Skip to main content

Research Repository

Advanced Search

All Outputs (531)

Pyrolysis-catalytic reforming/gasification of waste tires for production of carbon nanotubes and hydrogen (2015)
Journal Article
Zhang, Y., Wu, C., Nahil, M. A., & Williams, P. (2015). Pyrolysis-catalytic reforming/gasification of waste tires for production of carbon nanotubes and hydrogen. Energy and Fuels, 29(5), 3328-3334. https://doi.org/10.1021/acs.energyfuels.5b00408

The production of high-value carbon nanotubes and hydrogen from the two-stage pyrolysis catalytic-steam reforming/gasification of waste tires have been investigated. The catalysts used were Co/Al₂ O₃ , Cu/Al₂ O₃ , Fe/Al₂ O₃ and Ni/Al₂ O₃ . The pyroly... Read More about Pyrolysis-catalytic reforming/gasification of waste tires for production of carbon nanotubes and hydrogen.

Solidification of Al alloys under electromagnetic pulses and characterization of the 3D microstructures under synchrotron x-ray tomography (2015)
Journal Article
Manuwong, T., Zhang, W., Kazinczi, P. L., Bodey, A. J., Rau, C., & Mi, J. (2015). Solidification of Al alloys under electromagnetic pulses and characterization of the 3D microstructures under synchrotron x-ray tomography. Metallurgical and materials transactions. A, Physical metallurgy and materials science, 46(7), 2908-2915. https://doi.org/10.1007/s11661-015-2874-8

A novel programmable electromagnetic pulse device was developed and used to study the solidification of Al-15 pct Cu and Al-35 pct Cu alloys. The pulsed magnetic fluxes and Lorentz forces generated inside the solidifying melts were simulated using fi... Read More about Solidification of Al alloys under electromagnetic pulses and characterization of the 3D microstructures under synchrotron x-ray tomography.

Ultrasound-assisted selective hydrogenation of C-5 acetylene alcohols with Lindlar catalysts (2015)
Journal Article
Tripathi, B., Paniwnyk, L., Cherkasov, N., Ibhadon, A. O., Lana Villarreal, T., & Gómez, R. (2015). Ultrasound-assisted selective hydrogenation of C-5 acetylene alcohols with Lindlar catalysts. Ultrasonics Sonochemistry, 26, 445-451. https://doi.org/10.1016/j.ultsonch.2015.03.006

The selective hydrogenation of 2-methyl-3-butyn-2-ol (MBY) was performed in the presence of Lindlar catalyst, comparing conventional stirring with sonication at different frequencies of 40, 380 and 850 kHz. Under conventional stirring, the reaction r... Read More about Ultrasound-assisted selective hydrogenation of C-5 acetylene alcohols with Lindlar catalysts.

Palladium-bismuth intermetallic and surface-poisoned catalysts for the semi-hydrogenation of 2-methyl-3-butyn-2-ol (2015)
Journal Article
Cherkasov, N., Ibhadon, A. O., McCue, A. J., Anderson, J. A., & Johnston, S. K. (2015). Palladium-bismuth intermetallic and surface-poisoned catalysts for the semi-hydrogenation of 2-methyl-3-butyn-2-ol. Applied catalysis. A, General, 497, 22-30. https://doi.org/10.1016/j.apcata.2015.02.038

The effects of poisoning of Pd catalysts with Bi and annealing in a polyol (ethylene glycol) were studied on the semi-hydrogenation of 2-methyl-3-butyn-2-ol (MBY). An increase in the Pd:Bi ratio from 7 to 1 in the Bi-poisoned catalysts decreased the... Read More about Palladium-bismuth intermetallic and surface-poisoned catalysts for the semi-hydrogenation of 2-methyl-3-butyn-2-ol.

Modelling of a post-combustion CO₂ capture process using neural networks (2015)
Journal Article
Li, F., Zhang, J., Oko, E., & Wang, M. (2015). Modelling of a post-combustion CO₂ capture process using neural networks. Fuel, 151, 156-163. https://doi.org/10.1016/j.fuel.2015.02.038

This paper presents a study of modelling post-combustion CO₂ capture process using bootstrap aggregated neural networks. The neural network models predict CO₂ capture rate and CO₂ capture level using the following variables as model inputs: inlet flu... Read More about Modelling of a post-combustion CO₂ capture process using neural networks.

Novel synthesis of thick wall coatings of titania supported Bi poisoned Pd catalysts and application in selective hydrogenation of acetylene alcohols in capillary microreactors (2015)
Journal Article
Cherkasov, N., Ibhadon, A. O., & Rebrov, E. V. (2015). Novel synthesis of thick wall coatings of titania supported Bi poisoned Pd catalysts and application in selective hydrogenation of acetylene alcohols in capillary microreactors. Lab on a chip, 15(8), 1952-1960. https://doi.org/10.1039/c4lc01066c

Catalysis in microreactors allows reactions to be performed in a very small volume, reducing the environmental problems and greatly intensifying the processes through easy pressure control and the elimination of heat- and mass-transfer limitations. I... Read More about Novel synthesis of thick wall coatings of titania supported Bi poisoned Pd catalysts and application in selective hydrogenation of acetylene alcohols in capillary microreactors.

