Laser powder bed fusion additive manufacturing of metals; physics, computational, and materials challenges

WE King, AT Anderson, RM Ferencz… - Applied Physics …, 2015 - aip.scitation.org
… The production of metal parts via laser powder bed fusion additive manufacturing is growing
exponentially. However, the transition of this technology from production of prototypes to …

Laser powder bed fusion for metal additive manufacturing: perspectives on recent developments

SL Sing, WY Yeong - Virtual and Physical Prototyping, 2020 - Taylor & Francis
… While significant progress has been made in laser powder bed fusion (L-PBF) … -lasers
applications for the process are also discussed. Other research trends and topics such as powder

[HTML][HTML] Processing parameters in laser powder bed fusion metal additive manufacturing

JP Oliveira, AD LaLonde, J Ma - Materials & Design, 2020 - Elsevier
laser powder bed fusion, but elements can be applied to electron beam powder bed fusion
… The focus of this paper is directed for laser powder bed fusion, but elements can be applied …

[HTML][HTML] Denudation of metal powder layers in laser powder bed fusion processes

MJ Matthews, G Guss, SA Khairallah, AM Rubenchik… - Acta Materialia, 2016 - Elsevier
laser interaction with metal powder beds is critical in predicting optimum processing regimes
in laser powder bed fusion … of metal powders that is observed near the laser scan path as a …

Prediction of microstructure in laser powder bed fusion process

R Acharya, JA Sharon, A Staroselsky - Acta Materialia, 2017 - Elsevier
laser powder bed fusion (LPBF) process. Different features of LPBF microstructure such as
segregation of secondary elements, dendrite sizes, dendritic orientation, dendritic morphology…

New aluminum alloys specifically designed for laser powder bed fusion: a review

A Aversa, G Marchese, A Saboori, E Bassini… - Materials, 2019 - mdpi.com
… conductivity and reduced powder flowability, … laser based powder bed AM processes. This
paper reviews the state of the art of the aluminum alloys used in the laser powder bed fusion

Laser powder-bed fusion additive manufacturing: Physics of complex melt flow and formation mechanisms of pores, spatter, and denudation zones

SA Khairallah, AT Anderson, A Rubenchik, WE King - Acta Materialia, 2016 - Elsevier
… in laser powder bed fusion (L-PBF) of 316L stainless steel. A three-dimensional high fidelity
powder-… The inclusion of laser ray-tracing energy deposition in the powder-scale model …

Powder spreading in laser-powder bed fusion process

MH Sehhat, A Mahdianikhotbesara - Granular Matter, 2021 - Springer
Laser-Powder Bed Fusion (LPBF) has been … powder spreading, laser scanning, and
solidification. Creation of highly dense powder layers with lower surface roughness before laser

[HTML][HTML] Fluid and particle dynamics in laser powder bed fusion

P Bidare, I Bitharas, RM Ward, MM Attallah, AJ Moore - Acta Materialia, 2018 - Elsevier
… to see individual powder particles in the powder bed. Higher … a single laser track in a
representative powder layer. In this … interaction of the laser beam with the powder bed during the …

Physics of humping formation in laser powder bed fusion

C Tang, KQ Le, CH Wong - International Journal of Heat and Mass Transfer, 2020 - Elsevier
… Despite of the promising attributes of laser powder bed fusion… In this respect, laser powder
bed fusion of stainless steel 316 … on the humping phenomenon in laser powder bed fusion. At …