Optimization of critical process control parameters in MEX additive manufacturing of high-performance polyethylenimine: energy expenditure, mechanical …

N Vidakis, M Petousis, M Spiridaki, N Mountakis… - … International Journal of …, 2024 - Springer
The demand for 3D-printed high-performance polymers (HPPs) is on the rise across sectors
such as the defense, aerospace, and automotive industries. Polyethyleneimine (PEI) …

[HTML][HTML] Compressive behavior of thermoplastic polyurethane with an active agent foaming for 3D-printed customized comfort insoles

MC Iacob, D Popescu, C Stochioiu, F Baciu, A Hadar - Polymer Testing, 2024 - Elsevier
The primary objective of this study was to investigate the compressive behavior of 3D-
printed specimens made of a thermoplastic polyurethane filament, specifically colorFabb …

Quantitative Insight into the Compressive Strain Rate Sensitivity of Polylactic Acid, Acrylonitrile Butadiene Styrene, Polyamide 12, and Polypropylene in Material …

N Vidakis, M Petousis, I Ntintakis, C David… - Journal of Dynamic …, 2024 - Springer
Herein, a research and engineering gap, ie, the quantitative determination of the effects of
the compressive loading rate on the engineering response of the most popular polymers in …

Multiple synergistic effects of copper salicylaldehyde-modified PN inorganic-organic hybrid in enhancing flame retardancy, smoke suppression, and anti-dripping …

G Li, H Zhang, J Qu, B Huang, H Zhao, SF Wang… - Polymer Degradation …, 2024 - Elsevier
In recent years, significant progress has been made in the research of flame-retardant
thermoplastic polyurethane (TPU) elastomers. However, challenges persist in balancing the …

[HTML][HTML] Valorization of recycled fine powder glass (RFPG) in additive manufacturing: Optimization of the RFPG content in polyethylene terephthalate glycol (PETG) …

M Petousis, N Michailidis, V Kulas, V Papadakis… - Cleaner Materials, 2024 - Elsevier
A cyclic economy and sustainability-driven production are key aspects of the industry.
Recycled feedstocks are steadily replacing virgin materials to produce parts and as …

Mechanical and Electrical Properties of Polyethylene Terephthalate Glycol/Antimony Tin Oxide Nanocomposites in Material Extrusion 3D Printing

M Petousis, N Michailidis, V Saltas, V Papadakis… - Nanomaterials, 2024 - mdpi.com
In this study, poly (ethylene terephthalate)(PETG) was combined with Antimony-doped Tin
Oxide (ATO) to create five different composites (2.0–10.0 wt.% ATO). The PETG/ATO …

[HTML][HTML] A novel geometric predictive algorithm for assessing compressive elastic modulus in MEX additive processes, based on part nonlinearities and layers stiffness …

JM Mercado–Colmenero, C Martin–Doñate - Polymer Testing, 2024 - Elsevier
MEX (Material Extrusion) is an intrusive technological process that inherently induces
alterations in the elastic and mechanical parameters of plastic materials. Manufacturers …

[HTML][HTML] Optimizing mechanical properties of 3D-printed aramid fiber-reinforced polyethylene terephthalate glycol composite: A systematic approach using BPNN and …

KS Varma, KL Meena, RBR Chekuri - Engineering Science and Technology …, 2024 - Elsevier
The advancement and broad application of 3D printing technology in industries such as
aerospace, healthcare, and manufacturing highlight the critical need for optimizing printing …

Design optimization of bio-inspired 3D printing by machine learning

D Goto, R Matsuzaki, A Todoroki - Advanced Composite Materials, 2024 - Taylor & Francis
In this study, the stiffener geometry was optimized using curvilinear 3D printing to enhance
the buckling resistance. A bio-inspired skin/stiffener composite that mimicked spider-web …

[HTML][HTML] Comparative study of process parameters' influence on geometric accuracy and relative errors of lightweight compound gear printed by vat …

ZH Malik, AP Rifai, MA Muflikhun - Journal of Engineering Research, 2024 - Elsevier
Plastic and polymer composite gears are gaining popularity due to their cost-effectiveness,
lightweight properties, and quiet operation compared to metal gears. Additive manufacturing …