{"id":268440,"date":"2025-09-17T07:33:00","date_gmt":"2025-09-16T23:33:00","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=268440"},"modified":"2025-09-16T23:11:47","modified_gmt":"2025-09-16T15:11:47","slug":"%e6%a0%87%e9%a2%98-%e7%8e%8b%e5%bd%aa%e6%95%99%e6%8e%88%e5%9b%a2%e9%98%9f%e6%83%a0%e5%9d%87-%e5%88%98%e6%95%8f%e7%ad%89%e4%ba%ba%e6%ac%a7%e9%99%b6-jecs%ef%bc%9a%e9%95%81%e7%a6%bb%e5%ad%90%e6%b3%a8","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=268440","title":{"rendered":"\u6807\u9898: \u738b\u5f6a\u6559\u6388\u56e2\u961f\u60e0\u5747\/\u5218\u654f\u7b49\u4eba\u6b27\u9676 (JECS)\uff1a\u9541\u79bb\u5b50\u6ce8\u5165\u5b9e\u73b0\u8f90\u7167SiC\u4e2d\u65e0\u6c26\u6ce1\u533a\u7684\u5f62\u6210"},"content":{"rendered":"\n

Formation of a Helium-Bubble-Free Region in Irradiated SiC via Mg Ion Implantation: Irradiation experiments combined with first-principles calculations<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u6587\u7ae0\u4fe1\u606f:<\/strong> Jun Hui, Min Liu, Shuo Wang, Jia Peng Chen, Biao Wang, <\/strong>Formation of a Helium-Bubble-Free Region in Irradiated SiC via Mg Ion Implantation: Irradiation experiments combined with first-principles calculations, Journal of the European Ceramic Society<\/em>\uff0c(2025) 117825\u3002https:\/\/doi.org\/10.1016\/j.jeurceramsoc.2025.117825.\u60e0\u5747\u4e3a\u7b2c\u4e00\u4f5c\u8005\uff0c\u5218\u654f\u53ca\u738b\u5f6a\u6559\u6388\u4e3a\u901a\u8baf\u4f5c\u8005\u3002<\/p>\n\n\n\n

1.\u7b80\u4ecb<\/strong><\/strong><\/p>\n\n\n\n

\u78b3\u5316\u7845\uff08SiC\uff09\u56e0\u5176\u4f18\u5f02\u7684\u6297\u8f90\u7167\u6027\u548c\u9ad8\u6e29\u7a33\u5b9a\u6027\uff0c\u88ab\u89c6\u4e3a\u6838\u80fd\u7cfb\u7edf\u5305\u58f3\u6750\u6599\u7684\u91cd\u8981\u5019\u9009\u3002\u7136\u800c\uff0c\u5728\u6838\u73af\u5883\u4e2d\uff0c\u6c26\uff08He\uff09\u8f90\u7167\u4f1a\u5bfc\u81f4\u6750\u6599\u5185\u90e8\u5f62\u6210\u6c26\u6ce1\uff0c\u8fdb\u800c\u5f15\u8d77\u80bf\u80c0\u3001\u786c\u5316\u548c\u8106\u5316\uff0c\u4e25\u91cd\u5a01\u80c1\u5176\u670d\u5f79\u6027\u80fd\u3002\u5982\u4f55\u6709\u6548\u6291\u5236\u6c26\u6ce1\u7684\u751f\u6210\u4e0e\u6f14\u5316\uff0c\u662f\u63d0\u5347SiC\u670d\u5f79\u53ef\u9760\u6027\u7684\u5173\u952e\u79d1\u5b66\u95ee\u9898\u3002<\/p>\n\n\n\n

\u672c\u7814\u7a76\u901a\u8fc7\u79bb\u5b50\u8f90\u7167\u5b9e\u9a8c\u4e0e\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\u76f8\u7ed3\u5408\uff0c\u63ed\u793a\u4e86Mg\u79bb\u5b50\u6ce8\u5165\u5bf9SiC\u4e2d\u6c26\u6ce1\u884c\u4e3a\u7684\u8c03\u63a7\u673a\u5236\uff0c\u4e3b\u8981\u6210\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n

