{"id":123118,"date":"2018-01-26T06:30:33","date_gmt":"2018-01-25T22:30:33","guid":{"rendered":"\/\/m.iemloyee.com\/?p=123118"},"modified":"2018-01-26T22:09:21","modified_gmt":"2018-01-26T14:09:21","slug":"%e4%b8%a4%e7%a7%8d%e7%b1%bb%e5%9e%8b%e5%90%b8%e6%b3%a2%e6%9d%90%e6%96%99%e9%92%a1%e9%93%81%e6%b0%a7%e4%bd%93%e3%80%81sic%e9%99%b6%e7%93%b7%e7%9a%84%e6%9c%80%e6%96%b0%e7%a0%94%e7%a9%b6%e6%a2%b3","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=123118","title":{"rendered":"\u4e24\u79cd\u7c7b\u578b\u5438\u6ce2\u6750\u6599\u94a1\u94c1\u6c27\u4f53\u3001SiC\u9676\u74f7\u7684\u6700\u65b0\u7814\u7a76\u68b3\u7406"},"content":{"rendered":"

\u5728\u4e0a\u671f\u4e2d\u4ecb\u7ecd\u4e86\u65b0\u578b\u7684SiC\u5438\u6ce2\u6750\u6599\u7684\u7279\u6b8a\u7ed3\u6784\uff0c\u4f46\u5438\u6ce2\u6750\u6599\u7684\u79cd\u7c7b\u548c\u7279\u70b9\u4f9d\u7136\u6709\u5f88\u591a\u3002\u8fd9\u671f\u6211\u6765\u4ecb\u7ecd\u4e24\u79cd\u5e38\u89c1\u7684\u5438\u6ce2\u6750\u6599\u7684\u6700\u65b0\u62a5\u9053\uff08\u94c1\u6c27\u4f53\u548cSiC\u9676\u74f7\uff09\u3002<\/p>\n

\u96f7\u8fbe\u5438\u6ce2\u6750\u6599\u662f\u6307\u80fd\u591f\u5438\u6536\u5e76\u635f\u8017\u96f7\u8fbe\u6ce2\uff0c\u5b9e\u73b0\u51cf\u5c11\u76ee\u6807\u96f7\u8fbe\u6563\u5c04\u754c\u9762\u7684\u76ee\u7684\uff0c\u964d\u4f4e\u88ab\u53d1\u73b0\u7684\u6982\u7387\uff0c\u8d4b\u4e88\u76ee\u6807\u96f7\u8fbe\u9690\u8eab\u529f\u80fd\u7684\u4e00\u79cd\u529f\u80fd\u6750\u6599\u3002\u5176\u4e2d\uff0c\u57fa\u672c\u539f\u7406\u662f\u5438\u6536\u5982\u4f55\u5728\u6750\u6599\u8868\u9762\u7684\u7535\u78c1\u6ce2\uff0c\u5e76\u901a\u8fc7\u6750\u6599\u5185\u90e8\u78c1\u6ede\u635f\u8017\u6216\u4ecb\u7535\u635f\u8017\u5c06\u7535\u78c1\u6ce2\u80fd\u91cf\u8f6c\u6362\u6210\u5176\u4ed6\u5f62\u5f0f\u7684\u80fd\u91cf\uff0c\u5e76\u4f7f\u7535\u78c1\u6ce2\u56e0\u5e72\u6d89\u800c\u6d88\u5931\uff0c\u4ece\u800c\u635f\u8017\u6389\u63a2\u6d4b\u96f7\u8fbe\u6ce2\u7684\u7535\u78c1\u80fd\u91cf\uff0c\u7834\u574f\u63a2\u6d4b\u96f7\u8fbe\u56de\u6ce2\u4fe1\u53f7\u7684\u5b8c\u6574\u6027\uff0c\u964d\u4f4e\u96f7\u8fbe\u53d1\u73b0\u76ee\u6807\u7684\u6982\u7387\u3002\u9ad8\u6027\u80fd\u5438\u6ce2\u6750\u6599\u6ee1\u8db3\u4e00\u4e0b\u8981\u6c42\uff1a\u6750\u6599\u5e94\u6ee1\u8db3\u963b\u6297\u5339\u914d\u7279\u6027\u6765\u51cf\u5c11\u7535\u78c1\u6ce2\u8868\u9762\u7684\u53cd\u5c04\uff0c\u5165\u5c04\u7684\u7535\u78c1\u6ce2\u5e76\u5c3d\u53ef\u80fd\u5168\u6ce2\u88ab\u5438\u6536\u5242\u8870\u53d8\u3002\u76ee\u524d\u5e38\u89c1\u7684\u5438\u6ce2\u6750\u6599\u6709\u94c1\u6c27\u4f53\u3001SiC\u9676\u74f7\u548cSi3N\u00ac4\u9676\u74f7\u7b49\u3002\u4e0b\u9762\u6211\u5c06\u7b80\u8981\u548c\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b\u6700\u8fd1\u7684\u5438\u6ce2\u6750\u6599\u7814\u7a76\u60c5\u51b5\u3002<\/p>\n

