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Scale up study of capillary microreactors in solvent-free semihydrogenation of 2‐methyl‐3‐butyn‐2‐ol (2016)
Journal Article
Cherkasov, N., Al-Rawashdeh, M. ’., Ibhadon, A. O., & Rebrov, E. V. (2016). Scale up study of capillary microreactors in solvent-free semihydrogenation of 2‐methyl‐3‐butyn‐2‐ol. Catalysis Today, 273, 205-212. https://doi.org/10.1016/j.cattod.2016.03.028

A 2.5 wt.% Pd/ZnO catalytic coating has been deposited onto the inner wall of capillary reactors with a diameter of 0.53 and 1.6 mm. The coatings were characterised by XRD, SEM, TEM and elemental analysis. The performance of catalytic reactors was st... Read More about Scale up study of capillary microreactors in solvent-free semihydrogenation of 2‐methyl‐3‐butyn‐2‐ol.

Stabilization of catalyst particles against sintering on oxide supports with high oxygen ion lability exemplified by Ir-catalyzed decomposition of N2O (2016)
Journal Article
Yentekakis, I. V., Goula, G., Panagiotopoulou, P., Kampouri, S., Taylor, M. J., Kyriakou, G., & Lambert, R. M. (2016). Stabilization of catalyst particles against sintering on oxide supports with high oxygen ion lability exemplified by Ir-catalyzed decomposition of N2O. Applied catalysis. B, Environmental, 192, 357-364. https://doi.org/10.1016/j.apcatb.2016.04.011

© 2016 Elsevier B.V.. Iridium nanoparticles deposited on a variety of surfaces exhibited thermal sintering characteristics that were very strongly correlated with the lability of lattice oxygen in the supporting oxide materials. Specifically, the hig... Read More about Stabilization of catalyst particles against sintering on oxide supports with high oxygen ion lability exemplified by Ir-catalyzed decomposition of N2O.

Simulation Studies on Ethanol Production from Sugar Cane Residues (2016)
Journal Article
Michailos, S., Parker, D., & Webb, C. (2016). Simulation Studies on Ethanol Production from Sugar Cane Residues. Industrial & engineering chemistry research, 55(18), 5173-5179. https://doi.org/10.1021/acs.iecr.5b04500

Ethanol is generally considered to be a renewable energy source and is in principle a greener alternative to conventional fossil fuels. During the last few decades production of ethanol on a large scale has achieved remarkable escalation mainly due t... Read More about Simulation Studies on Ethanol Production from Sugar Cane Residues.

Modelling and optimisation of a bimorph piezoelectric cantilever beam in an energy harvesting application (2016)
Journal Article
Thein, C. K., Ooi, B. L., Liu, J. S., & Gilbert, J. M. (2016). Modelling and optimisation of a bimorph piezoelectric cantilever beam in an energy harvesting application. Journal of Engineering Science and Technology, 11(2), 212-227

Piezoelectric materials are excellent transducers in converting vibrational energy into electrical energy, and vibration-based piezoelectric generators are seen as an enabling technology for wireless sensor networks, especially in selfpowered devices... Read More about Modelling and optimisation of a bimorph piezoelectric cantilever beam in an energy harvesting application.

A dynamic HAZOP case study using the Texas City refinery explosion (2016)
Journal Article
Isimite, J., Rubini, P., & Isimite, J. O. (2016). A dynamic HAZOP case study using the Texas City refinery explosion. Journal of Loss Prevention in the Process Industries, 40(March), 496-501. https://doi.org/10.1016/j.jlp.2016.01.025

© 2016 Elsevier Ltd. The catastrophic explosion that occurred at Texas City on 23 March 2005 during the start-up of the raffinate splitter resulted in an estimated 15 deaths and 180 injuries. Since the incident, several studies have investigated the... Read More about A dynamic HAZOP case study using the Texas City refinery explosion.

Solvent-free semihydrogenation of acetylene alcohols in a capillary reactor coated with a Pd-Bi/TiO2 catalyst (2016)
Journal Article
Cherkasov, N., Ibhadon, A. O., & Rebrov, E. V. (2016). Solvent-free semihydrogenation of acetylene alcohols in a capillary reactor coated with a Pd-Bi/TiO2 catalyst. Applied catalysis. A, General, 515, 108-115. https://doi.org/10.1016/j.apcata.2016.01.019

© 2016 Elsevier B.V. All rights reserved. A solvent-free semihydrogenation of 2-methyl-3-butyn-2-ol (MBY) to 2-methyl-3-buten-2-ol was performed in a capillary reactor (10 m long, 0.53 mm i.d.) coated with a titania supported Pd-Bi catalyst. Several... Read More about Solvent-free semihydrogenation of acetylene alcohols in a capillary reactor coated with a Pd-Bi/TiO2 catalyst.

