{"id":240848,"date":"2022-08-09T07:05:54","date_gmt":"2022-08-08T23:05:54","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=240848"},"modified":"2022-08-08T17:06:13","modified_gmt":"2022-08-08T09:06:13","slug":"%e4%b8%8a%e6%b5%b7%e4%ba%a4%e5%a4%a7nat-commun-%ef%bc%9a%e5%8e%9f%e4%bd%8d%e8%a7%82%e5%af%9f%e4%bd%8d%e9%94%99%e6%94%80%e7%a7%bb%e5%92%8c%e6%99%b6%e7%95%8c%e7%9a%84%e8%bf%90%e5%8a%a8","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=240848","title":{"rendered":"\u4e0a\u6d77\u4ea4\u5927Nat. Commun.\uff1a\u539f\u4f4d\u89c2\u5bdf\u4f4d\u9519\u6500\u79fb\u548c\u6676\u754c\u7684\u8fd0\u52a8"},"content":{"rendered":"<p><strong>1. \u5bfc\u8bfb<\/strong><\/p>\n<p>\u7eb3\u7c73\u6750\u6599\u5177\u6709\u4f18\u5f02\u7684\u529b\u5b66\u6027\u80fd\uff0c\u5176\u5185\u90e8\u5305\u542b\u7684\u7eb3\u7c73\u7ea7\u7f3a\u9677\u5c3a\u5bf8\u5f71\u54cd\u4f4d\u9519\u7684\u5f62\u6838\uff0c\u8fd0\u52a8\u4ee5\u53ca\u53cd\u5e94\u3002\u4f46\u662f\u76ee\u524d\u539f\u5b50\u7ea7\u4f4d\u9519\u8fd0\u52a8\u673a\u5236\u5c1a\u4e0d\u6e05\u695a\uff0c\u5c24\u5176\u662f\u4f4d\u9519\u7684\u6500\u79fb\u3002\u867d\u7136\u7406\u8bba\u8ba1\u7b97\u548c\u539f\u5b50\u6a21\u62df\u7ed9\u51fa\u4e86\u4e00\u4e9b\u7814\u7a76\u7ed3\u679c\uff0c\u7136\u800c\uff0c\u4f4d\u9519\u6500\u79fb\u7684\u539f\u4f4d\u539f\u5b50\u5c3a\u5ea6\u5b9e\u9a8c\u89c2\u6d4b\u8fd8\u6ca1\u6709\u5b9e\u73b0\u3002\u56e0\u6b64\uff0c\u4f4d\u9519\u5fc3\u5728\u6500\u79fb\u8fc7\u7a0b\u4e2d\u7684\u52a8\u6001\u6f14\u5316\u89c4\u5f8b\u5c1a\u4e0d\u6e05\u695a\uff0c\u7eb3\u7c73\u5c3a\u5ea6\u5bf9\u4f4d\u9519\u6500\u79fb\u7684\u5f71\u54cd\u4e5f\u4e0d\u751a\u6e05\u695a\u3002\u672c\u5de5\u4f5c\u62a5\u544a\u4e86\u5728\u5177\u6709\u9762\u5fc3\u7acb\u65b9(FCC)\u7ed3\u6784\u7684\u53bb\u5408\u91d1\u5316\u7eb3\u7c73\u591a\u5b54Au\u97e7\u5e26\u4e2d\u503e\u659c\u6676\u754c(GB)\u4f4d\u9519\u7684\u539f\u5b50\u5c3a\u5ea6\u539f\u4f4d\u89c2\u5bdf\u3002<\/p>\n<p><strong>2. \u6210\u679c\u63a0\u5f71<\/strong><\/p>\n<p>\u6700\u8fd1\uff0c\u6765\u81ea\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\u7684\u5218\u6500\u7279\u522b\u7814\u7a76\u5458\u3001\u4f50\u6cbb\u4e9a\u7406\u5de5\u5b66\u9662\u6731\u5ef7\u6559\u6388\u548c\u7ea6\u7ff0\u65af-\u970d\u666e\u91d1\u65af\u5927\u5b66\u9648\u660e\u4f1f\u6559\u6388\u76f8\u4e92\u5408\u4f5c\uff0c\u62a5\u544a\u4e86\u5ba4\u6e29\u539f\u4f4d\u5e94\u53d8\u8fc7\u7a0b\u4e2d\u7eb3\u7c73\u91d1\u6676\u754c(GB)\u4f4d\u9519\u6500\u79fb\u7684\u539f\u5b50\u5c3a\u5ea6\u89c2\u5bdf\u7ed3\u679c\u3002\u7814\u7a76\u8868\u660e\uff1a\u4f4d\u9519\u6500\u79fb\u7531\u5916\u52a0\u5f2f\u66f2\u5e94\u529b\u8bf1\u5bfc\u91cd\u5efa\u4f4d\u9519\u4e2d\u5fc3\u989d\u5916\u534a\u539f\u5b50\u9762\u8fb9\u7f18\u7684\u4e24\u4e2a\u76f8\u90bb\u539f\u5b50\u67f1\u9a71\u52a8\u3002\u8fd9\u4e0e\u4f20\u7edf\u8ba4\u4e3a\u7684\u4f4d\u9519\u6500\u79fb\u662f\u901a\u8fc7\u5728\u4f4d\u9519\u6838\u5fc3\u5904\u7834\u574f\u6216\u6784\u5efa\u5355\u4e2a\u539f\u5b50\u67f1\u7684\u89c2\u70b9\u4e0d\u540c\u3002\u8499\u7279\u5361\u6d1b\u6a21\u62