{"id":122708,"date":"2018-01-24T06:01:11","date_gmt":"2018-01-23T22:01:11","guid":{"rendered":"\/\/m.iemloyee.com\/?p=122708"},"modified":"2018-01-24T06:01:11","modified_gmt":"2018-01-23T22:01:11","slug":"%e6%b8%85%e5%8d%8e%e5%a4%a7%e5%ad%a6j-am-ceram-soc-mno%e5%8f%af%e6%8f%90%e9%ab%98knn%e5%9f%ba%e9%99%b6%e7%93%b7%e7%9a%84%e6%b8%a9%e5%ba%a6%e7%a8%b3%e5%ae%9a%e6%80%a7%e5%92%8c%e7%94%b5%e6%80%a7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=122708","title":{"rendered":"\u6e05\u534e\u5927\u5b66J. Am. Ceram. Soc.: MnO\u53ef\u63d0\u9ad8KNN\u57fa\u9676\u74f7\u7684\u6e29\u5ea6\u7a33\u5b9a\u6027\u548c\u7535\u6027\u80fd"},"content":{"rendered":"

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

\u538b\u7535\u9676\u74f7\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u8bbe\u5907\uff0c\u5982\u4f20\u611f\u5668\u3001\u6267\u884c\u5668\u3001\u4f20\u611f\u5668\u7b49\uff0c\u591a\u5e74\u6765Pb(Zr1-x<\/sub>Ti)O3<\/sub>(PZT)\u57fa\u9676\u74f7\u4ee5\u5176\u4f18\u826f\u7684\u538b\u7535\u6027\u80fd\u5360\u636e\u7740\u538b\u7535\u5e02\u573a\u3002\u7136\u800c\uff0c\u7531\u4e8e\u6c27\u5316\u94c5\u7684\u9ad8\u6bd2\u6027\uff0c\u94c5\u57fa\u8bbe\u5907\u5df2\u5f15\u8d77\u4e86\u4e25\u91cd\u7684\u73af\u5883\u95ee\u9898\uff0c\u8feb\u5207\u9700\u8981\u5f00\u53d1\u5177\u6709\u4f18\u826f\u538b\u7535\u6027\u80fd\u7684\u65e0\u94c5\u538b\u7535\u5668\u4ef6\u53d6\u4ee3\u94c5\u57fa\u538b\u7535\u5668\u4ef6\u3002K0.5<\/sub>Na0.5<\/sub>NbO3<\/sub>\uff08KNN\uff09\u57fa\u9676\u74f7\u7531\u4e8e\u5177\u6709\u4f18\u826f\u7684\u538b\u7535\u6027\u80fd\u3001\u9ad8\u7684\u5c45\u91cc\u6e29\u5ea6\u548c\u73af\u5883\u53cb\u597d\u6027\uff0c\u88ab\u8ba4\u4e3a\u662f\u6700\u6709\u53ef\u80fd\u53d6\u4ee3\u94c5\u57fa\u9676\u74f7\u7684\u6750\u6599\u4e4b\u4e00\u3002KNN\u57fa\u9676\u74f7\u9700\u8981\u5728\u8fd8\u539f\u6c14\u6c1b\u4e0b\u70e7\u7ed3\uff0c\u4f46\u70e7\u7ed3\u8fc7\u7a0b\u6613\u5f62\u6210\u5927\u91cf\u6c27\u7a7a\u4f4d\uff0c\u4ece\u800c\u964d\u4f4e\u7edd\u7f18\u7535\u963b\u7387\uff0c\u6dfb\u52a0Mn2+<\/sup>\u79bb\u5b50\u53ef\u63d0\u9ad8\u5176\u9ad8\u538b\u7535\u6027\u80fd\u548c\u7edd\u7f18\u7535\u963b\u7387\uff0c\u56e0\u6b64\uff0c\u5bf9\u63ba\u5165MnO\u7684KNN\u57fa\u9676\u74f7\u5fae\u89c2\u7ed3\u6784\u3001\u538b\u7535\u6548\u5e94\u3001\u9676\u74f7\u538b\u7535\u6027\u80fd\u7684\u6e29\u5ea6\u7a33\u5b9a\u6027\u5f71\u54cd\u8fdb\u884c\u7814\u7a76\u5c06\u975e\u5e38\u6709\u5fc5\u8981\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6e05\u534e\u5927\u5b66<\/strong>\u6750\u6599\u5b66\u9662\u738b\u6653\u6167\u6559\u6388<\/strong>\uff08\u901a\u8baf\u4f5c\u8005<\/strong>\uff09\u7814\u53d1\u56e2\u961f\u5728J. Am. Ceram. Soc.<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u4e3a\u201cTemperature stability and electrical properties of MnO-doped KNN-based ceramics sintered in reducing atmosphere<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u8be5\u6587\u7ae0\u4e2d\u7814\u7a76\u4eba\u5458\u5728\u94cc\u9178\u94be\u94a0\uff08KNN\uff09\u57fa\u538b\u7535\u9676\u74f7\u4e2d\u63ba\u5165\u7cfb\u5217\u91cf\u7684MnO\uff0c\u5728\u8fd8\u539f\u6c14\u6c1b\u4e0b\u70e7\u7ed3\u51fa\u9676\u74f7\uff0cMnO\u7684\u63ba\u5165\u63d0\u9ad8\u4e86KNN\u57fa\u9676\u74f7\u7684\u6e29\u5ea6\u7a33\u5b9a\u6027\u548c\u7535\u6027\u80fd\u3002<\/p>\n

