• Recovery of gallium from bauxite residue using combined oxalic acid leaching with adsorption onto zeolite HY 

  Ujaczki, Éva; Courtney, Ronan; Cusack, Patricia; Chinnam, Rama Krishna; Clifford, Seamus; Curtin,Teresa; O’Donoghue,Lisa; (Springer Verlag, 2019)

  Bauxite residue, the byproduct of alumina production, may potentially be a valuable source of strategically important metals, e.g. Gallium. Ga is considered critical element for the EU. To ensure adequate supply of Ga for ...
• Effects of intrinsic properties on fracture nucleation and propagation in swelling hydrogels 

  Ding, Jingqian; Remij, Ernst W.; Remmers, Joris J.C.; Huyghe, Jacques M. (MDPI, 2019)

  In numerous industrial applications, the microstructure of materials is critical for performance. However, finite element models tend to average out the microstructure. Hence, finite element simulations are often unsuitable ...
• Boron nitride nanotube addition enhances the crystallinity and cytocompatibility of PVDF-TrFE 

  Poudel, Anup; Fernandez, Marc A.; Tofail, Syed A. M.; Biggs, Manus J.P. (University of Nebraska Press, 2019)

  Analysis of the cellular response to piezoelectric materials has been driven by the discovery that many tissue components exhibit piezoelectric behavior ex vivo. In particular, polyvinylidene fluoride and the trifluoroethylene ...
• Domain diversity and polarization switching in amino acid B-glycine 

  Vasileva, Daria; Vasilev, Semen; Kholkin, Andrei L; Shur, Vladimir Ya. (MDPI, 2019)

  Piezoelectric materials based on lead zirconate titanate are widely used in sensors and actuators. However, their application is limited because of high processing temperature, brittleness, lack of conformal deposition ...
• Altered intestinal morphology and microbiota composition in the autism spectrum disorders associated SHANK3 mouse model 

  Sauer, Ann Katrin; Bockmann, Juergen; Steinestel, Konrad; Boeckers, Tobias M.; Grabrucker, Andreas M. (MDPI, 2019)

  Autism spectrum disorders (ASD) are a group of neurodevelopmental disorders characterized by deficits in social interaction and communication, and repetitive behaviors. In addition, co-morbidities such as gastro-intestinal ...
• Strain gradient crystal plasticity modelling of size effects in a hierarchical martensitic steel using the Voronoi tessellation method 

  Sun, Fengwei; Meade, Edward D.; O'Dowd, Noel P. (Elsevier, 2019)

  Inelastic deformation of a high-strength martensitic steel (P91) is investigated using a strain gradient crystal plasticity model implemented using the finite element method. Voronoi tessellation is used to model the ...
• Effect of impeller design on homogeneity, size and strength of pharmaceutical granules produced by high-shear wet granulation 

  Mangwandi, Chirangano; Mirza, Zakaria; Liu, Jiang T.; Glocheux, Yoann (Elsevier, 2015)

  Small mixer impeller design is not tailored for granulation because impellers are intended for a wide range of processes. The aim of this research was to evaluate the performances of several impellers to provide guidance ...
• Thermo-mechanical properties of poly ε-caprolactone/poly L-lactic acid blends: addition of nalidixic acid and polyethylene glycol additives 

  Douglas, P.; Albadarin, Ahmad B.; Al-Muhtaseb, Ala’a H.; Mangwandi, Chirangano; Walker, Gavin M. (Elsevier, 2015)

  The search for ideal biomaterials is still on-going for tissue regeneration. In this study, blends of poly ε-caprolactone (PCL) with poly l-lactic acid (PLLA), nalidixic acid (NA) and polyethylene glycol (PEG) were prepared. ...
• Design, production and characterisation of granular adsorbent material for arsenic removal from contaminated wastewater 

  Mangwandi, Chirangano; Suhaimi, Siti N.A.; Liu, Jiang T.; Dhenge, Ranjit M.; Albadarin, Ahmad B. (Elsevier, 2016)

  The objective of this research was to design granulated iron oxide for the adsorption of heavy metals from wastewater. Polyvinyl acetate (PVAc) was chosen as a suitable binder; as it is water insoluble. Initial experiments ...
• Investigation of influence of process variables on mechanical strength, size and homogeneity of pharmaceutical granules produced by fluidised hot melt granulation 

  Mangwandi, Chirangano; Zainal, N.A.; Liu, Jiang T.; Glocheux, Yoann; Albadarin, Ahmad B. (Elsevier, 2015)

  The overall aim of the project was to study the influence of process variables on the distribution of a model active pharmaceutical ingredient (API) during fluidised melt granulation of pharmaceutical granules with a view ...
• High shear granulation of binary mixtures: effect of powder composition on granule properties 

