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All Outputs (108)

A Tripropylene Glycol Diacrylate-based Polymeric Support Ink for Material Jetting (2017)
Journal Article
Aboulkhair, N., He, Y., Zhang, F., Saleh, E., Vaithilingam, J., Aboulkhair, N. T., …Wildman, R. D. (2017). A Tripropylene Glycol Diacrylate-based Polymeric Support Ink for Material Jetting. Additive Manufacturing, 16, 153-161. https://doi.org/10.1016/j.addma.2017.06.001

© 2017 Support structures and materials are indispensable components in many Additive Manufacturing (AM) systems in order to fabricate complex 3D structures. For inkjet-based AM techniques (known as Material Jetting), there is a paucity of studies o... Read More about A Tripropylene Glycol Diacrylate-based Polymeric Support Ink for Material Jetting.

Calorimetric study and microstructure analysis of the order-disorder phase transformation in silicon steel built by SLM (2017)
Journal Article
Lemke, J., Simonelli, M., Garibaldi, M., Ashcroft, I., Hague, R., Vedani, M., …Tuck, C. (2017). Calorimetric study and microstructure analysis of the order-disorder phase transformation in silicon steel built by SLM. Journal of Alloys and Compounds, 722, 293-301. https://doi.org/10.1016/j.jallcom.2017.06.085

Innovative Additive Manufacturing (AM) technologies like Selective Laser Melting (SLM) could prove to be efficient for the processing of brittle silicon steel (Fe-Si) with high silicon content. This research elucidates the effects of heat-treatment o... Read More about Calorimetric study and microstructure analysis of the order-disorder phase transformation in silicon steel built by SLM.

3D microfabricated scaffolds and microfluidic devices for ocular surface replacement: a review (2017)
Journal Article
Prina, E., Mistry, P., Sidney, L. E., Yang, J., Wildman, R. D., Bertolin, M., …Rose, F. R. A. (2017). 3D microfabricated scaffolds and microfluidic devices for ocular surface replacement: a review. Stem Cell Reviews and Reports, 13(3), 430-441. https://doi.org/10.1007/s12015-017-9740-6

In recent years, there has been increased research interest in generating corneal substitutes, either for use in the clinic or as in vitro corneal models. The advancement of 3D microfabrication technologies has allowed the reconstruction of the nativ... Read More about 3D microfabricated scaffolds and microfluidic devices for ocular surface replacement: a review.

Design framework for multifunctional additive manufacturing: coupled optimization strategy for structures with embedded functional systems (2017)
Journal Article
Panesar, A., Ashcroft, I., Brackett, D., Wildman, R. D., & Hague, R. (2017). Design framework for multifunctional additive manufacturing: coupled optimization strategy for structures with embedded functional systems. Additive Manufacturing, 16, https://doi.org/10.1016/j.addma.2017.05.009

The driver for this research is the development of multi-material additive manufacturing processes that provide the potential for multi-functional parts to be manufactured in a single operation. In order to exploit the potential benefits of this emer... Read More about Design framework for multifunctional additive manufacturing: coupled optimization strategy for structures with embedded functional systems.

An investigation into the depth and time dependent behavior of UV cured 3D ink jet printed objects (2017)
Journal Article
Chen, X., Ashcroft, I., Tuck, C., He, Y., Hague, R. J., & Wildman, R. D. (2017). An investigation into the depth and time dependent behavior of UV cured 3D ink jet printed objects. Journal of Materials Research, 32(8), 1407-1420. https://doi.org/10.1557/jmr.2017.4

An ultra-violet (UV) curable ink jet 3D printed material was characterized by an inverse finite element modeling (IFEM) technique employing a nonlinear viscoelastic–viscoplastic (NVEVP) material constitutive model; this methodology was compared direc... Read More about An investigation into the depth and time dependent behavior of UV cured 3D ink jet printed objects.

Combined inkjet printing and infrared sintering of silver nanoparticles using a swathe-by-swathe and layer-by-layer approach for 3-dimensional structures (2017)
Journal Article
Vaithilingam, J., Simonelli, M., Saleh, E., Senin, N., Wildman, R. D., Hague, R. J. M., …Tuck, C. J. (2017). Combined inkjet printing and infrared sintering of silver nanoparticles using a swathe-by-swathe and layer-by-layer approach for 3-dimensional structures. ACS Applied Materials and Interfaces, 9(7), 6560-6570. https://doi.org/10.1021/acsami.6b14787

Despite the advancement of additive manufacturing (AM)/3-dimensional (3D) printing, single-step fabrication of multifunctional parts using AM is limited. With the view of enabling multifunctional AM (MFAM), in this study, sintering of metal nanoparti... Read More about Combined inkjet printing and infrared sintering of silver nanoparticles using a swathe-by-swathe and layer-by-layer approach for 3-dimensional structures.