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

\u56fe1 KNN-0.045BNZ\u9676\u74f7\u4e2d\u63ba\u5165MnO\u5bf9\u94cc\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

(A<\/strong> )KNN-0.045BNZ\u9676\u74f7\u63ba\u5165\u4e0d\u540c\u91cfMnO\u540eNb 3d\u7684XPS\u8868\u5f81\uff1b<\/p>\n

(B<\/strong>) \u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684Nb 3d5\/2<\/sub>\u7ed3\u5408\u80fd\u5cf0\u503c\u3002<\/p>\n

\u56fe2 KNN-0.045BNZ\u9676\u74f7\u4e2d\u63ba\u5165MnO\u5bf9\u94cb\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

(A<\/strong>) XPS\u7ed3\u679c\u663e\u793a\u5728\u8fd8\u539f\u6c14\u6c1b\u4e0b\u70e7\u7ed3\u7684\u6837\u54c1\u4e2d\u9ad8\u4ef7\u94cb\u79bb\u5b50\u5f88\u5bb9\u6613\u88ab\u8fd8\u539f\u6210\u4f4e\u4ef7\u94cb\u79bb\u5b50\uff1b<\/p>\n

(B<\/strong>) MnO\u7684\u63ba\u5165\u8bf1\u5bfcBi 4f7\/2<\/sub>\u7ed3\u5408\u80fd\u5cf0\u53d1\u751f\u4f4d\u79fb\u00a0\uff1b<\/p>\n

(C\u3001D<\/strong>) \u9ad8\u65af-\u52b3\u4f26\u5179\u6a21\u62df\u51fa\u7684Mn0-air\uff08\u4e0d\u63baMnO\u5728\u7a7a\u6c14\u6c14\u6c1b\u4e2d\u70e7\u7ed3\uff09\u548cMn0\uff08\u4e0d\u63baMnO\u5728\u8fd8\u539f\u6c14\u6c1b\u4e0b\u70e7\u7ed3\uff09 \u9676\u74f7XPS\u7ed3\u679c\u3002<\/p>\n

\u56fe3 \u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684\u5ba4\u6e29XRD\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A<\/strong>\uff092\u03b8=10o<\/sup>-120o<\/sup>\u00a0\u8303\u56f4\u7684XRD\u56fe\uff1b<\/p>\n

\uff08B<\/strong>\uff092\u03b8=44o<\/sup>-53o<\/sup>\u00a0\u8303\u56f4\u7684XRD\u56fe\u3002<\/p>\n

\u56fe4 \u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684\u76f8\u5206\u7387\u548c\u6676\u80de\u4f53\u79ef<\/strong><\/p>\n

\"\"<\/p>\n

\u5728\u8fd8\u539f\u6c14\u6c1b\u4e0b\u70e7\u7ed3\u7684\u9676\u74f7\u968f\u7740MnO\u63ba\u91cf\u7684\u589e\u52a0R\u76f8\u5206\u7387\u4ece~0.05\u589e\u52a0\u5230\u4e86~0.62\uff0cMn0-air\u7531\u4e8eBi3+<\/sup>\u3001Na+<\/sup>\u548c K+<\/sup>\u79bb\u5b50\u7684\u6325\u53d1\u6676\u80de\u4f53\u79ef\u6bd4Mn0\u66f4\u5c0f\u3002<\/p>\n

\u56fe5 \u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684\u62c9\u66fc\u5149\u8c31\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A<\/strong>\uff09\u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684\u62c9\u66fc\u5149\u8c31\uff1b<\/p>\n

\uff08B<\/strong>\uff09V1\u62c9\u4f38\u6a21\u5f0f\u4e0b\u8c31\u5e26\u4f4d\u7f6e\u548c\u534a\u5cf0\u5bbd\u53d8\u5316\u3002<\/p>\n

