All Outputs (506)

Process characteristics and products of olive kernel high temperature steam gasification (HTSG) (2008)
Journal Article
Skoulou, V., Swiderski, A., Yang, W., & Zabaniotou, A. (2009). Process characteristics and products of olive kernel high temperature steam gasification (HTSG). Bioresource technology : biomass, bioenergy, biowastes, conversion technologies, biotransformations, production technologies, 100(8), 2444-2451. https://doi.org/10.1016/j.biortech.2008.11.021

Exploitation of olive kernel for bioenergy production, with respect to the green house gases (GHGs) mitigation, is the main aim of this work. In this study, olive kernels were used as a solid biofuel, and high temperature steam gasification (HTSG) wa... Read More about Process characteristics and products of olive kernel high temperature steam gasification (HTSG).

Dynamic modelling of CO2 absorption for post combustion capture in coal-fired power plants (2008)
Journal Article
Lawal, A., Wang, M., Stephenson, P., & Yeung, H. (2009). Dynamic modelling of CO2 absorption for post combustion capture in coal-fired power plants. Fuel, 88(12), 2455-2462. https://doi.org/10.1016/j.fuel.2008.11.009

Power generation from fossil fuel-fired power plants is the largest single source of CO 2 emissions. Post combustion capture via chemical absorption is viewed as the most mature CO 2 capture technique. This paper presents a study of the post combusti... Read More about Dynamic modelling of CO2 absorption for post combustion capture in coal-fired power plants.

Simulation and static measurement of the gas volume fraction in a separated flow model using a conductance multiphase Venturi meter (CMVM) (2008)
Presentation / Conference Contribution
Hasan, A., & Lucas, G. (2008, November). Simulation and static measurement of the gas volume fraction in a separated flow model using a conductance multiphase Venturi meter (CMVM). Presented at Proceedings of the Computing and Engineering Annual Researchers’ Conference, Huddersfield, UK

The assumption of equal mixture densities at the inlet and the throat of the Venturi is only valid in a homogenous flow. This assumption is no longer valid for a separated flow and therefore, the measurement of the gas volume fraction at the throat m... Read More about Simulation and static measurement of the gas volume fraction in a separated flow model using a conductance multiphase Venturi meter (CMVM).

Effect of multi-walled carbon nanotubes on mechanical properties of feldspar filled polypropylene composites (2008)
Journal Article
Ansari, M. N., Ismail, H., & Zein, S. H. (2009). Effect of multi-walled carbon nanotubes on mechanical properties of feldspar filled polypropylene composites. Journal of Reinforced Plastics and Composites, 28(20), 2473-2485. https://doi.org/10.1177/0731684408092377

In this study, the effect of multi-walled carbon nanotube (MWCNT) reinforcement on mechanical and morphological properties of MWCNT reinforced feldspar/polypropylene composites was investigated. The composites were compounded in a Polydrive Thermo Ha... Read More about Effect of multi-walled carbon nanotubes on mechanical properties of feldspar filled polypropylene composites.

Low temperature gasification of olive kernels in a 5-kW fluidized bed reactor for H2-rich producer gas (2008)
Journal Article
Skoulou, V., Koufodimos, G., Samaras, Z., & Zabaniotou, A. (2008). Low temperature gasification of olive kernels in a 5-kW fluidized bed reactor for H2-rich producer gas. International Journal of Hydrogen Energy, 33(22), 6515-6524. https://doi.org/10.1016/j.ijhydene.2008.07.074

Air gasification of olive kernels in a 5 kW bench scale, bubbling fluidized bed gasifier, aimed at H 2 enrichment of the producer gas, was the target of this study. The effects of reactor temperature (T = 750-850 °C) and equivalence ratio (ER = 0.2-0... Read More about Low temperature gasification of olive kernels in a 5-kW fluidized bed reactor for H2-rich producer gas.

Anion-dependent micelle formation using electro-generated ferrocene surfactants (2008)
Journal Article
Evans, L. A., Apreutesei, D., Mehl, G., & Wadhawan, J. (2008). Anion-dependent micelle formation using electro-generated ferrocene surfactants. Electrochemistry communications, 10(11), 1720-1723. https://doi.org/10.1016/j.elecom.2008.08.046

The syntheses and characterization of two ferrocene oils, 4-octyloxy-2-{5-[1,1,3,3-tetramethyl-3-(11-oxo-11-ferrocenyl-undecyl)-disiloxanyl]-pentyloxy}-benzoic acid 4'-undecyloxy-biphenyl-4-yl ester, Fc1SiM and an octakis(ferrocene) species, Fc8Si8M'... Read More about Anion-dependent micelle formation using electro-generated ferrocene surfactants.

New insights into biological influence on the geochemistry of freshwater carbonate deposits (2008)
Journal Article
Rogerson, M., Pedley, H. M., Wadhawan, J. D., & Middleton, R. (2008). New insights into biological influence on the geochemistry of freshwater carbonate deposits. Geochimica et cosmochimica acta, 72(20), 4976-4987. https://doi.org/10.1016/j.gca.2008.06.030

Ambient temperature freshwater carbonates ("tufas") have outstanding potential as palaeoclimate archives. However, it has proven difficult to constrain the behaviour of the geochemical parameters on which important proxy systems rely. Current thinkin... Read More about New insights into biological influence on the geochemistry of freshwater carbonate deposits.

