{"id":201394,"date":"2020-05-10T06:50:20","date_gmt":"2020-05-09T22:50:20","guid":{"rendered":"\/\/m.iemloyee.com\/?p=201394"},"modified":"2020-05-09T22:50:32","modified_gmt":"2020-05-09T14:50:32","slug":"%e5%8d%8e%e7%a7%91%e5%94%90%e6%b1%9f-%e7%89%9b%e5%b9%bf%e8%be%beadv-funct-mater-%ef%bc%9a%e5%9f%ba%e4%ba%8ea3b2x9%e9%92%99%e9%92%9b%e7%9f%bf%e8%a1%8d%e7%94%9f%e7%89%a9%e7%9a%84%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=201394","title":{"rendered":"\u534e\u79d1\u5510\u6c5f\/\u725b\u5e7f\u8fbeAdv. Funct. Mater.\uff1a\u57fa\u4e8eA3B2X9\u9499\u949b\u77ff\u884d\u751f\u7269\u7684\u7ed3\u6784\u5224\u636e\u548cX\u5c04\u7ebf\u63a2\u6d4b\u5668"},"content":{"rendered":"

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

X\u5c04\u7ebf\u63a2\u6d4b\u5728\u65e0\u635f\u68c0\u6d4b\u3001\u533b\u5b66\u8bca\u65ad\u3001\u5929\u6587\u548c\u6838\u53cd\u5e94\u76d1\u6d4b\u65b9\u9762\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u8fd1\u5e74\u6765\uff0c\u57fa\u4e8e\u91d1\u5c5e\u5364\u5316\u7269\u9499\u949b\u77ff\u6750\u6599\u53ca\u5176\u884d\u751f\u7269\u7684\u76f4\u63a5\u5f0fX\u5c04\u7ebf\u63a2\u6d4b\u5668\u53d6\u5f97\u4e86\u8f83\u5927\u7684\u7814\u7a76\u8fdb\u5c55\u3002\u6750\u6599\u4e2d\u5305\u542b\u7684\u91cd\u91d1\u5c5e\u539f\u5b50\uff08Pb\u3001Bi\uff09\u3001\u4f18\u826f\u7684\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u5bff\u547d\u51b3\u5b9a\u4e86\u6750\u6599\u4f18\u5f02\u7684\u63a2\u6d4b\u6027\u80fd\u3002\u7136\u800c\uff0c\u76ee\u524d\u62a5\u9053\u7684\u76f4\u63a5\u5f0f\u9499\u949b\u77ff\u63a2\u6d4b\u5668\u7684\u6700\u5c0f\u63a2\u6d4b\u9650\u4ecd\u7136\u4e0d\u53ca\u57fa\u4e8e\u95ea\u70c1\u4f53\u7684X\u5c04\u7ebf\u63a2\u6d4b\u5668\uff0813 nGyair s-1<\/sup>\uff09\uff0c\u4e3b\u8981\u539f\u56e0\u662f\u6697\u7535\u6d41\u548c\u79bb\u5b50\u8fc1\u79fb\u5f15\u8d77\u7684\u57fa\u7ebf\u6f02\u79fb\u4f1a\u589e\u52a0\u6563\u7c92\u566a\u58f0\u6c34\u5e73\u3002\u8003\u8651\u5230\u9ad8\u539f\u5b50\u5e8f\u6570\uff0c\u9ad8\u5bc6\u5ea6\u548c\u826f\u597d\u7684\u7a33\u5b9a\u6027\uff0c\u65e0\u673a\u7898\u5316\u94cb\u9499\u949b\u77ff\u884d\u751f\u7269\u662f\u7528\u4e8e\u8f90\u5c04\u68c0\u6d4b\u7684\u6709\u524d\u9014\u7684\u534a\u5bfc\u4f53\u6750\u6599\uff0c\u4f46\u662f\u5728\u8fd9\u4e00\u65b9\u5411\u4e0a\u9c9c\u6709\u62a5\u9053\u3002<\/p>\n

