelbarrow for construction site operations

K. O. Abdulrahman, S. D. Adeniran, I. B. Ibrahim, H. A. Ajimotokan

61 - 68

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Inhibition effect of gold nanoparticles embedded in gloss paint on corrosion of mild steel in HNO₃ solution

A.A. Adeleke, J.K. Odusote, M.S. Lawal, P.P. Ikubanni, T.A. Orhadahwe, T. Ogedengbe, N.E. Alubankudi

69 - 78

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Natural vibration analysis of axially graded tapered rayleigh beams on a quadratic bi-parametric elastic foundation

O. T. Olotu, E. O. Omole, R. O. Folaranmi, B. M. Yisa, P. O. Adeniran, J. A. Gbadeyan

79-94

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Experimental and computational modelling for optimised biodiesel production from waste ram fat using a kaolinite-clay and eggshell-derived catalyst

E.O. Ajala, A.B. Ehinmowo, A.D. Oladipupo, S. Opawoye, A.M. Ndana, D.A. Ariyoosu

95 - 114

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Development of metamaterial-based biosensor for biomedical applications

A. H. Jabire, S. Saminu, A. A. Owoade, D. A. Ariyoosu, A. M. Sadiq, M. J. Adamu, M. I. Hussein

115-123

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Optimization of oil extraction from Flamboyant (Delonix regia) seeds: Kinetic and thermodynamic studies

T. L. Adewoye, A. S. Atanda, I. Akpan, A. A Zubairu, J. O. Hamed

124 - 136

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Optimization of protein content of pretreated green pea (Pisum sativum L)

V.A. Abodenyi, S.L. Ezeoha, J. A. Adebisi, O. M. Babatunde

137 - 147

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Wire-arc additive manufacturing – Forging process chain simulation analysis of aluminium alloy

N. Musa, M. S. Adenan, J. Saedon, Y. HP. Manurung, M. F. Mat

148 - 158

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Application of higher-order sliding mode and enhanced pi controllers for superior harmonics mitigation in power networks

Z. G. Usman, O. Oghorada, O. Oshiga, B. Adetokun

159 - 168

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An improved numerical analysis of couette-poiseuille flow using hybrid shooting-differential transform method

T. T. Akano, O. S. Motsamai, H. O. Onovo

169 - 174

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Experimental investigation of tensile properties of stainless steel mesh as a cost-effective strengthening material

Tavio Harsono, H. Alrasyid

175 - 183

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Tribological analysis of treated recycled vegetable oil-based lubricants for MQL machining

Zulaika Zulkifli, Nurul Hayati Abdul Halim, Ahsana Aqilah Ahmad, Zainoor Hailmee Solihin

184 - 192

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Development of a pattern recognition system for interpreting sign language using convolutional neural network

H.O. Mahmud, S.L. Ayinla, A.O. Jimoh-Mahmud, A.O. Ekogiawe

193 - 200

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Feature selection techniques for high-dimensional data analysis: Applications, challenges, and future directions

Philemon Uten Emmoh, Christopher Ifeanyi Eke, Timothy Mosese, Agushaka J. Ovre

201 - 223

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Efficient adsorption of lead and chemical oxygen demand from paint industry wastewater by modified flamboyant pods

T. L. Adewoye, I. S. Fesojaye, S. I. Mustapha, O. A. A. Eletta, I. A. Mohammed, O. O. Oladokun, A. S. Abdulkareem, T. O. Salawudeen, O. O. Ogunleye

224 - 235

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Modelling, simulation and experimental validation of half semi-truck suspension system vibration

H. K. Ibrahim, O. T. Popoola, E. A. Akinola, F. W. Osatuyi, Z. O. Tijani, K. O. Abdulazeez, F. O. Mustapha, T. M. Kelani

236 - 244

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Pouring height effects on macro-segregation and electrical/thermal properties of aluminium-zinc alloy

V.D. Obasa, M.O. Udo, C.O. Onegbedan, A.O. Ajayi, E.O. Addah, A.A. Yussouff

245 - 250

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Mould design improvement and flaw analysis for investment casting process using numerical computation with experimental validation

A. R. A. Rahman, Y. H. P. Manurung, K. Kasim, M. S. Adenan, M. F. Mat, Y. O. Busari, I. Siregar, T. C. Kung, A. Syafiq

251-260

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A hybrid cosine inverse Lomax-G family of distributions with applications in medical and engineering data

S. O. Bashiru, A. M. Isa, A. A. Khalaf, M. A. Khaleel, K. C. Arum, C. L. Anioke

261 - 278

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Flood hazard assessment and mapping in River-Rima floodplain, Birnin Kebbi-Nigeria

M. Aliyu, A. A. Dandajeh, S. B. Igboro, N. I. Abdullahi

279 - 299

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Nigerian Journal of Technological Development
Journal / Nigerian Journal of Technological Development / Vol. 22 No. 1 (2025) / Articles

Articles

Preparation and characterisation of magnesium oxide doped hydroxyapatite derived from eggshell waste

Optimization of biodiesel production from used vegetable oil using functionalized catalyst derived from Anthill

Investigating the impact of process variables on dehulling energy demand of African breadfruit seeds: A response surface optimization

Exploring the status and challenges of ICT network services and broadband utilization in revolutionizing Nigerian universities education.

Entropy-based detection and classification of Bryde’s whale vocalizations

Development of an improved motorised wheelbarrow for construction site operations

Inhibition effect of gold nanoparticles embedded in gloss paint on corrosion of mild steel in HNO₃ solution

Natural vibration analysis of axially graded tapered rayleigh beams on a quadratic bi-parametric elastic foundation

Experimental and computational modelling for optimised biodiesel production from waste ram fat using a kaolinite-clay and eggshell-derived catalyst

Development of metamaterial-based biosensor for biomedical applications

Optimization of oil extraction from Flamboyant (Delonix regia) seeds: Kinetic and thermodynamic studies

Optimization of protein content of pretreated green pea (Pisum sativum L)

Wire-arc additive manufacturing – Forging process chain simulation analysis of aluminium alloy

Application of higher-order sliding mode and enhanced pi controllers for superior harmonics mitigation in power networks

An improved numerical analysis of couette-poiseuille flow using hybrid shooting-differential transform method

Experimental investigation of tensile properties of stainless steel mesh as a cost-effective strengthening material

Tribological analysis of treated recycled vegetable oil-based lubricants for MQL machining

Development of a pattern recognition system for interpreting sign language using convolutional neural network

Feature selection techniques for high-dimensional data analysis: Applications, challenges, and future directions

Efficient adsorption of lead and chemical oxygen demand from paint industry wastewater by modified flamboyant pods

Modelling, simulation and experimental validation of half semi-truck suspension system vibration

Pouring height effects on macro-segregation and electrical/thermal properties of aluminium-zinc alloy

Mould design improvement and flaw analysis for investment casting process using numerical computation with experimental validation

A hybrid cosine inverse Lomax-G family of distributions with applications in medical and engineering data

Flood hazard assessment and mapping in River-Rima floodplain, Birnin Kebbi-Nigeria

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