{"id":250546,"date":"2023-05-16T05:51:31","date_gmt":"2023-05-15T21:51:31","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=250546"},"modified":"2023-05-15T09:51:50","modified_gmt":"2023-05-15T01:51:50","slug":"acta-materialia%ef%bc%9a%e7%9b%b4%e6%8e%a5%e8%a7%82%e5%af%9f%e6%99%b6%e7%b2%92%e5%b0%ba%e5%af%b8%e5%af%b9%e7%ba%b3%e7%b1%b3%e9%99%b6%e7%93%b7%e5%8a%9b%e5%ad%a6%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=250546","title":{"rendered":"Acta Materialia\uff1a\u76f4\u63a5\u89c2\u5bdf\u6676\u7c92\u5c3a\u5bf8\u5bf9\u7eb3\u7c73\u9676\u74f7\u529b\u5b66\u6027\u80fd\u7684\u5f71\u54cd"},"content":{"rendered":"<p><strong>\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p>\u7eb3\u7c73\u9676\u74f7\u7531\u4e8e\u5176\u4f18\u5f02\u7684\u673a\u68b0\u6027\u80fd\u3001\u8010\u9ad8\u6e29\u548c\u4f18\u5f02\u7684\u5149\u5b66\u900f\u660e\u5ea6\uff0c\u5728\u7ed3\u6784\u5e94\u7528\u4e2d\u5177\u6709\u7a81\u51fa\u7684\u5e94\u7528\u6f5c\u529b\u3002\u76ee\u524d\uff0c\u51cf\u5c0f\u6676\u7c92\u5c3a\u5bf8\u88ab\u8ba4\u4e3a\u662f\u63d0\u9ad8\u591a\u6676\u9676\u74f7\u529b\u5b66\u6027\u80fd\u7684\u6700\u6709\u6548\u65b9\u6cd5\u3002\u5728MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u786c\u5ea6\u6570\u636e\u4e2d\u89c2\u5bdf\u5230\u7684Hall-Petch\u548c\u53cdHall-Petch\u5173\u7cfb\u8868\u660e\uff0c\u7eb3\u7c73\u538b\u75d5\u7684\u9650\u5236\u548c\u538b\u7f29\u53d8\u5f62\u4e0d\u4ec5\u53ef\u80fd\u5b9e\u73b0\u4f4d\u9519\u5851\u6027\uff0c\u800c\u4e14\u53ef\u80fd\u5b9e\u73b0\u6676\u754c\u8f85\u52a9\u673a\u5236\u3002\u73b0\u5df2\u5f00\u53d1\u591a\u79cd\u6d4b\u91cfMgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u529b\u5b66\u6027\u80fd\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u7814\u7a76\u80fd\u4ece\u6839\u672c\u4e0a\u4e86\u89e3MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u529b\u5b66\u884c\u4e3a\u53ca\u5176\u5728\u4e0d\u540c\u52a0\u8f7d\u6761\u4ef6\u4e0b\u4e0e\u6676\u7c92\u5c3a\u5bf8\u7684\u5173\u7cfb\u3002\u6b64\u5916\uff0c\u5bf9\u5fae\u89c2\u7ed3\u6784\u7279\u5f81\uff08\u5982\u6676\u7c92\u5c3a\u5bf8\u3001\u6676\u754c\u7ed3\u6784\u548c\u5b54\u9699\u7387\uff09\u7684\u4e25\u683c\u8868\u5f81\u5bf9\u4e8e\u66f4\u597d\u5730\u7406\u89e3\u673a\u68b0\u6027\u80fd\u5f88\u91cd\u8981\u3002\u56e0\u6b64\uff0c\u5f00\u53d1\u4e00\u79cd\u53ef\u9760\u7684\u7eb3\u7c73\u7ea7\u5fae\u89c2\u7ed3\u6784TEM\u6210\u50cf\u65b9\u6848\u662f\u5f88\u91cd\u8981\u7684\u3002<\/p>\n<p><strong>\u00a0<\/strong><strong>\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n<p>\u57fa\u4e8e\u6b64\uff0c<strong>\u7f8e\u56fd\u5eb7\u6d85\u72c4\u683c\u5927\u5b66<\/strong><strong>Seok-Woo Lee<\/strong><strong>\u6559\u6388\u56e2\u961f<\/strong>\u4f7f\u7528TEM\u6210\u50cf\u6280\u672f\u3001\u7eb3\u7c73\u538b\u75d5\u3001\u5355\u8f74\u5fae\u67f1\u538b\u7f29\u548c\u5fae\u60ac\u81c2\u6881\u5f2f\u66f2\u6765\u7814\u7a76\u901a\u8fc7\u73af\u5883\u63a7\u5236\u7684\u538b\u529b\u8f85\u52a9\u70e7\u7ed3\u5408\u6210\u7684MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\uff08\u6676\u7c92\u5c3a\u5bf8\u4e3a3.7-80 