All Outputs (735)

Preparation and characterization of inorganic membranes for hydrogen separation. (2016)
Journal Article
KAJAMA, M.N. NWOGU, N.C. and GOBINA, E. 2016. Preparation and characterization of inorganic membranes for hydrogen separation. International journal of hydrogen energy [online], 41(19): specail issue on progress in hydrogen production and applications: proceedings of 6th International conference on hydrogen production 2015 (ICH2P 2015), 3-6 May 2015, Ontario, Canada, pages 8221-8227. Available from: https://doi.org/10.1016/j.ijhydene.2015.11.179

A tubular commercially available alumina support was coated using the dip coating technique. The objective is to prepare silica and Pt impregnated membranes. Scanning electron microscopy (SEM), energy diffraction X-ray analysis (EDXA), nitrogen adsor... Read More about Preparation and characterization of inorganic membranes for hydrogen separation..

Solar energy needs focus. (2016)
Journal Article
MUNIR, A.B., MUHAMMAD-SUKKI, F. and BANI, N.A. 2016. Solar energy needs focus. Nature [online], 529(7587), page 466. Available from: https://doi.org/10.1038/529466e

Solar photovoltaic (PV) has seen a tremendous growth in the last decade, with a global cumulative installation exceeding 177 GW by the end of 2014. Despite this, PV only contributes to approximately 1.1% of the world's electricity requirement. The hi... Read More about Solar energy needs focus..

An initial investigation of a nano-composite silica ceramic membrane for hydrogen gas separation and purification. (2016)
Journal Article
NWOGU, N.C., ANYANWU, E.E. and GOBINA, E. 2016. An initial investigation of a nano-composite silica ceramic membrane for hydrogen gas separation and purification. International journal of hydrogen energy [online], 41(19), pages 8228-8235. Available from: https://doi.org/10.1016/j.ijhydene.2015.11.162

The effects of trans-membrane pressure difference on hydrogen recovery are investigated on a preliminary basis. The membrane has been developed for high temperature hydrogen separation from CH4, N2, and Ar gas molecules. Gas permeation and separation... Read More about An initial investigation of a nano-composite silica ceramic membrane for hydrogen gas separation and purification..

Path-following analysis of the dynamical response of a piecewise-linear capsule system. (2016)
Journal Article
CHAVEZ, J.P., LIU, Y., PAVLOVSKAIA, E. and WIERCIGROCH, M. 2016. Path-following analysis of the dynamical response of a piecewise-linear capsule system. Communications in nonlinear science and numerical simulation [online], 37, pages 102-114. Available from: https://doi.org/10.1016/j.cnsns.2016.01.009

The dynamical response of a piecewise-linear capsule system is studied by means of path-following techniques in this paper. As the capsule model belongs to the class of piecewise-smooth dynamical systems involving impact and friction, a special care... Read More about Path-following analysis of the dynamical response of a piecewise-linear capsule system..

Carrier separation and charge transport characteristics of reduced graphene oxide supported visible-light active photocatalysts. (2016)
Journal Article
VINOTH, R., KARTHIK, P., MUTHAMIZHCHELVAN, C., NEPPOLIAN, B. and ASHOKKUMAR, M. 2016. Carrier separation and charge transport characteristics of reduced graphene oxide supported visible-light active photocatalysts. Physical chemistry chemical physics [online], 18(7), pages 5179-5191. Available from: https://doi.org/10.1039/C5CP08041J

Extending the absorption to the visible region by tuning the optical band-gap of semiconductors and preventing charge carrier recombination are important parameters to achieve a higher efficiency in the field of photocatalysis. The inclusion of reduc... Read More about Carrier separation and charge transport characteristics of reduced graphene oxide supported visible-light active photocatalysts..

A fiber optic biosensor for the detection of cholesterol levels based on chitosan coated long period grating. (2016)
Journal Article
MATHEWS, C.B., LIBISH, T.M., KAUSHALKUMAR, B., VIVEK, V., PRABHU, R. and RADHAKRISHNAN, P. 2016. A fiber optic biosensor for the detection of cholesterol levels based on chitosan coated long period grating. Optoelectronics letters [online], 12(1), pages 23-26. Available from: https://doi.org/10.1007/s11801-016-5229-9

A fiber optic sensor for the measurement of total cholesterol is designed and developed. The developed chitosan coated long period grating (LPG) sensor shows a sensitivity of 5.025×106 pm·mL/g in the measurement range of the sensor. The sensor also s... Read More about A fiber optic biosensor for the detection of cholesterol levels based on chitosan coated long period grating..

Controlled periodic illumination in semiconductor photocatalysis. (2015)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2015. Controlled periodic illumination in semiconductor photocatalysis. Journal of photochemistry and photobiology A: chemistry [online], 319-320, pages 96-106. Available from: https://doi.org/10.1016/j.jphotochem.2015.12.002

Controlled periodic illumination is a hypothesis postulated in the early 1990s for enhancing the efficiency of semiconductor photocatalytic reactions. This technique has been proposed to improve photocatalytic efficiency by the nature of photon intro... Read More about Controlled periodic illumination in semiconductor photocatalysis..