df\u8bc1\u660e\u4e86\u4f4d\u9519\u6500\u767b\u7684\u539f\u5b50\u8def\u5f84\u5728\u80fd\u91cf\u4e0a\u662f\u6709\u5229\u7684\uff0c\u4e14\u9002\u7528\u4e8e\u4e00\u822c\u5bf9\u79f0\u6676\u754c\u3002\u672c\u6587\u7684\u539f\u4f4d\u89c2\u5bdf\u8fd8\u63ed\u793a\u4e86\u5ba4\u6e29\u4e0b\u4f4d\u9519\u6500\u79fb\u7684\u6676\u754c\u6f14\u5316\u8fc7\u7a0b\uff0c\u8fd9\u4e3a\u63a7\u5236\u7eb3\u7c73\u7ed3\u6784\u91d1\u5c5e\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u6027\u80fd\u63d0\u4f9b\u4e86\u4e00\u79cd\u624b\u6bb5\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cIn situ atomic-scale observation of dislocation climb and grain boundary evolution in nanostructured metal\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u9876\u7ea7\u671f\u520a<em>Nature Communications<\/em>\u4e0a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-240850\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/\u5c01\u9762-1.png\" alt=\"\" width=\"1065\" height=\"471\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/\u5c01\u9762-1.png 1065w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/\u5c01\u9762-1-300x133.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/\u5c01\u9762-1-768x340.png 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/\u5c01\u9762-1-1024x453.png 1024w\" sizes=\"(max-width: 1065px) 100vw, 1065px\" \/>3.\u00a0<strong>\u6838\u5fc3\u521b\u65b0\u70b9<\/strong><\/p>\n<p>(1) \u901a\u8fc7\u539f\u4f4d\u5b9e\u9a8c\u53d1\u660e\u4e86\u4f4d\u9519\u6500\u79fb\u662f\u7531\u5916\u52a0\u5f2f\u66f2\u5e94\u529b\u8bf1\u5bfc\u91cd\u5efa\u4f4d\u9519\u4e2d\u5fc3\u989d\u5916\u534a\u539f\u5b50\u9762\u8fb9\u7f18\u7684\u4e24\u4e2a\u76f8\u90bb\u539f\u5b50\u67f1\u9a71\u52a8\u7684\u65b0\u673a\u5236;<\/p>\n<p>(2) \u901a\u8fc7\u6a21\u62df\u52a0\u5b9e\u9a8c\u6210\u529f\u8bc1\u660e\u4e86\u4f4d\u9519\u6500\u79fb\u7684\u6676\u754c\u6f14\u53d8\u8fc7\u7a0b\uff1b<\/p>\n<p><strong>4. \u56fe\u6587\u5bfc\u8bfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-240851\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/5-3.jpg\" alt=\"\" width=\"1270\" height=\"808\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/5-3.jpg 1270w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/5-3-300x191.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/5-3-768x489.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/5-3-1024x651.jpg 1024w\" sizes=\"(max-width: 1270px) 100vw, 1270px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>1<\/strong>\u539f\u4f4dHRTEM\u56fe\u50cf\u663e\u793aHAGB\u4e0a\u7684\u5ba4\u6e29\u4f4d\u9519\u6500\u79fb\u548c\u4eceHRTEM\u56fe\u50cf\u91cd\u5efa\u7684\u539f\u5b50\u6a21\u578b\u3002a-g. \u4f4d\u9519\u7528\u7b26\u53f7\u548c\u6570\u5b57\u8868\u793a\u3002\u56fe\u4e2d\u63d2\u5165\u7684Burgers\u56de\u8def\u8868\u793a\u4f4d\u9519\u7684\u76f8\u540c\u5203\u578b\u5206\u91cf. \u65b0\u5f62\u6210\u7684\u5b6a\u6676\u7247\u7528g\u4e2d\u7684\u7ea2\u8272\u865a\u7ebf\u8868\u793a\u3002\u6bd4\u4f8b\u5c3a:a\u4e3a2nm, b\u4e3a1nm\uff1bh. HRTEM\u56fe\u50cf\u91cd\u6784\u7684\u539f\u5b50\u6a21\u578b\uff1b\u03a33 TB\u7531\u6df1\u7070\u8272\u5e73\u9762\u6807\u8bb0\uff0c\u4f4d\u9519\u6838\u5fc3\u7531\u7ea2\u8272\u539f\u5b50\u67f1\u7a81\u51fa\uff1b\u9ec4\u8272\u7684\u66f2\u7ebf\u5e73\u9762\u8868\u793a\u5f2f\u66f2\u7684\u4e2d\u6027\u5e73\u9762\u3002i. \u91cd\u5efa\u4e86b-g\u4e2dHRTEM\u56fe\u50cf\u5bf9\u5e94\u7684\u539f\u5b50\u6784\u578b.