\u5364\u5316\u94cb\u9499\u949b\u77ff\u7684\u53e6\u4e00\u4e2a\u6311\u6218\u662f\u4f20\u7edf\u7684\u5224\u636e\u201c\u5bb9\u5dee\u56e0\u5b50\u201d\u4e0d\u9002\u7528\u4e8e\u94cb\u57fa\u5364\u5316\u7269\u9499\u949b\u77ff\uff0c\u56e0\u6b64\u5f88\u96be\u8bbe\u8ba1\u548c\u5408\u6210\u8fd9\u79cd\u6750\u6599\uff08A3<\/sub>B2<\/sub>X9<\/sub>\uff09\u3002\u4f8b\u5982\uff0cCs3<\/sub>Bi2<\/sub>I9<\/sub>\u7531[Bi2<\/sub>I9<\/sub>]3-<\/sup>\u4e8c\u805a\u4f53\u7ec4\u6210\uff0cCs3<\/sub>Bi2<\/sub>Br9<\/sub>\u53ef\u4ee5\u901a\u8fc7\u6cbf\u5176\u4e09\u7ef4\u6bcd\u4f53\u9499\u949b\u77ff\u7ed3\u6784\u7684<111>\u65b9\u5411\u5207\u5272\u800c\u83b7\u5f97\uff0cCs3<\/sub>Bi2<\/sub>Cl9<\/sub>\u5219\u662f\u7531\u4e00\u7ef4[BiCl6<\/sub>]3-<\/sup>\u516b\u9762\u4f53\u94fe\u7ec4\u6210\u3002\u7531\u4e8e\u7ed3\u6784\u7684\u591a\u6837\u6027\uff0c\u5b83\u4eec\u4e0d\u518d\u4e0e\u4e09\u7ef4\u9499\u949b\u77ff\u7684\u5bb9\u5dee\u56e0\u5b50\uff0c\u516b\u9762\u4f53\u56e0\u5b50\u548c\u5176\u4ed6\u63cf\u8ff0\u7b26\u5efa\u7acb\u4f20\u7edf\u5173\u7cfb\uff0cA3<\/sub>B2<\/sub>X9<\/sub>\u9499\u949b\u77ff\u7684\u7ed3\u6784\u5c3a\u5bf8\u4e0e\u5176\u7ec4\u6210\u4e4b\u95f4\u7684\u5b9a\u91cf\u5173\u7cfb\u548c\u6839\u672c\u95ee\u9898\u5c1a\u4e0d\u6e05\u695a\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u5510\u6c5f\u6559\u6388\u548c\u725b\u5e7f\u8fbe\u526f\u7814\u7a76\u5458\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u62a5\u9053\u4e86\u57fa\u4e8eA3<\/sub>B2<\/sub>X9<\/sub>\u9499\u949b\u77ff\u884d\u751f\u7269\u7684\u7ed3\u6784\u5224\u636e\u548cX\u5c04\u7ebf\u63a2\u6d4b\u5668\u3002\u7814\u7a76\u4eba\u5458\u63d0\u51fa\u4e86\u4e8c\u7ef4A3<\/sub>B2<\/sub>X9<\/sub>\u9499\u949b\u77ff\u884d\u751f\u7269\u7684\u7ed3\u6784\u5224\u636e\uff1ai)\u516b\u9762\u4f53\u56e0\u5b50\u00b5<\/i><\/em>\uff0c\u00a00.377<\u00b5<\/i><\/em><0895\uff1bii)\u5bb9\u5dee\u56e0\u5b50t<\/i><\/em>