\u56fe6 \u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684P-E\u6ede\u56de\u66f2\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe\u4e2d\u663e\u793aMn0\u62e5\u6709\u9971\u548c\u7684\u7535\u6ede\u56de\u7ebf\u548c\u968fMnO\u63ba\u91cf\u7684\u4e0d\u540c\u5236\u5907\u51fa\u7684\u9676\u74f7\u5177\u6709\u4e0d\u540c\u7684\u7535\u6ede\u56de\u7ebf\u7279\u6027\u3002<\/p>\n

\u56fe7 \u63ba\u5165MnO\u540eKNN-0.045BNZ\u9676\u74f7\u7684SEM\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u4eceSEM\u56fe\u4e2d\u80fd\u89c2\u5bdf\u5230\u5728Mn0\u548cMn0-air\u9676\u74f7\u8868\u9762\u5747\u5b58\u5728\u5927\u9762\u79ef\u6db2\u76f8\u548c\u6676\u7c92\u957f\u5927\u5f02\u5e38\u60c5\u51b5\uff0c\u8868\u660eMn0\u548cMn0-air\u9676\u74f7\u5728\u70e7\u7ed3\u8fc7\u7a0b\u4e2d\u6db2\u76f8\u7684\u51fa\u73b0\u5bfc\u81f4\u70e7\u7ed3\u8fc7\u7a0b\u4e2d\u6210\u5206\u504f\u6790\uff0c\u4ece\u800c\u5f71\u54cd\u4e86\u9676\u74f7\u7684\u7535\u6027\u80fd\u3002<\/p>\n

\u56fe8 \u5728500\u8d6b\u5179\u52301\u5146\u8d6b\u9891\u7387\u8303\u56f4\u5185\u8be5\u9676\u74f7\u4ecb\u7535\u5e38\u6570\uff08\u03b5r<\/sub>\uff09\u548c\u4ecb\u7535\u635f\u8017\uff08\u03b4\uff09\u5bf9\u6e29\u5ea6\u7684\u4f9d\u8d56\u6027<\/strong><\/p>\n

\"\"<\/p>\n

\u968f\u7740MnO\u63ba\u91cf\u7684\u589e\u52a0\u5c45\u91cc\u6e29\u5ea6\uff08Tc<\/sub> \uff09\u63d0\u9ad8\uff0c\u53ef\u80fd\u662f\u7531\u4e8eMnO\u7684\u63ba\u5165\u964d\u4f4e\u4e86A\u7a7a\u4f4d\u6d53\u5ea6\u548c\u6291\u5236\u4e86\u6676\u7c92\u7684\u5f02\u5e38\u957f\u5927\u3002<\/p>\n

\u56fe9 \u5728100\u5343\u8d6b\u6761\u4ef6\u4e0b\u8be5\u9676\u74f7\u4ecb\u7535\u5e38\u6570\uff08\u03b5r<\/sub>\uff09\u5bf9\u6e29\u5ea6\u7684\u4f9d\u8d56\u6027<\/strong><\/p>\n

\"\"<\/p>\n

MnO\u901a\u8fc7\u6291\u5236\u4ecb\u8d28\u5f02\u5e38\u5cf0\u53ef\u589e\u5f3aR\u76f8\u4f4d\u3002<\/p>\n

\u56fe10 \u5e73\u9762\u6a21\u5f0f\u673a\u7535\u8026\u5408\u7cfb\u6570\uff08kp<\/sub>\uff09\u5bf9\u6e29\u5ea6\u7684\u4f9d\u8d56\u6027<\/strong><\/p>\n

\"\"<\/p>\n

MnO0.4(MnO\u63ba\u91cf\u4e3a0.4%)\u7684\u9676\u74f7\u5177\u6709\u6700\u9ad8\u7684kp<\/sub>\u503c\u548c\u6700\u4f4e\u7684\u9000\u6781\u5316\u6e29\u5ea6\uff08Td<\/sub>\uff09\u3002<\/p>\n

\u56fe11 \u57281\u00a0Hz\u6761\u4ef6\u4e0b\u6d4b\u5f97\u7684\u8be5\u9676\u74f7\u7684\u5355\u6781\u7535\u81f4\u5e94\u53d8\uff08S-E\uff09\u66f2\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