\u94a1\u94c1\u6c27\u4f53
\n <\/strong>
\n 2018\u5e741\u6708\uff0c\u5370\u5ea6Sachin Tyagi\u5728INTEGRATED FERROELECTRICS\u53d1\u8868\u201cSynthesis and characterization of RADAR absorbing BaFe12O19\/NiFe2O4 magnetic nanocomposite\u201d\u6587\u7ae0\uff0c\u4ecb\u7ecd\u4e86BaFe12O19\/NiFe2O4\u7eb3\u7c73\u78c1\u6027\u6750\u6599\u3002<\/p>\n

\n \u6587\u7ae0\u6458\u8981<\/strong><\/p>\n

\u4f5c\u8005\u91c7\u7528\u5171\u6c89\u6dc0\u6cd5\u5408\u6210\u4e86\u5177\u6709\u8d85\u78c1\u6027\u7684BaFe12O19\/NiFe2O4\u7eb3\u7c73\u9897\u7c92\u3002\u751f\u6210\u7684\u524d\u9a71\u4f53\u5728Ni\u6c14\u6c1b\u4e0b\u70ed\u5904\u7406800\u00b0C\uff0c1000\u00b0C\u548c1200\u00b0C\u3002\u8fd9\u79cd\u5de5\u827a\u5f97\u5230\u7684\u9897\u7c92\u5927\u5c0f\u572820-22\u7eb3\u7c73\u7684\u8303\u56f4\u5185\uff0c\u5448\u7403\u5f62\u3002\u6b64\u5916\uff0c\u8fd9\u79cd\u7403\u5f62\u7eb3\u7c73\u9897\u7c92\u5728\u9ad8\u6e29\u4e0b\u5448\u516d\u89d2\u5f62\u5e76\u63a2\u8ba8\u4e86\u5728X\u6ce2\u6bb5\u7684\u7535\u78c1\u5438\u6ce2\u6027\u80fd\u3002<\/p>\n

