A controlled wrinkled structure is a simple and effective approach to achieve unique properties and has been widely used in flexible materials.In this study,we reported a substrate prestrain method for fabricating wri...A controlled wrinkled structure is a simple and effective approach to achieve unique properties and has been widely used in flexible materials.In this study,we reported a substrate prestrain method for fabricating wrinkle-structured Zr52Ti34Nb14 multiplebasis-element(MBE)alloy films as biocompatible materials.Variations in the film thickness and substrate prestraining enabled a precise control of the amplitude and wavelength of the wrinkled structures,ranging from micrometers to nanometers.Moreover,owing to the flexibility of the wrinkled structures,the wrinkle-structure pattern could be adjusted by simply relaxing or further stretching of the substrate,leading to dynamically tunable transmittance and wetting behaviors.This result not only reveals Zr52Ti34Nb14 MBE alloy films as a potential flexible material,but also provides a new structural design approach for other MBE alloy systems.展开更多
基金supported by financial support from the Guangdong Basic and Applied Basic Research Foundation(No.2019B1515120020).
文摘A controlled wrinkled structure is a simple and effective approach to achieve unique properties and has been widely used in flexible materials.In this study,we reported a substrate prestrain method for fabricating wrinkle-structured Zr52Ti34Nb14 multiplebasis-element(MBE)alloy films as biocompatible materials.Variations in the film thickness and substrate prestraining enabled a precise control of the amplitude and wavelength of the wrinkled structures,ranging from micrometers to nanometers.Moreover,owing to the flexibility of the wrinkled structures,the wrinkle-structure pattern could be adjusted by simply relaxing or further stretching of the substrate,leading to dynamically tunable transmittance and wetting behaviors.This result not only reveals Zr52Ti34Nb14 MBE alloy films as a potential flexible material,but also provides a new structural design approach for other MBE alloy systems.