\uff0c0.8<t<\/i><\/em><1.06\uff1biii) A\u4f4d\u7684\u539f\u5b50\u534a\u5f84r<\/i><\/em>A<\/sub>\uff0c(r<\/i><\/em>A<\/sub>-0.55)\/t<\/i><\/em>\u00a0<1.48\u3002\u57fa\u4e8e\u6b64\u5224\u636e\uff0c\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u4e86\u4e00\u79cd\u9ad8X\u5c04\u7ebf\u8870\u51cf\u7cfb\u6570\u7684\u9499\u949b\u77ff\u884d\u751f\u7269Rb3<\/sub>Bi2<\/sub>I9<\/sub>\uff0c0.4\u6beb\u7c73\u7684\u539a\u5ea6\u8db3\u4ee5\u8870\u51cf30 keV X\u5c04\u7ebf\u768490\uff05\uff0c\u5176\u5168\u65e0\u673a\u7ec4\u6210\u4fdd\u8bc1\u4e86330 o<\/sup>C\u6e29\u5ea6\u4e0b\u7684\u826f\u597d\u70ed\u7a33\u5b9a\u6027\uff0c\u5236\u5907\u7684X\u5c04\u7ebf\u63a2\u6d4b\u5668\u5728480000 Gy\u8fde\u7eed\u03b3\u5c04\u7ebf\u8f90\u7167\u540e\u51e0\u4e4e\u4fdd\u6301\u6700\u521d\u7684X\u5c04\u7ebf\u63a2\u6d4b\u6027\u80fd\uff0c\u88ab\u6291\u5236\u7684\u79bb\u5b50\u8fc1\u79fb\u548c\u4f4e\u7684\u7f3a\u9677\u5bc6\u5ea6\u53ef\u83b7\u5f97\u9ad8\u7684\u7535\u963b\u7387\uff0c\u57281 V\u504f\u538b\u4e0b\u5b9e\u73b0\u4e862.73 nA cm-2<\/sup>\u7684\u8d85\u4f4e\u6697\u7535\u6d41\uff0c\u4e14\u57281 V\u504f\u538b\u4e0b\u83b7\u5f97\u7684\u63a2\u6d4b\u9650\u4e3a8.32 nGyair<\/sub>\u00a0s-1<\/sup>\uff0c\u4f4e\u4e8e\u76ee\u524d\u5df2\u62a5\u9053\u7684\u57fa\u4e8e\u9499\u949b\u77ff\u53ca\u5176\u884d\u751f\u7269\u7684X\u5c04\u7ebf\u63a2\u6d4b\u5668\u3002\u7814\u7a76\u6210\u679c\u4ee5\u201cUnveiling the Structural Descriptor of A3<\/sub>B2<\/sub>X9<\/sub>\u00a0Perovskite Derivatives Toward X-ray Detectors with Low Detection Limit and High Stability\u201d\u4e3a\u9898\u5728\u7ebf\u53d1\u8868\u5728\u5b66\u672f\u671f\u520aAdvanced\u00a0Functional\u00a0Materials\u4e0a\uff0c\u7b2c\u4e00\u4f5c\u8005\u4e3a\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u535a\u58eb\u540e\u590f\u68a6\u73b2\u548c\u535a\u58eb\u7814\u7a76\u751f\u8881\u4fca\u8f89\u3002<\/b><\/strong><\/p>\n

