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How much is the strength to weight ratio of graphene?

Graphene oxide paper

Ultra-high-molecular-weight polyethylene

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The strength-to-weight ratio of graphene is exceptionally high, making it a valuable material for various applications. Research has shown that incorporating graphene into composite fibers can significantly enhance their mechanical properties. For instance, a study demonstrated that adding just 0.075 weight % of graphene to polyacrylonitrile (PAN) composite carbon fibers resulted in a 225% increase in strength and a 184% enhancement in Young's modulus compared to PAN fibers . Additionally, graphene has been utilized in ultra-high molecular weight polyethylene composite fibers, contributing to high strength, cut resistance, puncture resistance, and high-temperature resistance . Moreover, graphene has been incorporated into 3D printing materials, leading to products with high tensile strength and impact resistance . Overall, graphene's exceptional strength-to-weight ratio makes it a promising material for enhancing the mechanical properties of various composites.

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Patent Graphene 3D printing material with high tensile strength Qin Yanghua 26 Apr 2017 6 Citations	The graphene 3D printing material in the paper exhibits high tensile strength, indicating a favorable strength to weight ratio due to its exceptional strength properties.
Patent High-strength graphene 3D (three-dimensional) printing material Li Peixue, Mou Jiang - Show less +1 more 22 Sep 2017 6 Citations	The strength to weight ratio of graphene in the high-strength graphene 3D printing material is not explicitly mentioned in the provided abstract.
Open access•Journal Article•DOI Graphene reinforced carbon fibers. Zan Gao, Jiadeng Zhu, Siavash Rajabpour, Kaushik Joshi, Malgorzata Kowalik, Brendan P. Croom, Yosyp Schwab, Liwen Zhang, Clifton H. Bumgardner, Kenneth R. Brown, Diana Elizabeth Burden, James W. Klett, Adri C. T. van Duin, Leonid V. Zhigilei, Xiaodong Li - Show less +14 more 01 Apr 2020-Science Advances 72 Citations	Graphene reinforced carbon fibers exhibit a 225% increase in strength compared to PAN fibers, showcasing a superior strength-to-weight ratio due to graphene's reinforcement capabilities.
Patent Graphene and ultra-high molecular weight polyethylene composite fiber and preparation method therefor Sha Yan, Sha Xiaolin - Show less +1 more 16 Apr 2019 3 Citations	The strength to weight ratio of graphene is not explicitly mentioned in the provided abstract.
Patent Polymer compositions containing graphene sheets and graphite Vipin Varma, Dan Scheffer, Carl R. Ginneman, John S. Lettow - Show less +3 more 03 Apr 2010 80 Citations	The strength to weight ratio of graphene is not directly addressed in the paper.

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