Criticality of the self-heating effect in polymers and polymer matrix composites during fatigue, and their application in non-destructive testing

A Katunin - Polymers, 2018 - mdpi.com
The self-heating effect is a dangerous phenomenon that occurs in polymers and polymer
matrix composites during their cyclic loading, and may significantly influence structural …

[HTML][HTML] A novel design of multi-stable metastructures for energy dissipation

Y Zhang, M Tichem, F van Keulen - Materials & Design, 2021 - Elsevier
Multi-stable metastructures composed of curved beams can switch to a series of stable
configurations via elastic snap-through transitions. The elastic deformations allow …

Additive manufacturing for sensors: piezoresistive strain gauge with temperature compensation

AML Lanzolla, F Attivissimo, G Percoco, MA Ragolia… - Applied Sciences, 2022 - mdpi.com
Featured Application These sensors could be employed for collaborative robotic
applications to interact with humans or delicate objects due to their possible integration into …

Static and fatigue behavior in presence of notches for polyamide 12 (pa12) additively manufactured via multi jet fusion™ process

A Avanzini, D Battini, S Pandini - International Journal of Fatigue, 2022 - Elsevier
Static, fatigue and notch sensitivity tests were performed on Multi Jet Fusion™(MJF)
Polyamide 12 (PA12) specimens in unnotched conditions or with blunt/sharp notches. Stress …

Measurement of nonlinear Poisson's ratio of thermoplastic polyurethanes under cyclic softening using 2D digital image correlation

YX Xu, JY Juang - Polymers, 2021 - mdpi.com
Thermoplastic polyurethanes (TPUs) and other elastomers are widely used in many
applications for the advantages they provide in terms of high elasticity, lightness, resistance …

Unusual mechanical response of carbon black-filled thermoplastic elastomers

AD Drozdov, N Dusunceli - Mechanics of Materials, 2014 - Elsevier
Observations are reported on carbon black-filled thermoplastic elastomer in multi-step
uniaxial tensile cyclic tests with various strain rates at room temperature. Experimental data …

A novel concept for low-cost non-electronic detection of overloading in the foot during activities of daily living

PE Chatzistergos… - Royal Society Open …, 2021 - royalsocietypublishing.org
Identifying areas in the sole of the foot which are routinely overloaded during daily living is
extremely important for the management of the diabetic foot. This work showcases the …

Softening of polyethylene powders at reactor conditions

J Chmelar, P Matuska, T Gregor, M Bobak… - Chemical engineering …, 2013 - Elsevier
Polymer softening is a major problem in industrial gas phase polymerizations, because it
enhances particle agglomeration and reactor wall fouling. It is thus desirable to investigate …

Effect of cyclic strain on the mechanical behavior of virgin ultra-high molecular weight polyethylene

A Avanzini - Journal of the mechanical behavior of biomedical …, 2011 - Elsevier
Ultra High Molecular Weight Polyethylene (UHMWPE) is a polymeric material employed in
critical biomedical applications. Knowledge of its mechanical behavior is essential in order …

Minimizing self-heating based fatigue degradation in polymeric composites by air cooling

A Katunin, D Wachla - Procedia Structural Integrity, 2019 - Elsevier
The self-heating effect occurs during cyclic loading or vibrations of composite elements,
which may significantly intensify structural degradation due to the rapid temperature …