| Literature DB >> 26788692 |
Qiangqiang Zhang1,2,3,4, Xiang Xu1,2, Dong Lin5, Wenli Chen1,2, Guoping Xiong3,4, Yikang Yu1,2, Timothy S Fisher3,4, Hui Li1,2.
Abstract
A hyperbolically patterned 3D graphene metamaterial (GM) with negative Poisson's ratio and superelasticity is highlighted. It is synthesized by a modified hydrothermal approach and subsequent oriented freeze-casting strategy. GM presents a tunable Poisson's ratio by adjusting the structural porosity, macroscopic aspect ratio (L/D), and freeze-casting conditions. Such a GM suggests promising applications as soft actuators, sensors, robust shock absorbers, and environmental remediation.Entities:
Keywords: graphene metamaterials; negative Poisson's ratio; patterned microstructures; superelasticity
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Year: 2016 PMID: 26788692 DOI: 10.1002/adma.201505409
Source DB: PubMed Journal: Adv Mater ISSN: 0935-9648 Impact factor: 30.849