nm\uff09\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u529b\u5b66\u6027\u80fd\u3002\u7814\u7a76\u4eba\u5458\u4f7f\u7528\u805a\u7126\u79bb\u5b50\u675f\u94e3\u524a\u6765\u4ea7\u751f\u539a\u5ea6\u68af\u5ea6TEM\u5265\u79bb\u6837\u54c1\uff0c\u8be5\u6837\u54c1\u5305\u542b\u5927\u7ea6\u5355\u4e2a\u6676\u7c92\u539a\u5ea6\u7684\u533a\u57df\uff0c\u5e76\u4f7f\u7528HAADF\u56fe\u50cf\u6765\u53ef\u89c6\u5316\u7eb3\u7c73\u7ea7\u5b54\u9699\uff0c\u7ed3\u6784\u8868\u660e\u73af\u5883\u63a7\u5236\u7684\u538b\u529b\u8f85\u52a9\u70e7\u7ed3\u6280\u672f\u5728\u8f83\u5927\u6676\u7c92\u5c3a\u5bf8\u7684\u9676\u74f7\u4e2d\u4ea7\u751f\u4e86\u5b54\u9699\u7387\u5c0f\u4e8e1%\u7684\u51e0\u4e4e\u5b8c\u5168\u81f4\u5bc6\u7684\u6676\u7c92\u7ed3\u6784\uff0c\u5728\u8f83\u5c0f\u6676\u7c92\u5c3a\u5bf8\u7684\u74f7\u4e2d\u4ea7\u751f\u4e86\u660e\u663e\u7684\u65e0\u5b54\u6676\u7c92\u7ed3\u6784\u3002\u7eb3\u7c73\u538b\u75d5\u548c\u5fae\u67f1\u538b\u7f29\u8868\u660e\uff0c\u5728\u76f8\u4f3c\u7684\u4e34\u754c\u6676\u7c92\u5c3a\u5bf8\u4e0b\uff0c\u786c\u5ea6\u548c\u538b\u7f29\u65ad\u88c2\u5f3a\u5ea6\u90fd\u4f1a\u53d1\u751f\u8f6c\u53d8\u3002\u5b9e\u9a8c\u7ed3\u679c\u548c\u6570\u503c\u5206\u6790\u4e3a\u7406\u89e3\u6676\u7c92\u5c3a\u5bf8\u5bf9MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u529b\u5b66\u6027\u80fd\u7684\u5f71\u54cd\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u89c1\u89e3\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201c<strong>Grain size effect on the mechanical properties of nanocrystalline magnesium aluminate spinel<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u77e5\u540d\u671f\u520a<strong><em>Acta Materialia<\/em><\/strong>\u4e0a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250548\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/0-1.png\" alt=\"\" width=\"600\" height=\"245\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/0-1.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/0-1-300x123.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/strong><\/p>\n<p>\u4f7f\u7528TEM\u6210\u50cf\u6280\u672f\u3001\u7eb3\u7c73\u538b\u75d5\u3001\u5355\u8f74\u5fae\u67f1\u538b\u7f29\u548c\u5fae\u60ac\u81c2\u6881\u5f2f\u66f2\u6765\u4e0d\u540c\u6676\u7c92\u5c3a\u5bf8\u7684MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u529b\u5b66\u6027\u80fd\uff0c\u5b9e\u9a8c\u7ed3\u679c\u548c\u6570\u503c\u5206\u6790\u8868\u660e\uff0c\u968f\u7740\u6676\u7c92\u5c3a\u5bf8\u7684\u51cf\u5c0f\uff0c\u4e3b\u8981\u7684\u5e94\u53d8\u8c03\u8282\u673a\u5236\u53d1\u751f\u4e86\u53d8\u5316\uff0c\u4ece\u57fa\u4e8e\u4f4d\u9519\u7684\u5851\u6027\u8f6c\u53d8\u4e3a\u526a\u5207\u5e26\u3002<\/p>\n<p><strong>\u00a0<\/strong><strong>\u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n<p><strong>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250549\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/1-1.png\" alt=\"\" width=\"600\" height=\"197\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/1-1.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/1-1-300x99.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>1\u00a0 TEM<\/strong><strong>\u7684\u5fae\u89c2\u7ed3\u6784\u5206\u6790<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>\uff08a\uff09\u5236\u5907\u7684\u5e73\u5747\u6676\u7c92\u5c3a\u5bf8\u4e3a80 nm\u7684TEM\u5265\u79bb\u6837\u54c1\u7684TEM\u56fe\u50cf\u3002<\/p>\n<p>\uff08b-c\uff09MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u660e\u573a\u56fe\u50cf\u548cHAADF\u56fe\u50cf\u3002<\/p>\n<p><strong>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250550\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/2.png\" alt=\"\" width=\"600\" height=\"402\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/2.