{"id":94612,"date":"2017-08-05T14:00:09","date_gmt":"2017-08-05T06:00:09","guid":{"rendered":"\/\/m.iemloyee.com\/?p=94612"},"modified":"2017-08-04T13:09:19","modified_gmt":"2017-08-04T05:09:19","slug":"jacs%ef%bc%9a%e9%a6%96%e4%b8%aa3d%e6%9c%89%e6%9c%ba-%e6%97%a0%e6%9c%ba%e9%92%99%e9%92%9b%e7%9f%bf%e9%93%81%e7%94%b5%e4%bd%93mehdabcorbi3%e8%af%9e%e7%94%9f%ef%bc%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=94612","title":{"rendered":"JACS\uff1a\u9996\u4e2a3D\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u94c1\u7535\u4f53[MeHdabco]RbI3\u8bde\u751f\uff01"},"content":{"rendered":"

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

\u968f\u7740(CH3<\/sub>NH3<\/sub>)PbI3<\/sub>\u7684\u53d1\u5c55\uff0c\u4e09\u7ef4\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u7ed3\u6784\u4ee5\u5176\u663e\u8457\u7684\u7ed3\u6784\u53ef\u53d8\u6027\u3001\u8c03\u8c10\u6027\u80fd\uff0c\u4ee5\u53ca\u5728\u5fae\u7535\u5b50\u5b66\u3001\u50a8\u80fd\u6280\u672f\u548c\u5149\u751f\u4f0f\u6253\u7b49\u65b9\u9762\u7684\u5e94\u7528\u6f5c\u529b\uff0c\u53d7\u5230\u4e86\u5e7f\u6cdb\u7684\u5173\u6ce8\u3002\u4f46\u662f\uff0c\u5728\u6709\u6548\u8bf1\u5bfc\u94c1\u7535\u73b0\u8c61\u65b9\u9762\u8fd8\u6709\u5f85\u7a81\u7834\u3002\u800c\u4e14\uff0c\u6709\u673a\u7269\u548c\u65e0\u673a\u7269\u7684\u6311\u9009\u90fd\u88ab\u4e09\u7ef4\u9499\u949b\u77ff\u7ed3\u6784\u7684\u7a33\u5b9a\u6027\u6240\u5c40\u9650\u3002\u867d\u7136\u4f20\u7edf\u7684\u4e09\u7ef4\u9499\u949b\u77ff\u7ed3\u6784\u4ee5\u53cadabco(1,4\u4e8c\u6c2e\u6742\u4e8c\u73af[2.2.2]\u8f9b\u70f7)\u80fd\u591f\u89e6\u53d1\u76f8\u53d8\uff0c\u4f46\u662f[H2<\/sub>dabco]RbCl3<\/sub>\u7ed3\u6784\u5374\u4e0d\u80fd\u8bf1\u5bfc\u94c1\u7535\u73b0\u8c61\u7684\u975e\u6781\u5316\u6676\u4f53\u7ed3\u6784\u3002\u6240\u4ee5\uff0c\u9700\u8981\u5bfb\u627e\u4e00\u79cd\u65b0\u7684\u7ed3\u6784\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n

