Articles with "laser melting" as a keyword



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Graphene Oxide Reinforced Iron Matrix Composite With Enhanced Biodegradation Rate Prepared by Selective Laser Melting

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Published in 2019 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201900314

Abstract: Pure iron (Fe) is a promising biodegradable metal. However, a too slow biodegradation rate in physiological environments restricts its clinical application. This work produced a Fe/graphene oxide (GO) composite from pure Fe and GO powders,… read more here.

Keywords: graphene oxide; selective laser; biodegradation rate; biodegradation ... See more keywords
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Effect of MnSi2‐Induced Solid Solution Strengthening on Mechanical Behavior of 316L Stainless Steel Fabricated by Selective Laser Melting

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Published in 2021 at "steel research international"

DOI: 10.1002/srin.202100069

Abstract: As an emerging additive manufacturing technology, selective laser melting (SLM) can manufacture metal matrix composites with high performance. Herein, a MnSi2 compound is innovatively utilized to improve the mechanical properties of the 316L substrate. The… read more here.

Keywords: laser melting; solid solution; mnsi2; selective laser ... See more keywords
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Heat transfer model and finite element formulation for simulation of selective laser melting

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Published in 2018 at "Computational Mechanics"

DOI: 10.1007/s00466-017-1496-y

Abstract: A novel approach and finite element formulation for modeling the melting, consolidation, and re-solidification process that occurs in selective laser melting additive manufacturing is presented. Two state variables are introduced to track the phase (melt/solid)… read more here.

Keywords: finite element; selective laser; laser; laser melting ... See more keywords
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Machine learning-based optimization of process parameters in selective laser melting for biomedical applications

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Published in 2021 at "Journal of Intelligent Manufacturing"

DOI: 10.1007/s10845-021-01773-4

Abstract: Titanium-based alloy products manufactured by Selective Laser Melting (SLM) have been widely used in biomedical applications, owing to their high biocompatibility, significantly good mechanical properties. In order to improve the Ti–6Al–4V SLM-fabricated part quality and… read more here.

Keywords: biomedical applications; process; laser melting; process parameters ... See more keywords
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Ultrasonic Methods for Improving Object Surface Quality Prepared by Corrosion-Resistant Steel Powder Selective Laser Melting

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Published in 2018 at "Metal Science and Heat Treatment"

DOI: 10.1007/s11041-018-0287-1

Abstract: Results are provided for a study of the effect of different forms of ultrasonic treatment on properties of powder corrosion-resistant steel PH-1 prepared layer-by-layer with selective laser melting. Specimens are studied after ultrasonic cavitation-erosion and… read more here.

Keywords: selective laser; corrosion resistant; treatment; surface ... See more keywords
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Additive Manufacturing of a Steel–Ceramic Multi-Material by Selective Laser Melting

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Published in 2019 at "Metallurgical and Materials Transactions B"

DOI: 10.1007/s11663-019-01523-1

Abstract: Most techniques employed for powder bed additive manufacturing (AM) only can handle a single material. However, additional functionality of the structures built, e.g., local insulation, is desirable for more sophisticated applications. In the present work,… read more here.

Keywords: selective laser; laser melting; additive manufacturing; material ... See more keywords
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Simulation Analysis and Performance Study of CoCrMo Porous Structure Manufactured by Selective Laser Melting

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Published in 2018 at "Journal of Materials Engineering and Performance"

DOI: 10.1007/s11665-018-3349-z

Abstract: To fabricate porous implants with improved biocompatibility and mechanical properties that are matched to their application using selective laser melting (SLM), flow within the mold and compressive properties and performance of the porous structures must… read more here.

Keywords: selective laser; porous structures; analysis; laser melting ... See more keywords
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Thermo-Fluid Modeling of Selective Laser Melting: Single-Track Formation Incorporating Metallic Powder

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Published in 2018 at "Journal of Materials Engineering and Performance"

DOI: 10.1007/s11665-018-3574-5

Abstract: Selective laser melting (SLM) utilizes a laser source to melt and fuse metallic particles to form dense solid parts. Since molten metals have surface tension gradients, the thermo-capillary effect becomes a driving force of melt… read more here.

Keywords: selective laser; track; single track; powder ... See more keywords
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Microstructure and mechanical property of additively manufactured NiTi alloys: A comparison between selective laser melting and directed energy deposition

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Published in 2021 at "Journal of Central South University"

DOI: 10.1007/s11771-021-4677-y

Abstract: NiTi shape memory alloy (SMA) with nominal composition of Ni 50.8 at% and Ti 49.2 at% was additively manufactured (AM) by selective laser melting (SLM) and laser directed energy deposition (DED) for a comparison study,… read more here.

Keywords: additively manufactured; laser melting; microstructure; selective laser ... See more keywords
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Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Selective Laser Melting of Powder Produced by Granulation-Sintering-Deoxygenation Method

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Published in 2017 at "JOM"

DOI: 10.1007/s11837-017-2584-3

Abstract: AbstractCommercial spherical Ti powders for additive manufacturing applications are produced today by melt-atomization methods at relatively high costs. A meltless production method, called granulation-sintering-deoxygenation (GSD), was developed recently to produce spherical Ti alloy powder at… read more here.

Keywords: selective laser; granulation sintering; sintering deoxygenation; powder ... See more keywords
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Antibacterial Titanium Produced Using Selective Laser Melting

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Published in 2017 at "JOM"

DOI: 10.1007/s11837-017-2589-y

Abstract: Titanium and titanium alloys used in current medical and dental applications do not possess antibacterial properties, and therefore, postoperative infection remains a significant risk. Recently, the addition of silver and copper to conventional biomaterials has… read more here.

Keywords: antibacterial properties; selective laser; titanium; laser melting ... See more keywords