All Outputs (15)

Advancing electrochemical jet methods through manipulation of the angle of address (2017)
Journal Article
Mitchell-Smith, J., Speidel, A., & Clare, A. (2018). Advancing electrochemical jet methods through manipulation of the angle of address. Journal of Materials Processing Technology, 255, https://doi.org/10.1016/j.jmatprotec.2017.12.026

Electrochemical jet processing techniques have traditionally been considered to be limited to planar interactions with the electrolyte jet being maintained normal to the workpiece surface. In this study, the viability and resultant effects of articul... Read More about Advancing electrochemical jet methods through manipulation of the angle of address.

Transitory electrochemical masking for precision jet processing techniques (2017)
Journal Article
Mitchell-Smith, J., Speidel, A., & Clare, A. (2018). Transitory electrochemical masking for precision jet processing techniques. Journal of Manufacturing Processes, 31, https://doi.org/10.1016/j.jmapro.2017.11.028

Electrochemical jet processing techniques provide an efficient method for large area surface structuring and micro-milling, where the metallurgy of the near-surface is assured and not adversely affected by thermal loading. Here, doped electrolytes ar... Read More about Transitory electrochemical masking for precision jet processing techniques.

Targeted rework strategies for powder bed additive manufacture (2017)
Journal Article
Hirsch, M., Dryburgh, P., Catchpole-Smith, S., Patel, R., Parry, L., Sharples, S., …Clare, A. (2018). Targeted rework strategies for powder bed additive manufacture. Additive Manufacturing, 19, 127-133. https://doi.org/10.1016/j.addma.2017.11.011

A major factor limiting the adoption of powder-bed-fusion additive manufacturing for production of parts is the control of build process defects and the effect these have upon the certification of parts for structural applications. In response to thi... Read More about Targeted rework strategies for powder bed additive manufacture.

On the machinability of directed energy deposited Ti6Al4V (2017)
Journal Article
Oyelola, O., Crawforth, P., M’Saoubi, R., & Clare, A. T. (2018). On the machinability of directed energy deposited Ti6Al4V. Additive Manufacturing, 19, https://doi.org/10.1016/j.addma.2017.11.005

Current class Directed Energy Deposition (DED) techniques used for component manufacture and repair have inherently poor geometrical tolerance. Hence, there remains a requirement to apply conventional machining strategies post build in order to achie... Read More about On the machinability of directed energy deposited Ti6Al4V.

Modelling of single spark interactions during electrical discharge coating (2017)
Journal Article
Algodi, S. J., Clare, A. T., & Brown, P. D. (2018). Modelling of single spark interactions during electrical discharge coating. Journal of Materials Processing Technology, 252, https://doi.org/10.1016/j.jmatprotec.2017.10.029

Electrical discharge coating (EDC) methods may be used to enhance the surface functionality of electrical discharge machined components. However, industrial uptake of EDC has been restricted due to limited understanding of the fundamental interaction... Read More about Modelling of single spark interactions during electrical discharge coating.

Defect evolution in laser powder bed fusion additive manufactured components during thermo-mechanical testing (2017)
Conference Proceeding
Xu, Z., Hyde, C. J., Thompson, A., Leach, R. K., Maskery, I., Tuck, C., & Clare, A. T. (2017). Defect evolution in laser powder bed fusion additive manufactured components during thermo-mechanical testing.

The mechanical performance of additively manufactured (AM) components remains an issue, limiting the implementation of AM technologies. In this work, a new method is presented, to examine the evolution of defects in an Inconel 718 two-bar test specim... Read More about Defect evolution in laser powder bed fusion additive manufactured components during thermo-mechanical testing.

Meso-scale defect evaluation of selective laser melting using spatially resolved acoustic spectroscopy (2017)
Journal Article
Hirsch, M., Catchpole-Smith, S., Patel, R., Marrow, P., Li, W., Tuck, C., …Clare, A. T. (2017). Meso-scale defect evaluation of selective laser melting using spatially resolved acoustic spectroscopy. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 473(2205), https://doi.org/10.1098/rspa.2017.0194

Developments in additive manufacturing technology are serving to expand the potential applications. Critical developments are required in the supporting areas of measurement and in process inspection to achieve this. CM247LC is a nickel superalloy th... Read More about Meso-scale defect evaluation of selective laser melting using spatially resolved acoustic spectroscopy.

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.

