Vol. 38 No. 2 (2019) | Nigerian Journal of Technology

Published: 2019-04-17

Effect of sawdust ash and eggshell ash on selected engineering properties of lateralized bricks for low cost housing

A.L. Ayodele, O.M. Oketope, O.S. Olatunde

278-282

DOI:

10.4314/njt.v38i2.1

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Comparative study of Ikirun and Osogbo Slag on concrete grade 20

M.A. Anifowose, A.O. Adeyemi, S.O. Odeyemi, R Abdulwahab, R.B. Mudashiru

283-288

DOI:

10.4314/njt.v38i2.2

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Investigation of the impact of selected additives on index properties of subgrade soils

F.E. Elufowoju

289-297

DOI:

10.4314/njt.v38i2.3

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Geotechnical properties of Ajali Sandstone in Enugu, Nigeria for engineering use

M.E. Okiotor, R Arumala, K Ejairu, E.D. Ogueh

294-301

DOI:

10.4314/njt.v38i2.4

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Determined uncertainty models of reference material properties and the en 338 strength class of Nigerian grown Terminalia ivorensis (black afara) timber

A.I. Mohammed, S.P. Ejeh, Y.D. Amartey, A Ocholi

302-310

DOI:

10.4314/njt.v38i2.5

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Compression creep model for Nigeria grown Terminalia ivorensis (black afara) timber

A.I. Mohammed, A Ocholi, S.P. Ejeh, Y.D. Amartey

311-316

DOI:

10.4314/njt.v38i2.6

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Mechanical properties of aluminum foam reinforced with recycled ceramic aggregates

C.A. Ajoku

315-325

DOI:

10.4314/njt.v38i2.7

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Determination of performance evaluation of Mobile Manufacturing Units (MMUs) for surface mines: an OEE approach

G Agyei, O.A. Wettey

326-333

DOI:

10.4314/njt.v38i2.8

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Experimental evaluation of a 3 kW absorption chiller prototype

T.O. Ahmadu

334-341

DOI:

10.4314/njt.v38i2.9

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Thermo-economic analysis of a heat recovery steam generator combined cycle

O.O. Ighodaro, M Osikhuemhe

342-347

DOI:

10.4314/njt.v38i2.10

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A numerical investigation of mango leaves-water nanofluid under laminar flow regime

E.J. Onyiriuka, E.A. Ikponmwoba

348-354

DOI:

10.4314/njt.v38i2.11

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Physiochemical properties of mixed twin clay deposits in Awgbu used for pottery and possible structural applications

O Kalu, A.N. Amah, I.M. Echi

355-363

DOI:

10.4314/njt.v38i2.12

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Multi-response optimisation of machining parameters in turning AISI 304L using different oil-based cutting fluids

C.K. Agu, S.A. Lawal, M.S. Abolarin, J.B. Agboola, J Abutu, E.I. Awode

364-375

DOI:

10.4314/njt.v38i2.13

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Process intensification of lemon grass oil in a pilot plant

K Mu’azu, A Ganiyu, A.S. Alkali, B Inuwa, A.U. Ahmed, S.M. Jibia, M Shehu, I.U. Adamu

376-383

DOI:

10.4314/njt.v38i2.14

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Numerical study of high density polyethylene-PCM capsules for passive cooling application in intermodal steel building space envelope

A.N. Udosen

384-398

DOI:

10.4314/njt.v38i2.15

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An investigation of the harmonic effects of nonlinear loads on power distributon network

T.A. Abdul-Hameed, M.F. Akorede, Y Abdulrahman, O.M. Tijani

401-405

DOI:

10.4314/njt.v38i2.16

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Design of a GPS-based academic personnel clocking system

T.C. Adeniran, A.O. Anyaegbu, L.A. Olawoyin, A.O. Ajagbe

406-415

DOI:

10.4314/njt.v38i2.17

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A Bayesian Belief Network approach for predicting kernicterus

F.I. Amadin, M.E. Bello

416-421

DOI:

10.4314/njt.v38i2.18

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Measuring mobile broadband performance in Nigeria: 2G and 3G

F.M. Dahunsi, A.A. Akinlabi

422-436

DOI:

10.4314/njt.v38i2.19

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Analytical modeling for nanostructure quantum wells with equispaced energy levels in semiconductor ternary alloys (Ax B1-x C)

A.I. Ejere, S Okunzuwa, R.E. Oloko

437-443

DOI:

10.4314/njt.v38i2.20

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Power quality improvement of a 2.8kVA single phase generator using a double-tune filter

J.O. Eyenubo

444-448

DOI:

10.4314/njt.v38i2.21

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Nonlinear control model and operational support system for the Kainji Hydroelectric Power System

O Ogunbiyi, C.T. Thomas, I.O.A. Omeiza, J Akanni, B.J. Olufeagba

449-455

DOI:

10.4314/njt.v38i2.22

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Propensity to fly in Nigeria: a forecast of domestic air passenger traffic flow in some Nigeria airports

E.G. Okafor, O. C. Buraimoh, K.O. Uhuegho, M.A. Soladoye

456-464

DOI:

10.4314/njt.v38i2.23

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A comparative study of time series analysis for forecasting energy demand in Nigeria

I.K. Okakwu, E.S. Oluwasogo, A.E. Ibhaze, A.L. Imoize

465-469

DOI:

10.4314/njt.v38i2.24

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Estimating the margin to voltage collapse in a dwindling electric power network

J.N. Onah, Z.O.O. Jagun, T.C. Madueme, S.E. Oti

470-475

DOI:

10.4314/njt.v38i2.25

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Analysis of load sharing capability of a series-connected twin synchronous motor drive coupled to a common load shaft by gearing

I.K. Onwuka, E.S. Obe

476-483

DOI:

10.4314/njt.v38i2.26

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Switched-beam array antenna at 28 GHz for 5G wireless system based on butler matrix beamforming network

S.I. Orakwue, R Ngah

484-489

DOI:

10.4314/njt.v38i2.27

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Meta-analysis of fraud, waste and abuse detection methods in healthcare

R Ikono, O Iroju, J Olaleke, T Oyegoke

490-502

DOI:

10.4314/njt.v38i2.28

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Optimization of insulated HfO₂ dielectrics of GaN/InN/GaN/ In_0.1Ga_0.9N enhancement mode of MIS-HEMT heterostructure for high frequency power amplifier applications

Y Tarauni, Y Shehu, M Auwal, A Rakiya

503-511

DOI:

10.4314/njt.v38i2.29

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Effects of sieve aperture modification on dewatered cassava mash sieving process

A.A. Ahiakwo, K.J. Simonyan, A.B. Eke

512-519

DOI:

10.4314/njt.v38i2.30

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Evaluation of the engineering properties of cashew kernel obtained from different plantations in Nsukka

N.N. Aneke, O Ojike, K Ozor

520-525

DOI:

10.4314/njt.v38i2.31

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Groundwater quality parameters-correlation and microbial analysis

H.I. Owamah

526-531

DOI:

10.4314/njt.v38i2.32

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Investigation of borehole water contaminant profile at igwuruta solid waste dumpsite, Rivers State, Nigeria

J.N. Ugbebor, B Ntesat

532-539

DOI:

10.4314/njt.v38i2.33

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