Fracture energy and cohesive law analysis of adhesives using a recently developed SCB joint: The influence of joint geometry and mode mixity

A Ajdani, A Akhavan-Safar, S Jalali… - International Journal of …, 2024 - Elsevier
In a prior study, the current authors proposed the utilization of semi-circular bend (SCB)
specimens for analyzing the fracture energy of adhesive materials. However, similar to …

Direct cohesive law measurement under mixed-mode loading using semi-circular bend (SCB) specimens

A Akhavan-Safar, A Ajdani, LFM da Silva… - International Journal of …, 2024 - Elsevier
The present paper suggests a new method to obtain pure mode and mixed mode traction-
separation laws of adhesives using semi-circular bend (SCB) specimen by employing the …

Mixed-mode fracture analysis of adhesively-bonded joints using the ATDCB test specimen

FAA Nunes, R Campilho - International Journal of Adhesion and Adhesives, 2018 - Elsevier
To enable the widespread use of adhesive joints in industry applications, it is fundamental to
be able to predict their strength. Cohesive zone models (CZM) require estimating …

Experimental and numerical analysis of the fracture envelope of composite adhesive joints

MAS Santos, R Campilho - Science and Technology of Materials, 2018 - Elsevier
To increase the confidence in the design of adhesive structures, it is necessary to accurately
predict their strength and fracture properties (critical strain energy release rate in tension, G …

Experimental and numerical study of a steel-to-composite adhesive joint under bending moments

AM Andrianakis - 2011 - dspace.lib.ntua.gr
Adhesive joints are getting more and more popular in modern idustries, so their fracture
mechanics need to be investigated futher. The fracture of an adhesive joint between steel …

On the effect of adhesive thickness on mode I fracture energy-an experimental and modelling study using a trapezoidal cohesive zone model

X Han, Y Jin, LFM da Silva, M Costa… - The Journal of …, 2020 - Taylor & Francis
In this paper, a combined experimental-numerical method was proposed to study the effect
of adhesive thickness on mode I fracture energy of the adhesive layer, using Double …

Mixed mode fracture characterization of brittle and semi-brittle adhesives using the SCB specimen

A Ajdani, MR Ayatollahi, A Akhavan-Safar… - International Journal of …, 2020 - Elsevier
Fracture mechanics and damage mechanics are widely used to predict the mechanical
behavior of adhesive joints. The critical energy release rate is one of the most important …

Effect of the cohesive law shape on the modelling of adhesive joints bonded with brittle and ductile adhesives

J Zhang, J Wang, Z Yuan, H Jia - International Journal of Adhesion and …, 2018 - Elsevier
Abstract Cohesive Zone Models (CZMs) have been increasingly used for the fracture
prediction of adhesively bonded joints. In order to better understand the relation between the …

Analysis of the cohesive zone and crack length correction in the adhesively bonded double cantilever beam specimen

AB de Morais - The Journal of Adhesion, 2017 - Taylor & Francis
The double cantilever beam specimen has been increasingly employed to enable the
development of cohesive zone models for adhesive joints. Evaluation of the traction …

Tensile fracture characterization of adhesive joints by standard and optical techniques

CJ Constante, R Campilho, DC Moura - Engineering Fracture Mechanics, 2015 - Elsevier
The use of adhesive joints has increased in recent decades due to its competitive features
compared with traditional methods. This work aims to estimate the tensile critical strain …