N-N bond cleavage in N-nitrosoarylamines (2008)
Journal Article
Evans, L. A., Petrovic, M., Antonijevic, M., Wiles, C., Watts, P., & Wadhawan, J. (2008). N-N bond cleavage in N-nitrosoarylamines. Journal of physical chemistry. C, 112(33), 12928-12935. https://doi.org/10.1021/jp710473a

The rupture of N-N bonds in three specific N-nitrosoarylamines (N,N'-dimethyl-N,N-dinitroso-para-phenylenediamine, Cupferron, and N-nitrosodiphenylamine) upon electrochemical oxidation in acetonitrile solution is investigated. In two cases, viz., Cup... Read More about N-N bond cleavage in N-nitrosoarylamines.

Synthesis and characterization of TiO2 coated multiwalled carbon nanotubes using a sol gel method (2008)
Journal Article
Sharif Zein, S. H., & Boccaccini, A. R. (2008). Synthesis and characterization of TiO2 coated multiwalled carbon nanotubes using a sol gel method. Industrial & engineering chemistry research, 47(17), 6598-6606. https://doi.org/10.1021/ie701770q

A considerable improvement in the quality of TiO 2 coatings on multiwalled carbon nanotubes (MWNTs) was obtained by introducing a three-step purification and functionalization process which combines oxidation in air followed by sulfuric acid refluxe... Read More about Synthesis and characterization of TiO2 coated multiwalled carbon nanotubes using a sol gel method.

Reaction between L-cysteine and 10-methylphenothiazine cation radical released from droplet-modified electrodes (2008)
Journal Article
Horn, J. J., Watson, A., Lewis, M., McCreedy, T., & Wadhawan, J. D. (2008). Reaction between L-cysteine and 10-methylphenothiazine cation radical released from droplet-modified electrodes. Electrochemistry communications, 10(9), 1384-1387. https://doi.org/10.1016/j.elecom.2008.07.021

The electrochemical oxidation of 10-methylphenothiazine (PMe) dissolved in 1,2-trans-dibromocyclohexane oil droplets immobilised on a basal plane pyrolytic graphite (BPPG) electrode and bathed by an aqueous electrolyte is a one-electron quasi-reversi... Read More about Reaction between L-cysteine and 10-methylphenothiazine cation radical released from droplet-modified electrodes.

The photocatalytic activity and kinetics of the degradation of an anionic azo-dye in a UV irradiated porous titania foam (2008)
Journal Article
Ibhadon, A. O., Greenway, G. M., Yue, Y., Falaras, P., & Tsoukleris, D. (2008). The photocatalytic activity and kinetics of the degradation of an anionic azo-dye in a UV irradiated porous titania foam. Applied catalysis. B, Environmental, 84(3-4), 351-355. https://doi.org/10.1016/j.apcatb.2008.04.019

A porous organic-inorganic hybrid titania foam, prepared from a long chain organic surfactant, hexadecylamine (HDA) and a semiconductor powder was characterized by microscopic and spectroscopic techniques and photocatalytically evaluated for the solu... Read More about The photocatalytic activity and kinetics of the degradation of an anionic azo-dye in a UV irradiated porous titania foam.

The photocatalytic activity of TiO2 foam and surface modified binary oxide titania nanoparticles (2008)
Journal Article
Ibhadon, A. O., Greenway, G. M., Yue, Y., Falaras, P., & Tsoukleris, D. (2008). The photocatalytic activity of TiO2 foam and surface modified binary oxide titania nanoparticles. Journal of Photochemistry and Photobiology A: Chemistry, 197(2-3), 321-328. https://doi.org/10.1016/j.jphotochem.2008.01.010

Surface modified titania dioxide composite nanoparticles prepared by hydrogen reduction reaction and a mesoporous TiO2 foam made from a surface modifier and a long chain organic surfactant were characterized by diffractive, spectroscopic and microsco... Read More about The photocatalytic activity of TiO2 foam and surface modified binary oxide titania nanoparticles.

Syngas production from olive tree cuttings and olive kernels in a downdraft fixed-bed gasifier (2008)
Journal Article
Skoulou, V., Zabaniotou, A., Stavropoulos, G., & Sakelaropoulos, G. (2008). Syngas production from olive tree cuttings and olive kernels in a downdraft fixed-bed gasifier. International Journal of Hydrogen Energy, 33(4), 1185-1194. https://doi.org/10.1016/j.ijhydene.2007.12.051

This study presents a laboratory fixed-bed gasification of olive kernels and olive tree cuttings. Gasification took place with air, in a temperature range of 750-950 °C, for various air equivalence ratios (0.14-0.42) and under atmospheric pressure. I... Read More about Syngas production from olive tree cuttings and olive kernels in a downdraft fixed-bed gasifier.