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

\u4e1c\u5357\u5927\u5b66\u718a\u4ec1\u6839\u6559\u6388\u548c\u4ed8\u5927\u4f1f\u6559\u6388<\/strong>(<\/strong>\u5171\u540c\u901a\u8baf\u4f5c\u8005<\/strong>)<\/strong>\u5728JACS<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u76ee\u4e3a\u201cPrecise Molecular Design of High-Tc<\/sub> 3D Organic-Inorganic Perovskite Ferroelectric:[MeHdabco]RbI3<\/sub>(MeHdabco=N-Methyl-1,4-diazoniabicyclo[2,2,2]oc-tane)\u201d<\/strong>\u7684\u6587\u7ae0\u3002\u7814\u7a76\u4eba\u5458\u5728\u66f4\u5927\u7684RbI3\u6846\u67b6\u4e2d\uff0c\u901a\u8fc7\u51cf\u5c11dabco\u7684\u5206\u5b50\u5bf9\u79f0\u6027\u83b7\u5f97MeHdabco(N-\u7532\u57fa-1,4-\u4e8c\u6c2e\u6742\u4e8c\u73af[2,2,2])\uff0c\u4ece\u800c\u5f62\u6210\u4e00\u79cd\u65b0\u7684\u4e09\u7ef4\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u7ed3\u6784\u3002MeHdabco\u7ed3\u6784\u652f\u627f\u7684\u5206\u5b50\u5076\u6781\u77e9\u6709\u5229\u4e8e\u6781\u6027\u6676\u4f53\u7ed3\u6784\u7684\u4ea7\u751f\u5e76\u80fd\u5728430K\u4e0b\u53d1\u751f\u94c1\u7535\u76f8\u53d8\u3002\u867d\u7136\u4e4b\u524d\u5bf9dabco\u7ed3\u6784\u6709\u8fc7\u6df1\u5165\u7814\u7a76\uff0c\u4f46\u8fd9\u662fdabco\u7ed3\u6784\u9996\u6b21\u7ec4\u88c5\u6210\u4e09\u7ef4\u6846\u67b6\u6765\u4ea7\u751f\u94c1\u7535\u73b0\u8c61\u3002\u8fd9\u4e00\u57fa\u4e8e\u5206\u5b50\u5bf9\u79f0\u6027\u4fee\u9970\u7684\u7cbe\u786e\u5206\u5b50\u8bbe\u8ba1\u65b9\u6cd5\u4e3a\u4e09\u7ef4\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u65cf\u94c1\u7535\u73b0\u8c61\u7684\u4ea7\u751f\u63d0\u4f9b\u4e86\u4e00\u6761\u6709\u6548\u9014\u5f84\u3002\u540c\u65f6\uff0c\u5728\u7d2b\u5916\u6fc0\u53d1\u4e0b\uff0c\u8be5\u7898\u63ba\u6742\u7684\u6676\u4f53\u53d1\u51fa\u6a58\u9ec4\u8272\u7684\u5149\uff0c\u5e76\u4e14\u91cf\u5b50\u4ea7\u989d\u9ad8\u8fbe17.17%\uff0c\u62d3\u5c55\u4e86\u5176\u5728\u94c1\u7535\u53d1\u5149\u6216\u8005\u591a\u529f\u80fd\u8bbe\u5907\u65b9\u9762\u7684\u5e94\u7528\u3002<\/p>\n

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

\u56fe<\/strong>1\u3001<\/strong>\u5206\u5b50\u8bbe\u8ba1\u539f\u7406<\/strong><\/p>\n

\"\"<\/p>\n

\u8be5\u56fe\u5e94\u7528\u7684\u662f\u5206\u5b50\u8bbe\u8ba1\u65b9\u6cd5\uff0c[H2<\/sub>dabco]2+<\/sup>\u9633\u79bb\u5b50\u7684\u03c3h<\/sub>\u955c\u5e73\u9762\u5bf9\u79f0\u6027\u5728[MeHdabco]2+<\/sup>\u4e2d\u6d88\u5931\uff0c\u4e3a\u4e86\u7b80\u4fbf\uff0cH\u539f\u5b50\u88ab\u7701\u7565\u3002<\/p>\n

\u56fe<\/strong>2\u3001[<\/strong>MeHdabco]RbI3<\/sub><\/strong>\u6676\u4f53\u7ed3\u6784<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u56fe\u548c(b)\u56fe\u5206\u522b\u662f[MeHdabco]RbI3<\/sub>\u5728273K\u4e0b\u94c1\u7535\u76f8\u548c413K\u6216\u51b7\u5374\u6761\u4ef6\u4e0b\u987a\u7535\u76f8\u7684\u6676\u4f53\u7ed3\u6784\u3002<\/p>\n