\u56fe\u6587\u4ecb\u7ecd<\/strong><\/p>\n

1. BaFe12O19\/NiFe2O4\u7eb3\u7c73\u9897\u7c92\u7684SEM\u56fe\u50cf\u3002<\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u201c\u5408\u6210\u201d\u7684\u9897\u7c92\uff1b
\n \uff08b\uff09\u5728800\u00b0C\u5904\u7406\uff1b
\n \uff08c\uff091000\u00b0C\u5904\u7406\uff1b
\n \uff08d\uff091200\u00b0C\u5904\u7406\u3002
\n \u5728\u201c\u5408\u6210\u201d\u6761\u4ef6\u4e0b\uff0c\u89c2\u5bdf\u5230\u5c3a\u5bf8\u4e3a30 – 35nm\u7403\u5f62\u5f62\u8c8c\u7684\u7eb3\u7c73\u9897\u7c92\u3002\u968f\u7740\u70ed\u5904\u7406\u6e29\u5ea6\u7684\u5347\u9ad8\uff0c\u5927\u90e8\u5206\u7eb3\u7c73\u9897\u7c92\u4f1a\u6162\u6162\u6d88\u5931\uff0c\u5c11\u6570\u7684\u7eb3\u7c73\u9897\u7c92\u4f1a\u5438\u6536\u8f83\u5c0f\u7684\u9897\u7c92\u4f7f\u4f53\u79ef\u81a8\u80c0\u3002\u57281200\u00b0C\uff0cBaFe12O19\/NiFe2O4\u7eb3\u7c73\u9897\u7c92(\u5927\u5c0f\u7684\u8303\u56f485 – 95 nm)\u6709\u516d\u89d2\u677f\u548c\u9525\u4f53\u5f62\u72b6\u3002<\/p>\n

2.\u6e29\u5ea6\u5bf9BaFe12O19\/NiFe2O4\u7eb3\u7c73\u6676\u4f53\u7684\u78c1\u6ede\u56de\u8def\u7684\u5f71\u54cd\uff1a<\/p>\n

\"\"<\/p>\n

3.\u6e29\u5ea6\u5bf9BaFe12O19\/NiFe2O4\u7eb3\u7c73\u6676\u4f53\u7684 \u53cd\u5c04\u7387\u7684\u5f71\u54cd\uff1a<\/p>\n

\"\"<\/p>\n

\u7ed3\u8bba\uff1a\u91c7\u7528\u5171\u6c89\u6dc0\u6cd5\u6210\u529f\u5408\u6210\u4e86\u5177\u6709\u8d85\u78c1\u6027\u7684BaFe12O19\/NiFe2O4\u5747\u5300\u7403\u5f62\u7eb3\u7c73\u9897\u7c92(30 – 35nm)\u3002\u57281200\u00b0C\u70ed\u5904\u7406\u540e\u5f97\u5230\u516d\u89d2\u677f\u5f62\u72b6\u7684\u7eb3\u7c73\u9897\u7c92(85 – 95 nm)\u5177\u6709\u8f83\u9ad8\u7684\u9971\u548c\u78c1\u5316\u5f3a\u5ea6\u4e3a55.188 emu\/gm\uff0c\u4e14\u572811.79 GHz\u65f6\u83b7\u5f97\u6700\u5927\u53cd\u5c04\u7387\u4e3a-27.17 dB\u3002<\/p>\n

SiC\u9676\u74f7
\n <\/strong>
\n 2017\u5e7410\uff0c\u5b89\u5fbd\u5927\u5b66\u5728Journal of Alloys and Compounds\u4e2d\u53d1\u8868\u201cSurface layer and its effect on dielectric properties of SiC ceramics\u201d\u6587\u7ae0\uff0c\u4ecb\u7ecd\u4e86\u8868\u9762\u5c42\u5bf9SiC\u9676\u74f7\u4ecb\u7535\u7684\u5f71\u54cd\u3002<\/p>\n

