{"id":168959,"date":"2019-03-10T06:39:04","date_gmt":"2019-03-09T22:39:04","guid":{"rendered":"\/\/m.iemloyee.com\/?p=168959"},"modified":"2019-03-09T20:39:27","modified_gmt":"2019-03-09T12:39:27","slug":"%e9%92%88%e5%af%b9%e7%8e%af%e5%a2%83%e6%95%8f%e6%84%9f%e6%9d%90%e6%96%99%e7%9a%84%e4%bd%8e%e6%b8%a9fib%e5%88%b6%e6%a0%b7%e6%8a%80%e6%9c%af-%e4%bb%a5%e9%98%b2%e6%ad%a2ti%e5%8f%8ati%e5%90%88%e9%87%91","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=168959","title":{"rendered":"\u9488\u5bf9\u73af\u5883\u654f\u611f\u6750\u6599\u7684\u4f4e\u6e29FIB\u5236\u6837\u6280\u672f: \u4ee5\u9632\u6b62Ti\u53caTi\u5408\u91d1\u4e2d\u6c22\u7684\u6444\u5165\u4e3a\u4f8b"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u949b\uff08Ti\uff09\u548c\u949b\u5408\u91d1\u56e0\u5176\u4f18\u5f02\u7684\u75b2\u52b3\u5f3a\u5ea6\u548c\u826f\u597d\u7684\u8010\u8150\u8680\u6027\u800c\u5e7f\u6cdb\u7528\u4e8e\u822a\u7a7a\u822a\u5929\u548c\u5316\u5b66\u5de5\u4e1a\u3002\u7136\u800c\uff0cTi\u5bf9\u6c22\u5177\u6709\u9ad8\u4eb2\u548c\u529b\uff0c\u6c22\u5438\u6536\u901a\u5e38\u4f1a\u964d\u4f4e\u949b\u53ca\u949b\u5408\u91d1\u7684\u97e7\u6027\u548c\u5ef6\u5c55\u6027\uff0c\u540c\u65f6\u949b\u5408\u91d1\u4e5f\u88ab\u7528\u4e8e\u50a8\u6c22\u3002\u56e0\u6b64\uff0c\u7814\u7a76\u949b\u5408\u91d1\u4e2d\u6c22\u7684\u884c\u4e3a\uff0c\u5c24\u5176\u5728\u5fae\u7eb3\u7c73\u5c3a\u5ea6\u4e0b\uff0c\u5bf9\u4e8e\u8fdb\u4e00\u6b65\u7406\u89e3\u6c22\u8106\u673a\u5236\u548c\u50a8\u6c22\u673a\u7406\u662f\u6709\u610f\u4e49\u7684\u3002\u7136\u800c\uff0c\u5b9e\u9a8c\u7814\u7a76\u7684\u96be\u70b9\u5728\u4e8e\uff0c\u91c7\u7528\u4f20\u7edf\u5236\u6837\u624b\u6bb5\uff0c\u5982\u7535\u5316\u5b66\u629b\u5149\uff0cAr\u79bb\u5b50\u94e3\u524a\uff0c\u5e38\u6e29FIB\u94e3\u524a\u6280\u672f\uff0c\u5236\u5907\u7528\u4e8e\u663e\u5fae\u89c2\u5bdf\u548c\u663e\u5fae\u5206\u6790\u7684\u6837\u54c1\u65f6\u4f1a\u4e0d\u53ef\u907f\u514d\u5730\u5f15\u5165\u5927\u91cf\u7684\u6c22\uff0c\u8fdb\u800c\u5bfc\u81f4\u6c22\u5316\u7269\u7684\u5f62\u6210\u6216\u6f14\u53d8\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u9a6c\u514b\u601d. \u666e\u6717\u514b\u94c1\u7814\u7a76\u6240Chang Yanhong (\u5e38\u8273\u7ea2\uff0c\u7b2c\u4e00\u517c\u901a\u8baf\u4f5c\u8005)<\/strong>\u4e0eBaptiste Gault<\/strong>(\u901a\u8baf\u4f5c\u8005<\/strong>)\u5728Nature Communications<\/strong>\u4e0a\u53d1\u8868\u9898\u4e3a\u201cTi and its alloys as examples of cryogenic focused ion beam milling of environmentally-sensitive material<\/strong>s\u201d\u7684\u6587\u7ae0\uff0c\u901a\u8fc7TEM\u548cAPT\u8868\u5f81\u624b\u6bb5\u8bc1\u660e\u4e86\u7535\u5316\u5b66\u629b\u5149\u6216\u5e38\u6e29FIB\u5236\u6837\u6280\u672f\u90fd\u5c06\u5728\u949b\u53ca\u949b\u5408\u91d1\u4e2d\u5f15\u5165\u5927\u91cf\u7684\u6c22\u5e76\u5bfc\u81f4\u6c22\u5316\u7269\u5f62\u6210\uff0c\u800c\u4f4e\u6e29FIB\u94e3\u524a\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62\u73af\u5883\u4e2d\u6c22\u7684\u6444\u5165\uff0c\u5e76\u963b\u6b62\u9884\u5145\u6c22\u4ece\u6837\u54c1\u4e2d\u6269\u6563\u51fa\u53bb\u3002\u501f\u52a9\u4e8e\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\uff0c\u4f5c\u8005\u5bf9\u6bd4\u4e86\u5e38\u6e29\u53ca\u4f4e\u6e29\u4e0bFIB\u79bb\u5b50\u675f\u635f\u4f24\u6df1\u5ea6\u3001\u6c22\u6269\u6563\u901f\u7387\u7b49\u5173\u952e\u56e0\u7d20\uff0c\u5bf9\u5176\u4f5c\u7528\u673a\u5236\u8fdb\u884c\u7ec6\u81f4\u8ba8\u8bba\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe\u4e00 TEM\u8868\u5f81<\/strong><\/p>\n