<strong> \u00a9 2022 <\/strong><strong>Nature communications<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-240852\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/6-1.jpg\" alt=\"\" width=\"1269\" height=\"503\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/6-1.jpg 1269w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/6-1-300x119.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/6-1-768x304.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/6-1-1024x406.jpg 1024w\" sizes=\"(max-width: 1269px) 100vw, 1269px\" \/><\/p>\n<p><strong>\u56fe2<\/strong> HRTEM\u56fe\u50cf\u6d4b\u5f972\u722c\u5347\u901f\u5ea64\u4f4d\u9519\u7684\u4f4d\u79fb. a-e HRTEM\u56fe\u50cf\u663e\u793a\u4e86\u4f4d\u9519\u6838\u7684\u5feb\u901f\u79fb\u52a8(\u7528\u865a\u7ebf\u5708\u51fa)\u3002\u6bd4\u4f8b\u5c3a:1nm\uff1bf\u5728\u6574\u4e2a\u73b0\u573a\u5e94\u53d8\u8fc7\u7a0b\u4e2d\uff0c\u4f4d\u95194\u7684\u6500\u79fb\u901f\u5ea6\u548c\u4f4d\u79fb\u968f\u65f6\u95f4\u7684\u51fd\u6570.<strong> \u00a9 2022 <\/strong><strong>Nature communications<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-240853\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/7-2.jpg\" alt=\"\" width=\"1266\" height=\"1036\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/7-2.jpg 1266w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/7-2-300x245.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/7-2-768x628.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/7-2-1024x838.jpg 1024w\" sizes=\"(max-width: 1266px) 100vw, 1266px\" \/><\/p>\n<p><strong>\u56fe3<\/strong> \u6b63\u6500\u79fb\u8fc7\u7a0b\u4e2d\u4f4d\u9519\u5fc3\u7684\u91cd\u6784\u3002a-f. \u4e00\u7cfb\u5217HRTEM\u56fe\u50cf\u663e\u793a\u4e86\u4f4d\u9519\u5fc3\u7684\u91cd\u6784\u3002\u6bd4\u4f8b\u5c3a:0.5 nm. g. a-f\u56fe\u4e2d\u6cbf\u865a\u7ebf\u77e9\u5f62\u63d0\u53d6\u7684\u5bf9\u5e94\u5bf9\u6bd4\u5ea6\u5f3a\u5ea6\u8f6e\u5ed3\uff1bh-I, GCMC\u7ed3\u679c\u63ed\u793a\u4e86\u4f4d\u9519\u6838\u5728\u6b63\u5411\u722c\u5347\u8fc7\u7a0b\u4e2d\u7684\u539f\u5b50\u7ed3\u6784\u6f14\u5316; \u56fe\u7247\u7684\u4e0a\u884c\u663e\u793a\u4e86\u4e24\u4e2a\u76f8\u90bb\u539f\u5b50\u5217(\u7ea2\u8272)\u5408\u5e76\u8fc7\u7a0b\u7684\u4fef\u89c6\u56fe(xy\u5e73\u9762)\uff0c\u5728\u4e24\u4e2aGB\u4f4d\u9519\u7684\u6bcf\u4e2a\u6838\u5fc3(\u7528\u7b26\u53f7\u6807\u8bb0)\u3002\u4e0b\u9762\u4e00\u884c\u662f\u6cbf\u7740h\u4e2d\u7684\u9ed1\u8272\u865a\u7ebf\u5207\u5272\u539f\u5b50\u7ed3\u6784\u4ea7\u751f\u7684\u76f8\u5e94\u4fa7\u89c6\u56fe(xz-plane); \u53e6\u5916\u4e24\u4e2a\u76f8\u90bb\u7684\u539f\u5b50\u67f1(\u9752\u8272)\u4f5c\u4e3a\u53c2\u8003\uff0c\u4e0d\u76f4\u63a5\u53c2\u4e0e\u6500\u79fb\u4f4d\u9519\u5fc3\u7684\u91cd\u6784\u8fc7\u7a0b\u3002<strong>\u00a9 