\u6587\u7ae0\u6458\u8981<\/strong><\/p>\n

\u4f5c\u8005\u7814\u7a76\u4e86\u4ece\u5ba4\u6e29\u5230600\u00b0C\uff0c SiC\u9676\u74f7\u5728102 to 106 Hz\u8303\u56f4\u5185\u7684\u4ecb\u7535\u6027\u80fd\u3002\u5728300\u00b0\u4ee5\u4e0a\uff0c\u8868\u73b0\u51fa\u4e86\u826f\u597d\u7684\u4ecb\u7535\u6027\u80fd\u3002\u7ed3\u679c\u8868\u660e\uff0c\u70e7\u7ed3\u78b3\u5316\u7845\u8bd5\u6837\u7684\u8868\u9762\u8986\u76d6\u4e86SiO2\u5c42\u3002\u8868\u9762\u5c42\u7684\u6c27\u7a7a\u4f4d\u6269\u6563\u5230\u5185\u90e8\uff0c\u4ea7\u751f\u4e24\u4e2a\u70ed\u6fc0\u6d3b\u7684\u4ecb\u7535\u5f1b\u8c6b\u3002\u4f4e\u6e29\u677e\u5f1b\u88ab\u8ba4\u4e3a\u662f\u7531\u6c27\u7a7a\u4f4d\u8df3\u8dc3\u8fd0\u52a8\u5f15\u8d77\u7684\u6781\u5316\u5b50\u5f1b\u8c6b\uff0c\u800c\u9ad8\u6e29\u5219\u662f\u7531\u8868\u5c42\u5f15\u8d77\u7684Maxwell-Wagner\u5f1b\u8c6b\u3002<\/p>\n

\u56fe\u6587\u4ecb\u7ecd<\/p>\n

\"\"<\/p>\n

1\uff0e\u70e7\u7ed3\u78b3\u5316\u7845\u7403\u56e2\u548c\u76f8\u540c\u7684\u7403\u56e2\u8868\u9762\u5c42\u78e8\u524a0.2 mm (b)\u7684XRD\u884d\u5c04\u3002\u63d2\u56fe\u663e\u793a\u4e86\u70e7\u7ed3\u9897\u7c92\u7684SEM\u663e\u5fae\u56fe\u3002\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u70e7\u7ed3\u78b3\u5316\u7845\u7403\u56e2\u88abSiO2\u5c42\u8986\u76d6\u3002<\/p>\n

2.\u5728\u4e0d\u540c\u9891\u7387\u4e0b\uff0c\u4ecb\u7535\u635f\u8017\u548c\u4ecb\u7535\u5e38\u6570\u4e0e\u6e29\u5ea6\u5173\u7cfb\uff1b<\/p>\n

\"\"<\/p>\n

3.\u7535\u5b66\u6027\u80fd<\/p>\n

\"\"<\/p>\n

(a):SiC\u9676\u74f7\u7684\u7535\u6a21\u91cf\u7684\u865a\u90e8\u4e0e\u9891\u7387\u7684\u5173\u7cfb\u3002
\n (b): \u5728480\u00b0C\u4e0b\u5b9e\u9a8c\u70b9\u4e0e\u62df\u5408\u7ed3\u679c\u7684\u6bd4\u8f83
\n (c): \u963f\u5229\u7ebd\u65af\u56fe\u3002
\n (d): \u70e7\u7ed3\u78b3\u5316\u7845\u9676\u74f7\u8868\u9762\u548c\u629b\u5149\u6837\u54c1\u7684O\u5143\u7d20XPS\u56fe
\n \u7814\u7a76\u7684SiC\u9676\u74f7\u7684\u4f4e\u9891\u4ecb\u7535\u7279\u6027\u8868\u660e\uff0cSiC\u88abSiO2\u8868\u5c42\u8986\u76d6\uff0c\u5bfc\u81f4\u4e86\u4e24\u79cd\u70ed\u6fc0\u6d3b\u5f1b\u7f13\u3002\u4f4e\u9891\u7387(\u9ad8\u6e29\u5ea6)\u5f1b\u8c6b\u662f\u7531\u8868\u9762\u5c42\u6548\u5e94\u5f15\u8d77\u7684\u4e00\u79cdMaxwell-Wagner\u5f1b\u8c6b\u3002\u9ad8\u9891\u7387(\u4f4e\u6e29\u5ea6)\u677e\u5f1b\u88ab\u8ba4\u4e3a\u662f\u7531\u8868\u9762\u5c42\u7684\u6c27\u7a7a\u4f4d\u6269\u6563\u5230\u6837\u54c1\u7684\u5185\u90e8\u7684\u4e00\u4e2a\u6781\u5316\u5b50\u5f1b\u8c6b\u3002<\/p>\n

