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Mater. Chem. A\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cLinear-like lead-free relaxor antiferroelectric (Bi0.5<\/sub>Na0.5<\/sub>)TiO3<\/sub>-NaNbO3<\/sub>\u00a0with giant energy-storage density\/efficiency and super stability against temperature and frequency<\/strong>\u201d\u7684\u7814\u7a76\u8bba\u6587\u3002\u4f5c\u8005\u901a\u8fc7\u9ad8\u5206\u8fa8TEM\u3001\u53d8\u6e29Raman\u5149\u8c31\u548cXRD\u7ed3\u6784\u7cbe\u4fee\u7b49\u6280\u672f\u624b\u6bb5\u8bc1\u5b9e\u4e86\u4f18\u5f02\u7684\u50a8\u80fd\u7279\u6027\u4e3b\u8981\u6e90\u4e8e\u4f53\u7cfb\u5177\u6709\u9ad8\u6d3b\u6027\u6781\u6027\u7eb3\u7c73\u5fae\u533a\u7684\u53cd\u94c1\u7535\u76f8\u7ed3\u6784\u3002\u53e6\u5916\uff0c\u8be5\u4f53\u7cfb\u6750\u6599\u7684\u50a8\u80fd\u5bc6\u5ea6\uff08>3.5 J\/cm3<\/sup>\uff09\u548c\u50a8\u80fd\u6548\u7387\uff08>88%\uff09\u572825-250 o<\/sup>C\u30010.1-100Hz\u8303\u56f4\u5185\u4fdd\u6301\u826f\u597d\u7684\u7a33\u5b9a\u6027\u3002\u8fd9\u4e9b\u4f18\u5f02\u7684\u50a8\u80fd\u6027\u80fd\u4f7f\u5f97BNT\u57fa\u65e0\u94c5\u5f1b\u8c6b\u53cd\u94c1\u7535\u9676\u74f7\u5728\u8109\u51b2\u529f\u7387\u7cfb\u7edf\u4e2d\u5177\u6709\u5de8\u5927\u7684\u5e94\u7528\u6f5c\u529b\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n \u56fe1<\/b><\/strong>\u00a0<\/b><\/strong>\u5404\u79cd\u4ecb\u7535\u9676\u74f7\u50a8\u80fd\u7279\u6027\u793a\u610f\u56fe<\/b><\/strong><\/p>\n a\uff1a\u7eaf\u7ebf\u6027\u975e\u6781\u6027\u7535\u4ecb\u8d28\u3001\u5f1b\u8c6b\u94c1\u7535\u4f53\u548c\u6b63\u5e38\u53cd\u94c1\u7535\u4f53\u9676\u74f7\u7684\u7535\u6ede\u56de\u7ebf\uff1b<\/b><\/strong><\/p>\n b\uff1a\u5f1b\u8c6b\u53cd\u94c1\u7535\u9676\u74f7\u7684\u7535\u6ede\u56de\u7ebf<\/b><\/strong><\/p>\n \u56fe2 <\/b><\/strong>(1-x)BNT-xNN<\/b><\/strong>\u9676\u74f7\u7684\u4ecb\u7535\u3001\u94c1\u7535\u548c\u50a8\u80fd\u6027\u80fd<\/b><\/strong><\/p>\n a\uff1a<\/b><\/strong>(1-x)BNT-xNN<\/b><\/strong>\u9676\u74f7\u7684\u4ecb\u7535\u6e29\u8c31\uff1b<\/b><\/strong><\/p>\n b\uff1a<\/b><\/strong>(1-x)BNT-xNN<\/b><\/strong>\u4e8c\u5143\u7cfb\u7edf\u76f8\u56fe\uff1b<\/b><\/strong><\/p>\n c\uff1a<\/b><\/strong>(1-x)BNT-xNN<\/b><\/strong>\u9676\u74f7\u7684\u7535\u6ede\u56de\u7ebf\uff1b<\/b><\/strong><\/p>\n d\uff1a<\/b><\/strong>P<\/b><\/strong>max<\/b><\/sub><\/strong>\u3001<\/b><\/strong>P<\/b><\/strong>r<\/b><\/sub><\/strong>\u548c<\/b><\/strong>\u0394P<\/b><\/strong>\u968fN<\/b><\/strong>N<\/b><\/strong>\u542b\u91cf\u7684\u53d8\u5316\uff1b<\/b><\/strong><\/p>\n e\uff1aW\u548c<\/b><\/strong>h<\/b><\/strong>\u968fN<\/b><\/strong>N<\/b><\/strong>\u542b\u91cf\u7684\u53d8\u5316\uff1b<\/b><\/strong><\/p>\n f\uff1a\u5ba4\u6e29\u4ecb\u7535\u5e38\u6570<\/b><\/strong>e<\/b><\/strong>r<\/b><\/sub><\/strong>\u548c<\/b><\/strong>T<\/b><\/strong>\u00b1<\/b><\/sub><\/strong>10%<\/b><\/sub><\/strong>\u968fN<\/b><\/strong>N<\/b><\/strong>\u542b\u91cf\u7684\u53d8\u5316\uff1b<\/b><\/strong>T<\/b><\/strong>\u00b1<\/b><\/sub><\/strong>10%<\/b><\/sub><\/strong>\u8868\u793a\u4ecb\u7535\u5e38\u6570\u6ce2\u52a8\u5c0f\u4e8e\u5176\u5ba4\u6e29\u503c<\/b><\/strong>\u00b1<\/b><\/strong>10%<\/b><\/strong>\u7684\u4e0a\u9650\u6e29\u5ea6<\/b><\/strong><\/p>\n \u56fe<\/b><\/strong>3 <\/b><\/strong>\u5ba4\u6e29\u4e0bB<\/b><\/strong>CB<\/b><\/strong>\u63ba\u6742\u76840.