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Modeling the deposition dynamics of a twin-atomizer spray forming system (2010)
Journal Article
Zhang, G., Li, Z., Zhang, Y., Mi, J., & Grant, P. S. (2010). Modeling the deposition dynamics of a twin-atomizer spray forming system. Metallurgical and Materials Transactions B, 41(2), 303-307. https://doi.org/10.1007/s11663-009-9333-0

A numerical study of the deposition dynamics of twin-atomizer spray-forming of large-diameter billets is presented with a focus on the coupled effect of the twinatomizer scan frequency and substrate rotation frequency. The common period of the two fr... Read More about Modeling the deposition dynamics of a twin-atomizer spray forming system.

Use of a Hydraulic Flush Reactor in a Two-Stage Anaerobic Digestion Process for Biodegradable Municipal Waste (2009)
Journal Article
Walker, M., Banks, C. J., & Heaven, S. (2009). Use of a Hydraulic Flush Reactor in a Two-Stage Anaerobic Digestion Process for Biodegradable Municipal Waste. Environmental Engineering Science, 26(11), 1599-1606. https://doi.org/10.1089/ees.2009.0021

Performance of a hydrolysis reactor in which the solids and liquid retention times were uncoupled to give enhanced solids retention and removal of hydrolysis products was evaluated for a feedstock of biodegradable municipal waste (BMW). The reactor w... Read More about Use of a Hydraulic Flush Reactor in a Two-Stage Anaerobic Digestion Process for Biodegradable Municipal Waste.

Potential errors in the quantitative evaluation of biogas production in anaerobic digestion processes (2009)
Journal Article
Walker, M., Zhang, Y., Heaven, S., & Banks, C. (2009). Potential errors in the quantitative evaluation of biogas production in anaerobic digestion processes. Bioresource technology : biomass, bioenergy, biowastes, conversion technologies, biotransformations, production technologies, 100(24), 6339-6346. https://doi.org/10.1016/j.biortech.2009.07.018

Errors that are commonly made in the quantification of biogas from anaerobic digestion experiments were investigated. For liquid displacement gasometers where a barrier solution separates the biogas and the atmosphere, inaccuracy due to gas diffus... Read More about Potential errors in the quantitative evaluation of biogas production in anaerobic digestion processes.

Two-stage anaerobic digestion of biodegradable municipal solid waste using a rotating drum mesh filter bioreactor and anaerobic filter (2009)
Journal Article
Walker, M., Banks, C., & Heaven, S. (2009). Two-stage anaerobic digestion of biodegradable municipal solid waste using a rotating drum mesh filter bioreactor and anaerobic filter. Bioresource technology : biomass, bioenergy, biowastes, conversion technologies, biotransformations, production technologies, 100(18), 4121-4126. https://doi.org/10.1016/j.biortech.2009.03.066

A rotating drum mesh filter bioreactor (RDMFBR) with a 100 μm mesh coupled to an anaerobic filter was used for the anaerobic digestion of biodegradable municipal solid waste (BMW). Duplicate systems were operated for 72 days at an organic loading rat... Read More about Two-stage anaerobic digestion of biodegradable municipal solid waste using a rotating drum mesh filter bioreactor and anaerobic filter.

Validating a voxel-based finite element model of a human mandible using digital speckle pattern interferometry (2009)
Journal Article
Gröning, F., Liu, J., Fagan, M. J., & O'Higgins, P. (2009). Validating a voxel-based finite element model of a human mandible using digital speckle pattern interferometry. Journal of biomechanics, 42(9), 1224-1229. https://doi.org/10.1016/j.jbiomech.2009.03.025

Finite element analysis is a powerful tool for predicting the mechanical behaviour of complex biological structures like bones, but to be confident in the results of an analysis, the model should be validated against experimental data. In such valida... Read More about Validating a voxel-based finite element model of a human mandible using digital speckle pattern interferometry.

The flexural stiffness characteristics of viscoelastically prestressed polymeric matrix composites (2009)
Journal Article
Pang, J. W. C., & Fancey, K. S. (2009). The flexural stiffness characteristics of viscoelastically prestressed polymeric matrix composites. Composites Part A: Applied Science and Manufacturing, 40(6-7), 784-790. https://doi.org/10.1016/j.compositesa.2009.03.009

A novel composite material is described, where tension, applied to polymeric fibres, is released prior to moulding them into a matrix. On matrix solidification, compressive stresses imparted by the viscoelastically strained fibres improve mechanical... Read More about The flexural stiffness characteristics of viscoelastically prestressed polymeric matrix composites.

