摘要
非晶合金作为一种新型金属,因其卓越的物理、化学和力学性能而备受关注.然而,非晶合金作为结构材料的工程化应用却面临成形制造的瓶颈.解决这一难题是推动该类材料未来应用的关键.近年来,3D打印技术的发展为非晶合金的成形制造提供了有效的解决方案,并成为研究的热点.本文系统总结了近年来国内外在3D打印非晶合金领域的研究动态,重点探讨了其成形技术、结构特性及力学性能,回顾了3D打印非晶合金的结构调控及强韧化策略,尤其详细阐述了缺陷工程、外加韧性相、梯度结构、相变效应等调控策略对3D打印非晶合金力学性能的影响规律.最后,展望了3D打印非晶合金领域存在的问题及未来的发展趋势.
Bulk metallic glasses(BMGs),a novel class of materials,have garnered significant attention due to their exceptional physical,chemical,and mechanical properties.However,their application as structural materials is limited by challenges in forming and manufacturing.Addressing these issues is essential for expanding their use.Recent advancements in 3D printing technology present promising solutions,making this area a focal point of research.This study systematically reviews recent developments in 3D-printed bulk metallic glasses,emphasizing forming techniques,structural characteristics,and mechanical properties.We explore strategies for structural regulation and toughening,detailing how methods such as defect engineering,the addition of ductile phases,gradient structures,and phase transformation effects influence the mechanical properties of 3D-printed BMGs.Finally,we address current challenges in the field and discuss potential future development trends.
作者
欧阳迪
张诚
柳林
OUYANG Di;ZHANG Cheng;LIU Lin(School of Materials Science and Engineering,Huazhong University of Science and Technology,Wuhan 430074,China;School of Materials Science and Engineering,Wuhan University of Technology,Wuhan 430070,China)
出处
《中国科学:物理学、力学、天文学》
北大核心
2025年第8期163-175,共13页
Scientia Sinica Physica,Mechanica & Astronomica
基金
国家自然科学基金(编号:52201181)资助项目。
关键词
非晶合金
3D打印
结构调控
强韧化
bulk metallic glasses
3D printing
structural regulation
toughening
