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    Rights statement: This is the author’s version of a work that was accepted for publication in Materials and Design. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Materials and Design, 149, 2018 DOI: 10.1016/j.matdes.2018.03.071

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Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication. / Zhao, G.; Ashcroft, I.A.; Hague, R.J.M. et al.
In: Materials and Design, Vol. 149, 05.07.2018, p. 63-72.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Zhao, G, Ashcroft, IA, Hague, RJM, Kennedy, AR & Clare, AT 2018, 'Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication', Materials and Design, vol. 149, pp. 63-72. https://doi.org/10.1016/j.matdes.2018.03.071

APA

Zhao, G., Ashcroft, I. A., Hague, R. J. M., Kennedy, A. R., & Clare, A. T. (2018). Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication. Materials and Design, 149, 63-72. https://doi.org/10.1016/j.matdes.2018.03.071

Vancouver

Zhao G, Ashcroft IA, Hague RJM, Kennedy AR, Clare AT. Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication. Materials and Design. 2018 Jul 5;149:63-72. Epub 2018 Apr 3. doi: 10.1016/j.matdes.2018.03.071

Author

Zhao, G. ; Ashcroft, I.A. ; Hague, R.J.M. et al. / Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication. In: Materials and Design. 2018 ; Vol. 149. pp. 63-72.

Bibtex

@article{6854cf0c24764290b59c746323d7475c,
title = "Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication",
abstract = "A novel type of metallic feedstock material for powder-bed additive manufacturing (AM) processes is proposed that enables the manufacture of cellular structures without the time consuming and computationally intensive step of digitally representing the internal geometry of a part. The feedstock is a blend of metal and salt particles and, following Selective Laser Melting (SLM) processing, the salt is dissolved to leave a metallic, cellular structure. The conditions for successfully processing the feedstock are first demonstrated, followed by an investigation into how the feedstock composition can be used to control the relative density of the cellular material. Mechanical testing reveals that the strength and stiffness of the cellular structures can be tuned through control of feedstock composition, and hence, relative density. This presents a significant enhancement to the state-of-the-art for materials preparation for AM since, for the first time, cellular structures can be created with specific properties without explicitly defining or analysing the unit cell geometry.",
keywords = "Additive manufacturing, Selective laser melting, Cellular structures, Porous structures",
author = "G. Zhao and I.A. Ashcroft and R.J.M. Hague and A.R. Kennedy and A.T. Clare",
note = "This is the author{\textquoteright}s version of a work that was accepted for publication in Materials and Design. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Materials and Design, 149, 2018 DOI: 10.1016/j.matdes.2018.03.071",
year = "2018",
month = jul,
day = "5",
doi = "10.1016/j.matdes.2018.03.071",
language = "English",
volume = "149",
pages = "63--72",
journal = "Materials and Design",
issn = "0264-1275",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - Salt-metal feedstocks for the creation of stochastic cellular structures with controlled relative density by powder bed fabrication

AU - Zhao, G.

AU - Ashcroft, I.A.

AU - Hague, R.J.M.

AU - Kennedy, A.R.

AU - Clare, A.T.

N1 - This is the author’s version of a work that was accepted for publication in Materials and Design. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Materials and Design, 149, 2018 DOI: 10.1016/j.matdes.2018.03.071

PY - 2018/7/5

Y1 - 2018/7/5

N2 - A novel type of metallic feedstock material for powder-bed additive manufacturing (AM) processes is proposed that enables the manufacture of cellular structures without the time consuming and computationally intensive step of digitally representing the internal geometry of a part. The feedstock is a blend of metal and salt particles and, following Selective Laser Melting (SLM) processing, the salt is dissolved to leave a metallic, cellular structure. The conditions for successfully processing the feedstock are first demonstrated, followed by an investigation into how the feedstock composition can be used to control the relative density of the cellular material. Mechanical testing reveals that the strength and stiffness of the cellular structures can be tuned through control of feedstock composition, and hence, relative density. This presents a significant enhancement to the state-of-the-art for materials preparation for AM since, for the first time, cellular structures can be created with specific properties without explicitly defining or analysing the unit cell geometry.

AB - A novel type of metallic feedstock material for powder-bed additive manufacturing (AM) processes is proposed that enables the manufacture of cellular structures without the time consuming and computationally intensive step of digitally representing the internal geometry of a part. The feedstock is a blend of metal and salt particles and, following Selective Laser Melting (SLM) processing, the salt is dissolved to leave a metallic, cellular structure. The conditions for successfully processing the feedstock are first demonstrated, followed by an investigation into how the feedstock composition can be used to control the relative density of the cellular material. Mechanical testing reveals that the strength and stiffness of the cellular structures can be tuned through control of feedstock composition, and hence, relative density. This presents a significant enhancement to the state-of-the-art for materials preparation for AM since, for the first time, cellular structures can be created with specific properties without explicitly defining or analysing the unit cell geometry.

KW - Additive manufacturing

KW - Selective laser melting

KW - Cellular structures

KW - Porous structures

U2 - 10.1016/j.matdes.2018.03.071

DO - 10.1016/j.matdes.2018.03.071

M3 - Journal article

VL - 149

SP - 63

EP - 72

JO - Materials and Design

JF - Materials and Design

SN - 0264-1275

ER -