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Investigation of push-out delamination using cohesive zone modelling and acoustic emission technique (2015)
Journal Article
Saeedifar, M., Fotouhi, M., & Ahmadi Najafabadi, M. (2016). Investigation of push-out delamination using cohesive zone modelling and acoustic emission technique. Journal of Composite Materials, 50(25), 3577-3588. https://doi.org/10.1177/0021998315622983

Push-out delamination is a serious concern in the drilling of fibre-reinforced composite materials. This damage occurs as the drill reaches the exit side of the material and can reduce the strength and stiffness of the structure. In this paper, a thr... Read More about Investigation of push-out delamination using cohesive zone modelling and acoustic emission technique.

Prediction of quasi-static delamination onset and growth in laminated composites by acoustic emission (2015)
Journal Article
Saeedifar, M., Fotouhi, M., Ahmadi Najafabadi, M., Hosseini Toudeshky, H., & Minak, G. (2016). Prediction of quasi-static delamination onset and growth in laminated composites by acoustic emission. Composites Part B: Engineering, 85, 113-122. https://doi.org/10.1016/j.compositesb.2015.09.037

© 2015 Elsevier Ltd. All rights reserved. The main objective of this study is to determine the crack tip position during propagation of mode I delamination and also to evaluate interlaminar fracture toughness (GIC) in glass/epoxy composite specimens.... Read More about Prediction of quasi-static delamination onset and growth in laminated composites by acoustic emission.

Analysis of the damage mechanisms in mixed-mode delamination of laminated composites using acoustic emission data clustering (2015)
Journal Article
Fotouhi, M., Sadeghi, S., Jalalvand, M., & Ahmadi, M. (2017). Analysis of the damage mechanisms in mixed-mode delamination of laminated composites using acoustic emission data clustering. Journal of Thermoplastic Composite Materials, 30(3), 318-340. https://doi.org/10.1177/0892705715598362

© The Author(s) 2015. In this study, acoustic emission (AE) technique is used to investigate different time-to-failure mechanisms of delamination in glass/epoxy composite laminates. Woven and unidirectional layups were subjected to the double cantile... Read More about Analysis of the damage mechanisms in mixed-mode delamination of laminated composites using acoustic emission data clustering.

Damage evaluation of composite materials using acoustic emission features and Hilbert transform (2015)
Journal Article
Nazmdar Shahri, M., Yousefi, J., Fotouhi, M., & Ahmadi Najfabadi, M. (2016). Damage evaluation of composite materials using acoustic emission features and Hilbert transform. Journal of Composite Materials, 50(14), 1897-1907. https://doi.org/10.1177/0021998315597555

© SAGE Publications. Acoustic emission (AE) has good potential to characterize failure mechanisms in laminated composite materials. One of the difficult issues using this method can be to establish a good correlation between occurred failure mechanis... Read More about Damage evaluation of composite materials using acoustic emission features and Hilbert transform.

Investigation of the damage mechanisms for mode I delamination growth in foam core sandwich composites using acoustic emission (2015)
Journal Article
Fotouhi, M., Saeedifar, M., Sadeghi, S., Ahmadi Najafabadi, M., & Minak, G. (2015). Investigation of the damage mechanisms for mode I delamination growth in foam core sandwich composites using acoustic emission. Structural Health Monitoring, 14(3), 265-280. https://doi.org/10.1177/1475921714568403

In this article, acoustic emission monitoring was used to identify different types of damage mechanisms which occur during delamination of sandwich structures. Features of the obtained acoustic emission signals and wavelet-based signal processing tec... Read More about Investigation of the damage mechanisms for mode I delamination growth in foam core sandwich composites using acoustic emission.

Prediction of delamination growth in laminated composites using acoustic emission and Cohesive Zone Modeling techniques (2015)
Journal Article
Saeedifar, M., Fotouhi, M., Ahmadi Najafabadi, M., & Hosseini Toudeshky, H. (2015). Prediction of delamination growth in laminated composites using acoustic emission and Cohesive Zone Modeling techniques. Composite Structures, 124, 120-127. https://doi.org/10.1016/j.compstruct.2015.01.003

Mode I delamination is the most common failure mode in laminated composite materials. Determination of the crack growth has a vital role in the damage tolerance analyses of the structures which suffer from this type of damage. The main objective of t... Read More about Prediction of delamination growth in laminated composites using acoustic emission and Cohesive Zone Modeling techniques.

Prediction of delamination growth in carbon/epoxy composites using a novel acoustic emission-based approach (2015)
Journal Article
Mohammadi, R., Saeedifar, M., Toudeshky, H. H., Najafabadi, M. A., & Fotouhi, M. (2015). Prediction of delamination growth in carbon/epoxy composites using a novel acoustic emission-based approach. Journal of Reinforced Plastics and Composites, 34(11), 868-878. https://doi.org/10.1177/0731684415583166

© The Author(s) 2015 Reprints and permissions: sagepub.co.uk/journalsPermissions.nav. Delamination is the most common failure mode in laminated composites and it leads to loss of structural strength and stiffness. In this paper, acoustic emission mon... Read More about Prediction of delamination growth in carbon/epoxy composites using a novel acoustic emission-based approach.