Development of a coarse membrane bioreactor for two-stage anaerobic digestion of biodegradable municipal solid waste (2009)
Journal Article
Walker, M., Banks, C. J., & Heaven, S. (2009). Development of a coarse membrane bioreactor for two-stage anaerobic digestion of biodegradable municipal solid waste. Water science and technology : a journal of the International Association on Water Pollution Research, 59(4), 729-735. https://doi.org/10.2166/wst.2009.012

A laboratory-scale coarse membrane bioreactor was developed to test its potential for the enhanced degradation of biodegradable municipal (solid) waste. The purpose of the mesh was to retain solid substrate and biomass in the reactor, promoting optim... Read More about Development of a coarse membrane bioreactor for two-stage anaerobic digestion of biodegradable municipal solid waste.

Masticatory loading and bone adaptation in the supraorbital torus of developing macaques (2008)
Journal Article
Kupczik, K., Dobson, C. A., Crompton, R. H., Phillips, R., Oxnard, C. E., Fagan, M. J., & O'Higgins, P. (2009). Masticatory loading and bone adaptation in the supraorbital torus of developing macaques. American journal of physical anthropology, 139(2), 193-203. https://doi.org/10.1002/ajpa.20972

Research on the evolution and adaptive significance of primate craniofacial morphologies has focused on adult, fully developed individuals. Here, we investigate the possible relationship between the local stress environment arising from masticatory l... Read More about Masticatory loading and bone adaptation in the supraorbital torus of developing macaques.

Laboratory studies of near-grazing impulsive sound propagating over rough water (2008)
Journal Article
Qin, Q., Lukaschuk, S., & Attenborough, K. (2008). Laboratory studies of near-grazing impulsive sound propagating over rough water. The Journal of the Acoustical Society of America, 124(2), EL40-EL44. https://doi.org/10.1121/1.2947627

Acoustic impulses due to an electrical spark source (main acoustic energy near 15 kHz) have been measured after propagating near to the water surface in a shallow container resting on a vibrating platform. Control of the platform vibration enabled co... Read More about Laboratory studies of near-grazing impulsive sound propagating over rough water.

Modelling the shape and thermal dynamics of Ni superalloy rings during spray forming. Part 2 : Thermal modelling - Heat flow and solidification (2008)
Journal Article
Mi, J., & Grant, P. S. (2008). Modelling the shape and thermal dynamics of Ni superalloy rings during spray forming. Part 2 : Thermal modelling - Heat flow and solidification. Acta Materialia, 56(7), 1597-1608. https://doi.org/10.1016/j.actamat.2007.12.022

In Part 1 of this paper, a model was described to simulate the dynamic shape evolution of Ni superalloy rings during spray forming, concentrating on the effects of droplet splashing and redeposition. In this part, a companion model is presented that... Read More about Modelling the shape and thermal dynamics of Ni superalloy rings during spray forming. Part 2 : Thermal modelling - Heat flow and solidification.

Modelling the shape and thermal dynamics of Ni superalloy rings during spray forming Part 1: Shape modelling - Droplet deposition, splashing and redeposition (2008)
Journal Article
Mi, J., & Grant, P. S. (2008). Modelling the shape and thermal dynamics of Ni superalloy rings during spray forming Part 1: Shape modelling - Droplet deposition, splashing and redeposition. Acta Materialia, 56(7), 1588-1596. https://doi.org/10.1016/j.actamat.2007.12.021

A numerical model has been developed to simulate the dynamic shape evolution of Ni superalloy rings during spray forming. The model comprises: (1) a droplet primary deposition model, simulating droplet primary deposition at a deposition surface; (2)... Read More about Modelling the shape and thermal dynamics of Ni superalloy rings during spray forming Part 1: Shape modelling - Droplet deposition, splashing and redeposition.

