All Outputs (1203)

Fuel consumption tabulation in laboratory conditions. (2014)
Journal Article
ALGHADHI, M., BALL, A., KOLLAR, L.E., MISHRA, R. and ASIM, T. 2014. Fuel consumption tabulation in laboratory conditions. International journal of recent development in engineering and technology [online], 2(Special issue 4): papers from 2014 International research conference on engineering, science and management (IRCESM 2014), 4-5 June 2014, Dubai, UAE, pages 29-38. Available from: https://www.ijrdet.com/files/IRCESM2014/IJRDET_IRCESM_05.pdf

This paper examines the fuel economy displayed by passenger vehicles and attempts to connect vehicular fuel consumption to such easily measurable parameters as vehicle speed, acceleration, gear and throttle position. The central contention is to unde... Read More about Fuel consumption tabulation in laboratory conditions..

Abstract book for the proceedings of the 2nd International conference on structural nano composites (NANOSTRUC 2014), 20-21 May 2014, Madrid, Spain. (2014)
Conference Proceeding
NJUGUNA, J., STAROST, K. and VERDEJO, R. (eds.) 2014. Abstract book for the proceedings of the 2nd International conference on structural nano composites (NANOSTRUC 2014), 20-21 May 2014, Madrid, Spain.

The purpose of the 2nd International Conference on Structural Nano Composites (NANOSTRUC 2014) is to promote activities in various areas of materials and structures by providing a forum for exchange of ideas, presentation of technical achievements an... Read More about Abstract book for the proceedings of the 2nd International conference on structural nano composites (NANOSTRUC 2014), 20-21 May 2014, Madrid, Spain..

The effect of matrix and reinforcement material selection on the tensile properties of hybrid composites. (2014)
Journal Article
SILVA, F., SACHSE, S., ZHU, H., PIELICHOWSKI, K., LESZCZYNSKA, A. and NJUGUNA, J. 2014. The effect of matrix and reinforcement material selection on the tensile properties of hybrid composites. Journal of sustainable mobility, 1(1), pages 37-52. Available from: https://doi.org/10.9774/GLEAF.2350.2014.00005

In order to develop advanced materials as lightweight structures three-phased composites were prepared using nano-fillers, nano-silica (nano-SiO2) and nano-clay and micro glass-spheres to reinforce two kinds of glass-fibre reinforced thermoplastic ma... Read More about The effect of matrix and reinforcement material selection on the tensile properties of hybrid composites..

Photocatalytic destruction of volatile organic compounds from the oil and gas industry. (2014)
Thesis
TOKODE, O. 2014. Photocatalytic destruction of volatile organic compounds from the oil and gas industry. Robert Gordon University, PhD thesis.

Heterogeneous photocatalysis is an advanced oxidation technology widely applied in environmental remediation processes. It is a relatively safe and affordable technology with a low impact on the environment, and has found applications in a number of... Read More about Photocatalytic destruction of volatile organic compounds from the oil and gas industry..

Hybrid renewable energy generation systems for eco-friendly buildings in Qatar. (2014)
Presentation / Conference
ALI, D., METRY, M., GOUBA, A., KOUSSA, E. and KOLEED, M. 2014. Hybrid renewable energy generation systems for eco-friendly buildings in Qatar. Presented at the 3rd TAMUQ (Texas A and M University at Qatar) annual research and industry forum 2014, 30 April 2014, Doha, Qatar.

To meet Qatar National Vision 2030, this research aims integrating renewable energy sources (RES) into large educational, industrial and commercial buildings in Qatar while making them energy efficient. The proposed hybrid energy system (HES) is inv... Read More about Hybrid renewable energy generation systems for eco-friendly buildings in Qatar..

Cost modelling to support optimised selection of the end of life options for automotive components. (2014)
Journal Article
XU, Y., SANCHEZ, J.F. and NJUGUNA, J. 2014. Cost modelling to support optimised selection of the end of life options for automotive components. International journal of advanced manufacturing technology [online], 73(1-4), pages 399-407. Available from: https://doi.org/10.1007/s00170-014-5804-9

In automotive sector, the End-of-Life components, especially the uni-material components e.g. steel, plastics etc., traditionally normally go to material recycling. However, this conventional disposing approach has nowadays moved towards the secondar... Read More about Cost modelling to support optimised selection of the end of life options for automotive components..

Mathematical modelling of quantum yield enhancements of methyl orange photooxidation in aqueous TiO2 suspensions under controlled periodic UV LED illumination. (2014)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2014. Mathematical modelling of quantum yield enhancements of methyl orange photooxidation in aqueous TiO2 suspensions under controlled periodic UV LED illumination. Applied catalysis B: environmental [online], 156-157, pages 398-403. Available from: https://doi.org/10.1016/j.apcatb.2014.03.046

Quantum yields of the photocatalytic degradation of methyl orange under controlled periodic illumination (CPI) have been modelled using existing models. A modified Langmuir-Hinshelwood (L-H) rate equation was used to predict the degradation reaction... Read More about Mathematical modelling of quantum yield enhancements of methyl orange photooxidation in aqueous TiO2 suspensions under controlled periodic UV LED illumination..