2022 <\/strong><strong>Nature communications<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-240854\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/8-1.jpg\" alt=\"\" width=\"1270\" height=\"540\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/8-1.jpg 1270w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/8-1-300x128.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/8-1-768x327.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/08\/8-1-1024x435.jpg 1024w\" sizes=\"(max-width: 1270px) 100vw, 1270px\" \/><\/p>\n<p><strong>\u56fe4<\/strong> \u8d1f\u5411\u6500\u79fb\u8fc7\u7a0b\u4e2d\u4f4d\u9519\u5fc3\u7684\u91cd\u6784\uff1ba-d\u4e00\u7cfb\u5217\u663e\u793a\u91cd\u5efa\u8fc7\u7a0b\u7684HRTEM\u56fe\u50cf\u3002\u6bd4\u4f8b\u5c3a:0.5 nm. e. a-d\u56fe\u4e2d\u6cbf\u70b9\u77e9\u5f62\u63d0\u53d6\u7684\u5bf9\u5e94\u5bf9\u6bd4\u5ea6\u5f3a\u5ea6\u8f6e\u5ed3.<strong> \u00a9 2022 <\/strong><strong>Nature communications<\/strong><\/p>\n<p><strong>5. \u6210\u679c\u542f\u8fea<\/strong><\/p>\n<p>\u6750\u6599\u7684\u529b\u5b66\u6027\u80fd\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d7\u4f4d\u9519\u6500\u79fb\u548c\u4f4d\u9519\u8fd0\u52a8\u7684\u5f71\u54cd\uff0c\u672c\u6587\u8be5\u7814\u7a76\u4e3a\u7eb3\u7c73\u7ed3\u6784\u91d1\u5c5e\u6750\u6599\u7684\u5ba4\u6e29\u8815\u53d8\u3001\u6676\u7c92\u7c97\u5316\u548c\u5ba4\u6e29\u8d85\u5851\u6027\u7b49\u63d0\u4f9b\u4e86\u65b0\u7684\u89c1\u89e3\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8bba\u6587\u94fe\u63a5\uff1ahttps:\/\/wwwnature.53yu.com\/articles\/s41467-022-31800-8<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. \u5bfc\u8bfb \u7eb3\u7c73\u6750\u6599\u5177\u6709\u4f18\u5f02\u7684\u529b\u5b66\u6027\u80fd\uff0c\u5176\u5185\u90e8\u5305\u542b\u7684\u7eb3\u7c73\u7ea7\u7f3a\u9677\u5c3a\u5bf8\u5f71\u54cd\u4f4d\u9519\u7684\u5f62\u6838\uff0c\u8fd0\u52a8\u4ee5\u53ca\u53cd\u5e94\u3002\u4f46\u662f\u76ee\u524d\u539f\u5b50\u7ea7\u4f4d\u9519\u8fd0\u52a8\u673a\u5236\u5c1a\u4e0d\u6e05\u695a\uff0c\u5c24\u5176\u662f\u4f4d\u9519\u7684\u6500\u79fb\u3002\u867d\u7136\u7406\u8bba\u8ba1&#8230;<\/p>\n","protected":false},"author":34569,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-240848","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/240848"}],"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\/34569"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=240848"}],"version-history":[{"count":4,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/240848\/revisions"}],"predecessor-version":[{"id":240879,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/240848\/revisions\/240879"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=240848"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=240848"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=240848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}