<\/b><\/strong>78BNT-0.22NN<\/b><\/strong>\u9676\u74f7\u7684\u50a8\u80fd\u6027\u80fd<\/b><\/strong><\/p>\n a\uff1a\u4e0d\u540c\u7535\u573a\u5e45\u503c\u4e0b\u7684\u7535\u6ede\u56de\u7ebf\uff1b<\/b><\/strong><\/p>\n b\uff1a\u4e0d\u540c\u7535\u573a\u5e45\u503c\u4e0b\u7684\u7535\u6d41\u5bc6\u5ea6\u66f2\u7ebf\uff1b<\/b><\/strong><\/p>\n c\uff1a<\/b><\/strong>W<\/b><\/strong>\u548c\u03b7<\/b><\/strong>\u503c\u968f\u7535\u573a\u7684\u53d8\u5316\uff1b<\/b><\/strong><\/p>\n d\uff1a\u76ee\u524d\u62a5\u9053\u7684\u5757\u4f53\u9676\u74f7\u7684W\u548c\u03b7<\/b><\/strong>\u503c\u95f4\u5bf9\u6bd4\u56fe<\/b><\/strong><\/p>\n \u56fe4<\/b><\/strong>\u00a0<\/b><\/strong>B<\/b><\/strong>CB<\/b><\/strong>\u63ba\u6742\u76840.<\/b><\/strong>78BNT-0.22NN<\/b><\/strong>\u9676\u74f7\u7684\u94c1\u7535\u3001\u4ecb\u7535\u548c\u50a8\u80fd\u6027\u80fd\u968f\u6e29\u5ea6\u548c\u9891\u7387\u7684\u53d8\u5316<\/b><\/strong><\/p>\n a\uff1a\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u7535\u6ede\u56de\u7ebf\uff1b<\/b><\/strong><\/p>\n b\uff1a\u4e0d\u540c\u9891\u7387\u4e0b\u7684\u7535\u6ede\u56de\u7ebf\uff1b<\/b><\/strong><\/p>\n c\uff1a\u4e0d\u540c\u6e29\u5ea6\u548c\u9891\u7387\u4e0b\u7684W\u503c\uff1b<\/b><\/strong><\/p>\n d\uff1a\u4e0d\u540c\u9891\u7387\u4e0b\u7684\u4ecb\u7535\u6e29\u8c31\uff1b<\/b><\/strong><\/p>\n e\uff1a\u51e0\u79cd\u5178\u578b\u5757\u4f53\u9676\u74f7\u6750\u6599\u7684W\u548c\u03b7<\/b><\/strong>\u503c\u7684\u6e29\u5ea6\u7a33\u5b9a\u6027\u5bf9\u6bd4<\/b><\/strong><\/p>\n \u56fe5<\/b><\/strong>\u00a0<\/b><\/strong>B<\/b><\/strong>CB<\/b><\/strong>\u63ba\u6742\u76840.<\/b><\/strong>78BNT-0.22NN<\/b><\/strong>\u9676\u74f7\u5ba4\u6e29\u4e0b\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u76f8\u7ed3\u6784<\/b><\/strong><\/p>\n \u00a0 a\uff1a0.<\/b><\/strong>78BNT-0.22NN<\/b><\/strong>\u9676\u74f7\u7684\u6676\u7c92\u5f62\u8c8c\uff1b<\/b><\/strong><\/p>\n b\uff1aB<\/b><\/strong>CB<\/b><\/strong>\u63ba\u6742\u76840.<\/b><\/strong>78BNT-0.22NN<\/b><\/strong>\u9676\u74f7\u7684\u6676\u7c92\u5f62\u8c8c\uff1b<\/b><\/strong><\/p>\n c\uff1aB<\/b><\/strong>NT<\/b><\/strong>\u9676\u74f7\u5ba4\u6e29\u4e0b\u7684\u660e\u573aT<\/b><\/strong>EM<\/b><\/strong>\u56fe\u548c\u5bf9\u5e94\u7684<\/b><\/strong>SAED<\/b><\/strong>\u82b1\u6837\uff1b<\/b><\/strong><\/p>\n d-h\uff1aB<\/b><\/strong>CB<\/b><\/strong>\u63ba\u6742\u76840.<\/b><\/strong>78BNT-0.22NN<\/b><\/strong>\u9676\u74f7\u5ba4\u6e29\u4e0b\u7684\u660e\u573aT<\/b><\/strong>EM<\/b><\/strong>\u56fe\u3001<\/b><\/strong>SAED<\/b><\/strong>\u82b1\u6837\u548c\u9ad8\u5206\u8fa8\u539f\u5b50\u76f8\uff1b<\/b><\/strong><\/p>\n i-l\uff1aB<\/b><\/strong>CB<\/b><\/strong>\u63ba\u6742\u76840.<\/b><\/strong>
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