All Outputs (83)

New models for energy beam machining enable accurate generation of freeforms (2017)
Journal Article
Axinte, D. A., Billingham, J., & Guillerna, A. B. (in press). New models for energy beam machining enable accurate generation of freeforms. Science Advances, 3(9), Article e1701201. https://doi.org/10.1126/sciadv.1701201

We demonstrate that, despite differences in their nature, many energy beam controlled-depth machining processes (e.g. waterjet, pulsed laser, focused ion beam) can be modelled using the same mathematical framework – a partial differential evolution e... Read More about New models for energy beam machining enable accurate generation of freeforms.

Towards the noise reduction of piezoelectrical-driven synthetic jet actuators (2017)
Journal Article
Jabbal, M., & Jeyalingam, J. (2017). Towards the noise reduction of piezoelectrical-driven synthetic jet actuators. Sensors and Actuators A: Physical, 266, https://doi.org/10.1016/j.sna.2017.09.036

This work details an experimental investigation aimed at reducing the noise output of piezoelectrical-driven synthetic jet actuators while minimising peak jet velocity reduction. The study considers double-chamber actuator for anti-phase noise suppre... Read More about Towards the noise reduction of piezoelectrical-driven synthetic jet actuators.

Modelling of ductile fracture in single point incremental forming using a modified GTN model (2017)
Journal Article
Gatea, S., Ou, H., Lu, B., & McCartney, G. (2017). Modelling of ductile fracture in single point incremental forming using a modified GTN model. Engineering Fracture Mechanics, 186, https://doi.org/10.1016/j.engfracmech.2017.09.021

Understanding the deformation and failure mechanisms in single point incremental forming (SPIF) is of great importance for achieving improved formability. Furthermore, there will be added benefits for more in depth evaluation of the effect of localis... Read More about Modelling of ductile fracture in single point incremental forming using a modified GTN model.

A one-pot-one-reactant synthesis of platinum compounds at the nanoscale (2017)
Journal Article
Stoppiello, C. T., Biskupek, J., Li, Z. Y., Rance, G. A., Botos, A., Fogarty, R. M., …Khlobystov, A. N. (2017). A one-pot-one-reactant synthesis of platinum compounds at the nanoscale. Nanoscale, 9(38), https://doi.org/10.1039/C7NR05976K

The preparation of inorganic nanomaterials with a desired structure and specific properties requires the ability to strictly control their size, shape and composition. A series of chemical reactions with platinum compounds carried out within the 1.5... Read More about A one-pot-one-reactant synthesis of platinum compounds at the nanoscale.

3D reactive inkjet printing of polydimethylsiloxane (2017)
Journal Article
Sturgess, C., Tuck, C. J., Ashcroft, I. A., & Wildman, R. D. (2017). 3D reactive inkjet printing of polydimethylsiloxane. Journal of Materials Chemistry C, 5(37), 9733-9745. https://doi.org/10.1039/c7tc02412f

© 2017 The Royal Society of Chemistry. Material jetting is a process whereby liquid material can be deposited onto a substrate to solidify. Through a process of progressive additional layers, this deposition can then be used to produce 3D structures.... Read More about 3D reactive inkjet printing of polydimethylsiloxane.

A microscopy approach for in situ inspection of the ?CMM stylus for contamination (2017)
Journal Article
Feng, X., Pascal, J., & Lawes, S. (in press). A microscopy approach for in situ inspection of the ?CMM stylus for contamination. Measurement Science and Technology, 28(9), https://doi.org/10.1088/1361-6501/aa7c93

During the µCMM measurement process, contamination gradually builds up on the surface of the stylus tip and affects dimensional accuracy of the measurement. Regular inspection of the stylus for contamination is essential in determining the appropriat... Read More about A microscopy approach for in situ inspection of the ?CMM stylus for contamination.

Hot tensile fracture characteristics and constitutive modelling of polyether-ether-ketone (PEEK) (2017)
Journal Article
Chen, F., Ou, H., Gatea, S., & Long, H. (2017). Hot tensile fracture characteristics and constitutive modelling of polyether-ether-ketone (PEEK). Polymer Testing, 63, https://doi.org/10.1016/j.polymertesting.2017.07.032

The effects of strain rate and deformation temperature on the deformation behaviors of polyether-ether-ketone (PEEK) were studied by uniaxial tensile tests with the temperature range of 23–150 °C and strain rate of 0.01–1 s−1. The effects of deformat... Read More about Hot tensile fracture characteristics and constitutive modelling of polyether-ether-ketone (PEEK).

