Compressive behaviour of 3D-printed PETG composites

S Valvez, AP Silva, PNB Reis - Aerospace, 2022 - mdpi.com
It is known that 3D-printed PETG composites reinforced with carbon or Kevlar fibres are
materials that can be suitable for specific applications in the aeronautical and/or automotive …

Soft and flexible large-strain piezoresistive sensors: On implementing proprioception, object classification and curvature estimation systems in adaptive, human-like …

S Yong, J Chapman, K Aw - Sensors and Actuators A: Physical, 2022 - Elsevier
Soft and flexible large strain piezoresistive sensors can be widely used in robotic
applications due to their simplicity and compact and lightweight structure. In this study …

Effect of carbon nanofibers on the viscoelastic response of epoxy resins

P Santos, AP Silva, PNB Reis - Polymers, 2023 - mdpi.com
Two epoxy resins with different viscosities were enhanced up to 1 wt.%, applying a simple
method with carbon nanofibers (CNFs). These were characterized in terms of static bending …

An engineering prediction model for stress relaxation of polymer composites at multiple temperatures

X Duan, H Yuan, W Tang, J He, X Guan - Polymers, 2022 - mdpi.com
This study develops an engineering prediction model for stress relaxation of polymer
composites, allowing the prediction of stress relaxation behaviour under a constant strain …

High-velocity impact behaviour of damaged sandwich plates with agglomerated cork core

I Ivañez, S Sánchez-Saez, SK Garcia-Castillo… - Composite …, 2020 - Elsevier
Damage can significantly modify the behaviour of composites laminates subjected to high-
velocity impacts. Due to the high energy-absorption capability and low density of …

Modeling electrical resistance behavior of soft and flexible piezoresistive sensors based on carbon-black/silicone elastomer composites

S Yong, K Aw - Sensing and Imaging, 2022 - Springer
Soft and flexible strain piezoresistive sensors are gaining interest in wearable and robotic
applications, but resistance relaxation limits the widespread use of the sensors. As soft …

Viscoelastic behaviour of composites with epoxy matrix filled by cork powder

PNB Reis, MP Silva, P Santos, JM Parente… - Composite Structures, 2020 - Elsevier
Due to the viscoelastic properties of cork and polymeric matrices, stress relaxation and
creep behaviour of multiphase composites incorporating cork are important properties that …

Multi-layered carbon-black/elastomer-composite-based shielded stretchable capacitive sensors for the underactuated robotic hand

S Yong, K Aw - Robotics, 2022 - mdpi.com
Soft and flexible strain sensors are becoming popular for many robotic applications. This
article presents a stretchable capacitive sensor by combining a conductive filler of carbon …

Mechanical performance of an optimized cork agglomerate core-glass fibre sandwich panel

PNB Reis, MP Silva, P Santos, JM Parente, S Valvez… - Composite …, 2020 - Elsevier
The experiments performed were oriented to produce and characterize a sandwich panel
with an optimized composition of cork granules, obtained from industrial by-products, and a …

Fatigue life assessment of hybrid bio-composites based on self-heating temperature

A Katunin, D Wachla, P Santos, PNB Reis - Composite Structures, 2023 - Elsevier
An increasing interest to hybrid bio-composites leads to a necessity of their fatigue life
assessment, which is a challenging task considering the high influence of selected …