All Outputs (106)

A mechanical property evaluation of graded density Al-Si10-Mg lattice structures manufactured by selective laser melting (2016)
Journal Article

Metal components with applications across a range of industrial sectors can be manufactured by selective laser melting (SLM). A particular strength of SLM is its ability to manufacture components incorporating periodic lattice structures not realisab... Read More about A mechanical property evaluation of graded density Al-Si10-Mg lattice structures manufactured by selective laser melting.

A new photocrosslinkable polycaprolactone based ink for three dimensional inkjet printing (2016)
Journal Article

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.

Improving the fatigue behaviour of a selectively laser melted aluminium alloy: Influence of heat treatment and surface quality (2016)
Journal Article

Selective laser melting (SLM) is being widely utilised to fabricate intricate structures used in various industries. Widening the range of applications that can benefit from such promising technology requires validating SLM parts in load bearing appl... Read More about Improving the fatigue behaviour of a selectively laser melted aluminium alloy: Influence of heat treatment and surface quality.

The microstructure and mechanical properties of selectively laser melted AlSi10Mg: The effect of a conventional T6-like heat treatment (2016)
Journal Article

Selective laser melting (SLM) of aluminium is of research interest because of its potential benefits to high value manufacturing applications in the aerospace and automotive industries. In order to demonstrate the credibility of SLM Al parts, their m... Read More about The microstructure and mechanical properties of selectively laser melted AlSi10Mg: The effect of a conventional T6-like heat treatment.

An investigation into reinforced and functionally graded lattice structures (2016)
Journal Article

Lattice structures are regarded as excellent candidates for use in lightweight energy absorbing applications, such as crash protection. In this paper we investigate the crushing behaviour, mechanical properties and energy absorption of lattices made... Read More about An investigation into reinforced and functionally graded lattice structures.

Surface microstructuring to modify wettability for 3D printing of nano-filled inks (2016)
Journal Article

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.

An investigation of the behavior of solvent based polycaprolactone ink for material jetting (2016)
Journal Article

Inkjet printing of polyimide insulators for the 3D printing of dielectric materials for microelectronic applications (2016)
Journal Article

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

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?.

Three dimensional ink-jet printing of biomaterials using ionic liquids and co-solvents (2016)
Journal Article

1-Ethyl-3-methylimidazolium acetate ([C2C1Im][OAc]) and 1-butyl-3-methylimidazolium acetate ([C4C1Im][OAc]) have been used as solvents for the dissolution and ink-jet printing of cellulose from 1.0 to 4.8 wt%, mixed with the co-solvents 1-butanol and... Read More about Three dimensional ink-jet printing of biomaterials using ionic liquids and co-solvents.

Nanoindentation shows uniform local mechanical properties across melt pools and layers produced by selective laser melting of AlSi10Mg alloy (2016)
Journal Article

Single track and single layer AlSi10Mg has been produced by selective laser melting (SLM) of alloy powder on a AlSi12 cast substrate. The SLM technique produced a cellular-dendritic ultra-fined grained microstructure. Chemical composition mapping an... Read More about Nanoindentation shows uniform local mechanical properties across melt pools and layers produced by selective laser melting of AlSi10Mg alloy.

Quantification and characterisation of porosity in selectively laser melted Al–Si10–Mg using x-ray computed tomography (2016)
Journal Article

We used X-ray computed tomography (CT), microscopy and hardness measurements to study Al–Si10–Mg produced by selective laser melting (SLM). Specimens were subject to a series of heat treatments including annealing and precipitation hardening. The spe... Read More about Quantification and characterisation of porosity in selectively laser melted Al–Si10–Mg using x-ray computed tomography.

An inverse method for determining the spatially resolved properties of viscoelastic–viscoplastic three-dimensional printed materials (2015)
Journal Article

A method using experimental nanoindentation and inverse finite-element analysis (FEA) has been developed that enables the spatial variation of material constitutive properties to be accurately determined. The method was used to measure property varia... Read More about An inverse method for determining the spatially resolved properties of viscoelastic–viscoplastic three-dimensional printed materials.

On the formation of AlSi10Mg single tracks and layers in selective laser melting: Microstructure and nano-mechanical properties (2015)
Journal Article

Selective laser melting (SLM) is a relatively new manufacturing technique that can be used to process a range of materials. Aluminum alloys are potential candidates for SLM but are more difficult to process than the titanium alloys more commonly used... Read More about On the formation of AlSi10Mg single tracks and layers in selective laser melting: Microstructure and nano-mechanical properties.

Toward better build volume packing in additive manufacturing: classification of existing problems and benchmarks (2015)
Conference Proceeding

In many cases, the efficient operation of Additive Manufacturing (AM) technology relies on build volumes being packed effectively. Packing algorithms have been developed in response to this requirement. The configuration of AM build volumes is partic... Read More about Toward better build volume packing in additive manufacturing: classification of existing problems and benchmarks.

On the Precipitation Hardening of Selective Laser Melted AlSi10Mg (2015)
Journal Article

Precipitation hardening of selective laser melted AlSi10Mg was investigated in terms of solution heat treatment and aging duration. The influence on the microstructure and hardness was established, as was the effect on the size and density of Si part... Read More about On the Precipitation Hardening of Selective Laser Melted AlSi10Mg.

Mechanical Properties of Ti-6Al-4V Selectively Laser Melted Parts with Body-Centred-Cubic Lattices of Varying cell size (2015)
Journal Article

Significant weight savings in parts can be made through the use of additive manufacture (AM), a process which enables the construction of more complex geometries, such as functionally graded lattices, than can be achieved conventionally. The existing... Read More about Mechanical Properties of Ti-6Al-4V Selectively Laser Melted Parts with Body-Centred-Cubic Lattices of Varying cell size.

The cost of additive manufacturing: machine productivity, economies of scale and technology-push (2015)
Journal Article

As part of the cosmos of digital fabrication technology, Additive Manufacturing (AM) systems are able to manufacture three-dimensional components and products directly from raw material and 3D design data. The layer-by-layer operating process of thes... Read More about The cost of additive manufacturing: machine productivity, economies of scale and technology-push.

A Study on the Laser Spatter and the Oxidation Reactions During Selective Laser Melting of 316L Stainless Steel, Al-Si10-Mg, and Ti-6Al-4V (2015)
Journal Article

The creation of an object by selective laser melting (SLM) occurs by melting contiguous areas of a powder bed according to a corresponding digital model. It is therefore clear that the success of this metal Additive Manufacturing (AM) technology reli... Read More about A Study on the Laser Spatter and the Oxidation Reactions During Selective Laser Melting of 316L Stainless Steel, Al-Si10-Mg, and Ti-6Al-4V.

Nano-hardness and microstructure of selective laser melted AlSi10Mg scan tracks (2015)
Conference Proceeding

Selective laser melting (SLM) of aluminium alloys faces more challenges than other ongoing alloys such as stainless steels and titanium alloys because of the material’s properties. It is important to study single scan tracks if high density large par... Read More about Nano-hardness and microstructure of selective laser melted AlSi10Mg scan tracks.