{"id":218154,"date":"2021-02-23T06:30:00","date_gmt":"2021-02-22T22:30:00","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=218154"},"modified":"2021-03-03T11:47:03","modified_gmt":"2021-03-03T03:47:03","slug":"%e6%82%89%e5%b0%bc%e5%a4%a7%e5%ad%a6%e9%99%88%e7%bf%8a%e5%8d%87%e5%9b%a2%e9%98%9fnano-today-%e5%86%b7%e5%86%bb%e4%b8%89%e7%bb%b4%e5%8e%9f%e5%ad%90%e6%8e%a2%e9%92%88%e6%9c%80%e6%96%b0%e7%bb%bc","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=218154","title":{"rendered":"\u6089\u5c3c\u5927\u5b66\u9648\u7fca\u5347\u56e2\u961fNano Today: \u51b7\u51bb\u4e09\u7ef4\u539f\u5b50\u63a2\u9488\u6700\u65b0\u7efc\u8ff0"},"content":{"rendered":"

\u8fd1\u5e74\u6765\uff0c\u51b7\u51bb\u4e09\u7ef4\u539f\u5b50\u63a2\u9488(Cryogenic Atom Probe Tomography\u6216cryo-APT)\u8fd9\u79cd\u521b\u65b0\u7684\u8868\u5f81\u6280\u672f\u5728\u6750\u6599\u79d1\u5b66\u9886\u57df\u4e2d\u6570\u5ea6\u53d6\u5f97\u91cd\u8981\u8fdb\u5c55\uff0c\u53d1\u8868\u5728\u300aScience\u300b\u3001\u300aScience Advances\u300b\u3001\u300aNature Communications\u300b\u4ee5\u53ca\u300aActa Materialia\u300b\u7b49\u6750\u6599\u9876\u520a\u4e0a\uff0c\u8fd9\u4e9b\u7a81\u7834\u4e3b\u8981\u6765\u81ea\u4e8e\u5f00\u53d1\u4e86\u4e00\u7cfb\u5217\u53ef\u4ee5\u6210\u529f\u8fbe\u5230\u51b7\u51bb\u6761\u4ef6\u7684\u6837\u54c1\u5236\u5907\u6280\u672f\uff0c\u5176\u4e2d\u5305\u62ec\u57fa\u4e8e2017\u5e74\u8bfa\u8d1d\u5c14\u5316\u5b66\u5956\u51b7\u51bb\u7535\u955c\u6837\u54c1\u5236\u5907\u6280\u672f\u800c\u7814\u53d1\u7684\u51b7\u51bb\u8f6c\u79fb\u6280\u672f(cryogenic sample transfer\u6216cryo-transfer)\u4ee5\u53ca\u51b7\u51bb\u805a\u7126\u79bb\u5b50\u675f(cryogenic focused ion beam\u6216cryo-FIB)\u3002\u8fd1\u65e5\uff0c\u5728cryo-APT\u6280\u672f\u4e0a\u9886\u5148\u5168\u7403\u7684\u6089\u5c3c\u5927\u5b66\u7684\u9648\u7fca\u5347(Yi-Sheng Chen)\u535a\u58eb\u5728\u7eb3\u7c73\u6750\u6599\u9886\u57df\u7684\u9876\u7ea7\u7efc\u8ff0\u671f\u520aNano Today (IF > 16)\u4e0a\uff0c\u4ee5\u201d Cryo Atom Probe: Freezing atoms in place for 3D mapping\u201d\u53d1\u8868\u4e86cryo-APT\u7684\u540c\u884c\u5ba1\u67e5\u7684\u8bc4\u8bba\u8bba\u6587(Opinion)\u3002\u672c\u6587\u56de\u987e\u5176\u4e2d\u6700\u91cd\u8981\u7684\u51e0\u9879\u521b\u65b0\uff0c\u5e76\u4e14\u7b80\u4ecb\u4e86\u8fd9\u4e9b\u521b\u65b0\u5b9e\u9a8c\u6280\u672f\u53ef\u80fd\u5e26\u6765\u7684\u79d1\u5b66\u8fdb\u5c55\u3002<\/p>\n

\u56fe\u4e00\u00a0cryo-APT\u7684\u5173\u952e\u6837\u54c1\u5236\u5907\u6280\u672f<\/strong><\/p>\n

\"\"<\/p>\n

(A) \u7528\u6765\u9694\u7edd\u6c34\u6c14\u7684\u51b7\u51bb\u6837\u54c1\u624b\u5957\u7bb1<\/p>\n

(B) \u6ca1\u6709\u7528\u624b\u5957\u7bb1\u5c06\u9020\u6210\u4f1a\u5927\u6c14\u5f53\u4e2d\u7684\u6c34\u6c14\u5728\u51b7\u51bb\u6837\u54c1\u8868\u9762\u7ed3\u51b0\u800c\u7834\u574fAPT\u7684\u9488\u72b6\u6837\u54c1\u6761\u4ef6<\/p>\n

