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 …

[HTML][HTML] Effect of annealing treatment on mechanical properties of 3D-Printed composites

S Valvez, PNB Reis, JAM Ferreira - journal of materials research and …, 2023 - Elsevier
This study aims to analyse the annealing effect on the mechanical properties of PETG,
carbon fibre reinforced PETG (PETG+ CF) and Kevlar fibre reinforced PETG (PETG+ KF) …

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 …

Experimental behavior of plaster/cork functionally graded core sandwich panels with polymer skins

S Medjmadj, AS Salem, SA Taleb - Construction and Building Materials, 2022 - Elsevier
This study investigates the experimental manufacturing, mechanical, physical and thermal
characterization of plaster/cork functionally graded core sandwich structures with identical …

Nanocomposites of PVA/chitosan blend with BiOCl: Eu3+ prepared by sonochemical route: Forensic and optoelectronics applications

B Kalaburgi, BD Prasad, DR Lavanya… - Colloids and Surfaces A …, 2023 - Elsevier
Polymers of chitosan (CS) and polyvinyl alcohol (PVA) were combined effectively to create a
synergetic property of both. To this composite, BiOCl: Eu 3+ nanoparticles (NPs) were used …

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 …

[HTML][HTML] Modelling of carbon/epoxy sandwich panels with agglomerated cork core subjected to impact loads

A Gomez, E Barbero, S Sanchez-Saez - International Journal of Impact …, 2022 - Elsevier
This work studies the behaviour of sandwich panels made of woven carbon/epoxy face-
sheets and agglomerated cork as core material subjected to impacts at intermediate …

[HTML][HTML] Impact resistance of cork-skinned marine PVC/GRP sandwich laminates

LS Sutherland, CG Soares - Thin-Walled Structures, 2022 - Elsevier
The introduction of a thin cork layer was investigated as a means to improve the impact
resistance of composite foam sandwich laminates whilst maintaining structural performance …

Mechanical characterization of different epoxy resins enhanced with carbon nanofibers

PSP dos Santos, A Maceiras, S Valvez… - Frattura ed Integrità …, 2021 - fracturae.com
Epoxy with carbon nanofibers (CNFs) are effective nano enhanced materials that can be
prepared by easy and low-cost method. The present paper compares the improvements, in …

Impact response of composite sandwich cylindrical shells

PNB Reis, CACP Coelho, FVP Navalho - Applied Sciences, 2021 - mdpi.com
Nowadays, due to the complexity and design of many advanced structures, cylindrical shells
are starting to have numerous applications. Therefore, the main goal of this work is to study …