Can a carbon nano-coating resist metallic phase transformation in silicon substrate during nanoimpact? (2014)
Journal Article
GOEL, S., AGRAWAL, A. and FAISAL, N.H. 2014. Can a carbon nano-coating resist metallic phase transformation in silicon substrate during nanoimpact? Wear [online], 315(1-2), pages 38-41. Available from: https://doi.org/10.1016/j.wear.2014.03.009

Nanomechanical response of a silicon specimen coated with a sp3 crystalline carbon coating (1.8nm thickness) was investigated using MD simulation. A sharp conical rigid tip was impacted at the speed of 50m/s up to a depth of ~80% of the coating thick... Read More about Can a carbon nano-coating resist metallic phase transformation in silicon substrate during nanoimpact?.

Feed-in tariff for solar photovoltaic: the rise of Japan. (2014)
Journal Article
MUHAMMAD-SUKKI, F., ABU-BAKAR, S.H., MUNIR, A.B., YASIN, S.H.M., RAMIREZ-INIGUEZ, R., MCMEEKIN, S.G., STEWART, B.G., SARMAH, N., MALLICK, T.K., RAHIM, R.A., KARIM, M.E., AHMAD, S. and TAHAR, R.M. 2014. Feed-in tariff for solar photovoltaic: the rise of Japan. Renewable energy [online], 68, pages 636-643. Available from: https://doi.org/10.1016/j.renene.2014.03.012

Japan started implementing a national Feed-In Tariff (FiT) mechanism on the 1st July 2012, which included specific payment tariffs for solar photovoltaic (PV) installations. This marks a new era in the renewable energy landscape in Japan. This paper... Read More about Feed-in tariff for solar photovoltaic: the rise of Japan..

The effect of pH on the photonic efficiency of the destruction of methyl orange under controlled periodic illumination with UV-LED sources. (2014)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2014. The effect of pH on the photonic efficiency of the destruction of methyl orange under controlled periodic illumination with UV-LED sources. Chemical engineering journal [online], 246, pages 337-342. Available from: https://doi.org/10.1016/j.cej.2014.03.002

The nature of photon interaction and reaction pH can have significant impacts on semiconductor photocatalysis. This paper describes the effect of pH on the photonic efficiency of photocatalytic reactions in the aqueous phase using TiO2 catalysts. The... Read More about The effect of pH on the photonic efficiency of the destruction of methyl orange under controlled periodic illumination with UV-LED sources..

Single asperity nanoscratch behaviour of HIPed and cast Stellite 6 alloys. (2014)
Journal Article
AHMED, R., ASHRAF, A., ELAMEEN, M., FAISAL, N.H., EL-SHERIK, A.M., ELAKWAH, Y.O. and GOOSEN, M.F.A. 2014. Single asperity nanoscratch behaviour of HIPed and cast Stellite 6 alloys. Wear [online], 312(1-2), pages 70-82. Available from: https://doi.org/10.1016/j.wear.2014.02.006

The aim of this study was to investigate the nanoscale sliding wear behaviour of re-HIPed (Hot Isostatically Pressed) and cast cobalt-based Stellite 6 alloys. A nanoindentation system equipped with a wear testing module was used to simulate single as... Read More about Single asperity nanoscratch behaviour of HIPed and cast Stellite 6 alloys..

Effect of nanofillers on low energy impact performance of sandwich structures with nanoreinforced polyurethane foam cores. (2014)
Journal Article
SACHSE, S., PORURI, M., SILVA, F., MICHALOWSKI, S., PIELICHOWSKI, K. and NJUGUNA, J. 2014. Effect of nanofillers on low energy impact performance of sandwich structures with nanoreinforced polyurethane foam cores. Journal of sandwich structures and materials [online], 16(2), pages 173-194. Available from: https://doi.org/10.1177/1099636213512497

Sandwich panels were fabricated with nanoclay-filled polyurethane foams and glass fiber-reinforced polyamide and polypropylenes face sheets. Nanoclay-filled foam cores, with organophilic montmorillonite loadings of 0-10 wt%, were synthesized through... Read More about Effect of nanofillers on low energy impact performance of sandwich structures with nanoreinforced polyurethane foam cores..

Sizing hybrid green hydrogen energy generation and storage systems (HGHES) to enable an increase in renewable penetration for stabilising the grid. (2014)
Thesis
GAZEY, R.N. 2014. Sizing hybrid green hydrogen energy generation and storage systems (HGHES) to enable an increase in renewable penetration for stabilising the grid. Robert Gordon University, PhD thesis.

A problem that has become apparently growing in the deployment of renewable energy systems is the power grids inability to accept the forecasted growth in renewable energy generation integration. To support forecasted growth in renewable generation i... Read More about Sizing hybrid green hydrogen energy generation and storage systems (HGHES) to enable an increase in renewable penetration for stabilising the grid..

Control of surface interactions with ultra-violet/ozone modification at polystyrene surface. (2014)
Thesis
LIANG, H. 2014. Control of surface interactions with ultra-violet/ozone modification at polystyrene surface. Robert Gordon University, PhD thesis.

