Improved ablative properties of nanodiamond-reinforced carbon fiber-epoxy matrix composites

Farooq, Umar and Ali, Muhammad Umair and Hussain, Shaik Javeed and Ahmad, Muhammad Shakeel and Zafar, Amad and Ghafoor, Usman and Subhani, Tayyab (2021) Improved ablative properties of nanodiamond-reinforced carbon fiber-epoxy matrix composites. Polymers, 13 (13). ISSN 2073-4360, DOI https://doi.org/10.3390/polym13132035.

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Abstract

The influence of nanodiamonds (NDs) on the thermal and ablative performance of carbon-fiber-reinforced-epoxy matrix compositeswas explored. The ablative response of the composites with 0.2 wt% and 0.4 wt% NDs was studied through pre-and post-burning morphologies of the composite surfaces by evaluation of temperature profiles, weight loss, and erosion rate. Composites containing 0.2 wt% NDs displayed a 10.5% rise in erosion resistance, whereas composites containing 0.4 wt% NDs exhibited a 12.6% enhancement in erosion resistance compared to neat carbon fiber-epoxy composites. A similar trend was witnessed in the thermal conductivity of composites. Incorporation of composites with 0.2 wt% and 0.4 wt% NDs brought about an increase of 37 wt% and 52 wt%, respectively. The current study is valuable for the employment of NDs in carbon fiber composite applications where improved erosion resistance is necessary.

Item Type: Article
Funders: Global college of Engineering and Technology, Muscat
Uncontrolled Keywords: Nanodiamonds; Thermal conductivity; Ablation; Erosion rate
Subjects: Q Science > Q Science (General)
Divisions: Deputy Vice Chancellor (Research & Innovation) Office > UM Power Energy Dedicated Advanced Centre
Depositing User: Ms Zaharah Ramly
Date Deposited: 20 Apr 2022 08:14
Last Modified: 20 Apr 2022 08:14
URI: http://eprints.um.edu.my/id/eprint/28711

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