Analysis of the tensile behaviour of viscoelastically prestressed polymeric matrix composites (2008)
Journal Article
Pang, J. W. C., & Fancey, K. S. (2008). Analysis of the tensile behaviour of viscoelastically prestressed polymeric matrix composites. Composites Science and Technology, 68(7-8), 1903-1910. https://doi.org/10.1016/j.compscitech.2007.12.018

A novel composite material is reported, in which tension, applied to polymeric fibres, is released prior to moulding them into a matrix. Following matrix solidification, compressive stresses imparted by the viscoelastically strained fibres impede cra... Read More about Analysis of the tensile behaviour of viscoelastically prestressed polymeric matrix composites.

Numerical modelling of spray formed grain size evolution (2007)
Journal Article
Mi, J. W., & Grant, P. S. (2007). Numerical modelling of spray formed grain size evolution. Materials Science Forum, 561-565(PART 3), 1991-1994. https://doi.org/10.4028/www.scientific.net/msf.561-565.1991

A numerical model has been developed to simulate the distribution of polygonal grain size in a sprayed microstructure formed from an alloy droplet spray containing a large number of solid, mushy and liquid droplets. The model takes into account the e... Read More about Numerical modelling of spray formed grain size evolution.

Multiphysics modelling of the spray forming process (2007)
Journal Article
Mi, J., Grant, P., Fritsching, U., Belkessam, O., Garmendia, I., & Landaberea, A. (2008). Multiphysics modelling of the spray forming process. Materials Science and Engineering: A, 477(1-2), 2-8. https://doi.org/10.1016/j.msea.2007.08.083

An integrated, multiphysics numerical model has been developed through the joint efforts of the University of Oxford (UK), University of Bremen (Germany) and Inasmet (Spain) to simulate the spray forming process. The integrated model consisted of fou... Read More about Multiphysics modelling of the spray forming process.

Force measurement from viscoelastically recovering Nylon 6,6 fibres (2007)
Journal Article
Pang, J. W. C., Lamin, B. M., & Fancey, K. S. (2008). Force measurement from viscoelastically recovering Nylon 6,6 fibres. Materials letters, 62(10-11), 1693-1696. https://doi.org/10.1016/j.matlet.2007.09.061

The force generated from viscoelastically stored energy in nylon 6,6 fibres was investigated. A 320 MPa, 24 h tensile creep stress was applied to annealed yarn. Following elastic (short-term) recovery, the yarn was allowed to contract from a loose st... Read More about Force measurement from viscoelastically recovering Nylon 6,6 fibres.

Optimisation of spray forming ni superalloys via process modelling and on-line monitoring (2007)
Journal Article
Mi, J., & Grant, P. S. (2007). Optimisation of spray forming ni superalloys via process modelling and on-line monitoring. Materials Science Forum, 546-549, 1327-1332. https://doi.org/10.4028/www.scientific.net/msf.546-549.1327

The optimisation of spray forming IN718 alloy rings for aeroengine applications was investigated using both modelling and experimental approaches. A multiphysics numerical model has been developed and implemented to assist in the optimisation of the... Read More about Optimisation of spray forming ni superalloys via process modelling and on-line monitoring.

Imaging of aerosols using time of flight secondary ion mass spectrometry (2007)
Journal Article
Font Palma, C., Evans, G. J., & Sodhi, R. N. (2007). Imaging of aerosols using time of flight secondary ion mass spectrometry. Applied Surface Science, 253(14), 5951-5956. https://doi.org/10.1016/j.apsusc.2006.12.126

Interest in environmental aerosol chemistry has grown over the last decade as a result of its role in both climate change and troposheric pollution. In this work, the combination of ToF-SIMS and SEM/EDX was employed to explore the surface chemistry o... Read More about Imaging of aerosols using time of flight secondary ion mass spectrometry.

Assessing mechanical function of the zygomatic region in macaques: validation and sensitivity testing of finite element models (2006)
Journal Article
Kupczik, K., Dobson, C. A., Fagan, M. J., Crompton, R. H., Oxnard, C. E., & O'Higgins, P. (2007). Assessing mechanical function of the zygomatic region in macaques: validation and sensitivity testing of finite element models. Journal of anatomy, 210(1), 41-53. https://doi.org/10.1111/j.1469-7580.2006.00662.x

Crucial to the interpretation of the results of any finite element analysis of a skeletal system is a test of the validity of the results and an assessment of the sensitivity of the model parameters. We have therefore developed finite element models... Read More about Assessing mechanical function of the zygomatic region in macaques: validation and sensitivity testing of finite element models.