Evolution of 316L stainless steel feedstock due to laser powder bed fusion process

MJ Heiden, LA Deibler, JM Rodelas, JR Koepke… - Additive …, 2019 - Elsevier
Some of the primary barriers to widespread adoption of metal additive manufacturing (AM)
are persistent defect formation in built components, high material costs, and lack of …

Integrated simulation framework for additively manufactured Ti-6Al-4V: melt pool dynamics, microstructure, solid-state phase transformation, and microelastic …

R Shi, S Khairallah, TW Heo, M Rolchigo, JT McKeown… - Jom, 2019 - Springer
To accelerate the establishment of fundamental understanding of the additive manufacturing
(AM) process and its influence on microstructural evolution and related properties, we …

[HTML][HTML] Physics-based and phenomenological plasticity models for thermomechanical simulation in laser powder bed fusion additive manufacturing: a …

P Promoppatum, AD Rollett - Materials & Design, 2021 - Elsevier
The present study investigated the sensitivity of material constitutive models on
thermomechanical responses in laser powder bed fusion additive manufacturing of Ti-6Al …

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

WE King, AT Anderson, RM Ferencz… - Applied Physics …, 2015 - pubs.aip.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 …

A mesoscopic digital twin that bridges length and time scales for control of additively manufactured metal microstructures

TW Heo, SA Khairallah, R Shi, J Berry… - Journal of Physics …, 2021 - iopscience.iop.org
We present our recent development of an integrated mesoscale digital twin (DT) framework
for relating processing conditions, microstructures, and mechanical responses of additively …

Metal additive-manufacturing process and residual stress modeling

M Megahed, HW Mindt, N N'Dri, H Duan… - Integrating Materials and …, 2016 - Springer
Additive manufacturing (AM), widely known as 3D printing, is a direct digital manufacturing
process, where a component can be produced layer by layer from 3D digital data with no or …

Understanding the influence of alloying elements on the print quality of powder bed fusion-based metal additive manufacturing: Ta and Cu addition to Ti alloy

S Ciliveri, A Bandyopadhyay - Virtual and Physical Prototyping, 2023 - Taylor & Francis
Alloy design coupled with metal additive manufacturing (AM) opens many opportunities for
materials innovation. Investigating the effect of printing parameters for alloy design is …

Modeling of heat transfer, fluid flow and solidification microstructure of nickel-base superalloy fabricated by laser powder bed fusion

YS Lee, W Zhang - Additive Manufacturing, 2016 - Elsevier
Abstract Laser-Powder Bed Fusion (L-PBF), an additive manufacturing process, produces a
distinctive microstructure that closely resembles the weld metal microstructure but at a much …

In situ/operando synchrotron x-ray studies of metal additive manufacturing

T Sun, W Tan, L Chen, A Rollett - MRS Bulletin, 2020 - cambridge.org
Additive manufacturing (AM) comprises a group of transformative technologies that are likely
to revolutionize manufacturing. In particular, laser-based metal AM techniques can not only …

Design approaches for printability-performance synergy in Al alloys for laser-powder bed additive manufacturing

RS Mishra, S Thapliyal - Materials & Design, 2021 - Elsevier
The unprecedented increase in component design space has led to significant focus on
fusion-based additive manufacturing (AM) technologies. The new design possibilities …