Characterisation of the topography of metal additive surface features with different measurement technologies (2017)
Journal Article
Senin, N., Thompson, A., & Leach, R. K. (2017). Characterisation of the topography of metal additive surface features with different measurement technologies. Measurement Science and Technology, 28(9), Article 095003. https://doi.org/10.1088/1361-6501/aa7ce2

© 2017 IOP Publishing Ltd. The challenges of measuring the surface topography of metallic surfaces produced by additive manufacturing are investigated. The differences between measurements made using various optical and non-optical technologies, incl... Read More about Characterisation of the topography of metal additive surface features with different measurement technologies.

The impact of temperature on wave interaction with damage in composite structures (2017)
Journal Article
Apalowo, R., Chronopoulos, D., Ichchou, M., Essa, Y., & Martin De La Escalera, F. (2017). The impact of temperature on wave interaction with damage in composite structures. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 231(16), https://doi.org/10.1177/0954406217718217

The increased use of composite materials in modern aerospace and automotive structures, and the broad range of launch vehicles’ operating temperature imply a great temperature range for which the structures has to be frequently and thoroughly inspect... Read More about The impact of temperature on wave interaction with damage in composite structures.

The influence of the indentation size in relation to the size of the microstructure of three polycrystalline materials indented with a Berkovich indenter (2017)
Journal Article
Iracheta, O., Bennett, C., & Sun, W. (in press). The influence of the indentation size in relation to the size of the microstructure of three polycrystalline materials indented with a Berkovich indenter. Materials Science and Engineering: A, https://doi.org/10.1016/j.msea.2017.08.023

Three different polycrystalline materials, a fine-grained martensitic steel (CrMoV), a coarse-grained high-purity copper (C110), and a two-phase microstructure titanium alloy (Ti-6Al-4V), have been selected to investigate the heterogeneity of deforma... Read More about The influence of the indentation size in relation to the size of the microstructure of three polycrystalline materials indented with a Berkovich indenter.

Staged thermomechanical testing of nickel superalloys produced by selective laser melting (2017)
Journal Article
Xu, Z., Hyde, C. J., Thompson, A., Leach, R. K., Maskery, I., Tuck, C., & Clare, A. T. (2017). Staged thermomechanical testing of nickel superalloys produced by selective laser melting. Materials and Design, 133, 520-527. https://doi.org/10.1016/j.matdes.2017.08.009

The creep performance of additively manufactured components remains an issue before additive manufacturing can be put fully implemented. In this study, Inconel 718 two-bar specimens are produced by selective laser melting and subjected to a ‘staged’... Read More about Staged thermomechanical testing of nickel superalloys produced by selective laser melting.

Recycling graphene from supercapacitor electrodes as reinforcing filler for epoxy resins (2017)
Journal Article
Jiang, G., & Pickering, S. J. (2019). Recycling graphene from supercapacitor electrodes as reinforcing filler for epoxy resins. Waste and Biomass Valorization, 10(1), 215-221. https://doi.org/10.1007/s12649-017-0039-2

A wet shredding process has been developed for recycling graphene from the electrodes of supercapacitors into polymer composites. At first, supercapacitors are cut open to expose the interior graphene based electrodes. The electrodes are heat-treated... Read More about Recycling graphene from supercapacitor electrodes as reinforcing filler for epoxy resins.

Environmental dimensions of additive manufacturing: mapping application domains and their environmental implications (2017)
Journal Article
Kellens, K., Baumers, M., Gutowski, T. G., Flanagan, W., Lifset, R., & Duflou, J. R. (2017). Environmental dimensions of additive manufacturing: mapping application domains and their environmental implications. Journal of Industrial Ecology, https://doi.org/10.1111/jiec.12629

Additive manufacturing (AM) proposes a novel paradigm for engineering design and manufacturing, which has profound economic, environmental, and security implications. The design freedom offered by this category of manufacturing processes and its abil... Read More about Environmental dimensions of additive manufacturing: mapping application domains and their environmental implications.

