非晶合金在低地球轨道环境中的服役性能研究进展  

Research progress on service performance of metallic glass in low earth orbit

作　　者：张嘉琪 汪壮 王新[2] 张茂 唐学峰 龚攀 王新云[1] 姚可夫[3] ZHANG Jiaqi;WANG Zhuang;WANG Xin;ZHANG Mao;TANG Xuefeng;GONG Pan;WANG Xinyun;YAO Kefu(State Key Laboratory of Materials Processing and Die&Mould Technology,School of Materials Science and Engineering,Huazhong University of Science and Technology,Wuhan 430074,China;Hebei Key Laboratory of New Functional Materials,School of Materials Science and Engineering,Hebei University of Technology,Tianjin 300401,China;School of Materials Science and Engineering,Tsinghua University,Beijing 100084,China)

机构地区：[1]华中科技大学材料科学与工程学院,材料成形与模具技术全国重点实验室,武汉430074 [2]河北工业大学材料科学与工程学院,河北省新型功能材料重点实验室,天津300401 [3]清华大学材料学院,北京100084

出　　处：《自然杂志》2023年第4期258-270,共13页Chinese Journal of Nature

基　　金：国家自然科学基金项目(51725504,51601063);武汉市知识创新专项-基础研究项目;中央高校基本科研业务费专项资金资助项目(2021GCRC003)

摘　　要：随着人类航天技术的进步,对航天材料也提出了越来越高的要求,非晶合金(metallic glass,MG)由于其长程无序的特殊结构,有应用于低地球轨道(low earth orbit,LEO)上的巨大潜力。文章介绍了LEO中存在的导致材料失效的主要因素及其产生机制和作用机制,以及航天领域常用的材料种类及其特点;阐述了MG的发展历史、特点及应用前景;分别总结了MG在原子氧、热循环和空间辐照这些不利因素下的结构稳定性和性能稳定性,并以此来评价MG应用于LEO中的可行性;最后展望了未来MG在LEO环境中稳定性的研究方向。Along with the advancement of human aerospace technology,there are increasingly high requirements on aerospace materials.Metallic glass(MG)has great potential to be applied to low earth orbit(LEO)due to its special structure of long-range disorder.This paper introduces the main factors leading to material failure in LEO,their generation mechanism and action mechanism,the types and characteristics of commonly used materials in aerospace field.The development history,characteristics and application prospect of MG are expounded.The structural stability and performance stability of MG under the adverse factors of atomic oxygen,thermal cycle and space irradiation are summarized respectively,and the feasibility of application of MG in LEO is evaluated.Finally,the future research direction of MG stability in LEO environment is prospected.

关 键 词：非晶合金 低地球轨道 稳定性 

分 类 号：V252[一般工业技术—材料科学与工程]