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/2-300x201.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>2 \u00a080<\/strong><strong>\u81f3<\/strong><strong>3.7nm<\/strong><strong>\u7684<\/strong><strong>MgAl<sub>2<\/sub>O<sub>4<\/sub><\/strong><strong>\u7eb3\u7c73\u6676\u7684<\/strong><strong>HAADF-TEM<\/strong><strong>\u56fe\u50cf<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p><strong>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250551\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/3-1.png\" alt=\"\" width=\"600\" height=\"399\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/3-1.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/3-1-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>3 \u00a080<\/strong><strong>\u81f3<\/strong><strong>3.7nm<\/strong><strong>\u7684<\/strong><strong>MgAl<sub>2<\/sub>O<sub>4<\/sub><\/strong><strong>\u7eb3\u7c73\u6676\u7684\u660e\u573a\u9ad8\u5206\u8fa8<\/strong><strong>TEM<\/strong><strong>\u56fe\u50cf<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p><strong>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250552\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/4-1.png\" alt=\"\" width=\"600\" height=\"558\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/4-1.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/4-1-300x279.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>4 \u00a080<\/strong><strong>\u81f3<\/strong><strong>3.7nm<\/strong><strong>\u7684<\/strong><strong>MgAl<sub>2<\/sub>O<sub>4<\/sub><\/strong><strong>\u7eb3\u7c73\u6676\u7684\u5b9e\u9a8c\u7eb3\u7c73\u538b\u75d5\u786c\u5ea6\u6570\u636e<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250553\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/5.png\" alt=\"\" width=\"600\" height=\"256\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/5.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/5-300x128.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>5 \u00a0MgAl<sub>2<\/sub>O<sub>4<\/sub><\/strong><strong>\u7eb3\u7c73\u6676\u5728\u5355\u8f74\u5fae\u67f1\u538b\u7f29\u4e0b\u7684\u529b\u5b66\u884c\u4e3a<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>\uff08a\uff0980\u548c37 nm\u7684MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u6676\u7c92\u5c3a\u5bf8\u6837\u54c1\u7684\u5de5\u7a0b\u5e94\u53d8-\u5e94\u529b\u66f2\u7ebf\u3002<\/p>\n<p>\uff08b\uff0910.5\u548c3.7 nm\u7684MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u6676\u7c92\u5c3a\u5bf8\u6837\u54c1\u7684\u5de5\u7a0b\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002<\/p>\n<p>\uff08c\uff09\u65ad\u88c2\u5f3a\u5ea6\u4f5c\u4e3a\u6676\u7c92\u5c3a\u5bf8\u4f9d\u8d56\u6027\u7684\u51fd\u6570\uff0c\u572810.5 nm\u7684\u4e34\u754c\u6676\u7c92\u5c3a\u5bf8\u4e0b\u663e\u793a\u7684\u4e24\u4e2a\u533a\u57df\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250554\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/6.png\" alt=\"\" width=\"600\" height=\"264\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/6.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/6-300x132.