\"\"
\n \u56fe\u4e8c \u539f\u5b50\u63a2\u9488\u5fae\u91cf\u5206\u6790<\/strong><\/p>\n

\"\"
\n (a-b<\/strong>) \u5e38\u89c4FIB\u5728\u5ba4\u6e29\u4e0b\u5236\u5907\u7684CP Ti\u548c Ti6246\u6837\u54c1\u7684\u539f\u5b50\u63a2\u9488\u65ad\u5c42\u626b\u63cf(APT)H\u5206\u5e03\u56fe\uff0c\u8d28\u8c31\u548c\u7ec4\u6210\u5206\u5e03\u56fe\uff1b<\/p>\n

(c-d<\/strong>) \u901a\u8fc7\u4f4e\u6e29FIB\u5236\u5907\u7684CP Ti\u548cTi6246\u6837\u54c1<\/p>\n

\u56fe\u4e09 \u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df<\/strong>
\n \"\"
\n (a<\/strong>) \u5782\u76f4\u5165\u5c04\u7684\uff080001\uff09\u53d6\u5411\u7684\u7eafTi\u8868\u9762MD\u5feb\u7167\u3002\u6bd4\u8272\u523b\u5ea6\u5c3a\u8868\u793a\u8868\u9762\u5c42\u539f\u5b50\uff0c\u8303\u56f41nm\uff1b\u4f53\u5185\u539f\u5b50\u4ee5\u6d45\u7d2b\u8272\u663e\u793a\uff0c\u6bd4\u4f8b\u5c3a\u4e3a10nm\u3002<\/p>\n

\u56fe\u56db FIB\u8fc7\u7a0b\u4e2d\u6837\u54c1\u8868\u9762\u53ca\u5185\u90e8\u6c22\u53ca\u6c22\u5316\u7269\u6f14\u53d8\u793a\u610f\u56fe<\/strong>
\n \"\"
\n \u5ba4\u6e29\uff1aFIB\u8fc7\u7a0b\u4e2d\uff0c\u8868\u9762\u5438\u9644\u7684H\u901a\u8fc7\u89e3\u79bb\u6216\u88ab\u79bb\u5b50\u675f\u6ce8\u5165\u8fdb\u53bb\u6837\u54c1\u8868\u5c42\u3002\u5ba4\u6e29\u4e0bH\u5c06\u5feb\u901f\u6269\u6563\u81f3\u6837\u54c1\u5185\u90e8\uff0c\u5e76\u5bfc\u81f4\u6c22\u5316\u7269\u5f62\u6210\u548c\u957f\u5927\uff1b<\/p>\n

\u4f4e\u6e29\uff1a\u79bb\u5b50\u675f\u635f\u4f24\u51cf\u5c0f\uff0cH\u7684\u89e3\u79bb\u53ca\u6269\u6563\u88ab\u663e\u8457\u6291\u5236\uff0c\u56e0\u800c\u963b\u6b62\u4e86H\u7684\u8fdb\u5165\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u4f4e\u6e29FIB\u6280\u672f\u6709\u6548\u5730\u4fdd\u7559\u4e86\u6750\u6599\u4e2d\u539f\u6709\u6c22\u7684\u6d53\u5ea6\u4e0e\u5206\u5e03\uff0c\u4ece\u800c\u4f7f\u5fae\u7eb3\u7c73\u5c3a\u5ea6\u4e0b\u7814\u7a76Ti\u57fa\u5408\u91d1\u6c22\u8106\u673a\u5236\u548c\u50a8\u6c22\u673a\u7406\u6210\u4e3a\u53ef\u80fd\u3002\u8fd9\u9879\u6280\u672f\u540c\u6837\u4e5f\u9002\u7528\u4e8e\u5176\u4ed6\u73af\u5883\u654f\u611f\u6750\u6599\u5982Zr\u57fa\uff0cMg\u57fa\u5408\u91d1\u7684\u6837\u54c1\u5236\u5907\uff0c\u6709\u6548\u907f\u514d\u5236\u6837\u8fc7\u7a0b\u4e2d\u6c22\u3001\u6c27\u7b49\u5143\u7d20\u7684\u5f15\u5165\uff0c\u5bf9\u4e8e\u5b9e\u9a8c\u7814\u7a76\u6c22\u3001\u6c27\u7b49\u5143\u7d20\u5728\u8fd9\u4e9b\u6750\u6599\u4e2d\u7684\u5fae\u89c2\u4f5c\u7528\u673a\u7406\u6709\u7740\u91cd\u8981\u610f\u4e49\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong><\/p>\n

1. Ti and its alloys as examples of cryogenic focused ion beam milling of environmentally-sensitive materials<\/a>(Nature Communications, 2019, DOI: 10.1038\/s41467-019-08752-7)<\/p>\n

2. Stephenson, L. T. et al. The Laplace project: an integrated suite for correlative atom probe tomography and electron microscopy under cryogenic and UHV conditions<\/a>. PLoS One 1\u201313 (2018). doi:10.1371\/journal.pone.0209211<\/p>\n

3. Hanlon, S. M., Persaud, S. Y., Long, F., Korinek, A. & Daymond, M. R. A solution to FIB induced artefact hydrides in Zr alloys<\/a>. J. Nucl. Mater. 515, 122\u2013134 (2019).<\/p>\n

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