Improved designs of negative Poisson's ratio structure and their applications in aerospace engineering
Lightweight have become the development requirements of aircraft structure design and manufacturing in the field of aerospace.The lightweight and porous structure and excellent mechanical properties of negative Poisson's ratio materials are new carriers to meet this demand.This review covers the types and deformation mechanisms of negative Poisson's ratio materials,discusses the improved structures of the negative Poisson's ratio materials and their properties in different dimensions,and summarizes the application prospects in the aerospace field.Also,the challenges and opportunities of the negative Poisson's ratio materials for future research are proposed.