Two-photon polymerization-based 4D printing and its applications  

作　　者：Bingcong Jian Honggeng Li Xiangnan He Rong Wang Hui Ying Yang Qi Ge 

机构地区：[1]Shenzhen Key Laboratory of Soft Mechanics&Smart Manufacturing,Southern University of Science and Technology,Shenzhen 518055,People’s Republic of China [2]Department of Mechanical and Energy Engineering,Southern University of Science and Technology,Shenzhen 518055,People’s Republic of China [3]Pillar of Engineering Product Development,Singapore University of Technology and Design,8 Somapah Road,Singapore 487372,Singapore

出　　处：《International Journal of Extreme Manufacturing》2024年第1期1-25,共25页极端制造（英文）

基　　金：the National Natural Science Foundation of China(No.12072142);the Key Talent Recruitment Program of Guangdong Province(No.2019QN01Z438);the Science Technology and Innovation Commission of Shenzhen Municipality(ZDSYS20210623092005017);the China Postdoctoral Science Foundation(No.2022M721471);the Natural Science Foundation of Guangdong Province under the Grant(No.2022A1515010047)。

摘　　要：Two-photon polymerization(TPP)is a cutting-edge micro/nanoscale three-dimensional(3D)printing technology based on the principle of two-photon absorption.TPP surpasses the diffraction limit in achieving feature sizes and excels in fabricating intricate 3D micro/nanostructures with exceptional resolution.The concept of 4D entails the fabrication of structures utilizing smart materials capable of undergoing shape,property,or functional changes in response to external stimuli over time.The integration of TPP and 4D printing introduces the possibility of producing responsive structures with micro/nanoscale accuracy,thereby enhancing the capabilities and potential applications of both technologies.This paper comprehensively reviews TPP-based 4D printing technology and its diverse applications.First,the working principles of TPP and its recent advancements are introduced.Second,the optional4D printing materials suitable for fabrication with TPP are discussed.Finally,this review paper highlights several noteworthy applications of TPP-based 4D printing,including domains such as biomedical microrobots,bioinspired microactuators,autonomous mobile microrobots,transformable devices and robots,as well as anti-counterfeiting microdevices.In conclusion,this paper provides valuable insights into the current status and future prospects of TPP-based4D printing technology,thereby serving as a guide for researchers and practitioners.

关 键 词：two-photonpolymerization 4D printing nano/micro fabrication MICROROBOT 

分 类 号：TP391.73[自动化与计算机技术—计算机应用技术]