{"id":238293,"date":"2022-06-12T06:22:42","date_gmt":"2022-06-11T22:22:42","guid":{"rendered":"\/\/m.iemloyee.com\/?p=238293"},"modified":"2022-06-11T22:22:56","modified_gmt":"2022-06-11T14:22:56","slug":"%e6%b8%85%e5%8d%8e%e5%a4%a7%e5%ad%a6nat-mater%ef%bc%9a%e9%ab%98%e7%86%b5%e5%a2%9e%e5%bc%ba%e5%9e%8b%e7%94%b5%e5%ae%b9%e5%82%a8%e8%83%bd","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=238293","title":{"rendered":"\u6e05\u534e\u5927\u5b66Nat. Mater\uff1a\u9ad8\u71b5\u589e\u5f3a\u578b\u7535\u5bb9\u50a8\u80fd"},"content":{"rendered":"
\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n 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\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u6e05\u534e\u5927\u5b66\u5357\u7b56\u6587\u9662\u58eb\u3001\u6731\u9759\u9662\u58eb\u4e0e\u6797\u5143\u534e\u6559\u6388<\/strong>\u8054\u5408\u62a5\u544a\u4e86\u62a5\u544a\u4e86\u4e00\u79cd\u9ad8\u71b5\u7a33\u5b9a\u7684Bi2<\/sub>Ti2<\/sub>O7<\/sub>\u57fa\u4ecb\u7535\u8584\u819c\uff0c\u57286.35\u2009MV\u2009cm-1<\/sup>\u7684\u7535\u573a\u4e0b\uff0c\u5176\u80fd\u91cf\u5bc6\u5ea6\u9ad8\u8fbe182\u2009J\u2009cm-3<\/sup>\uff0c\u6548\u7387\u4e3a78%\u3002\u7814\u7a76\u7ed3\u679c\u8868\u660e\uff0c\u8c03\u8282\u539f\u5b50\u6784\u578b\u71b5\u4f1a\u5f15\u5165\u6709\u5229\u4e14\u7a33\u5b9a\u7684\u5fae\u89c2\u7ed3\u6784\u7279\u5f81\uff0c\u5305\u62ec\u6676\u683c\u626d\u66f2\u7684\u7eb3\u7c73\u6676\u7c92\u548c\u65e0\u5e8f\u7684\u7c7b\u975e\u6676\u76f8\uff0c\u4ece\u800c\u63d0\u9ad8\u51fb\u7a7f\u5f3a\u5ea6\u5e76\u964d\u4f4e\u6781\u5316\u5207\u6362\u6ede\u540e\uff0c\u4ece\u800c\u534f\u540c\u4fc3\u8fdb\u50a8\u80fd\u8868\u73b0\u3002\u8fd9\u79cd\u9ad8\u71b5\u65b9\u6cd5\u6709\u671b\u5e7f\u6cdb\u5e94\u7528\u4e8e\u9ad8\u6027\u80fd\u7535\u4ecb\u8d28\u7684\u5f00\u53d1\u3002\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cHigh-entropy enhanced capacitive energy storage\u201d<\/strong>\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aNature Materials<\/strong>\u4e0a\u3002<\/p>\n \u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/p>\n 1\u3001\u901a\u8fc7\u8c03\u8282\u539f\u5b50\u6784\u578b\u71b5\uff0c\u5f15\u5165\u6709\u5229\u4e14\u7a33\u5b9a\u7684\u5fae\u89c2\u7ed3\u6784\u7279\u5f81\uff0c\u5229\u7528\u9ad8\u71b5\u6982\u5ff5\uff0c\u63d0\u9ad8\u51fb\u7a7f\u5f3a\u5ea6\u5e76\u964d\u4f4e\u6781\u5316\u8f6c\u6362\u6ede\u540e\uff0c\u4ece\u800c\u534f\u540c\u4fc3\u8fdb\u50a8\u80fd\uff0c\u8bbe\u8ba1\u5e76\u6784\u7b51\u4e86\u5177\u6709\u8d85\u9ad8\u5bc6\u5ea6\u7684Bi2<\/sub>Ti2<\/sub>O7<\/sub>\u57fa\u4ecb\u7535\u819c\u3002<\/p>\n 