(C) Cryo-FIB\u53d6\u6837(lift-out)\u7684\u65b9\u6cd5\u793a\u610f\u56fe\uff0c\u6b64\u65b9\u6cd5\u8fd0\u7528\u4e86FIB\u5207\u524a\u6750\u6599\u8fc7\u7a0b\u4e2d\u56e0\u6837\u54c1\u4f4e\u6e29\u800c\u5f15\u8d77\u7684\u6750\u6599\u56de\u9ecf(redeposition)\u6765\u8fbe\u5230lift-out\u6837\u54c1\u9ecf\u63a5\uff0c\u6b64\u65b9\u6cd5\u662f\u5f00\u53d1\u7528\u6765\u53d6\u4ee3\u4e86\u672c\u6765\u5229\u7528\u767d\u91d1\u6216\u78b3\u7684\u7535\u5b50\u675f\u6c89\u79ef\u6cd5(electron beam deposition)\uff0c\u56e0\u5e26\u6709\u767d\u91d1\u6216\u78b3\u7684\u6c14\u4f53\u65e0\u6cd5\u5728\u51b7\u51bb\u6837\u54c1\u4e0a\u9009\u533a\u6c89\u79ef<\/p>\n

(D) \u518d\u6b21\u8fd0\u7528redeposition\u5c06Cryo-FIB lift-out\u540e\u7684\u6837\u54c1\u9ecf\u63a5\u5728APT\u6837\u54c1\u53f0\u4e0a\u7684\u65b9\u6cd5\u793a\u610f\u56fe<\/p>\n

(E) \u5229\u7528\u65b0\u578b\u51b7\u51bb\u7b49\u79bb\u5b50\u4f53\u805a\u7126\u79bb\u5b50\u675f\u00a0(Cryogenic plasma FIB\u6216Cryo-PFIB)\u7684\u53e6\u4e00\u79cdCryo-APT\u9488\u72b6\u6837\u54c1\u5236\u5907\u65b9\u6cd5\uff0c\u7531\u4e8ePFIB\u7684\u5207\u524a\u901f\u5ea6\u8f83\u4f20\u7edf\u7684FIB\u5feb\u5f88\u591a\uff0c\u56e0\u6b64\u4e0d\u9700\u8981lift-out\u800c\u53ef\u4ee5\u76f4\u63a5\u5728\u4e00\u5757\u6750\u6599\u4e0a\u628a\u9488\u72b6\u6837\u54c1\u4ee5\u5916\u7684\u5468\u56f4\u6750\u6599(\u7eb3\u7c73\u5b54\u6d1e\u5316\u540e\u7684\u91d1\/Nano-porous gold\u6216NPG)\u5207\u6389<\/p>\n

(F) Cryo-PFIB\u65b9\u6cd5\u6700\u7ec8\u5f97\u5230\u7684\u9488\u72b6cryo-APT\u6837\u54c1(\u7ed3\u51b0\u7684\u91cd\u6c34D2<\/sub>O)<\/p>\n

\u56fe\u4e8c\u00a0Cryo-APT\u7684\u5173\u952e\u6210\u679c<\/strong><\/p>\n

\"\"<\/p>\n

(A) \u8fd0\u7528Cryo-APT\u6765\u89c2\u5bdf\u94a2\u94c1\u5f53\u4e2d\u7684\u6c22\u539f\u5b50(\u7ea2\u8272\u4fe1\u53f7)\u5206\u5e03\u5728\u542b\u78b3\u4f4d\u9519(\u84dd\u8272\u4fe1\u53f7)\u4e0a\uff0c\u6b64\u6210\u679c\u662f\u94a2\u94c1\u6c22\u8106\u9886\u57df\u4e2d\u6700\u91cd\u8981\u7684\u7a81\u7834\u4e4b\u4e00\uff0c\u53d1\u8868\u57282020\u5e741\u6708\u7684\u300aScience\u300b\u4e0a<\/p>\n