Numerical study on load-bearing capabilities of beam-like lattice structures with three different unit cells (2017)
Journal Article
Niu, J., Choo, H. L., Sun, W., & Mok, S. H. (2018). Numerical study on load-bearing capabilities of beam-like lattice structures with three different unit cells. International Journal of Mechanics and Materials in Design, 14(3), 443-460. https://doi.org/10.1007/s10999-017-9384-3

The design and analysis of lattice structures manufactured using Additive Manufacturing (AM) technique is a new approach to create lightweight high-strength components. However, it is difficult for engineers to choose the proper unit cell for a certa... Read More about Numerical study on load-bearing capabilities of beam-like lattice structures with three different unit cells.

Long discontinuous carbon fibre/polypropylene composites for high volume structural applications (2017)
Journal Article
Harper, L., Burn, D., Johnson, M. S., & Warrior, N. (in press). Long discontinuous carbon fibre/polypropylene composites for high volume structural applications. Journal of Composite Materials, https://doi.org/10.1177/0021998317722204

A processing route is presented to manufacture discontinuous carbon fibre reinforced polypropylene (CF.PP) composites, using much longer fibre lengths (25mm) and higher volume fractions (up to 45%) than previously reported in the literature. Carbon f... Read More about Long discontinuous carbon fibre/polypropylene composites for high volume structural applications.

Human behaviour in emergency situations: Comparisons between aviation and rail domains (2017)
Journal Article
Stedmon, A., Lawson, G., Lewis, L., Richards, D., & Grant, R. (2017). Human behaviour in emergency situations: Comparisons between aviation and rail domains. Security Journal, 30(3), 963-978. https://doi.org/10.1057/sj.2015.34

This article presents a comparative review of the knowledge base regarding human behaviour in emergencies for both aviation and rail domains. Generic models of human behaviour in emergency situations are introduced and specific attention is then focu... Read More about Human behaviour in emergency situations: Comparisons between aviation and rail domains.

An evaluation of the capability of data conversion of impression creep test (2017)
Journal Article
Cacciapuoti, B., Sun, W., McCartney, D., Morris, A., Lockyer, S., Ab Razak, N., …Hulance, J. (in press). An evaluation of the capability of data conversion of impression creep test. Materials at High Temperatures, 34(5-6), https://doi.org/10.1080/09603409.2017.1346747

High temperature power plant components are now working far beyond their operative designed life. Establishing their in-service material properties has become a matter of significant concern for power generation companies. Advantages for the assessme... Read More about An evaluation of the capability of data conversion of impression creep test.

Toward process control from formal models of transformable manufacturing systems (2017)
Journal Article
Bakker, O. J., Chaplin, J. C., de Silva, L., Felli, P., Sanderson, D., Logan, B., & Ratchev, S. (2018). Toward process control from formal models of transformable manufacturing systems. Procedia CIRP, 63, 521-526. https://doi.org/10.1016/j.procir.2017.03.159

The automation and flexibility of production systems is a key step towards improved profitability and competitiveness in high labour cost areas, when producing high-complexity, low-volume products. In the Evolvable Assembly Systems (EAS) project, the... Read More about Toward process control from formal models of transformable manufacturing systems.

Variation analysis of automated wing box assembly (2017)
Journal Article
Bakker, O. J., Popov, A. A., & Ratchev, S. M. (2017). Variation analysis of automated wing box assembly. Procedia CIRP, 69, 406-411. https://doi.org/10.1016/j.procir.2017.02.034

Manufacturing process variability is a major issue of concern in high value industries. Manufacturing small batches and in some cases batches of one is a very expensive process with specific requirements for manufacturing operations, tooling and fixt... Read More about Variation analysis of automated wing box assembly.

Waterjet and laser etching: the nonlinear inverse problem (2017)
Journal Article
Bilbao Guillerna, A., Axinte, D. A., Billingham, J., & Cadot, G. (2017). Waterjet and laser etching: the nonlinear inverse problem. Royal Society Open Science, 4(161031), https://doi.org/10.1098/rsos.161031

In waterjet and laser milling, material is removed from a solid surface in a succession of layers to create a new shape, in a depth-controlled manner. The inverse problem consists of defining the control parameters, in particular, the two-dimensional... Read More about Waterjet and laser etching: the nonlinear inverse problem.