[HTML][HTML] Holistic computational design within additive manufacturing through topology optimization combined with multiphysics multi-scale materials and process …

M Bayat, O Zinovieva, F Ferrari, C Ayas… - Progress in Materials …, 2023 - Elsevier
Additive manufacturing (AM) processes have proven to be a perfect match for topology
optimization (TO), as they are able to realize sophisticated geometries in a unique layer-by …

[HTML][HTML] Review on melt flow simulations for thermoplastics and their fiber reinforced composites in fused deposition modeling

X Xu, H Ren, S Chen, X Luo, F Zhao, Y Xiong - Journal of Manufacturing …, 2023 - Elsevier
Fused deposition modeling (FDM) has been one of the most widely used additive
manufacturing techniques due to its ease of use and widespread availability. Recent years …

[HTML][HTML] Computational fluid dynamics modelling and experimental analysis of reinforcement bar integration in 3D concrete printing

MT Mollah, R Comminal, WRL da Silva, B Šeta… - Cement and Concrete …, 2023 - Elsevier
A challenge for 3D Concrete Printing is to incorporate reinforcement bars without
compromising the concrete-rebar bonding. In this paper, a Computational Fluid Dynamics …

A thermodynamic framework for the additive manufacturing of crystallizing polymers. Part I: A theory that accounts for phase change, shrinkage, warpage and residual …

P Sreejith, K Kannan, KR Rajagopal - International Journal of Engineering …, 2023 - Elsevier
A rigorous, comprehensive, and thermodynamically consistent theory has been developed
for the fused deposition modelling (FDM) of semi-crystalline polymers. It is sufficiently …

A review on microstructural formations of discontinuous fiber-reinforced polymer composites prepared via material extrusion additive manufacturing: fiber orientation …

Z Wang, Z Fang, Z Xie, DE Smith - Polymers, 2022 - mdpi.com
A discontinuous fiber-reinforced polymer composite (DFRPC) provides superior mechanical
performances in material extrusion additive manufacturing (MEAM) parts, and thus promotes …

The dependency chain in material extrusion additive manufacturing: Shaft torque, infeed load, melt pressure, and melt temperature

AR Colon, DO Kazmer, AM Peterson - Additive Manufacturing, 2023 - Elsevier
Current material extrusion systems can produce complex parts but lack instrumentation for
observability and control. To investigate methods for observing the material extrusion …

Numerical modelling of the viscoelastic polymer melt flow in material extrusion additive manufacturing

X Xu, W Qiu, D Wan, J Wu, F Zhao… - Virtual and Physical …, 2024 - Taylor & Francis
In material extrusion (MEX), it is challenging to accurately predict the steady and transient
feeding forces at various polymer extrusion rates when printing island and thin-walled …

Predicting Properties of Fused Filament Fabrication Parts through Sensors and Machine Learning

Z Liu, GA Mazzei Capote, E Grubis, A Pandey… - … of Manufacturing and …, 2023 - mdpi.com
Fused filament fabrication (FFF), colloquially known as 3D-printing, has gradually expanded
from the laboratory to the industrial and household realms due to its suitability for producing …

Additive Manufacturing of Hard Magnetic Passive Shims to Increase Field Homogeneity of a Halbach Magnet

S Jafarzadeh, AC Wulff, K Engelbrecht… - Advanced …, 2023 - Wiley Online Library
Obtaining a highly homogeneous magnetic field is desired for field‐controlled applications.
For example, the resolution of magnetic analysis methods can be improved by generating a …

Steady melting in material extrusion additive manufacturing

AR Colon, DO Kazmer, AM Peterson… - Rapid Prototyping …, 2024 - emerald.com
Purpose A main cause of defects within material extrusion (MatEx) additive manufacturing is
the nonisothermal condition in the hot end, which causes inconsistent extrusion and polymer …