  Mangwandi, Chirangano; Liu, Jiang T.; Albadarin, Ahmad B.; Dhenge, Ranjit M.; Walker, Gavin M. (Elsevier, 2015)

  The granular product being designed in this work required the use of two different powders namely limestone and teawaste; these materials have different bulk and particle densities. The overall aim of the project was to ...
• Mechanism of alizarin red S and methylene blue biosorption onto olive stone: isotherm study in single and binary systems 

  Albadarin, Ahmad B.; Mangwandi, Chirangano (Elsevier, 2015)

  The biosorption process of anionic dye Alizarin Red S (ARS) and cationic dye methylene blue (MB) as a function of contact time, initial concentration and solution pH onto olive stone (OS) biomass has been investigated. ...
• Extraction and purification of curcuminoids from crude curcumin by a combination of crystallization and chromatography 

  Heffernan, Claire; Ukrainczyk, Marko; Gamidi, Rama Krishna; Hodnett, Benjamin K.; Rasmuson, Åke C. (American Chemical Society, 2017)

  In this work a method is developed for the extraction and purification of the three curcuminoids; Curcumin (CUR), Demethoxycurcumin (DMC) and Bisdemethoxycurcumin (BDMC) from commercially available crude curcumin. In a ...
• Phenol degradation by powdered metal ion modified titanium dioxide photocatalysts 

  Khraisheh, Majeda; Wu, Lijun; Al-Muhtaseb, Ala’a H.; Albadarin, Ahmad B.; Walker, Gavin M. (Elsevier, 2012)

  Conventional water purification and disinfection generally involve potentially hazardous substances, some of which known to be carcinogenic in nature. Titanium dioxide photocatalytic processes provide an effective route ...
• Alternative method for producing organic fertiliser from anaerobic digestion liquor and limestone powder: high shear wet granulation 

  Mangwandi, Chirangano; Liu, Jiang T.; Albadarin, Ahmad B.; Allen, Stephen J.; Walker, Gavin M. (Elsevier, 2013)

  .Generally, the solid and liquid fractions (digestate) from Anaerobic Digestion (AD) energy production are considered as waste. This has a negative impact on the sustainability of AD processes because of the financial ...
• Developing ANN-Kriging hybrid model based on process parameters for prediction of mean residence time distribution in twin-screw wet granulation 

  Ismail, Hamza Y.; Singh, Mehakpreet; Darwish, Shaza; Kuhs, Manuel; Shirazian, Saeed; Croker, Denise M.; Khraisheh, Majeda; Albadarin, Ahmad B.; Walker, Gavin M. (Elsevier, 2019)

  Artificial neural network (ANN) modelling is applied to predict the mean residence time of pharmaceutical formulation in a twin-screw granulator. Process parameters including feed flow rate, screw speed, and liquid to solid ...
• Highly selective, high capacity separation of o-xylene from C8 aromatics by a switching adsorbent layered material 

  Wang, Shi-Qiang; Mukherjee, Soumya; Patyk-Kaźmierczak, Ewa; Darwish, Shaza; Bajpai, Alankriti; Yang, Qing‐Yuan; Zaworotko, Michael J. (Wiley and Sons Ltd.,, 2019)

  Purification of the C8 aromatics (xylenes and ethylbenzene) is particularly challenging because of their similar physical properties. It is also relevant because of their industrial utility. Physisorptive separation of C8 ...
• Thermodynamic vs. kinetic basis for polymorph selection 

  Hodnett, Benjamin K.; Verma, Vivek (2019)

  Ratios of equilibrium solubilities rarely exceed two-fold for polymorph pairs. A model has been developed based on two intrinsic properties of polymorph pairs, namely the ratio of equilibrium solubilities of the individual ...
• On the mechanism of Sn tunnelling induced intermetallic formation between Sn-8Zn-3Bi solder alloys and Cu substrates 

  Ren, Guang; Collins, Maurice N. (Elsevier, 2019)

  The interfacial reaction of Sn-8Zn-3Bi-xSb (x = 0, 0.5, 1.0, 1.5) on Cu substrate has been investigated under 150 °C thermal aging up to 720 h and an interfacial reaction mechanism, which governs the aging process, has ...
• Direct measurement of the local field within alkyl-ferrocenylalkanethiolate monolayers: Importance of the supramolecular and electronic structure on the voltammetric response and potential profile 

  Duffin, Thorin J.; Nerngchamnong, Nisachol; Thompson, Damien; Nijhuis, Christian A. (Elsevier Ltd, 2019)

  This paper describes the electrochemical behaviour of self-assembled monolayers (SAMs) of n-alkanethiolates with Fc groups inserted at 14 different positions along the alkyl chain (SCnFcC13-n, n ¼ 0e13) studied by cyclic ...

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