A review of the existing and alternative methods for greener nitrogen fixation (2015)
Journal Article
Cherkasov, N., Ibhadon, A. O., & Fitzpatrick, P. (2015). A review of the existing and alternative methods for greener nitrogen fixation. Chemical Engineering and Processing: Process Intensification, 90, 24-33. https://doi.org/10.1016/j.cep.2015.02.004

© 2015 Elsevier B.V. The conversion of atmospheric nitrogen into valuable substances such as fertilisers and fine chemicals is essential for agriculture and many other processes that sustain life on the planet. Although the Haber-Bosch process is the... Read More about A review of the existing and alternative methods for greener nitrogen fixation.

Ultrasound- and microwave-assisted preparation of lead-free palladium catalysts: effects on the kinetics of diphenylacetylene semi-hydrogenation (2015)
Journal Article
Wu, Z., Cherkasov, N., Cravotto, G., Borretto, E., Ibhadon, A. O., Medlock, J., & Bonrath, W. (2015). Ultrasound- and microwave-assisted preparation of lead-free palladium catalysts: effects on the kinetics of diphenylacetylene semi-hydrogenation. ChemCatChem, 7(6), 952-959. https://doi.org/10.1002/cctc.201402999

The effect of environmentally benign enabling technologies such as ultrasound and microwaves on the preparation of the lead-free Pd catalyst has been studied. A one-pot method of the catalyst preparation using ultrasound-assisted dispersion of pallad... Read More about Ultrasound- and microwave-assisted preparation of lead-free palladium catalysts: effects on the kinetics of diphenylacetylene semi-hydrogenation.

Neural network approach for predicting drum pressure and level in coal-fired subcritical power plant (2015)
Journal Article
Oko, E., Wang, M., & Zhang, J. (2015). Neural network approach for predicting drum pressure and level in coal-fired subcritical power plant. Fuel, 151, 139-145. https://doi.org/10.1016/j.fuel.2015.01.091

There is increasing need for tighter controls of coal-fired plants due to more stringent regulations and addition of more renewable sources in the electricity grid. Achieving this will require better process knowledge which can be facilitated through... Read More about Neural network approach for predicting drum pressure and level in coal-fired subcritical power plant.

Parallel experimental study of a novel super-thin thermal absorber based photovoltaic/thermal (PV/T) system against conventional photovoltaic (PV) system (2015)
Journal Article
Xu, P., Zhang, X., Shen, J., Zhao, X., He, W., & Li, D. (2015). Parallel experimental study of a novel super-thin thermal absorber based photovoltaic/thermal (PV/T) system against conventional photovoltaic (PV) system. Energy Reports, 1, 30-35. https://doi.org/10.1016/j.egyr.2014.11.002

Photovoltaic (PV) semiconductor degrades in performance due to temperature rise. A super thin-conductive thermal absorber is therefore developed to regulate the PV working temperature by retrofitting the existing PV panel into the photovoltaic/therma... Read More about Parallel experimental study of a novel super-thin thermal absorber based photovoltaic/thermal (PV/T) system against conventional photovoltaic (PV) system.

Foam pads properties and their effects on posturography in participants of different weight (2015)
Journal Article
Fagan, M., & Gosselin, G. (2015). Foam pads properties and their effects on posturography in participants of different weight. Chiropractic & manual therapies, 23(2), Article ARTN 2. https://doi.org/10.1186/s12998-014-0045-4

Background: Foam pads are increasingly used on force platforms during balance assessments in order to produce increased instability thereby permitting the measurement of enhanced posturographic parameters. A variety of foam pads providing different m... Read More about Foam pads properties and their effects on posturography in participants of different weight.

Study of power plant, carbon capture and transport network through dynamic modelling and simulation (2015)
Thesis
Oko, E. Study of power plant, carbon capture and transport network through dynamic modelling and simulation. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4216833

The unfavourable role of CO₂ in stimulating climate change has generated concerns as CO₂ levels in the atmosphere continue to increase. As a result, it has been recommended that coal-fired power plants which are major CO₂ emitters should be operated... Read More about Study of power plant, carbon capture and transport network through dynamic modelling and simulation.