Conceptual design and preliminary hydrodynamic study of an agro biomass bench gasification fluidized bed reactor (2008)
Journal Article
Zabaniotou, A., Skoulou, V., Koufodimos, G., & Samaras, Z. (2008). Conceptual design and preliminary hydrodynamic study of an agro biomass bench gasification fluidized bed reactor. International journal of chemical reactor engineering, 6(1), https://doi.org/10.2202/1542-6580.1639

Theoretical and experimental analysis was conducted in a bench scale, atmospheric fluidized bed gasifier, designed and constructed for exploitation of residues issued from olive oil production activity and other agricultural residues. Research was fo... Read More about Conceptual design and preliminary hydrodynamic study of an agro biomass bench gasification fluidized bed reactor.

Application of pilot technologies for energy utilization of agricultural residues in northern Greece (2007)
Journal Article
Zabaniotou, A. A., & Skoulou, V. (2007). Application of pilot technologies for energy utilization of agricultural residues in northern Greece. Thermal science Society of Heat Transfer Engineers of Serbia and Montenegro, 11(3), 125-134. https://doi.org/10.2298/tsci0703125z

The enormous potential of agro biomass can be exploited to produce sustainable bioenerAy. Proper management and further exploitation of this potential could lead to economically profitable approximations and solutions for the agricultural industry an... Read More about Application of pilot technologies for energy utilization of agricultural residues in northern Greece.

Modeling of a homogenous gas-water two phase flow through a Venturi and vertical pipe; (A prediction of pressure drop sign change in two phase flow) (2007)
Presentation / Conference Contribution
Hasan, A., & Lucas, G. (2007, December). Modeling of a homogenous gas-water two phase flow through a Venturi and vertical pipe; (A prediction of pressure drop sign change in two phase flow). Presented at Proceedings of the Computing and Engineering Annual Researchers’ Conference, Huddersfield

In two phase flow, differential pressures technique can be used to measure the volume fraction of the gas phase. In the case where no restriction is available in the pipeline, the differential pressure technique can be used only in vertical or incl... Read More about Modeling of a homogenous gas-water two phase flow through a Venturi and vertical pipe; (A prediction of pressure drop sign change in two phase flow).

Rapeseed residues utilization for energy and 2nd generation biofuels (2007)
Journal Article
Zabaniotou, A., Ioannidou, O., & Skoulou, V. (2008). Rapeseed residues utilization for energy and 2nd generation biofuels. Fuel, 87(8-9), 1492-1502. https://doi.org/10.1016/j.fuel.2007.09.003

Lignocellulosic biomass is an interesting and necessary enlargement of the biomass used for the production of renewable biofuels. It is expected that second generation biofuels are more energy efficient than the ones of first generation, as a substra... Read More about Rapeseed residues utilization for energy and 2nd generation biofuels.

Photocatalytic activity of surface modified TiO2/RuO2/SiO2 nanoparticles for azo-dye degradation (2007)
Journal Article
Ibhadon, A., Greenway, G., & Yue, Y. (2008). Photocatalytic activity of surface modified TiO2/RuO2/SiO2 nanoparticles for azo-dye degradation. Catalysis communications, 9(1), 153-157. https://doi.org/10.1016/j.catcom.2007.05.038

SiO2/RuO2 modified high surface area titania dioxide nanoparticles prepared by hydrogen reduction were examined for their catalytic properties towards the photodegradation of methyl orange (MO), a common water pollutant in the textile industry. The m... Read More about Photocatalytic activity of surface modified TiO2/RuO2/SiO2 nanoparticles for azo-dye degradation.

The effect of reduction temperature on Co-Mo/Al2O3catalysts for carbon nanotubes formation (2007)
Journal Article
Chai, S. P., Zein, S. H. S., & Mohamed, A. R. (2007). The effect of reduction temperature on Co-Mo/Al2O3catalysts for carbon nanotubes formation. Applied catalysis. A, General, 326(2), 173-179. https://doi.org/10.1016/j.apcata.2007.04.020

Catalyst reduction temperature was observed to affect the yield and diameter uniformity of carbon nanotubes (CNTs) produced on Co-Mo/Al 2 O 3 catalysts. The results show that on the whole, the reduced catalysts gave higher carbon yield. The CNTs obta... Read More about The effect of reduction temperature on Co-Mo/Al2O3catalysts for carbon nanotubes formation.

Synthesis of manganese oxide/carbon nanotube nanocomposites using wet chemical method (2007)
Journal Article
Zein, S. H. S., Yeoh, L. C., Chai, S. P., Mohamed, A. R., & Mahayuddin, M. E. M. (2007). Synthesis of manganese oxide/carbon nanotube nanocomposites using wet chemical method. Journal of Materials Processing Technology, 190(1-3), 402-405. https://doi.org/10.1016/j.jmatprotec.2007.03.104

Novel material with peculiar properties can be obtained by introducing foreign materials into the inner cavity of carbon nanotubes. It has been suggested that the materials encapsulated into the hollow regions of carbon nanotubes could result in a si... Read More about Synthesis of manganese oxide/carbon nanotube nanocomposites using wet chemical method.