Outputs (54)

Hydrogen separation using Pt-alumina impregnated membrane. (2015)
Journal Article
KAJAMA, M.N., NWOGU, N.C., OKON, E.O., SHEHU, H., ORAKWE, I. and GOBINA, E. 2015. Hydrogen separation using Pt-alumina impregnated membrane. Energy and power engineering [online], 7(9), pages 412-417. Available from: https://doi.org/10.4236/epe.2015.79039

A tubular commercial mesoporous support was used to prepare a Pt impregnated membrane using the reservoir method and tested for moderate temperature (300 C) gas transport of hydrogen (H2), helium (He) and nitrogen (N2) gas molecules. H2 and N2 gas pe... Read More about Hydrogen separation using Pt-alumina impregnated membrane..

High molecular permeance dual-layer ceramic membrane for capturing CO2 from flue gas stream. (2015)
Journal Article
NWOGU, N.C., KAJAMA, M.A., ORAKWE, I. and GOBINA, E. 2015. High molecular permeance dual-layer ceramic membrane for capturing CO2 from flue gas stream. Energy and power engineering [online], 7(9), pages 418-425. Available from: https://doi.org/10.4236/epe.2015.79040

With the objective to create technologically advanced materials to be scientifically applicable, dual-layer silica alumina membranes were molecularly fabricated by continuous surface coating silica layers containing hybrid material onto a ceramic por... Read More about High molecular permeance dual-layer ceramic membrane for capturing CO2 from flue gas stream..

Reduced graphene oxide wrapped Cu2O supported on C3N4: an efficient visible light responsive semiconductor photocatalyst. (2015)
Journal Article
GANESH BABU, S., VINOTH, R., SURYA NARAYANA, P., BAHNEMANN, D. and NEPPOLIAN, B. 2015. Reduced graphene oxide wrapped Cu2O supported on C3N4: an efficient visible light responsive semiconductor photocatalyst. APL materials [online], 3(10), article number 104415. Available from: https://doi.org/10.1063/1.4928286

Herein, Cu2O spheres were prepared and encapsulated with reduced graphene oxide (rGO). The Cu2O–rGO–C3N4 composite covered the whole solar spectrum with significant absorption intensity. rGO-wrapped Cu2O loading caused a red shift in the absorption w... Read More about Reduced graphene oxide wrapped Cu2O supported on C3N4: an efficient visible light responsive semiconductor photocatalyst..

A study of gas diffusion characteristics on a micro porous composite silica ceramic membrane. (2015)
Journal Article
NWOGU, N.C., KAJAMA, M. and GOBINA, E. 2015. A study of gas diffusion characteristics on a micro porous composite silica ceramic membrane. Composite structures [online], 134, pages 1044-1050. Available from: https://doi.org/10.1016/j.compstruct.2015.07.121

The purpose of this study is to investigate gas permeation behaviour of five gases (CO2, He, H2, N2 and Ar) across two silica modified ceramic membranes, Membrane Y and Membrane Z. An examination of the variations in their layer thickness and flow ra... Read More about A study of gas diffusion characteristics on a micro porous composite silica ceramic membrane..

Failure prognostic schemes and database design of a software tool for efficient management of wind turbine maintenance. (2015)
Journal Article
SINHA, Y. and STEEL, J.A. 2015. Failure prognostic schemes and database design of a software tool for efficient management of wind turbine maintenance. Wind engineering [online], 39(4), pages 453-477. Available from: https://doi.org/10.1260/0309-524X.39.4.453

Wind Turbines require numerous and varied types of maintenance activities throughout their lifespan, the frequency of which increases with years in operation. At present the proportion of maintenance cost to the total cost for wind turbines is signif... Read More about Failure prognostic schemes and database design of a software tool for efficient management of wind turbine maintenance..

