檢視晶粒间界的原始碼

[[File:晶粒间界.jpg|缩略图|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E6%99%B6%E7%B2%92%E9%97%B4%E7%95%8C&step_word=&hs=0&pn=1&spn=0&di=22550&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=1362211097%2C1717202066&os=3894827421%2C3109514179&simid=0%2C0&adpicid=0&lpn=0&ln=424&fr=&fmq=1624360815519_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fimg.51wendang.com%2Fpic%2Fa8d2edfc28532e0c1dad7a1e%2F1-810-jpg_6-1080-0-0-1080.jpg%26refer%3Dhttp%3A%2F%2Fimg.51wendang.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1626952824%26t%3D3351c5cb9aae59ba9cdc8b6a0f995f6d&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bc8ojg1wg2_z%26e3Bv54AzdH3F15vAzdH3Fwb1dj1uvdbcndjav81w10w8j&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined 原图链接][https://www.51wendang.com/doc/a8d2edfc28532e0c1dad7a1e 来自无忧文档]]]
'''晶粒间界'''（grain boundary）是指多晶体中不同取向晶粒间的界面。简称晶界。1940年J.M.伯格斯和W.L.布拉格晶界是由位错构成的模型。1954年F.L.沃格尔等在锗单晶中观察到规则的位错腐蚀斑排列，成功验证了小角度晶界的位错模型。晶界只有几个原子的厚度，早在19世纪末为冶金学家所预言，自电子显微术出现后，得到实验证实。