Quality measurements of an UWB reduced-size CPW-fed aperture antenna (2016)
Book Chapter
Zolfaghari, M., Riley, N. G., Mehdawi, M., Fanan, A., Ammar, M., & Meng, F. (2016). Quality measurements of an UWB reduced-size CPW-fed aperture antenna. . Institute of Electrical and Electronics Engineers. https://doi.org/10.1109/TELFOR.2015.7377526

The paper presents a characterization of a compact co-planar waveguide (CPW)-fed slot loaded low return loss planar printed antenna designed for wireless communication and ultra-wideband (UWB) applications. Following a review of the antenna design, w... Read More about Quality measurements of an UWB reduced-size CPW-fed aperture antenna.

Spectrum occupancy measurements and lessons learned in the context of cognitive radio (2016)
Presentation / Conference Contribution
Mehdawi, M., Riley, N. G., Ammar, M., Fanan, A., & Zolfaghari, M. (2015, November). Spectrum occupancy measurements and lessons learned in the context of cognitive radio. Presented at 2015 23rd Telecommunications Forum, TELFOR 2015

Various measurement campaigns have shown that numerous spectrum bands are vacant even though licenses have been issued by the regulatory agencies. Dynamic spectrum access (DSA) based on Cognitive Radio (CR) has been regarded as a prospective solution... Read More about Spectrum occupancy measurements and lessons learned in the context of cognitive radio.

A route to unbuffered pH monitoring: A novel electrochemical approach (2016)
Journal Article
Dai, C., Chan, C.-W. I., Barrow, W., Smith, A., Song, P., Potier, F., Wadhawan, J. D., Fisher, A. C., & Lawrence, N. S. (2016). A route to unbuffered pH monitoring: A novel electrochemical approach. Electrochimica acta, 190, 879-886. https://doi.org/10.1016/j.electacta.2016.01.004

Carbon paste electrodes modified by various dihydroxyquinone derivatives are investigated using both cyclic voltammetry and square wave voltammetry in order to ascertain suitability as voltammetric pH sensors. These electrodes show a Nernstian respon... Read More about A route to unbuffered pH monitoring: A novel electrochemical approach.

Metal-free nitrogen-doped carbon foam electrocatalysts for the oxygen reduction reaction in acid solution (2016)
Journal Article
Liu, J., Yu, S., Daio, T., Ismail, M. S., Sasaki, K., & Lyth, S. M. (2016). Metal-free nitrogen-doped carbon foam electrocatalysts for the oxygen reduction reaction in acid solution. Journal of the Electrochemical Society, 163(9), F1049-F1054. https://doi.org/10.1149/2.0631609jes

Metal-free, nitrogen-doped carbon foam is utilized as a model non-precious electrocatalyst system to investigate the role of nitrogen in the oxygen reduction reaction (ORR) in the absence of iron contamination. This graphene-like foam displays relati... Read More about Metal-free nitrogen-doped carbon foam electrocatalysts for the oxygen reduction reaction in acid solution.

Effect of ions in ionic liquids on the characteristics of cellulose from coconut husk fibres (2016)
Journal Article
Reh, N. A., Zakaria, R., & Zein, S. H. (2016). Effect of ions in ionic liquids on the characteristics of cellulose from coconut husk fibres. International journal of biomedical engineering and technology, 21(1), 80-94. https://doi.org/10.1504/IJBET.2016.076734

This paper reports the properties of cellulose nanowhiskers as new potential biomaterials. Cellulose nanowhiskers were produced from coconut husk fibres using four different anions of ionic liquids: 1-butyl-3-mehtylimidzalium chloride, 1-butyl-3-meht... Read More about Effect of ions in ionic liquids on the characteristics of cellulose from coconut husk fibres.

Incorporation of inorganic carbon nanotubes fillers into the CA polymeric matrix for improvement in CO2/N2 separation (2015)
Journal Article
Jawad, Z. A., Ahmad, A. L., Low, S. C., & Zein, S. H. (2015). Incorporation of inorganic carbon nanotubes fillers into the CA polymeric matrix for improvement in CO2/N2 separation. Current nanoscience, 11(1), 69-79. https://doi.org/10.2174/1573413710666140922224633

Among all separation techniques, membrane technology has been shown to reduce CO 2 emissions without any phase changes due to its rapid, energy efficient process. The membrane-based gas separation must consist of a defect-free, thin, dense skin layer... Read More about Incorporation of inorganic carbon nanotubes fillers into the CA polymeric matrix for improvement in CO2/N2 separation.