2\u3001\u9ad8\u71b5\u7a33\u5b9a\u7684Bi2<\/sub>Ti2<\/sub>O7<\/sub>\u57fa\u4ecb\u7535\u8584\u819c\uff0c\u57286.35\u2009MV\u2009cm-1<\/sup>\u7684\u7535\u573a\u4e0b\uff0c\u5176\u80fd\u91cf\u5bc6\u5ea6\u9ad8\u8fbe182\u2009J\u2009cm-3<\/sup>\uff0c\u6548\u7387\u4e3a78%\u3002<\/p>\n \u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n \u56fe\u4e00\u3001\u76f8\u548c\u7ed3\u6784\u53d8\u5316\u968f\u71b5\u589e\u7684\u53d8\u5316<\/strong><\/p>\n \uff08a\uff09\u968f\u7740 x \u7684\u589e\u52a0\uff0c\u8584\u819c\u7684 X \u5c04\u7ebf\u884d\u5c04\u56fe\u6848\u3002<\/p>\n \uff08b\uff09\u6cbf\u8584\u819c\uff08x\u2009=\u20090.4\uff09\u7684 [001] \u533a\u57df\u8f74\u83b7\u5f97\u7684HAADF\u3001NBD \u548c FFT \u56fe\u50cf\u3002<\/p>\n \uff08c\uff09\u6cbf[001]\u8f74\u6295\u5f71\u7684\u70e7\u7eff\u77f3\u76f8\u6676\u683c\u7ed3\u6784\uff0c\u5176\u4e2dA\u4f4d\u88abBi\u548cLa\u5360\u636e\uff0cB\u4f4d\u88abTi\u3001Zr\u3001Hf\u548cSn\u5360\u636e\u3002<\/p>\n \uff08d\uff09\u9ad8\u71b5\u8584\u819c\uff08x\u2009=\u20090.4\uff09\u4e2d\u5143\u7d20\u5206\u5e03\u7684\u539f\u5b50EDS mapping\u56fe\u50cf\uff0c\u4ee5\u53ca\u6cbf[110]\u5e26\u8f74\u7684\u6676\u683c\u7ed3\u6784HAADF\u56fe\u50cf\u3002<\/p>\n \u56fe\u4e8c\u3001\u8584\u819c\u4ecb\u7535\u3001\u6f0f\u7535\u6d41\u5bc6\u5ea6\u548c\u51fb\u7a7f\u5f3a\u5ea6\u968f\u71b5\u589e\u7684\u53d8\u5316\u89c4\u5f8b<\/strong><\/p>\n \uff08a\uff09\u57282.5\u2009MV\u2009cm-1<\/sup>\u7535\u573a\u4e0b\u7684P-E\u73af\u3002<\/p>\n \uff08b\uff09\u9891\u7387\u4e3a1\u2009MHz\u65f6\uff0c\u4e0e\u6e29\u5ea6\u76f8\u5173\u7684\u4ecb\u7535\u5e38\u6570\u548c\u635f\u8017\u89d2\u6b63\u5207\u3002<\/p>\n \uff08c\uff09\u5916\u52a0\u504f\u7f6e\u7535\u573a\u4e0e\u6f0f\u7535\u6d41\u5bc6\u5ea6\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n \uff08d\uff09\u8584\u819c\u51fb\u7a7f\u573a\u7684Weibull\u5206\u5e03\u5206\u6790\u3002<\/p>\n \u56fe\u4e09\u3001\u9ad8\u71b5\u8584\u819c\u4e2d\u7684\u6676\u683c\u7578\u53d8\u3001\u7eb3\u7c73\u6676\u7c92\u548c\u975e\u6676\u76f8<\/strong><\/p>\n \uff08a-b\uff09\u5728x\u2009=\u20090.4\u8584\u819c\u4e2d\uff0c\u9633\u79bb\u5b50\u4f4d\u79fb\u7684\u5927\u5c0f\u548c\u65b9\u5411\u5f69\u56fe\uff0c\u8bf4\u660e\u4e86\u6676\u683c\u7578\u53d8\u3002<\/p>\n \uff08c\uff09x\u2009=\u20090.4\u8584\u819c\u7684\u4f4e\u500d\u7387HAADF\u56fe\u50cf\uff0c\u663e\u793a\u7eb3\u7c73\u6676\u7c92\uff08\u7f16\u53f71-8\uff09\u548c\u975e\u6676\u76f8\uff08\u7f16\u53f79\uff09\u7684\u5171\u5b58\u3002<\/p>\n \uff08d\uff09\u7eb3\u7c73\u6676\u7c92\u548c\u975e\u6676\u76f8\u7684NBD\u56fe\u6848\uff0c\u5728\uff08c\uff09\u4e2d\u75281-9\u6807\u8bb0\u3002<\/p>\n \uff08e-f\uff09x\u2009=\u20090.2\u30010.4\u548c0.5\u7684\u6676\u7c92\u5c3a\u5bf8\u7edf\u8ba1\u5206\u5e03\u4ee5\u53ca\u7ed3\u6676\u76f8\u548c\u975e\u6676\u76f8\u5206\u6570\u3002<\/p>\n \u56fe\u56db\u3001\u71b5\u8c03\u5236\u8584\u819c\u7684\u50a8\u80fd\u6027\u80fd<\/strong><\/p>\n \uff08a\uff09\u80fd\u91cf\u5bc6\u5ea6\u548c\u6548\u7387\u4e0e\u7535\u573a\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n \uff08b\uff09\u672c\u6587\u4e2d\u7684\u8584\u819c\u4e0e\u62a5\u9053\u7535\u4ecb\u8d28\u7684\u80fd\u91cf\u5bc6\u5ea6\u548c\u6548\u7387\u7684\u6bd4\u8f83\u3002<\/p>\n \uff08c-d\uff09\u57282.5\u2009MV\u2009cm-1<\/sup>\u7684\u7535\u573a\u4e0b\uff0c\u8584\u819c\u7684\u5145\u653e\u7535\u53ef\u9760\u6027\u548c\u50a8\u80fd\u7279\u6027\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n \u4e94\u3001\u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/p>\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u672c\u7814\u7a76\u5c55\u793a\u4e86\u4e00\u79cd\u8c03\u63a7\u71b5\u7b56\u7565\u6765\u663e\u8457\u589e\u5f3a\u51fb\u7a7f\u7535\u573a\u5e76\u51cf\u5c11\u6781\u5316\u5207\u6362\u6ede\u540e\u3002\u56e0\u6b64\uff0c\u5728\u9ad8\u71b5\u7a33\u5b9a\u7684Bi2<\/sub>Ti2<\/sub>O7<\/sub>\u57fa\u8584\u819c\u4e2d\u5b9e\u73b0\u4e86182\u2009J\u2009cm-3<\/sup>\u7684\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u548c78%\u7684\u6548\u7387\u3002\u8be5\u5de5\u4f5c\u4e3a\u5b9e\u73b0\u9ad8\u6027\u80fd\u4ecb\u7535\u7535\u5bb9\u5668\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5e7f\u6cdb\u9002\u7528\u7684\u8303\u4f8b\uff0c\u5e76\u4e14\u4e5f\u9002\u7528\u4e8e\u5176\u4ed6\u7814\u7a76\u9886\u57df\uff0c\u5982\u7535\u70ed\u5b66\uff0c\u5176\u4e2d\u4f7f\u7528\u4e86\u9ad8\u51fb\u7a7f\u573a\u3002\u6b64\u5916\uff0c\u672c\u7814\u7a76\u4e2d\u8fdb\u884c\u7684\u5fae\u89c2\u6d4b\u91cf\u7a81\u51fa\u4e86\u5206\u6790\u9ad8\u71b5\u5728\u5176\u4ed6\u7c7b\u4f3c\u6750\u6599\u4e2d\u7684\u5f71\u54cd\u7684\u53ef\u884c\u9014\u5f84\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1aHigh-entropy enhanced capacitive energy storage<\/a> (Nat. Mater.<\/em> 2022<\/strong>, DOI: 10.1038\/s41563-022-01274-6)<\/p>\n \u672c\u6587\u7531\u5927\u5175\u54e5\u4f9b\u7a3f\u3002<\/p>\n<\/p>\n
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