\u603b\u7ed3\uff1a\u94c1\u6c27\u4f53\u53ca\u5176\u91d1\u5c5e\u7c89\u672b\u901a\u8fc7\u4f18\u826f\u7684\u7535\u6027\u80fd\u78c1\u6027\u80fd\u548c\u8f83\u5927\u7684\u78c1\u635f\u8017\u800c\u5e94\u7528\u4e8e\u5438\u6ce2\u6750\u6599\u4e2d\uff0c\u5176\u7ed3\u6784\u548c\u6027\u80fd\u6709\u7740\u8f83\u9ad8\u7684\u7814\u7a76\u610f\u4e49\u3002SiC\u9676\u74f7\u5176\u9ad8\u6e29\u7a33\u5b9a\u6027\u80fd\u597d\uff0c\u5bc6\u5ea6\u5c0f\u6297\u6c27\u5316\u7b49\u7279\u6027\uff0c\u4f5c\u4e3a\u9ad8\u6e29\u5438\u6ce2\u6750\u6599\u6709\u7740\u660e\u663e\u7684\u4f18\u52bf\u3002\u5728\u5236\u5907\u5de5\u827a\uff0c\u7ed3\u6784\u548c\u63ba\u6742\u7b49\u65b9\u9762\u4e5f\u540c\u6837\u6709\u66f4\u591a\u7684\u7814\u7a76\u4ef7\u503c\u3002<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u4e13\u680f\u79d1\u6280\u987e\u95ee\u5c0f\u51f3\u5b50\u4f9b\u7a3f\uff0c\u6750\u6599\u4eba\u7f16\u8f91\u6574\u7406\u3002<\/p>\n

\u5f80\u671f\u6587\u7ae0\uff1a\u5317\u822aJ.Alloys Compd.\uff1a\u201c\u6728\u8033\u72b6\u201d\u77f3\u58a8\u70ef@SiC\u7684\u5408\u6210<\/a><\/p>\n

\u6750\u6599\u4eba\u5efa\u6709\u5438\u6ce2\u6750\u6599\u5fae\u4fe1\u7fa4\uff0c\u6b22\u8fce\u6dfb\u52a0\u5ba2\u670d\u5fae\u4fe1\uff08\u5fae\u4fe1\u53f7cailiaokefu\uff0c\u6216\u626b\u4ee5\u4e0b\u4e8c\u7ef4\u7801\uff09\u7533\u8bf7\u5165\u7fa4\u3002<\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728\u4e0a\u671f\u4e2d\u4ecb\u7ecd\u4e86\u65b0\u578b\u7684SiC\u5438\u6ce2\u6750\u6599\u7684\u7279\u6b8a\u7ed3\u6784\uff0c\u4f46\u5438\u6ce2\u6750\u6599\u7684\u79cd\u7c7b\u548c\u7279\u70b9\u4f9d\u7136\u6709\u5f88\u591a\u3002\u8fd9\u671f\u6211\u6765\u4ecb\u7ecd\u4e24\u79cd\u5e38\u89c1\u7684\u5438\u6ce2\u6750\u6599\u7684\u6700\u65b0\u62a5\u9053\uff08\u94c1\u6c27\u4f53\u548cSiC\u9676\u74f7\uff09\u3002 \u96f7\u8fbe\u5438\u6ce2\u6750\u6599\u662f…<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[2777],"class_list":["post-123118","post","type-post","status-publish","format-standard","hentry","category-jiedu","tag-2777"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/123118"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=123118"}],"version-history":[{"count":6,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/123118\/revisions"}],"predecessor-version":[{"id":123387,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/123118\/revisions\/123387"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=123118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=123118"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=123118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}