Results 31 to 40 of about 2,893,340 (250)

Microstructural aspects of additive manufacturing of AlLi alloys with high Li content

Materials & Design, 2021
Laser assisted powder bed fusion using a binary AlLi alloy with high Li content (Al–14 at.%Li) has been performed for the first time. The aim was to generate microstructures with extended concentration range of AlLi alloys in which the formation of the
Dongmei Liu, Burak Yürekli, Tobias Ullsperger, Gabor Matthäus, Lisa Schade, Stefan Nolte, Markus Rettenmayr   +6 more
doaj   +1 more source

Material-agnostic machine learning approach enables high relative density in powder bed fusion products

Nature Communications, 2023
This study introduces a method that is applicable across various powder materials to predict process conditions that yield a product with a relative density greater than 98% by laser powder bed fusion.
Jaemin Wang, Sang Guk Jeong, Eun Seong Kim, Hyoung Seop Kim, Byeong-Joo Lee   +4 more
doaj   +1 more source

Elucidating the impact of severe oxidation on the powder properties and laser melting behaviors

Materials & Design, 2022
In this work, commercial 316L stainless steel (SS) powder was used to experimentally determine the impacts of severe oxidation on the powder characteristics and laser powder bed fusion (L-PBF) melting behaviors.
Weiwei Zhou, Nina Takase, Mingqi Dong, Naoki Watanabe, Suxia Guo, Zhenxing Zhou, Naoyuki Nomura   +6 more
doaj   +1 more source

Process monitoring of laser powder bed fusion

, 2021
The layerwise production paradigm entailed by the Laser Powder Bed Fusion process makes potentially available a large amount of information on a layer-by-layer basis, to determine the stability of the process and anticipate quality inspections of the ...
Slattery, Kevin, MacDonald, Eric, Marco Grasso, Bianca Maria Colosimo, Eric MacDonald, Kevin Slattery, Colosimo, Bianca Maria, Grasso, Marco   +7 more
core   +1 more source

Laser powder bed fusion of Ti15Mo

Results in Engineering, 2020
Ti15Mo is a generic alloy that has been around for a long time, however, it could not attain widespread applications compared to the Ti6Al4V due to the inherent limitations of the conventional methods of manufacturing the alloy.
Thywill Cephas Dzogbewu
doaj   +1 more source

Revealing relationships between porosity, microstructure and mechanical properties of laser powder bed fusion 316L stainless steel through heat treatment

Materials & Design, 2020
The understanding of relationships between processing, microstructure and mechanical properties in laser powder bed fusion is currently incomplete. Microstructure-property relations in 316L stainless steel are revealed in this study using isothermal heat
Tobias Ronneberg, Catrin M. Davies, Paul A. Hooper   +2 more
doaj   +1 more source

MECHANICAL PROPERTIES OF HONEYCOMB STRUCTURED ZR-BASED BULK METALLIC GLASS SPECIMENS FABRICATED BY LASER POWDER BED FUSION

South African Journal of Industrial Engineering, 2019
Laser powder bed fusion of bulk metallic glasses offers great potential to overcome the existing restrictions of the geometrical size and complexity of bulk metallic glasses in conventional manufacturing routes due to high cooling rates during laser ...
Wegner, J. , Frey, M. , Stiglmair, P. , Kleszczynski, S. , Witt, G. , Busch, R.   +5 more
doaj   +1 more source

Parameter development for laser powder bed fusion

, 2023
507512Die aktuelle Literatur zum Thema Laser Powder Bed Fusion (L-PBF) beschäftigt sich größtenteils mit Dauerstrich- (continuous-wave, cw) Laser-Anlagen, die kontinuierlich strahlend das Pulverbett scannen.
Mühlenweg, Philipp Alexander, Uhlmann, Eckart   +1 more
core   +1 more source

Data on a computationally efficient approximation of part-powder conduction as surface free convection in powder bed fusion process modelling

Data in Brief, 2019
This article is related to research article entitled “Resolution, energy and time dependency on layer scaling in finite element modelling of laser beam powder bed fusion additive manufacturing” [1].
Wenyou Zhang, Mingming Tong, Noel M. Harrison   +2 more
doaj   +1 more source

In Situ Monitoring Systems of The SLM Process: On the Need to Develop Machine Learning Models for Data Processing

Crystals, 2020
In recent years, technological advancements have led to the industrialization of the laser powder bed fusion process. Despite all of the advancements, quality assurance, reliability, and lack of repeatability of the laser powder bed fusion process still ...
Pinku Yadav, Olivier Rigo, Corinne Arvieu, Emilie Le Guen, Eric Lacoste   +4 more
doaj   +1 more source