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\u4ed6\u4eec\u5236\u5907\u7684MnO2<\/sub>\u63ba\u6742\u7684KNN\u9676\u74f7\u5177\u6709\u9ad8\u7684\u5927\u4fe1\u53f7\u538b\u7535\u5e94\u53d8\u7cfb\u6570(d33<\/sub>*)\uff0c\u5f88\u597d\u7684\u70ed\u7a33\u5b9a\u6027\u80fd\uff0c\u6709\u671b\u53d6\u4ee3\u4f20\u7edf\u7684PZT\u538b\u7535\u6750\u6599\uff0c\u6781\u5927\u5730\u63a8\u52a8\u4e86\u65e0\u94c5\u538b\u7535\u9676\u74f7\u6750\u6599\u7684\u53d1\u5c55\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe<\/strong>1\u00a0 KNN<\/strong>\u9676\u74f7\u6750\u6599\u7ed3\u6784\u548c\u7535\u5b66\u6027\u80fd\u7684\u8868\u5f81<\/strong><\/p>\n \uff08a\uff09XRD\u56fe\u8c31\uff0c2\u03b8\u8303\u56f4\u662f20\u00b0\u221260\u00b0\u3002<\/p>\n \uff08b\uff09\u672a\u6781\u5316\u7684KNN-BLT-BZ-xMn ( x= 0.0\u22122.0 ) \u9676\u74f7\u7684\u4ecb\u7535\u6e29\u8c31\u4e0e\u635f\u8017\u8c31\u3002<\/p>\n \uff08c\uff09KNN-BLT-BZ-xMn ( x= 0.0\u22122.0 ) \u9676\u74f7\u5355\u6781\u5e94\u53d8\u4e0e\u6e29\u5ea6\u7684\u66f2\u7ebf\u3002<\/p>\n \uff08d\uff09KNN-BLT-BZ-xMn ( x= 0.0\u22122.0 ) \u9676\u74f7\u5927\u4fe1\u53f7\u538b\u7535\u5e94\u53d8\u7cfb\u6570 ( d33<\/sub>* ) \u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb\u66f2\u7ebf\uff0c\u6e29\u5ea6\u4ece\u5ba4\u6e29\u5230170 \u00b0C\uff0c\u6d4b\u8bd5\u9891\u7387\u4e3a1Hz\u3002<\/p>\n \u56fe<\/strong>2\u00a0 <\/strong>\u4e0d\u540c<\/strong>MnO2<\/strong>\u63ba\u6742\u91cf\u7684<\/strong>KNN-BLT-BZ<\/strong>\u538b\u7535\u9676\u74f7\u7684\u8868\u9762\u5f62\u8c8c<\/strong><\/p>\n \uff08a\uff09x=0 KNN\u9676\u74f7\u7684\u626b\u63cf\u7535\u5b50\u663e\u5fae\u56fe\u3002<\/p>\n \uff08b\uff09x=1.0 KNN\u9676\u74f7\u7684\u626b\u63cf\u7535\u5b50\u663e\u5fae\u56fe\u3002<\/p>\n \uff08c\uff09x=0 KNN\u9676\u74f7\u538b\u7535\u529b\u663e\u5fae\u955c\u5782\u76f4\u89c2\u6d4b\u76f8\u56fe\u3002<\/p>\n \uff08d\uff09x=1.0 KNN\u9676\u74f7\u538b\u7535\u529b\u663e\u5fae\u955c\u4fa7\u9762\u89c2\u6d4b\u76f8\u56fe\u3002<\/p>\n \u56fe<\/strong>3\u00a0 <\/strong>KNN-BLT-BZ<\/strong>-xMn\u538b\u7535\u9676\u74f7<\/strong>\u7684\u963b\u6297<\/strong>\u3001<\/strong>\u76f8\u89d2\u4e0e\u9891\u7387\u7684\u5173\u7cfb<\/strong>\u4ee5\u53ca<\/strong>\u70ed\u9000\u6781\u5316\u7535\u6d41<\/strong>\u3001<\/strong>\u8ba1\u7b97\u7684\u5269\u4f59\u6781\u5316\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb<\/strong><\/p>\n \uff08a\uff09x=0 \u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7\u5ba4\u6e29\u4e0b\u7684\u963b\u6297\u548c\u76f8\u89d2\u4e0e\u9891\u7387\u7684\u5173\u7cfb\u66f2\u7ebf\u3002<\/p>\n \uff08b\uff09x=1.5 \u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7\u5ba4\u6e29\u4e0b\u7684\u963b\u6297\u548c\u76f8\u89d2\u4e0e\u9891\u7387\u7684\u5173\u7cfb\u66f2\u7ebf\u3002<\/p>\n \uff08c\uff09x=0\u30011.5 \u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7\u9000\u6781\u5316\u7535\u6d41\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb\u66f2\u7ebf\u3002<\/p>\n \uff08d\uff09x=0\u30011.5 \u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u8ba1\u7b97\u5269\u4f59\u6781\u5316\u3002<\/p>\n \u56fe<\/strong>4\u00a0 \u00a0\u00a0<\/strong>KNN-BLT-BZ<\/strong>-xMn\u538b\u7535\u9676\u74f7\u6781\u5316\u884c\u4e3a<\/strong>\u3001<\/strong>\u538b\u7535\u54cd\u5e94\u6ede\u56de\u7ebf<\/strong>\u3001<\/strong>\u5178\u578b\u7684\u8774\u8776\u5f62\u632f\u5e45\u4e0e\u7535\u538b\u5173\u7cfb\u66f2\u7ebf<\/strong><\/p>\n \uff08a\uff09x=0.0\u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7PFM\u9762\u5916\u6a21\u5f0f\u4e0b\u632f\u5e45\u56fe\uff0c\u5927\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff084 \u00d7 4 \u03bcm2<\/sup>\uff09\u5148\u88ab-15v\u7684\u76f4\u6d41\u7535\u538b\u6781\u5316\uff0c\u7136\u540e\u5c0f\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff081 \u00d7 1\u03bcm2<\/sup>\uff09\u88ab\u4e0d\u540c\u6570\u503c\uff080v\u30015v\u300110v\u300115v\uff09\u7684\u6b63\u5411\u7535\u538b\u6781\u5316\u3002<\/p>\n \uff08b\uff09x=0.0\u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7PFM\u9762\u5916\u6a21\u5f0f\u4e0b\u76f8\u56fe\uff0c\u5927\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff084 \u00d7 4 \u03bcm2<\/sup>\uff09\u5148\u88ab-15v\u7684\u76f4\u6d41\u7535\u538b\u6781\u5316\uff0c\u7136\u540e\u5c0f\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff081 \u00d7 1\u03bcm2<\/sup>\uff09\u88ab\u4e0d\u540c\u6570\u503c\uff080v\u30015v\u300110v\u300115v\uff09\u7684\u6b63\u5411\u7535\u538b\u6781\u5316\u3002<\/p>\n \uff08c\uff09x=0.0\u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7\u538b\u7535\u54cd\u5e94\u6ede\u56de\u7ebf\u548c\u5178\u578b\u7684\u8774\u8776\u5f62\u632f\u5e45\u4e0e\u7535\u538b\u5173\u7cfb\u66f2\u7ebf<\/p>\n \uff08d\uff09x=0.15\u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7PFM\u9762\u5916\u6a21\u5f0f\u4e0b\u632f\u5e45\u56fe\uff0c\u5927\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff084 \u00d7 4 \u03bcm2<\/sup>\uff09\u5148\u88ab-10v\u7684\u76f4\u6d41\u7535\u538b\u6781\u5316\uff0c\u7136\u540e\u5c0f\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff081 \u00d7 1\u03bcm2<\/sup>\uff09\u88ab\u4e0d\u540c\u6570\u503c\uff080v\u30013.3v\u30016.6v\u300110v\uff09\u7684\u6b63\u5411\u7535\u538b\u6781\u5316\u3002<\/p>\n \uff08e\uff09x=1.5\u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7PFM\u9762\u5916\u6a21\u5f0f\u4e0b\u76f8\u56fe\uff0c\u5927\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff084 \u00d7 4 \u03bcm2<\/sup>\uff09\u5148\u88ab-15v\u7684\u76f4\u6d41\u7535\u538b\u6781\u5316\uff0c\u7136\u540e\u5c0f\u7684\u6b63\u65b9\u5f62\u533a\u57df\uff081 \u00d7 1\u03bcm2<\/sup>\uff09\u88ab\u4e0d\u540c\u6570\u503c\uff080v\u30013.3v\u30016.6v\u300110v\uff09\u7684\u6b63\u5411\u7535\u538b\u6781\u5316\u3002<\/p>\n \uff08f\uff09x=1.5\u7684KNN-BLT-BZ-xMn\u538b\u7535\u9676\u74f7\u538b\u7535\u54cd\u5e94\u6ede\u56de\u7ebf\u548c\u5178\u578b\u7684\u8774\u8776\u5f62\u632f\u5e45\u4e0e\u7535\u538b\u5173\u7cfb\u66f2\u7ebf\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u4ed6\u4eec\u7814\u5236\u51fa\u4e86\u4e00\u79cd\u9ad8\u538b\u7535\u5e94\u53d8\u3001\u9ad8\u70ed\u6e29\u5ea6\u6027\u7684KNN\u57fa\u65e0\u94c5\u538b\u7535\u9676\u74f7\u6750\u6599\uff0c\u5e76\u7528\u5b8f\u89c2\u548c\u5fae\u89c2\u8868\u5f81\u624b\u6bb5\u8bc1\u660e\u4e86MnO2<\/sub>\u63ba\u6742\u53ef\u4ee5\u63d0\u9ad8KNN\u57fa\u65e0\u94c5\u538b\u7535\u9676\u74f7\u7684\u538b\u7535\u6027\u80fd\u548c\u94c1\u7535\u6027\u80fd\u3002\u4ed6\u4eec\u7814\u5236\u7684\u8fd9\u79cd\u9ad8\u6027\u80fd\u7684KNN\u57fa\u65e0\u94c5\u538b\u7535\u9676\u74f7\u6750\u6599\uff0c\u5ab2\u7f8ePZT\uff0c\u6709\u671b\u91cf\u4ea7\u5e94\u7528\u3002<\/p>\n \u6587\u732e\u94fe\u63a5<\/strong>\uff1aHigh and Temperature-Insensitive Piezoelectric Strain in Alkali Niobate Lead-free<\/a><\/strong>\uff08J. Am. Chem. Soc.,2017, Doi\/abs\/10.1021\/jacs.7b00520\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7535\u5b50\u7535\u5de5\u5b66\u672f\u7ec4\u4e00\u68f5\u677e\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\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<\/a>\u3002\u5982\u679c\u4f60\u5bf9\u7535\u5b50\u6750\u6599\u611f\u5174\u8da3\uff0c\u613f\u610f\u4e0e\u7535\u5b50\u7535\u5de5\u9886\u57df\u4eba\u624d\u4ea4\u6d41\uff0c\u8bf7\u52a0\u5165\u6750\u6599\u4eba\u7535\u5b50\u7535\u5de5\u6750\u6599\u5b66\u4e60\u5c0f\u7ec4\uff08QQ\u7fa4\uff1a482842474\uff09<\/p>\n<\/p>\n
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