Surface interactions and reactivity are of critical importance in current biomedical technologies, for example, satisfactory cell attachment and long term viability are essential for optimal in vitro tissue culture and for successful implantation and... Read More about Control of surface interactions with ultra-violet/ozone modification at polystyrene surface..

Influence of test methodology and probe geometry on nanoscale fatigue failure of diamond-like carbon film. (2014)
Journal Article
FAISAL, N.H., AHMED, R., GOEL, S. and FU, Y.Q. 2014. Influence of test methodology and probe geometry on nanoscale fatigue failure of diamond-like carbon film. Surface and coatings technology [online], 242, pages 42-53. Available from: https://doi.org/10.1016/j.surfcoat.2014.01.015

The aim of this paper is to investigate the mechanism of nanoscale fatigue using nano-impact and multiple-loading cycle nanoindentation tests, and compare it to previously reported findings of nanoscale fatigue using integrated stiffness and depth se... Read More about Influence of test methodology and probe geometry on nanoscale fatigue failure of diamond-like carbon film..

Assessment of temporal dose-toxicity relationship of fumed silica nanoparticle in human lung A549 cells by conventional cytotoxicity and 1H-NMR-based extracellular metabonomic assays. (2014)
Journal Article
IRFAN, A., CAUCHI, M., EDMANDS, W., GOODERHAM, N. J., NJUGUNA, J. and ZHU, H. 2014. Assessment of temporal dose-toxicity relationship of fumed silica nanoparticle in human lung A549 cells by conventional cytotoxicity and 1H-NMR-based extracellular metabonomic assays. Toxicological sciences [online], 138 (2), pages 354-364. Available from: https://doi.org/10.1093/toxsci/kfu009

As nanoparticles could form aggregates in biological systems, the dynamics of their dispersity drives the temporal effect of nanoparticles in vitro. To test this hypothesis, the fumed silica nanoparticles (SiNPs) that have primary sizes of 7-14 nm an... Read More about Assessment of temporal dose-toxicity relationship of fumed silica nanoparticle in human lung A549 cells by conventional cytotoxicity and 1H-NMR-based extracellular metabonomic assays..

Progress of feed-in tariff in Malaysia: a year after. (2014)
Journal Article
MUHAMMAD-SUKKI, F., ABU-BAKAR, S.H., MUNIR, A.B., YASIN, S.H.M., RAMIREZ-INIGUEZ, R., MCMEEKIN, S.G., STEWART, B.G. and RAHIM, R.A. 2013. Progress of feed-in tariff in Malaysia: a year after. Energy policy [online], 67, pages 618-625. Available from: https://doi.org/10.1016/j.enpol.2013.12.044

Malaysia enacted the Renewable Energy Act in April 2011. One of its important components is the feed-in tariff (FiT) scheme, launched in December 2011. The scheme is managed and administered by the Sustainable Energy Development Authority (SEDA) of M... Read More about Progress of feed-in tariff in Malaysia: a year after..

Atomistic investigation on the structure-property relationship during thermal spray nanoparticle impact. (2013)
Journal Article
GOEL, S., FAISAL, N.H., RATIA, V., AGRAWAL, A. and STUKOWSKI, A. 2014. Atomistic investigation on the structure-property relationship during thermal spray nanoparticle impact. Computational materials science [online], 84, pages 163-174. Available from: https://doi.org/10.1016/j.commatsci.2013.12.011

During thermal spraying, hot particles impact on a colder substrate. This interaction of crystalline copper nanoparticles and copper substrate is modeled, using MD simulation. The quantitative results of the impacts at different velocities and temper... Read More about Atomistic investigation on the structure-property relationship during thermal spray nanoparticle impact..

Conceptual physicochemical models for scale inhibitor-formation rock interaction. (2013)
Journal Article
OLUYEMI, G.F. 2014. Conceptual physicochemical models for scale inhibitor-formation rock interaction. Petroleum science and technology [online], 32(3), pages 253-260. Available from: https://doi.org/10.1080/10916466.2011.580293

The current oil industry approach to geomechanical evaluation of reservoir formations invaded by chemical inhibitors does not in any way take into consideration any potential effects of these chemicals on the reservoir formation fabrics. It is more o... Read More about Conceptual physicochemical models for scale inhibitor-formation rock interaction..

Numerical analysis of a closed thermo-syphon hot water solar system under steady and transient loading conditions. (2013)
Presentation / Conference
FREEGAH, B., ASIM, T., and MISHRA, R. 2013. Numerical analysis of a closed thermo-syphon hot water solar system under steady and transient loading conditions. Presented at 40th National conference on fluid mechanics and fluid power 2013 (NCFMFP 2013), 12-14 December 2013, Hamirpur, India.

Solar energy is one of the most important sources of alternative energy. This energy source is inexhaustible and the cleanest of all known energy sources. One of the most important systems which can be used to exploit energy stored in the solar rays... Read More about Numerical analysis of a closed thermo-syphon hot water solar system under steady and transient loading conditions..