Enhanced sensing and conversion of ultrasonic Rayleigh waves by elastic metasurfaces (2017)
Journal Article
Colombi, A., Ageeva, V., Smith, R. J., Clare, A. T., Patel, R., Clark, M., …Craster, R. V. (2017). Enhanced sensing and conversion of ultrasonic Rayleigh waves by elastic metasurfaces. Scientific Reports, 7(1), Article 6750. https://doi.org/10.1038/s41598-017-07151-6

Recent years have heralded the introduction of metasurfaces that advantageously combine the vision of sub-wavelength wave manipulation, with the design, fabrication and size advantages associated with surface excitation. An important topic within met... Read More about Enhanced sensing and conversion of ultrasonic Rayleigh waves by elastic metasurfaces.

Energy distribution modulation by mechanical design for electrochemical jet processing techniques (2017)
Journal Article
Mitchell-Smith, J., Speidel, A., Gaskell, J., & Clare, A. T. (2017). Energy distribution modulation by mechanical design for electrochemical jet processing techniques. International Journal of Machine Tools and Manufacture, 122, https://doi.org/10.1016/j.ijmachtools.2017.05.005

The increasing demand for optimised component surfaces with enhanced chemical and geometric complexity is a key driver in the manufacturing technology required for advanced surface production. Current methodologies cannot create complex surfaces in a... Read More about Energy distribution modulation by mechanical design for electrochemical jet processing techniques.

Electrolyte design for suspended particulates in electrolyte jet processing (2017)
Journal Article
Clare, A. T., Speidel, A., Mitchell-Smith, J., & Patwardhan, S. (2017). Electrolyte design for suspended particulates in electrolyte jet processing. CIRP Annals - Manufacturing Technology, 66(1), 201-204. https://doi.org/10.1016/j.cirp.2017.04.133

The addition of particles (less than 1 μm) to electrolyte feedstocks results in marked changes to the morphology of deposits when electrolyte jet processing (EJP) compared to electrolyte only feedstocks. Through the use of a ‘carrier’ electrolyte in... Read More about Electrolyte design for suspended particulates in electrolyte jet processing.

Tribological behaviour of an electrochemical jet machinedtextured Al-Si automotive cylinder liner material (2017)
Journal Article
Walker, J., Kamps, T., Lam, J., Mitchell-Smith, J., & Clare, A. T. (2017). Tribological behaviour of an electrochemical jet machinedtextured Al-Si automotive cylinder liner material. Wear, 376-377(B), 1611-1621. https://doi.org/10.1016/j.wear.2017.01.085

This paper investigates the use of Electrochemical Jet Machining to surface texture a hyper-eutectic Al-Si cylinder liner material. Samples were lapped to a 6?m finish followed by immersion in 1mol NaOH to expose the primary silicon colonies above th... Read More about Tribological behaviour of an electrochemical jet machinedtextured Al-Si automotive cylinder liner material.

Can Healthcare Assistant Training (CHAT) improve the relational care of older people? A developmental and feasibility study of a complex intervention (2017)
Journal Article
Arthur, A., Aldus, C., Sarre, S., Maben, J., Wharrad, H., Schneider, J. M., …Nicholson, C. (2017). Can Healthcare Assistant Training (CHAT) improve the relational care of older people? A developmental and feasibility study of a complex intervention. Health Services and Delivery Research, 5(10), https://doi.org/10.3310/hsdr05100

Background: Older people account for an increasing proportion of those receiving NHS acute care. The quality of healthcare delivered to older people has come under increased scrutiny. Healthcare assistants (HCAs) provide much of the direct care of ol... Read More about Can Healthcare Assistant Training (CHAT) improve the relational care of older people? A developmental and feasibility study of a complex intervention.

Fractal scan strategies for selective laser melting of ‘unweldable’ nickel superalloys (2017)
Journal Article
Catchpole-Smith, S., Aboulkhair, N., Parry, L., Tuck, C., Ashcroft, I., & Clare, A. (in press). Fractal scan strategies for selective laser melting of ‘unweldable’ nickel superalloys. Additive Manufacturing, https://doi.org/10.1016/j.addma.2017.02.002

The high thermal gradients experienced during manufacture via selective laser melting commonly result in cracking of high γ/γ′ Nickel based superalloys. Such defects cannot be tolerated in applications where component integrity is of paramount import... Read More about Fractal scan strategies for selective laser melting of ‘unweldable’ nickel superalloys.

Controlling DC permeability in cast steels (2017)
Journal Article
Sumner, A., Gerada, C., Brown, N., & Clare, A. (2017). Controlling DC permeability in cast steels. Journal of Magnetism and Magnetic Materials, 429, 79-85. https://doi.org/10.1016/j.jmmm.2016.12.137

Annealing (at multiple cooling rates) and quenching (with tempering) was performed on specimens of cast steel of varying composition. The aim was to devise a method for selecting the steel with the highest permeability, from any given range of steels... Read More about Controlling DC permeability in cast steels.