\u56fe<\/strong>3\u3001[MeHdabco]RbI3<\/sub><\/strong>\u7684\u5bf9\u79f0\u7834\u574f\u88c2\u7684\u76f8\u53d8<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u4e00\u4e2a\u52a0\u70ed-\u51b7\u5374\u5faa\u73af[MeHdabco]RbI3<\/sub>\u7684 DSC\u66f2\u7ebf\uff1b<\/p>\n

(b) \u4e00\u4e2a\u52a0\u70ed-\u51b7\u5374\u5faa\u73af\u5185\u5f97\u5230\u7684[MeHdabco]RbI3<\/sub>\u968f\u6e29\u5ea6\u800c\u53d8\u7684SHG\u54cd\u5e94\u66f2\u7ebf\u3002<\/p>\n

\u56fe<\/strong>4\u3001<\/strong>\u5ba4\u6e29\u4e0b\u6781\u5316-\u7535\u538b\u6ede\u540e\u56de\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

\u8be5\u56fe\u4e3a[MeHdabco]RbI3<\/sub>\u5728\u5ba4\u6e29\u6761\u4ef6\u4e0b\u7684\u6781\u5316-\u7535\u538b\u6ede\u540e\u56de\u7ebf<\/p>\n

\u56fe<\/strong>5\u3001[MeHdabco]RbI3<\/sub><\/strong>\u7279\u6027\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a,d) [MeHdabco]RbI3<\/sub>\u7684OP-PEM\u76f8\u4f4d\u548c\u632f\u5e45\u56fe\u50cf(\u5728z\u65b9\u5411\u4e0a)\uff1b<\/p>\n

(b,e) [MeHdabco]RbI3<\/sub>\u7684IP-PEM\u76f8\u4f4d\u548c\u632f\u5e45\u56fe\u50cf(\u5728x\u65b9\u5411\u4e0a);<\/p>\n

(c,f) [MeHdabco]RbI3<\/sub>\u7684IP-PEM\u76f8\u4f4d\u548c\u632f\u5e45\u56fe\u50cf(\u5728y\u65b9\u5411\u4e0a);<\/p>\n

(g) \u5fae\u6676\u8868\u9762\u7684\u5f62\u8c8c\u8c61\uff1b<\/p>\n

(h,i) \u5bf9\u4e8e\u9009\u5b9a\u70b9\uff0c\u76f8\u4f4d\u548c\u632f\u5e45\u5bf9\u5e94\u7684\u7aef\u7535\u538b\u51fd\u6570\uff0c\u8868\u793a\u7684\u662f\u5c40\u90e8PEM\u6ede\u540e\u56de\u7ebf\u3002<\/p>\n

\u56fe<\/strong>6\u3001[MeHdabco]RbI3<\/sub><\/strong>\u5f62\u8c8c\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u521d\u59cb\u72b6\u6001\uff1b<\/p>\n

(b) \u7528-25V\u504f\u538b\u626b\u63cf\u4ea7\u751f\u7684\u8f6c\u6362\u4e4b\u540e\u5448\u73b0\u7684\u56fe\u50cf\u3002<\/p>\n

\u5de6\u56fe\u4e3a\u5f62\u8c8c\u8c61\u3001\u4e2d\u95f4\u56fe\u4e3aOP-PEM\u632f\u5e45\u56fe\u3001\u53f3\u56fe\u4e3a\u76f8\u4f4d\u56fe\u3002<\/p>\n

\u56fe<\/strong>7\u3001[MeHdabco]RbI3<\/sub>PLE<\/strong>\u548c<\/strong>PL<\/strong>\u5149\u8c31\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u4ee5360nm\u5149\u6fc0\u53d1\u5f97\u5230\u7684\u5149\u81f4\u6fc0\u53d1\u5149\u8c31(PLE\uff0c\u84dd\u7ebf)\u548c\u5149\u81f4\u53d1\u5149\u8c31(PL\uff0c\u7ea2\u7ebf)\u3002<\/p>\n

