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Energy absorption of graphene and CNT infused hybrid shear thickening fluid embedded textile fabrics
Journal of Polymer Research ( IF 2.6 ) Pub Date : 2021-08-09 , DOI: 10.1007/s10965-021-02697-6
Ajay Katiyar 1 , Tandra Nandi 1 , Priyanka Katiyar 1
Affiliation  

In the present work, two most important hybrid shear thickening fluids (STFs) are synthesized and embedded into the untreated Kevlar (04 and 08 layers) to promote the impact performance. The experiments are performed to investigate the various impact parameters such as ballistic limits, residual velocities, energy absorption, etc. of different samples (untreated Kevlar and CNT & Graphene infused hybrid STF treated Kevlar). The maximum energy absorption is found to be about 66 J corresponding to the 152.3 m/s initial velocity for 08 layered Graphene hybrid STF treated Kevlar sample, which shows graphene as the best candidate to promote ballistic protection compared to CNT. The results reveal a higher impact performance of Graphene hybrid STF treated samples compared to CNT hybrid STF treated and untreated samples. The experimental data are also validated with the theoretical data and good compliance within around 20% accuracy is found between the data. The present findings can have potential for several applications like soft armor, stab resistance, damper, etc.



中文翻译:

石墨烯和碳纳米管注入混合剪切增稠流体嵌入纺织织物的能量吸收

在目前的工作中,两种最重要的混合剪切增稠液 (STF) 被合成并嵌入未经处理的 Kevlar(04 和 08 层)以提高冲击性能。进行实验以研究不同样品(未处理的 Kevlar 和 CNT 和石墨烯混合 STF 处理的 Kevlar)的各种冲击参数,例如弹道极限、残余速度、能量吸收等。发现最大能量吸收约为 66 J,对应于 08 层状石墨烯混合 STF 处理的 Kevlar 样品的 152.3 m/s 初始速度,这表明与 CNT 相比,石墨烯是促进弹道保护的最佳候选者。结果表明,与 CNT 混合 STF 处理和未处理的样品相比,石墨烯混合 STF 处理的样品具有更高的冲击性能。实验数据也与理论数据进行了验证,并且在数据之间发现了大约 20% 精度内的良好一致性。目前的发现可能具有多种应用的潜力,如软装甲、防刺、阻尼器等。

更新日期:2021-08-10
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