2<\/strong>.\u5b9e\u9a8c\u7ed3\u679c<\/strong><\/p>\n\n\n\n

i)\u5728\u5355\u72ecHe\u8f90\u7167\u7684SiC\u4e2d\uff0c\u6c26\u6ce1\u96c6\u4e2d\u5206\u5e03\u4e8e0\u2013310 nm\u8303\u56f4\u7684\u8868\u5c42\u533a\u57df\uff1b<\/p>\n\n\n\n

ii)\u5728He+Mg\u5171\u8f90\u7167\u5e76\u9000\u706b\u7684\u6837\u54c1\u4e2d\uff0c\u51fa\u73b0\u4e86\u539a\u5ea6\u7ea6468 nm\u7684\u201c\u65e0\u6c26\u6ce1\u533a\u201d\uff0c\u6c26\u6ce1\u4e3b\u8981\u8fc1\u79fb\u81f3\u66f4\u6df1\u5c42\uff0c\u4e14\u603b\u4f53\u5bc6\u5ea6\u660e\u663e\u964d\u4f4e\uff1b<\/p>\n\n\n\n

iii)Raman\u5149\u8c31\u663e\u793a\uff0cMg\u7684\u5f15\u5165\u6709\u6548\u51cf\u7f13\u4e86He\u8f90\u7167\u5bfc\u81f4\u7684Si\u2013C\u952e\u6536\u7f29\u548c\u5cf0\u4f4d\u84dd\u79fb\uff0c\u8868\u660eMg\u53ef\u7f13\u89e3\u5c40\u90e8\u5e94\u529b\u548c\u7ed3\u6784\u7578\u53d8\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u56fe 1. <\/strong>(a) He \u4e0e Mg \u5171\u8f90\u7167\u6837\u54c1\u5728 1273 K \u9000\u706b 15 h \u540e\u83b7\u5f97\u7684\u6b20\u7126\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c (XTEM) \u56fe\u50cf<\/strong><\/p>\n\n\n\n

3<\/strong>.\u673a\u5236\u89e3\u6790<\/strong><\/p>\n\n\n\n

i)He\u548c\u7a7a\u4f4d\u901a\u8fc7\u7f29\u77ed\u90bb\u8fd1Si\u2013C\u952e\uff0c\u5f15\u8d77\u5c40\u57df\u7535\u5b50\u81f4\u5bc6\u5316\u548c\u5e94\u529b\u96c6\u4e2d\uff0c\u662f\u6c26\u6ce1\u8bf1\u53d1\u8f90\u7167\u786c\u5316\u7684\u91cd\u8981\u539f\u56e0\uff1b<\/p>\n\n\n\n

ii)Mg\u539f\u5b50\u4f18\u5148\u53d6\u4ee3Si\u4f4d\u7f6e\uff0c\u4e0e\u90bb\u8fd1C\u539f\u5b50\u5f62\u6210\u7a33\u5b9a\u5316\u5b66\u952e\uff0c\u4e0d\u6539\u53d8SiC\u7684\u5e26\u9699\u548c\u8d39\u7c73\u80fd\u7ea7\uff0c\u5374\u80fd\u589e\u5f3a\u5c40\u90e8\u7ed3\u6784\u7a33\u5b9a\u6027\uff0c\u963b\u788dHe\u5728\u8868\u5c42\u6210\u6838\uff1b<\/p>\n\n\n\n