A novel approach to design lesion-specific stents for minimum recoil (2016)
Journal Article
Farhan Khan, M., Brackett, D., Ashcroft, I., Tuck, C., & Wildman, R. D. (in press). A novel approach to design lesion-specific stents for minimum recoil. Journal of Medical Devices, 11(1), Article 011001. https://doi.org/10.1115/1.4034880

Stent geometries are obtained by topology optimization for minimized compliance under different stenosis levels and plaque material types. Three levels of stenosis by cross-sectional area, i.e., 30%, 40%, and 50% and three different plaque material p... Read More about A novel approach to design lesion-specific stents for minimum recoil.

Hierarchical remeshing strategies with mesh mapping for topology optimisation (2016)
Journal Article
Panesar, A., Brackett, D., Ashcroft, I., Wildman, R. D., & Hague, R. (2017). Hierarchical remeshing strategies with mesh mapping for topology optimisation. International Journal for Numerical Methods in Engineering, https://doi.org/10.1002/nme.5488

This work investigates the use of hierarchical mesh decomposition strategies for topology optimisation using bi-directional evolutionary structural optimisation algorithm. The proposed method uses a dual mesh system that decouples the design variable... Read More about Hierarchical remeshing strategies with mesh mapping for topology optimisation.

A voxel-based method of constructing and skinning conformal and functionally graded lattice structures suitable for additive manufacturing (2016)
Journal Article
Aremu, A., Brennan-Craddock, J., Panesar, A., Ashcroft, I., Hague, R. J., Wildman, R. D., & Tuck, C. (in press). A voxel-based method of constructing and skinning conformal and functionally graded lattice structures suitable for additive manufacturing. Additive Manufacturing, 13, https://doi.org/10.1016/j.addma.2016.10.006

Additive Manufacturing (AM) enables the production of geometrically complex parts that are difficult to manufacture by other means. However, conventional CAD systems are limited in the representation of such parts. This issue is exacerbated when latt... Read More about A voxel-based method of constructing and skinning conformal and functionally graded lattice structures suitable for additive manufacturing.

A combined inverse finite element – elastoplastic modelling method to simulate the size-effect in nanoindentation and characterise materials from the nano to micro-scale (2016)
Journal Article
Chen, X., Ashcroft, I., Wildman, R. D., & Tuck, C. (2017). A combined inverse finite element – elastoplastic modelling method to simulate the size-effect in nanoindentation and characterise materials from the nano to micro-scale. International Journal of Solids and Structures, 104-105, 25-34. https://doi.org/10.1016/j.ijsolstr.2016.11.004

Material properties such as hardness can be dependent on the size of the indentation load when that load is small, a phenomenon known as the indentation size effect (ISE). In this work an inverse finite element method (IFEM) is used to investigate th... Read More about A combined inverse finite element – elastoplastic modelling method to simulate the size-effect in nanoindentation and characterise materials from the nano to micro-scale.

3D inkjet-printed UV-curable inks for multi-functional electromagnetic applications (2016)
Journal Article
Saleh, E., Woolliams, P., Clarke, B., Gregory, A., Greedy, S., Smartt, C., …Tuck, C. (2017). 3D inkjet-printed UV-curable inks for multi-functional electromagnetic applications. Additive Manufacturing, 13, 143-148. https://doi.org/10.1016/j.addma.2016.10.002

Inkjet printing of multiple materials is usually processed in multiple steps due to various jetting and curing/sintering conditions. In this paper we report on the development of all inkjet-printed UV-curable electromagnetic responsive inks in a sing... Read More about 3D inkjet-printed UV-curable inks for multi-functional electromagnetic applications.

Additive manufacture of three dimensional nanocomposite based objects through multiphoton fabrication (2016)
Journal Article
Liu, Y., Hu, Q., Zhang, F., Tuck, C., Irvine, D., Hague, R. J., …Wildman, R. D. (2016). Additive manufacture of three dimensional nanocomposite based objects through multiphoton fabrication. Polymers, 8(9), 1-14. https://doi.org/10.3390/polym8090325

Three dimensional structures prepared from a gold-polymer composite formulation have been fabricated using multiphoton lithography. In this process, gold nanoparticles were simultaneously formed through photoreduction whilst polymerisation of two pos... Read More about Additive manufacture of three dimensional nanocomposite based objects through multiphoton fabrication.

Development, printability and post-curing studies of formulations of materials resistant to microbial attachment for use in inkjet based 3D printing (2016)
Journal Article
Begines, B., Hook, A. L., Alexander, M. R., Tuck, C. J., & Wildman, R. D. (2016). Development, printability and post-curing studies of formulations of materials resistant to microbial attachment for use in inkjet based 3D printing. Rapid Prototyping Journal, 22(5), 835-841. https://doi.org/10.1108/RPJ-11-2015-0175

Purpose: This paper aims to print 3D structures from polymers that resist bacterial attachment by reactive jetting of acrylate monomers. Design/methodology/approach: The first step towards printing was ink development. Inks were characterised to car... Read More about Development, printability and post-curing studies of formulations of materials resistant to microbial attachment for use in inkjet based 3D printing.