(B) \u8fd0\u7528Cryo-APT\u4e0eCryo-FIB lift-out\u6280\u672f\u6765\u8868\u5f81\u73bb\u7483\u4e0e\u8150\u8680\u5a92\u4ecb\u78b1\u6c34\u63a5\u53e3\u7684\u4e09\u7ef4\u6210\u5206\u5206\u5e03\uff0c\u4e0b\u65b9\u7eff\u8272\u533a\u57df\u662f\u542b\u9499\u7684\u73bb\u7483\u533a\u57df\uff0c\u4e0a\u65b9\u7d2b\u8272\u533a\u57df\u662f\u542b\u9502\u4e0e\u94a0\u7684\u51b7\u51bb\u78b1\u6c34(alkaline water)\uff0c\u5176\u4e2d\u4e0a\u65b9\u78b1\u6c34\u533a\u57df\u53ef\u4ee5\u900f\u8fc7\u6210\u5206\u5206\u6790\u6765\u533a\u5206\u51fa\u9502\u4e0e\u94a0\u7684\u5bcc\u96c6\u533a\u57df\uff0c\u6b64\u7ed3\u679c\u8fd0\u7528\u56fe\u4e00(C)\u548c(D)\u7684\u65b9\u6cd5\u8bc1\u660e\u4e86Cryo-APT + Cryo-FIB\u53ef\u4ee5\u7528\u6765\u5206\u6790\u8fd9\u79cd\u542b\u6c34\u6837\u54c1\u5185\u90e8\u7684\u5316\u5b66\u6210\u5206\u5206\u5e03\uff0c\u6b64\u7ed3\u679c\u53d1\u8868\u57282018\u5e7411\u6708\u7684\u300aUltramicroscopy\u300b\u4e0a<\/p>\n

(C) \u8fd0\u7528Cryo-APT\u4ee5\u53caCryo-PFIB\u6280\u672f\u6765\u8868\u5f81\u88ab\u91cd\u6c34(D2<\/sub>O)\u5305\u8986\u7684\u94f6\u788e\u7247(\u7070\u8272\u533a\u57df)\uff0c\u6b64\u7ed3\u679c\u8fd0\u7528\u4e86\u56fe\u4e00(E)\u548c(F)\u7684\u65b9\u6cd5\u8bc1\u660e\u4e86\u8fd9\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u5206\u6790\u4ee5\u6c34\u6765\u5305\u8986\u7684\u7eb3\u7c73\u6837\u54c1\uff0c\u6b64\u7ed3\u679c\u8bc1\u660e\u4e86\u8fd9\u4e2a\u8868\u5f81\u624b\u6bb5\u672a\u6765\u53ef\u88ab\u5e94\u7528\u5728\u751f\u7269\u6837\u54c1\u5236\u5907\u4e0e\u8868\u5f81\u4e0a\uff0c\u6b64\u7ed3\u679c\u53d1\u8868\u57282020\u5e7412\u6708\u7684\u300aScience Advances\u300b\u4e0a<\/p>\n

\u4f5c\u8005\u7b80\u4ecb<\/strong><\/p>\n

\"\"<\/p>\n

\u9648\u7fca\u5347(Yi-Sheng Chen)\u672c\u7855\u6bd5\u4e1a\u4e8e\u65b0\u7af9\u6e05\u534e\u5927\u5b66\u6750\u6599\u7cfb\uff0c2018\u5e74\u535a\u58eb\u6bd5\u4e1a\u4e8e\u82f1\u56fd\u725b\u6d25\u5927\u5b66\u6750\u6599\u7cfb\uff0c\u76ee\u524d\u5728\u6fb3\u6d32\u6089\u5c3c\u5927\u5b66(The University of Sydney)\u7684\u673a\u68b0\u5b66\u9662\u62c5\u4efbLecturer\u3002\u5728\u535a\u58eb\u6bd5\u4e1a3\u5e74\u5185\u9648\u535a\u58eb\u5df2\u4e89\u53d6\u5230\u8fd12\u5343\u4e07\u4eba\u6c11\u5e01\u7684\u79d1\u7814\u7ecf\u8d39\uff0c\u5728APT\u4e0e\u6c22\u80fd\u9886\u57df\u662f\u4e16\u754c\u77e5\u540d\u7684\u5e74\u8f7b\u5b66\u8005\u3002<\/p>\n

\u539f\u6587\u94fe\u63a5:<\/p>\n

https:\/\/www.sciencedirect.com\/science\/article\/pii\/S1748013221000323<\/a><\/p>\n

\u672c\u6587\u7531\u4f5c\u8005\u6295\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u8fd1\u5e74\u6765\uff0c\u51b7\u51bb\u4e09\u7ef4\u539f\u5b50\u63a2\u9488(Cryogenic Atom Probe Tomography\u6216cryo-APT)\u8fd9\u79cd\u521b\u65b0\u7684\u8868\u5f81\u6280\u672f\u5728\u6750\u6599\u79d1\u5b66\u9886\u57df\u4e2d\u6570\u5ea6\u53d6\u5f97\u91cd\u8981\u8fdb\u5c55\uff0c…<\/p>\n","protected":false},"author":11454,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-218154","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/218154"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/11454"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=218154"}],"version-history":[{"count":1,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/218154\/revisions"}],"predecessor-version":[{"id":218158,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/218154\/revisions\/218158"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=218154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=218154"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=218154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}