Towards an autonomous vision-based unmanned aerial system against wildlife poachers. (2015)
Journal Article
OLIVARES-MENDEZ, M.A., FU, C., LUDIVIG, P., BISSYANDÉ, T.F., KANNAN, S., ZURAD, M., ANNAIYAN, A., VOOS, H. and CAMPOY, P. 2015. Towards an autonomous vision-based unmanned aerial system against wildlife poachers. Sensors [online], 15(12), pages 31362-31391. Available from: https://doi.org/10.3390/s151229861

Poaching is an illegal activity that remains out of control in many countries. Based on the 2014 report of the United Nations and Interpol, the illegal trade of global wildlife and natural resources amounts to nearly $ 213 billion every year, which i... Read More about Towards an autonomous vision-based unmanned aerial system against wildlife poachers..

Application of system dynamics approach in electricity sector modelling: a review. (2015)
Journal Article
AHMAD, S., TAHAR, R.M., MUHAMMAD-SUKKI, F., MUNIR, A.B., and RAHIM, R.A. 2016. Application of system dynamics approach in electricity sector modelling: a review. Renewable and sustainable energy reviews [online], 56, pages 29-37. Available from: https://doi.org/10.1016/j.rser.2015.11.034

Electricity has become a vital source of energy for social and economic development in modern era. Likewise, the issues of its planning and management have grown complex. To address complexity in decision making, researchers have chosen system dynami... Read More about Application of system dynamics approach in electricity sector modelling: a review..

Modelling the performance of wind–hydrogen energy systems: case study the Hydrogen Office in Scotland/UK. (2015)
Journal Article
VALVERDE-ISORNA, L., ALI, D., HOGG, D. and ABDEL-WAHAB, M. 2016. Modelling the performance of wind-hydrogen energy systems: case study the Hydrogen Office in Scotland/UK. Renewable and sustainable energy reviews [online], 53, pages 1313-1332. Available from: https://doi.org/10.1016/j.rser.2015.08.044

The 'Hydrogen Office building (HO)' presents a wind–hydrogen energy system, located in Fife/Scotland, which has been set-up to demonstrate the role of hydrogen in reducing the impact of wind intermittency in a grid-tied microgrid. The main components... Read More about Modelling the performance of wind–hydrogen energy systems: case study the Hydrogen Office in Scotland/UK..

The application of a novel fluidised photo reactor under UV-Visible and natural solar irradiation in the photocatalytic generation of hydrogen. (2015)
Journal Article
SKILLEN, N., ADAMS, M., MCCULLAGH, C., RYU, S.Y., FINA, F., HOFFMANN, M.R., IRVINE, J.T.S. and ROBERTSON, P.K.J. 2016. The application of a novel fluidised photo reactor under UV-Visible and natural solar irradiation in the photocatalytic generation of hydrogen. Chemical engineering journal [online], 286, pages 610-621. Available from: https://doi.org/10.1016/j.cej.2015.10.101

With advancements in the development of visible light responsive catalysts for H2 production frequently being reported, photocatalytic water splitting has become an attractive method as a potential 'solar fuel generator'. The development of novel pho... Read More about The application of a novel fluidised photo reactor under UV-Visible and natural solar irradiation in the photocatalytic generation of hydrogen..

An alternative design for electrostatically accelerated ion beam fusion. (2015)
Journal Article
MACLEOD, C. and GERRARD, C.E. 2015. An alternative design for electrostatically accelerated ion beam fusion. Journal of the British Interplanetary Society [online], 68, pages 336-341. Available from: http://www.jbis.org.uk/paper.php?p=2015.68.336

Inertial Electrostatic Confinement (IEC) is an alternative approach to nuclear fusion which uses electrostatically accelerated ions instead of hot plasmas. The best known device that utilises the principle is the Farnsworth-Hirsch Fusor. It has been... Read More about An alternative design for electrostatically accelerated ion beam fusion..

Drive cycle optimisation for pollution reduction. (2015)
Journal Article
ALGHADHI, M., BALL, A., KOLLAR, L.E., MISHRA, R. and ASIM, T. 2015. Drive cycle optimisation for pollution reduction. International journal of environmental science and development [online], 6(10), pages 727-731. Available from: https://doi.org/10.7763/ijesd.2015.v6.688

Green house gas emissions have abraded environmental quality for human existence. Automobile exhaust is a significant contributor globally to green house gases, among other contributors. This research investigates how vehicle fuel consumption can be... Read More about Drive cycle optimisation for pollution reduction..

Futuristic nanomaterials and composites: part II. (2015)
Journal Article
KIM, C-S., LEHMHUS, D., NJUGUNA, J., PARAMSOTHY, M. and SHOFNER, M.L. 2015. Futuristic nanomaterials and composites: part II. JOM: journal of the Minerals, Metals and Materials Society [online], 68(1), pages 261-264. Available from: https://doi.org/10.1007/s11837-015-1685-0

The present special topic Futuristic Nanomaterials and Composites: Part II is a continuation of last month's topic Futuristic Nanomaterials and Composites: Part I. In this continuation, inspiration is once again drawn from two conferences: (1) NANOST... Read More about Futuristic nanomaterials and composites: part II..