The UK National Quantum Technologies Hub in sensors and metrology (Keynote Paper) (2016)
Journal Article
Bongs, K., Boyer, V., Cruise, M., Freise, A., Holynski, M., Hughes, J., …John, P. (2016). The UK National Quantum Technologies Hub in sensors and metrology (Keynote Paper). Proceedings of SPIE, 9900, Article 990009. https://doi.org/10.1117/12.2232143

The UK National Quantum Technology Hub in Sensors and Metrology is one of four flagship initiatives in the UK National of Quantum Technology Program. As part of a 20-year vision it translates laboratory demonstrations to deployable practical devices,... Read More about The UK National Quantum Technologies Hub in sensors and metrology (Keynote Paper).

A new photocrosslinkable polycaprolactone based ink for three dimensional inkjet printing (2016)
Journal Article
He, Y., Tuck, C., Prina, E., Kilsby, S., Christie, S. D., Edmondson, S., …Wildman, R. D. (2017). A new photocrosslinkable polycaprolactone based ink for three dimensional inkjet printing. Journal of Biomedical Materials Research Part B: Applied Biomaterials, 105(6), 1645-1657. https://doi.org/10.1002/jbm.b.33699

A new type of photocrosslinkable polycaprolactone (PCL)-based ink that is suitable for three-dimensional (3D) inkjet printing has been developed. Photocrosslinkable PCL dimethylacrylate was synthesized and mixed with poly(ethylene glycol) diacrylate... Read More about A new photocrosslinkable polycaprolactone based ink for three dimensional inkjet printing.

The thermo-mechanical degradation of ethylene vinyl acetate used as a solar panel adhesive and encapsulant (2016)
Journal Article
Badiee, A., Ashcroft, I., & Wildman, R. D. (2016). The thermo-mechanical degradation of ethylene vinyl acetate used as a solar panel adhesive and encapsulant. International Journal of Adhesion and Adhesives, 68, 212-218. https://doi.org/10.1016/j.ijadhadh.2016.03.008

© 2016 The Authors. Published by Elsevier Ltd. The thermal ageing of an ethylene-vinyl acetate (EVA) polymer used as an adhesive and encapsulant in a photovoltaic module has been investigated. The EVA is used to bond the silicon solar cells to the fr... Read More about The thermo-mechanical degradation of ethylene vinyl acetate used as a solar panel adhesive and encapsulant.

Surface microstructuring to modify wettability for 3D printing of nano-filled inks (2016)
Journal Article
Vafaei, S., Tuck, C., Ashcroft, I., & Wildman, R. D. (2016). Surface microstructuring to modify wettability for 3D printing of nano-filled inks. Chemical Engineering Research and Design, 109, https://doi.org/10.1016/j.cherd.2016.02.004

This paper investigates the effect of surface wettability on the cross-sectional profiles of printed nanofluid inks which can have a significant role on conductivity of printed lines that are used in the production of printed electronics. Glass subst... Read More about Surface microstructuring to modify wettability for 3D printing of nano-filled inks.

Inkjet printing of polyimide insulators for the 3D printing of dielectric materials for microelectronic applications (2016)
Journal Article
Zhang, F., Tuck, C., Hague, R. J., He, Y., Saleh, E., Li, Y., …Wildman, R. D. (2016). Inkjet printing of polyimide insulators for the 3D printing of dielectric materials for microelectronic applications. Journal of Applied Polymer Science, https://doi.org/10.1002/APP.43361

In this article, we report the first continuous fabrication of inkjet-printed polyimide films, which were used as insulating layers for the production of capacitors. The polyimide ink was prepared from its precursor poly(amic) acid, and directly prin... Read More about Inkjet printing of polyimide insulators for the 3D printing of dielectric materials for microelectronic applications.

Shape complexity and process energy consumption in electron beam melting: a case of something for nothing in additive manufacturing? (2016)
Journal Article
Baumers, M., Tuck, C., Wildman, R. D., Ashcroft, I., & Hague, R. J. (in press). Shape complexity and process energy consumption in electron beam melting: a case of something for nothing in additive manufacturing?. Journal of Industrial Ecology, https://doi.org/10.1111/jiec.12397

Additive manufacturing (AM) technology is capable of building up component geometry in a layer-by-layer process, entirely without tools, molds, or dies. One advantage of the approach is that it is capable of efficiently creating complex product geome... Read More about Shape complexity and process energy consumption in electron beam melting: a case of something for nothing in additive manufacturing?.