A novel sensor based on electropolymerized substituted-phenols for pH detection in unbuffered systems (2015)
Journal Article
Dai, C., Crawford, L. P., Song, P., Fisher, A. C., & Lawrence, N. S. (2015). A novel sensor based on electropolymerized substituted-phenols for pH detection in unbuffered systems. RSC advances, 5(126), 104048-104053. https://doi.org/10.1039/c5ra22595g

This work summarizes the electrochemical response of a range of substituted phenols, including salicylaldehyde and salicylic acid, for use as a voltammetric pH sensor for the determination of pH in both buffered and unbuffered media. Suitable candida... Read More about A novel sensor based on electropolymerized substituted-phenols for pH detection in unbuffered systems.

Rebuttal to the comment on article "poly(3-hydroxybutyrate)-functionalised multi-walled carbon nanotubes/chitosan green nanocomposite membranes and their application in pervaporation" (2015)
Journal Article
Ong, Y. T., Ahmad, A. L., Zein, S. H. S., Sudesh, K., & Tan, S. H. (2016). Rebuttal to the comment on article "poly(3-hydroxybutyrate)-functionalised multi-walled carbon nanotubes/chitosan green nanocomposite membranes and their application in pervaporation". Separation and purification technology, 158, 94-95. https://doi.org/10.1016/j.seppur.2015.11.042

Experimental study of interfacial structure of a falling liquid film in a vertical pipe (2015)
Presentation / Conference Contribution
Hasan, A., Azzopardi, B., & Hewakandamby, B. (2015, November). Experimental study of interfacial structure of a falling liquid film in a vertical pipe. Presented at American Physical Society-Fluid Dynamics Fall Meeting

Many studies in the literature provide time series data of the film thickness at one or two points on the pipe wall. Most of these studies focussed on either flat plates or small diameter pipes. The main aim of this paper is to study the characterist... Read More about Experimental study of interfacial structure of a falling liquid film in a vertical pipe.

Taylor bubbles at high viscosity ratios: experiments and numerical simulations (2015)
Presentation / Conference Contribution
Hasan, A., Hewakandamby, B., Azzopardi, B., Xie, Z., Pain, C., & Matar, O. (2015, November). Taylor bubbles at high viscosity ratios: experiments and numerical simulations. Presented at 68th Annual Meeting of the APS Division of Fluid Dynamics, USA, Boston

The Taylor bubble is a single long bubble which nearly fills the entire cross section of a liquid-filled circular tube, often occurring in gas-liquid slug flows in many industrial applications, particularly oil and gas production. The objective of th... Read More about Taylor bubbles at high viscosity ratios: experiments and numerical simulations.

Selective oxidation of cyclohexene through gold functionalized silica monolith microreactors (2015)
Journal Article
Alotaibi, M. T., Taylor, M. J., Liu, D., Beaumont, S. K., & Kyriakou, G. (2016). Selective oxidation of cyclohexene through gold functionalized silica monolith microreactors. Surface science, 646, 179-185. https://doi.org/10.1016/j.susc.2015.10.039

Two simple, reproducible methods of preparing evenly distributed Au nanoparticle containing mesoporous silica monoliths are investigated. These Au nanoparticle containing monoliths are subsequently investigated as flow reactors for the selective oxid... Read More about Selective oxidation of cyclohexene through gold functionalized silica monolith microreactors.

Characteristics and catalytic properties of Ni/CaAlOₓ catalyst for hydrogen-enriched syngas production from pyrolysis-steam reforming of biomass sawdust (2015)
Journal Article
Chen, F., Wu, C., Dong, L., Vassallo, A., Williams, P. T., & Huang, J. (2016). Characteristics and catalytic properties of Ni/CaAlOₓ catalyst for hydrogen-enriched syngas production from pyrolysis-steam reforming of biomass sawdust. Applied catalysis. B, Environmental, 183, 168-175. https://doi.org/10.1016/j.apcatb.2015.10.028

The production of hydrogen-enriched syngas from the thermo-chemical conversion of biomass was studied using Ni/CaAlOₓ catalysts prepared by co-precipitation method. The effect of Ca addition with different molar ratios of Ca:Al (1:3, 1:2, 1:1, 2:1, 3... Read More about Characteristics and catalytic properties of Ni/CaAlOₓ catalyst for hydrogen-enriched syngas production from pyrolysis-steam reforming of biomass sawdust.

Plasma-photocatalytic conversion of CO₂ at low temperatures: Understanding the synergistic effect of plasma-catalysis (2015)
Journal Article
Mei, D., Zhu, X., Wu, C., Ashford, B., Williams, P. T., & Tu, X. (2016). Plasma-photocatalytic conversion of CO₂ at low temperatures: Understanding the synergistic effect of plasma-catalysis. Applied catalysis. B, Environmental, 182(March), 525-532. https://doi.org/10.1016/j.apcatb.2015.09.052

A coaxial dielectric barrier discharge (DBD) reactor has been developed for plasma-catalytic conversion of pure CO₂ into CO and O₂ at low temperatures (<150 °C) and atmospheric pressure. The effect of specific energy density (SED) on the performance...