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>6 \u00a0<\/strong><strong>\u5fae\u60ac\u81c2\u6881\u65ad\u88c2\u6d4b\u8bd5<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>\uff08a-b\uff09\u6d4b\u8bd5\u524d\u540e\u5e73\u5747\u6676\u7c92\u5ea6\u4e3a80 nm\u7684\u5fae\u60ac\u81c2\u7684SEM\u56fe\u50cf\u3002<\/p>\n<p>\uff08c\uff0980\u300110.5\u548c3.7 nm\u7684MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u7684\u5fae\u60ac\u81c2\u6881\u6837\u54c1\u7684\u5b9e\u9a8c\u8f7d\u8377\u4f4d\u79fb\u6570\u636e\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250555\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/7.png\" alt=\"\" width=\"600\" height=\"477\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/7.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/7-300x239.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>7 \u00a0<\/strong><strong>\u538b\u75d5\u5c3a\u5bf8\u6548\u5e94\u7684\u6676\u7c92\u5c3a\u5bf8\u4f9d\u8d56\u6027<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250556\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/8.png\" alt=\"\" width=\"600\" height=\"433\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/8.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/8-300x217.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>8 \u00a0<\/strong><strong>\u538b\u75d5\u5c3a\u5bf8\u6548\u5e94\u7684\u6709\u9650\u6700\u5f31\u73af\u6a21\u578b<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>\uff08a\uff09\u538b\u75d5\u5c3a\u5bf8\u6548\u5e94\u7684\u6709\u9650\u6700\u5f31\u73af\u6a21\u578b\u793a\u610f\u56fe\u3002<\/p>\n<p>\uff08b-c\uff093.7\u548c10.5 nm\u7684MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u4e2d\u7684H<sup>2<\/sup>\u4e0e1\/h\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250557\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/9.png\" alt=\"\" width=\"600\" height=\"239\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/9.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/9-300x120.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>9 \u00a0<\/strong><strong>\u4e24\u79cd\u4e0d\u540c\u7c7b\u578b\u6750\u6599\u7684\u6709\u9650\u6700\u5f31\u73af\u6a21\u578b<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>\uff08a\uff09\u6700\u5f31\u73af\u8282\u6a21\u578b\u8868\u660e\u786c\u5ea6\u5728\u8f83\u5927\u7684\u538b\u75d5\u6df1\u5ea6\u65f6\u4e0b\u964d\u5f97\u66f4\u5feb\u3002<\/p>\n<p>\uff08b\uff09\u6587\u732e\u4e2d\u6839\u636eNix-Gao\u6a21\u578b\uff0c\u968f\u7740\u538b\u5934\u89d2\u5ea6\u7684\u589e\u52a0\uff0cH<sup>2<\/sup>\u4e0e1\/h\u7684\u5173\u7cfb\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250558\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/10.png\" alt=\"\" width=\"600\" height=\"403\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/10.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/10-300x202.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>10 \u00a0<\/strong><strong>\u4f4d\u9519\u7ed3\u6784\u3001\u786c\u5ea6\u548c\u65ad\u88c2\u5f3a\u5ea6\u4e4b\u95f4\u7684\u5173\u7cfb<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p>\uff08a-b\uff09\u6cbf\u4f18\u9009\u6ed1\u79fb\u9762\u5bf980\u548c3.7 nm\u6837\u54c1\u7684\u5feb\u901f\u5085\u7acb\u53f6\u9006\u53d8\u6362\u3002<\/p>\n<p>\uff08c\uff09\u526a\u5207\u5e94\u529b\u7684\u6676\u7c92\u5ea6\u4f9d\u8d56\u6027\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-250559\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/11.png\" alt=\"\" width=\"600\" height=\"510\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/11.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/05\/11-300x255.