Prediction of high-temperature rapid combustion behaviour of woody biomass particles. (2015)
Journal Article
LI, J., PAUL, M. C., YOUNGER, P. L., WATSON, I., HOSSAIN, M. and WELCH, S. 2016. Prediction of high-temperature rapid combustion behaviour of woody biomass particles. Fuel [online], 165, pages 205-214. Available from: https://doi.org/10.1016/j.fuel.2015.10.061

Biomass energy is becoming a promising option to reduce CO2 emissions, due to its renewability and carbon neutrality. Normally, biomass has high moisture and volatile contents, and thus its combustion behaviour is significantly different from that of... Read More about Prediction of high-temperature rapid combustion behaviour of woody biomass particles..

Wear characterizations of polyoxymethylene (POM) reinforced with carbon nanotubes (POM/CNTs) using the paraffin oil dispersion technique. (2015)
Journal Article
YOUSEF, S., VISCO, A.M., GALTIERI, G. and NJUGUNA, J. 2016. Wear characterizations of polyoxymethylene (POM) reinforced with carbon nanotubes (POM/CNTs) using the paraffin oil dispersion technique. JOM: journal of the Minerals, Metals and Materials Society [online], 68(1), pages 288-299. Available from: https://doi.org/10.1007/s11837-015-1674-3

The wear of polyoxymethylene (POM) is considered a key design parameter of polymer gears and some mechanical applications, and it determines the service time span. This work investigates the influence of carbon nanotubes (CNTs) on the specific wear r... Read More about Wear characterizations of polyoxymethylene (POM) reinforced with carbon nanotubes (POM/CNTs) using the paraffin oil dispersion technique..

Selection of network parameters in wireless control of bilateral teleoperated manipulators. (2015)
Journal Article
MADDAHI, Y., LIAO, S., FUNG, W.-K., HOSSAIN, E. and SEPEHRI, N., 2015. Selection of network parameters in wireless control of bilateral teleoperated manipulators. IEEE transactions on industrial informatics [online], 11(6), pages 1445-1456. Available from: https://doi.org/10.1109/TII.2015.2490625

This paper describes how to establish performance charts for selection of network parameters for effective utilization of a bilateral teleoperated manipulator working under a wireless communication channel. The goal is to construct a set of charts th... Read More about Selection of network parameters in wireless control of bilateral teleoperated manipulators..

A prognostic decision model for offshore wind turbines maintenance. (2015)
Journal Article
SINHA, Y. and STEEL, J.A. 2015. A prognostic decision model for offshore wind turbines maintenance. Wind engineering [online], 39(5), pages 569-578. Available from: https://doi.org/10.1260/0309-524X.39.5.569

Frequent unscheduled random maintenance activities have significantly increased the operating cost of Offshore Wind Turbines (OWT). These activities account for ∼65% of the overall OWT maintenance costs or 23% of the lifetime costs of OWT, equivalent... Read More about A prognostic decision model for offshore wind turbines maintenance..

Solvent effects on lasing characteristics for Rh B laser dye. (2015)
Journal Article
PETER, J., KUMAR, M., ANANAD, V.R., SALEEM, R., SEBASTIAN, A., RADHAKRISHNAN, P., NAMPOORI, V.P.N., VALLABHAN, C.P.G., PRABHU, R. and KAILASNATH, M. 2016. Solvent effects on lasing characteristics for Rh B laser dye. Journal of luminescence [online], 169(Part A), pages 227-232. Available from: https://doi.org/10.1016/j.jlumin.2015.09.002

We demonstrate pulsed, photopumped multimode laser emission in the visible spectral range from rhodamine B dye dissolved in various solvents. The laser emission is characterized by a well-defined, low threshold pump power at which the emission spectr... Read More about Solvent effects on lasing characteristics for Rh B laser dye..

Development of plasma-sprayed molybdenum carbide-based anode layers with various metal oxides for SOFC. (2015)
Journal Article
FAISAL, N.H., AHMED, R., KATIKANENI, S.P., SOUENTIE, S. and GOOSEN, M.F.A. 2015. Development of plasma-sprayed molybdenum carbide-based anode layers with various metal oxides for SOFC. Journal of thermal spray technology [online], 24(8), pages 1415-1428. Available from: https://doi.org/10.1007/s11666-015-0315-2

Air plasma-sprayed (APS) coatings provide an ability to deposit a range of novel fuel cell materials at competitive costs. This work develops three separate types of composite anodes (Mo-Mo2C/Al2O3, Mo-Mo2C/ZrO2, Mo-Mo2C/TiO2) using a combination of... Read More about Development of plasma-sprayed molybdenum carbide-based anode layers with various metal oxides for SOFC..