Fire safety analysis of a railway compartment using computational fluid dynamics. (2015)
Journal Article
ENBAYA, A., ASIM, T., MISHRA, R. and RAO, R.B.K.N. 2015. Fire safety analysis of a railway compartment using computational fluid dynamics. International journal of COMADEM [online] 18(3), pages 37-44. Available from: http://www.comadem.com/journal/past-issues/

Trains are considered to be the safest on land transportation for both passengers and cargo. Train accidents have been disastrous especially in case of fire, where the consequences results in loss of life and goods. The fire would generate smoke and... Read More about Fire safety analysis of a railway compartment using computational fluid dynamics..

Numerical investigations on the effect of blade angles of a vertical axis wind turbine on its performance output. (2015)
Journal Article
PARK, K.-S., ASIM, T. and MISHRA, R. Numerical investigations on the effect of blade angles of a vertical axis wind turbine on its performance output. International journal of condition monitoring and diagnostic engineering management (COMADEM) [online], 18(3), pages 3-10. Available from: http://www.comadem.com/journal/past-issues/

There are many social, political and environmental issues associated with the use of fossil fuels. For this reason, there are numerous investigations currently being carried out to develop newer and renewable sources of energy to alleviate energy dem... Read More about Numerical investigations on the effect of blade angles of a vertical axis wind turbine on its performance output..

Pharmaceutical electrochemistry: the electrochemical oxidation of paracetamol and its voltammetric sensing in biological samples based on screen printed graphene electrodes. (2015)
Journal Article
FERNANDEZ, C., HEGER, Z., KIZEK, R., RAMAKRISHNAPPA, T., BORUN, A. and FAISAL, N.H. 2015. Pharmaceutical electrochemistry: the electrochemical oxidation of paracetamol and its voltammetric sensing in biological samples based on screen printed graphene electrodes. International journal of electrochemical science [online], 10(9), pages 7440-7452. Available from: https://doi.org/10.1016/S1452-3981(23)17361-5

We present a sensitive, fast and unmodified sensor for the electrochemical detection of paracetamol. The electrochemical behaviours of paracetamol on screen printed graphene electrodes were investigated for the first time by cyclic voltammetry. The r... Read More about Pharmaceutical electrochemistry: the electrochemical oxidation of paracetamol and its voltammetric sensing in biological samples based on screen printed graphene electrodes..

An assessment of renewable energy readiness in Africa: case study of Nigeria and Cameroon. (2015)
Journal Article
MAS'UD, A.A., WIRBA, A.V., MUHAMMAD-SUKKI, F., MAS'UD, I.A., MUNIR, A.B., YUNUS, N.M. 2015. An assessment of renewable energy readiness in Africa: case study of Nigeria and Cameroon. Renewable and sustainable energy reviews [online], 51, pages 775-784. Available from: https://doi.org/10.1016/j.rser.2015.06.045

Africa is blessed with abundant energy sources that can promote economic growth and provide sufficient capacity to meet up with the future electricity demand. This paper evaluates the progress made in renewable energy (RE) development in Nigeria and... Read More about An assessment of renewable energy readiness in Africa: case study of Nigeria and Cameroon..

Rare elements electrochemistry: the development of a novel electrochemical sensor for the rapid detection of Europium in environmental samples using gold electrode modified with 2-pyridinol-1-oxide. (2015)
Journal Article
CRUICKSHANK, L., OFFICER, S., POLLARD, P., PRABHU, R., STUTTER, M. and FERNANDEZ, C. 2015. Rare elements electrochemistry: the development of a novel electrochemical sensor for the rapid detection of Europium in environmental samples using gold electrode modified with 2-pyridinol-1-oxide. Analytical sciences [online], 31(7), pages 623-627. Available from: https://doi.org/10.2116/analsci.31.623

This work presents for the first time the electrochemical determination of europium using cyclic voltammetry at gold electrodes modified with 2-pyridinol-1-oxide. A well-defined oxidation peak was observed in cyclic voltammetry as a result of the oxi... Read More about Rare elements electrochemistry: the development of a novel electrochemical sensor for the rapid detection of Europium in environmental samples using gold electrode modified with 2-pyridinol-1-oxide..