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>11 \u00a0<\/strong><strong>\u65ad\u88c2\u97e7\u6027\u7684\u6676\u7c92\u5ea6\u4f9d\u8d56\u6027<\/strong><strong> \u00a9 2023 Elsevier<\/strong><\/p>\n<p><strong>\u4e94\u3001\u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/p>\n<p>\u7efc\u4e0a\uff0c\u672c\u6587\u5bf9\u901a\u8fc7\u73af\u5883\u63a7\u5236\u7684\u538b\u529b\u8f85\u52a9\u70e7\u7ed3\u5408\u6210\u7684\u538b\u75d5\u5c3a\u5bf8\u6548\u5e94\u8fdb\u884c\u4e86TEM\u6210\u50cf\u3001\u7eb3\u7c73\u538b\u75d5\u3001\u5355\u8f74\u539f\u4f4d\u5fae\u67f1\u538b\u7f29\u548c\u5fae\u60ac\u81c2\u5f2f\u66f2\u6d4b\u8bd5\uff0c\u4ee5\u786e\u5b9a\u6676\u7c92\u5c3a\u5bf8\u5bf9\u786c\u5ea6\u3001\u538b\u7f29\u65ad\u88c2\u5f3a\u5ea6\u548c\u65ad\u88c2\u97e7\u6027\u7684\u5f71\u54cd\u3002\u7ed3\u679c\u8868\u660e\uff0c\u9700\u8981\u4ece\u5851\u6027\u673a\u5236\u3001\u538b\u75d5\u6df1\u5ea6\u548c\u52a0\u8f7d\u6a21\u5f0f\u7b49\u65b9\u9762\u4ed4\u7ec6\u7406\u89e3MgAl<sub>2<\/sub>O<sub>4<\/sub>\u7eb3\u7c73\u6676\u529b\u5b66\u6027\u80fd\u7684\u6676\u7c92\u5c3a\u5bf8\u4f9d\u8d56\u6027\u3002\u672c\u7814\u7a76\u5bf9\u5404\u79cd\u60c5\u51b5\u7684\u8be6\u7ec6\u5206\u6790\u53ef\u4ee5\u5e94\u7528\u4e8e\u5176\u4ed6\u7eb3\u7c73\u6676\u4f53\u9676\u74f7\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684\u673a\u68b0\u6027\u80fd\u901a\u5e38\u7531\u7c7b\u4f3c\u7684\u53d8\u5f62\u548c\u65ad\u88c2\u8fc7\u7a0b\u63a7\u5236\u3002\u56e0\u6b64\uff0c\u672c\u5de5\u4f5c\u4e3a\u7406\u89e3\u7eb3\u7c73\u6676\u4f53\u9676\u74f7\u529b\u5b66\u6027\u80fd\u7684\u6676\u7c92\u5c3a\u5bf8\u4f9d\u8d56\u6027\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u89c1\u89e3\u3002<\/p>\n<p><strong>\u539f\u6587\u8be6\u60c5<\/strong>\uff1a<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S1359645423002124\" target=\"_blank\" rel=\"noopener\">Grain size effect on the mechanical properties of nanocrystalline magnesium aluminate spinel<\/a> (<em>Acta Materialia<\/em>, <strong>2023<\/strong>, <em>251<\/em>, 118881)<\/p>\n<p>\u672c\u6587\u7531\u5927\u5175\u54e5\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u3010\u5bfc\u8bfb\u3011 \u7eb3\u7c73\u9676\u74f7\u7531\u4e8e\u5176\u4f18\u5f02\u7684\u673a\u68b0\u6027\u80fd\u3001\u8010\u9ad8\u6e29\u548c\u4f18\u5f02\u7684\u5149\u5b66\u900f\u660e\u5ea6\uff0c\u5728\u7ed3\u6784\u5e94\u7528\u4e2d\u5177\u6709\u7a81\u51fa\u7684\u5e94\u7528\u6f5c\u529b\u3002\u76ee\u524d\uff0c\u51cf\u5c0f\u6676\u7c92\u5c3a\u5bf8\u88ab\u8ba4\u4e3a\u662f\u63d0\u9ad8\u591a\u6676\u9676\u74f7\u529b\u5b66\u6027\u80fd\u7684\u6700\u6709\u6548\u65b9\u6cd5&#8230;<\/p>\n","protected":false},"author":1004,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-250546","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/250546"}],"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\/1004"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=250546"}],"version-history":[{"count":1,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/250546\/revisions"}],"predecessor-version":[{"id":250565,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/250546\/revisions\/250565"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=250546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=250546"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=250546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}