\u4ece\u56fe\u4e2d\u6570\u636e\u63a8\u6d4b\u53ef\u80fd\u662f\u7531\u4e8e\u5927\u91cf\u6c27\u7a7a\u4f4d\u5b58\u5728\u4f7f\u7f3a\u9677\u5076\u6781\u5b50\u4e0d\u7a33\u5b9a\uff0c\u4ece\u800c\u524a\u5f31\u4e86\u9676\u74f7\u538b\u7535\u6027\u80fd\u3002<\/p>\n

\u56fe12 \u57281\u00a0Hz\u548c35 kV\/cm\u6761\u4ef6\u4e0b\u6d4b\u5f97\u7684\u8be5\u9676\u74f7\u7684\u9ad8\u573a\u538b\u7535\u7cfb\u6570\uff08d*<\/sup>33<\/sub>\uff09\u5bf9\u6e29\u5ea6\u7684\u4f9d\u8d56\u6027<\/strong><\/p>\n

\"\"<\/p>\n

MnO\u63ba\u91cf\u57280.2\uff5e0.4%\u8303\u56f4\u7684\u5bf9\u5e94\u6e29\u5ea6\uff08Te<\/sub>\uff09\u503c\u4ece80\u2103\u964d\u4f4e\u5230\u4e8660\u2103\uff0c\u800c\u63ba\u91cf\u57280.5\uff5e0.6%\u8303\u56f4\u7684Te<\/sub>\u503c\u4ece70\u2103\u589e\u52a0\u5230\u4e8690\u2103\u3002<\/p>\n

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

\u8fd9\u9879\u5de5\u4f5c\u62a5\u9053\u7684\u538b\u7535\u9676\u74f7\u662f\u5728\u8fd8\u539f\u6c14\u6c1b\u4e0b\u901a\u8fc7\u56fa\u76f8\u70e7\u7ed3\u6cd5\u5236\u5907\u51fa\u63baMnO\u7684KNN-0.045BNZ\u65e0\u94c5\u9676\u74f7\uff0c\u8be5\u9676\u74f7\u6750\u6599\u8868\u73b0\u51fa\u4e86\u4f18\u826f\u7684\u7535\u6027\u80fd\u548c\u6e29\u5ea6\u7a33\u5b9a\u6027\uff0cMn0.4\u9676\u74f7\u538b\u7535\u7cfb\u6570d33<\/sub>= 300 pC \/ N\u3001\u673a\u7535\u8026\u5408\u7cfb\u6570kp<\/sub> = 51.2%\u3001d*<\/sup>33\u00a0<\/sub>=\u00a0430\u00a0pm\/V (\u00a0Emax\u00a0<\/sub>=\u00a025\u00a0kV\/cm) \u3001\u00a0T<\/em>C<\/sub>\u00a0=\u00a0~\u00a0345\u00b0C\u3001\u7edd\u7f18\u7535\u963b\u7387\u03c1\u00a0=\u00a06.13\u00a0\u00d7\u00a01011\u00a0<\/sup>\u03a9.cm\u3002\u5c31\u5176\u539f\u56e0\u662f\uff1aMnO\u7684\u63ba\u5165\u6291\u5236\u4e86Bi3+<\/sup>\u5728\u70e7\u7ed3\u8fc7\u7a0b\u4e2d\u7684\u51cf\u5c11\uff1b\u6291\u5236\u4e86\u6db2\u76f8\u7684\u4ea7\u751f\u548c\u63d0\u9ad8\u4e86\u6676\u7c92\u5c3a\u5bf8\u7684\u5747\u5300\u5316\uff1bMnO\u63ba\u5165\u6291\u5236\u4e86\u83f1\u5f62\u56db\u65b9\u76f8\u8fb9\u754c\uff08R-T\uff09\u4e2dR\u76f8\u7684\u589e\u52a0\u548c\u63d0\u9ad8\u4e86\u5c45\u91cc\u6e29\u5ea6Tc<\/sub>\u3002\u8fd9\u9879\u57fa\u7840\u5de5\u4f5c\u7684\u8fdb\u884c\uff0c\u5c06\u4e3a\u5236\u5907\u51fa\u7b26\u5408\u5546\u4e1a\u8981\u6c42\u7684\u538b\u7535\u9676\u74f7\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aTemperature stability and electrical properties of MnO-doped KNN-based ceramics sintered in reducing atmosphere<\/a>\uff08J. Am. Ceram. Soc.\uff0c11 JAN 2018\uff0cDIO:10.1111\/jace.15411\uff09<\/p>\n

\u672c\u6587\u7531\u7f16\u8f91\u90e8\u6b66\u66f2\u5929\u72fc\u7f16\u8f91\uff0c\u9648\u70b3\u65ed\u5ba1\u6838\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8\u5927\u5bb6\u5ead<\/a>\u3002\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n

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