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Using cohesive zone models with digital image correlation to obtain a mixed mode I/II fracture envelope of a tough epoxy (2023)
Journal Article
Jackson, C. M., McGuire, J. A., Losada, M. E., Maskery, I., Ashcroft, I., De Vita, R., & Dillard, D. A. (2024). Using cohesive zone models with digital image correlation to obtain a mixed mode I/II fracture envelope of a tough epoxy. Engineering Fracture Mechanics, 295, Article 109732. https://doi.org/10.1016/j.engfracmech.2023.109732

This work describes a method in which the digital image correlation (DIC) method and finite element analysis (FEA) were used to create a quasi-static mixed-mode fracture envelope for bonded joints consisting of 2024-T3 Al adherends and a tough struct... Read More about Using cohesive zone models with digital image correlation to obtain a mixed mode I/II fracture envelope of a tough epoxy.

On the development of twinning-induced plasticity in additively manufactured 316L stainless steel (2023)
Journal Article
Crociata, D. D., Maskery, I., Hague, R., & Simonelli, M. (2023). On the development of twinning-induced plasticity in additively manufactured 316L stainless steel. Additive Manufacturing Letters, 7, Article 100176. https://doi.org/10.1016/j.addlet.2023.100176

A report on twinning-induced plasticity in 316L stainless steel manufactured by metal additive manufacturing (AM) is presented. A tapered tensile test geometry was used which enabled the investigation of twin formation over a range of strain levels i... Read More about On the development of twinning-induced plasticity in additively manufactured 316L stainless steel.

New structure-performance relationships for surface-based lattice heat sinks (2023)
Journal Article
Padrão, D., Hancock, D., Paterson, J., Schoofs, F., Tuck, C., & Maskery, I. (2024). New structure-performance relationships for surface-based lattice heat sinks. Applied Thermal Engineering, 236(Part B), Article 121572. https://doi.org/10.1016/j.applthermaleng.2023.121572

Heat sinks have manifold applications, from micro-electronics to nuclear fusion reactors. Their performance expectations will continue to increase in line with the power consumption and miniaturisation of technology. Additive manufacturing enables t... Read More about New structure-performance relationships for surface-based lattice heat sinks.

Measurement of powder spreading dynamics in additive manufacturing (2023)
Presentation / Conference Contribution
Ferris, S., Thompson, A., Maskery, I., Hall, S., & Piano, S. (2023). Measurement of powder spreading dynamics in additive manufacturing.

In this work, we examine the effect of the state of the pre-processing powder bed in powder-based additive manufacturing, particularly in metal laser powder bed fusion (PBF-LB). The spreading of the powder layer has been identified as a critical but... Read More about Measurement of powder spreading dynamics in additive manufacturing.

A comprehensive characterization of fracture in unit cell open foams generated from Triply Periodic Minimal Surfaces (2022)
Journal Article
Préve, D., Lenarda, P., Maskery, I., & Paggi, M. (2023). A comprehensive characterization of fracture in unit cell open foams generated from Triply Periodic Minimal Surfaces. Engineering Fracture Mechanics, 277, Article 108949. https://doi.org/10.1016/j.engfracmech.2022.108949

The main scope of the proposed study is to assess the occurrence of fracture in Triply Periodic Minimal Surfaces (TPMS) foams subjected to compressive loading. TPMS, developed by the mathematics community, may be exploited as a backbone for developin... Read More about A comprehensive characterization of fracture in unit cell open foams generated from Triply Periodic Minimal Surfaces.

FLatt Pack: A research-focussed lattice design program (2021)
Journal Article
Maskery, I., Parry, L. A., Padrão, D., Hague, R., & Ashcroft, I. A. (2022). FLatt Pack: A research-focussed lattice design program. Additive Manufacturing, 49, Article 102510. https://doi.org/10.1016/j.addma.2021.102510

Lattice structures are an important aspect of design for additive manufacturing (DfAM). They enable significant component light-weighting and the tailoring of a wide range of physical responses; mechanical, thermal, acoustic, etc. In turn, lattice de... Read More about FLatt Pack: A research-focussed lattice design program.

Low thermal expansion machine frame designs using lattice structures (2021)
Journal Article
Juasiripukdee, P., Maskery, I., Ashcroft, I., & Leach, R. (2021). Low thermal expansion machine frame designs using lattice structures. Applied Sciences, 11(19), Article 9135. https://doi.org/10.3390/app11199135

In this work, we investigated tessellating cellular (or lattice) structures for use in a low thermal expansion machine frame. We proposed a concept for a lattice structure with tailorable effective coefficient of thermal expansion (CTE). The design i... Read More about Low thermal expansion machine frame designs using lattice structures.

Additively manufactured ultra-high vacuum chamber for portable quantum technologies (2021)
Journal Article
Cooper, N., Coles, L., Everton, S., Maskery, I., Campion, R., Madkhaly, S., …Hackermüller, L. (2021). Additively manufactured ultra-high vacuum chamber for portable quantum technologies. Additive Manufacturing, 40, Article 101898. https://doi.org/10.1016/j.addma.2021.101898

© 2021 Additive manufacturing is having a dramatic impact on research and industry across multiple sectors, but the production of additively manufactured systems for ultra-high vacuum applications has so far proved elusive and widely been considered... Read More about Additively manufactured ultra-high vacuum chamber for portable quantum technologies.