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

\u672c\u6587\u901a\u8fc7\u7cbe\u786e\u7684\u5206\u5b50\u8bbe\u8ba1\u65b9\u6cd5\u6210\u529f\u5730\u8bbe\u8ba1\u51fa\u4e34\u754c\u6e29\u5ea6Tc\u9ad8\u8fbe430K\u7684\u4e09\u7ef4\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u94c1\u7535\u4f53\u3002\u7531\u4e8e\u5728dabco\u4e2d\u5f15\u5165\u7532\u57fa\uff0c\u51cf\u5c0f\u4e86\u5206\u5b50\u5bf9\u79f0\u6027\uff0c\u4ece\u800c\u901a\u8fc7\u5206\u5b50\u5076\u6781\u77e9\u5f62\u6210\u4e86\u6781\u5316\u6676\u4f53\u7ed3\u6784\uff0c\u4ea7\u751f\u4e86\u94c1\u7535\u73b0\u8c61\u3002\u6839\u636ePFM\u7684\u7ed3\u679c\uff0c\u9759\u6001\u7684\u7574\u7ed3\u6784\u548c\u5fae\u533a\u7684\u6781\u5316\u8f6c\u6362\u8bc1\u660e\u4e86\u94c1\u7535\u73b0\u8c61\u7684\u4ea7\u751f\u3002\u672c\u6587\u7684\u7814\u7a76\u601d\u8def\u5373\u4e3a\u901a\u8fc7\u51cf\u5c0f\u7403\u4f53\u7684\u5206\u5b50\u5bf9\u79f0\u6027\uff0c\u6784\u9020\u4e86\u4e09\u7ef4\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u94c1\u7535\u4f53\uff0c\u56e0\u800c\u5728\u6781\u70b9\u7fa4\u4e2d\u8bf1\u5bfc\u7ed3\u6676\u3002\u5728\u79cd\u7c7b\u7e41\u591a\u7684\u4e09\u7ef4\u6709\u673a-\u65e0\u673a\u9499\u949b\u77ff\u65cf\u4e2d\uff0c\u7ed3\u5408\u5206\u5b50\u8bbe\u8ba1\u3001\u6676\u4f53\u5de5\u7a0b\u548c\u7574\u5de5\u7a0b\u65b9\u6cd5\uff0c\u4e0d\u4ec5\u80fd\u591f\u8ba4\u8bc6\u94c1\u7535\u673a\u5236\uff0c\u800c\u4e14\u6709\u5229\u4e8e\u5b9e\u9645\u5e94\u7528\u3002\u6b64\u5916\uff0c\u63ba\u6742I\u7684[MeHdabco]RbI3<\/sub>\u6676\u4f53\u5728UV\u6fc0\u53d1\u4e0b\u53d1\u51fa\u4eae\u6a58\u9ec4\u8272\u5149\u5e76\u4e14\u91cf\u5b50\u4ea7\u989d\u9ad8\u8fbe17.17%\uff0c\u4fc3\u8fdb\u4e86\u5176\u5728\u94c1\u7535\u53d1\u5149\u65b9\u9762\u7684\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aPrecise\u00a0Molecular\u00a0Design\u00a0of High-Tc<\/sub>\u00a03D\u00a0Organic\u2013\u00a0Inorganic\u00a0Perovskite\u00a0Ferroelectric:\u00a0[MeHdabco]RbI3<\/sub>\u00a0(MeHdabco\u00a0=\u00a0N-<\/u>Methyl-1,4-diazoniabicyclo[2.2.2]octane)<\/u><\/a>(JACS\uff0c2017\uff0cDOI: 10.1021\/jacs.7b06013)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u5218\u9526\u9526\u7f16\u8bd1\uff0c\u4e01\u83f2\u83f2\u5ba1\u6838\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a><\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/strong><\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

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