Comparative study of a novel liquid-vapour separator incorporated gravitational loop heat pipe against the conventional gravitational straight and loop heat pipes - Part I: Conceptual development and theoretical analyses (2014)
Journal Article
Zhang, X., Shen, J., He, W., Xu, P., Zhao, X., & Tan, J. (2015). Comparative study of a novel liquid-vapour separator incorporated gravitational loop heat pipe against the conventional gravitational straight and loop heat pipes - Part I: Conceptual development and theoretical analyses. Energy Conversion and Management, 90, 409-426. https://doi.org/10.1016/j.enconman.2014.11.041

Aim of the paper is to investigate the thermal performance of a novel liquid-vapour separator incorporated gravity-assisted loop heat pipe (GALHP) (T1), against a conventional GALHP (T2) and a gravitational straight heat pipe (T3), from the conceptua... Read More about Comparative study of a novel liquid-vapour separator incorporated gravitational loop heat pipe against the conventional gravitational straight and loop heat pipes - Part I: Conceptual development and theoretical analyses.

Gas absorption and reaction in a wet pneumatic foam (2014)
Journal Article
Perry, D. C., & Stevenson, P. (2015). Gas absorption and reaction in a wet pneumatic foam. Chemical engineering science, 126, 177-185. https://doi.org/10.1016/j.ces.2014.11.037

Results for the rate of absorption of carbon dioxide gas into a pneumatic (i.e. continuously rising) foam formed from a sodium carbonate–bicarbonate buffer solution stabilised by a polyglycol frother are presented. Previous studies upon the use of ga... Read More about Gas absorption and reaction in a wet pneumatic foam.

Slugs in a large diameter column with air and high viscosity silicone oil (2014)
Presentation / Conference Contribution
Hasan, A., & Azzopardi, B. (2014, November). Slugs in a large diameter column with air and high viscosity silicone oil. Presented at 67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, USA

Very little information is known about the behaviour of high viscous liquids (> 100 Pa.s) in two phase slug flows. Experiments were carried out to study the behaviour of silicone oil (300 Pa.s) in gas bubble column using electrical capacitance tomogr... Read More about Slugs in a large diameter column with air and high viscosity silicone oil.

Numerical study of Taylor bubbles with adaptive unstructured meshes (2014)
Presentation / Conference Contribution
Hasan, A., Xie, Z., Pavlidis, D., Percival, J., Pain, C., Matar, O., & Azzopardi, B. (2014, November). Numerical study of Taylor bubbles with adaptive unstructured meshes. Presented at 67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, USA

The Taylor bubble is a single long bubble which nearly fills the entire cross section of a liquid-filled circular tube. This type of bubble flow regime often occurs in gas-liquid slug flows in many industrial applications, including oil-and-gas produ... Read More about Numerical study of Taylor bubbles with adaptive unstructured meshes.

Influence of solvent exchange time on mixed matrix membrane separation performance for CO2/N2and a kinetic sorption study (2014)
Journal Article
Jawad, Z. A., Ahmad, A. L., Low, S. C., Chew, T. L., & Zein, S. H. (2015). Influence of solvent exchange time on mixed matrix membrane separation performance for CO2/N2and a kinetic sorption study. Journal of membrane science, 476, 590-601. https://doi.org/10.1016/j.memsci.2014.11.008

Carbon dioxide (CO 2 ) is the largest contributor of greenhouse gas emissions. Mixed matrix membranes (MMMs) have recently received attention as an attractive candidate for membrane-based separation, for which MMMs can serve as an alternative to conv... Read More about Influence of solvent exchange time on mixed matrix membrane separation performance for CO2/N2and a kinetic sorption study.

Simplification of detailed rate-based model of post-combustion CO₂ capture for full chain CCS integration studies (2014)
Journal Article
Oko, E., Wang, M., & Olaleye, A. K. (2015). Simplification of detailed rate-based model of post-combustion CO₂ capture for full chain CCS integration studies. Fuel, 142, 87-93. https://doi.org/10.1016/j.fuel.2014.10.083

As post-combustion CO₂ capture (PCC) technology nears commercialisation, it has become necessary for the full carbon capture and storage (CCS) chain to be studied for better understanding of its dynamic characteristics. Model-based approach is one op... Read More about Simplification of detailed rate-based model of post-combustion CO₂ capture for full chain CCS integration studies.

Mg/Ca ratios in freshwater microbial carbonates: Thermodynamic, kinetic and vital effects (2014)
Journal Article
Saunders, P., Rogerson, M., Wadhawan, J., Greenway, G., & Pedley, H. (2014). Mg/Ca ratios in freshwater microbial carbonates: Thermodynamic, kinetic and vital effects. Geochimica et cosmochimica acta, 147, 107-118. https://doi.org/10.1016/j.gca.2014.10.014

The ratio of magnesium to calcium (Mg/Ca) in carbonate minerals in an abiotic setting is conventionally assumed to be predominantly controlled by (Mg/Ca)solution and a temperature dependant partition coefficient. This temperature dependence suggests... Read More about Mg/Ca ratios in freshwater microbial carbonates: Thermodynamic, kinetic and vital effects.