The deformation and elastic anisotropy of a new gyroid-based honeycomb made by laser sintering (2020)
Journal Article
Maskery, I., & Ashcroft, I. A. (2020). The deformation and elastic anisotropy of a new gyroid-based honeycomb made by laser sintering. Additive Manufacturing, 36, Article 101548. https://doi.org/10.1016/j.addma.2020.101548

© 2020 The Author(s) The stiffness, anisotropy and structural deformation of three gyroid-based lattices was investigated, with particular focus on a newly proposed honeycomb gyroid. This honeycomb is based on a modified triply periodic minimal surfa... Read More about The deformation and elastic anisotropy of a new gyroid-based honeycomb made by laser sintering.

Design and characterisation of an additive manufacturing benchmarking artefact following a design-for-metrology approach (2019)
Journal Article
Santos, V. M. R., Thompson, A., Sims-Waterhouse, D., Maskery, I., Woolliams, P., & Leach, R. (2020). Design and characterisation of an additive manufacturing benchmarking artefact following a design-for-metrology approach. Additive Manufacturing, 32, Article 100964. https://doi.org/10.1016/j.addma.2019.100964

We present the design and characterisation of a high-speed sintering additive manufacturing benchmarking artefact following a design-for-metrology approach. In an important improvement over conventional approaches, the specifications and operating pr... Read More about Design and characterisation of an additive manufacturing benchmarking artefact following a design-for-metrology approach.

Benchmarking of an additive manufacturing process (2018)
Presentation / Conference Contribution
Rivas Santos, V., Maskery, I., Sims-Waterhouse, D., Thompson, A., Leach, R., Ellis, A., & Woolliams, P. (2018). Benchmarking of an additive manufacturing process.

Effective design and simulation of surface-based lattice structures featuring volume fraction and cell type grading (2018)
Journal Article
Maskery, I., Aremu, A., Parry, L., Wildman, R., Tuck, C., & Ashcroft, I. (2018). Effective design and simulation of surface-based lattice structures featuring volume fraction and cell type grading. Materials and Design, 155, 220-232. https://doi.org/10.1016/j.matdes.2018.05.058

In this paper we present a numerical investigation into surface-based lattice structures with the aim of facilitating their design for additive manufacturing. We give the surface equations for these structures and show how they can be used to tailor... Read More about Effective design and simulation of surface-based lattice structures featuring volume fraction and cell type grading.

Compressive failure modes and energy absorption in additively manufactured double gyroid lattices (2018)
Journal Article
Maskery, I., Aboulkhair, N. T., Aremu, A., Tuck, C., & Ashcroft, I. (in press). Compressive failure modes and energy absorption in additively manufactured double gyroid lattices. Additive Manufacturing, 16, https://doi.org/10.1016/j.addma.2017.04.003

Lattice structures are excellent candidates for lightweight, energy absorbing applications such as personal protective equipment. In this paper we explore several important aspects of lattice design and production by metal additive manufacturing, inc... Read More about Compressive failure modes and energy absorption in additively manufactured double gyroid lattices.

Insights into the mechanical properties of several triplyperiodic minimal surface lattice structures made by polymeradditive manufacturing (2017)
Journal Article
Maskery, I., Sturm, L., Aremu, A., Panesar, A., Williams, C., Tuck, C., …Hague, R. J. (2018). Insights into the mechanical properties of several triplyperiodic minimal surface lattice structures made by polymeradditive manufacturing. Polymer, 152, 62-71. https://doi.org/10.1016/j.polymer.2017.11.049

Three-dimensional lattices have applications across a range of fields including structural lightweighting, impact absorption and biomedicine. In this work, lattices based on triply periodic minimal surfaces were produced by polymer additive manufactu... Read More about Insights into the mechanical properties of several triplyperiodic minimal surface lattice structures made by polymeradditive manufacturing.

Defect evolution in laser powder bed fusion additive manufactured components during thermo-mechanical testing (2017)
Presentation / Conference Contribution
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.

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.

Design of mechanically-optimised lattice structures for vibration isolation (2017)
Presentation / Conference Contribution
Syam, W. P., Jianwei, W., Zhao, B., Maskery, I., & Leach, R. K. (2017). Design of mechanically-optimised lattice structures for vibration isolation.

In this study, we investigate the use of additively manufactured strut-based lattice structures to enhance the mechanical vibration isolation properties of a structure. Three lattice designs, inspired by the common strut-based lattice structures, are... Read More about Design of mechanically-optimised lattice structures for vibration isolation.

X-ray computed tomography and additive manufacturing in medicine: a review (2017)
Journal Article
Thompson, A., McNally, D., Maskery, I., & Leach, R. K. (in press). X-ray computed tomography and additive manufacturing in medicine: a review. International Journal of Metrology and Quality Engineering, 8, Article 17. https://doi.org/10.1051/ijmqe/2017015

The use of X-ray computed tomography (XCT) with additive manufacture (AM) within a medical context is examined in this review. The seven AM process families and various XCT scanning techniques are explained in brief, and the use of these technologies... Read More about X-ray computed tomography and additive manufacturing in medicine: a review.