iii)\u5728\u7f3a\u9677\u8bf1\u5bfc\u7684\u201c\u6838\u2013\u58f3\u201d\u7ed3\u6784\u4e2d\uff0c\u7535\u5b50\u6781\u5316\u6548\u5e94\u4f7f\u8fb9\u7f18\u539f\u5b50\u5f62\u6210\u5076\u6781\u5b50\u5e76\u6fc0\u53d1Dirac\u8d39\u7c73\u5b50\u6001\uff0c\u4e3a\u7406\u89e3\u8f90\u7167\u7f3a\u9677\u7684\u7535\u5b66\u4e0e\u529b\u5b66\u8026\u5408\u63d0\u4f9b\u4e86\u65b0\u89c6\u89d2\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u56fe 2. SiC\u4e2d\u7a7a\u4f4d\/He\u5076\u6781\u5b50\u5f62\u6210\u7684\u52a8\u6001\u8fc7\u7a0b<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u56fe 3. <\/strong>\u7a7a\u4f4d\u6216\u63ba\u6742\u5f15\u8d77\u7684\u5f3a\u5316\u6548\u5e94\u4e0e\u8d39\u7c73\u80fd\u7ea7\u5904\u7684\u7535\u5b50\u5171\u632f\u662f\u5176\u5185\u5728\u673a\u5236<\/p>\n\n\n\n

4.<\/strong>\u79d1\u5b66\u610f\u4e49\u4e0e\u5e94\u7528\u524d\u666f<\/strong><\/p>\n\n\n\n

i)Mg\u6ce8\u5165\u4f7fSiC\u5f62\u6210\u7a33\u5b9a\u7684\u201c\u65e0\u6c26\u6ce1\u533a\u201d\uff0c\u6709\u6548\u6291\u5236\u6c26\u6ce1\u7684\u8868\u5c42\u805a\u96c6\u4e0e\u6f14\u5316\uff1b<\/p>\n\n\n\n

ii)\u8be5\u65b9\u6cd5\u663e\u8457\u63d0\u5347SiC\u7684\u6297\u8f90\u7167\u7a33\u5b9a\u6027\u548c\u529b\u5b66\u6027\u80fd\uff0c\u4e3a\u6838\u80fd\u5806\u5806\u82af\u7ed3\u6784\u6750\u6599\u7684\u8bbe\u8ba1\u4e0e\u4f18\u5316\u63d0\u4f9b\u4e86\u65b0\u7684\u5b9e\u9a8c\u4f9d\u636e\u4e0e\u7406\u8bba\u652f\u6301\uff1b<\/p>\n\n\n\n

iii)\u672c\u7814\u7a76\u62d3\u5c55\u4e86\u7f3a\u9677\u6781\u5316\u548c\u7535\u5b50\u6001\u8c03\u63a7\u5728\u8f90\u7167\u9632\u62a4\u6750\u6599\u4e2d\u7684\u5e94\u7528\u601d\u8def\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u56fe 4. \u6838\u2013\u58f3\u7ed3\u6784\u4f53\u7cfb\u7684\u80fd\u91cf\u5206\u89e3\u7ed3\u679c<\/p>\n\n\n\n

5.<\/strong>\u7ed3\u8bba<\/strong><\/strong><\/p>\n\n\n\n

 \u9541\u79bb\u5b50\u6ce8\u5165\u4e0d\u4ec5\u6539\u5584\u4e86SiC\u7684\u5c40\u90e8\u7ed3\u6784\u7a33\u5b9a\u6027\uff0c\u8fd8\u663e\u8457\u6291\u5236\u4e86\u6c26\u6ce1\u7684\u6210\u6838\u4e0e\u8868\u9762\u805a\u96c6\uff0c\u6784\u7b51\u4e86\u72ec\u7279\u7684\u201c\u65e0\u6c26\u6ce1\u533a\u201d\u3002\u8be5\u6210\u679c\u4e3a\u5f00\u53d1\u9ad8\u6027\u80fd\u3001\u957f\u5bff\u547d\u7684\u6838\u80fd\u5305\u58f3\u6750\u6599\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u548c\u65b9\u6cd5\uff0c\u5bf9\u672a\u6765\u6781\u7aef\u6838\u73af\u5883\u4e0b\u7684\u6750\u6599\u8bbe\u8ba1\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Formation of a Helium-Bubble-Free Region in Irradiated SiC via Mg Ion Implantati…<\/p>\n","protected":false},"author":31345,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-268440","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/268440"}],"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\/31345"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=268440"}],"version-history":[{"count":1,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/268440\/revisions"}],"predecessor-version":[{"id":268448,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/268440\/revisions\/268448"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=268440"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=268440"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=268440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}