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

\u56fe1. \uff08a\uff09A3<\/sub>B2<\/sub>X9<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u548c\u539f\u5b50\u6784\u578b\uff0c\u5176\u4e2dA\u53ef\u4ee5\u662fK+<\/sup>\uff0cRb+<\/sup>\uff0cCs+<\/sup>\uff0cNH4<\/sub>+<\/sup>\u548cCH3<\/sub>NH4<\/sub>+<\/sup>\uff0cB\u53ef\u4ee5\u662fSb3+<\/sup>\uff0cBi3+<\/sup>\u548cY3+<\/sup>\uff0cX\u53ef\u4ee5\u662fCl–<\/sup>\uff0cBr–<\/sup>\u548cI–<\/sup>\uff1b\uff08b\uff09A3<\/sub>B2<\/sub>X9<\/sub>\u9499\u949b\u77ff\u7684\u5224\u636e\u3002\u603b\u7ed3\u4e86A3<\/sub>B2<\/sub>X9<\/sub>\u9499\u949b\u77ff\u7684A\u4f4d\u534a\u5f84\u4e0e\u5bb9\u5dee\u56e0\u5b50\u7684\u5173\u7cfb\u3002<\/p>\n

\"\"<\/p>\n

\u56fe2 \uff08a\uff09Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u5355\u6676\u7684\u5438\u6536\u548c\u53d1\u5149\u5149\u8c31\uff1b\uff08b\uff09\u90e8\u5206\u4ee3\u8868\u6027\u534a\u5bfc\u4f53\u6750\u6599\u7684\u5438\u6536\u7cfb\u6570\u4e0e\u5149\u5b50\u80fd\u91cf\u7684\u5173\u7cfb\uff1b\uff08c\uff09\u4f7f\u7528Perdew-Burke-Ernzerhof\uff08PBE\uff09\u51fd\u6570\u8ba1\u7b97\u7684Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u7684\u7535\u5b50\u80fd\u5e26\u7ed3\u6784\uff1b\uff08d\uff09Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u7684\u6001\u5bc6\u5ea6\uff0c\u8d39\u7c73\u80fd\u7ea7\u8bbe\u7f6e\u4e3a\u96f6\u3002<\/p>\n

\"\"<\/p>\n

\u56fe3\u00a0\uff08a\uff09HI\u6eb6\u6db2\u548c\uff08b\uff09HI\u548cH2<\/sub>O\uff08\u4f53\u79ef\u6bd41\uff1a1\uff09\u7684\u6df7\u5408\u6eb6\u6db2\u4f5c\u4e3a\u6eb6\u5242\u5236\u5f97\u7684Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u5355\u6676\u7684I-V\u66f2\u7ebf\uff0c\u66f2\u7ebf\u901a\u8fc7\u7a7a\u95f4\u7535\u8377\u9650\u5236\u7535\u6d41\uff08SCLC\uff09\u6a21\u578b\u62df\u5408\uff1b\uff08c\uff09\u901a\u8fc7\u6df7\u5408\u6eb6\u6db2\u548cHI\u6eb6\u6db2\u5236\u5907\u7684Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u5355\u6676\u7684XRD\u56fe\u8c31\u548c\uff08d\uff09\u7535\u538b\u4f9d\u8d56\u7684\u5149\u7535\u6d41\u5bc6\u5ea6\u3002<\/p>\n

\"\"<\/p>\n

\u56fe4 \uff08a\uff09\u5149\u7535\u6d41\u548c\u589e\u76ca\u56e0\u5b50\u4e0eX\u5c04\u7ebf\u5242\u91cf\u7387\u7684\u5173\u7cfb\uff0c\u63d2\u56fe\u662f\u5e73\u9762\u7ed3\u6784\u7684\u5668\u4ef6\u793a\u610f\u56fe\uff1b\uff08b\uff09\u4f18\u5316\u540e\u7684Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u5355\u6676\u5728\u4e0d\u540c\u7535\u538b\u4e0b\u7684X\u5c04\u7ebf\u7075\u654f\u5ea6\uff1b\uff08c\uff09\u5668\u4ef6\u7684\u6d4b\u8bd5\u4fe1\u566a\u6bd4\uff0c\u865a\u7ebf\u4ee3\u8868\u4fe1\u566a\u6bd4\u4e3a3\uff1b\uff08d\uff09\u5f53\u5728\u63a2\u6d4b\u5668\u548cX\u5c04\u7ebf\u6e90\u4e4b\u95f4\u63d2\u5165Pb\u5c4f\u853d\u76d2\u65f6\uff0cCsPbBr3<\/sub>\u548cRb3<\/sub>Bi2<\/sub>I9<\/sub>\u5355\u6676X\u5c04\u7ebf\u63a2\u6d4b\u5668\u7684\u54cd\u5e94\uff0c\u5242\u91cf\u7387\u4e3a350 nGyair<\/sub>\u00a0s-1<\/sup>\u3002<\/p>\n

\"\"<\/p>\n

\u56fe5\u00a0\uff08a\uff09\u5728100 V\u504f\u538b\u4e0b\uff0cRb3<\/sub>Bi2<\/sub>I9<\/sub>\u548cCsPbBr3<\/sub>\u5355\u6676\u63a2\u6d4b\u5668\u7684\u6697\u7535\u6d41\u6f02\u79fb\u60c5\u51b5\uff1b\uff08b\uff09Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u548cCsPbBr3<\/sub>\u5355\u6676\u63a2\u6d4b\u5668\u7535\u5bfc\u7387\u7684\u6e29\u5ea6\u4f9d\u8d56\u6027\uff1b\uff08c\uff09\u572860<\/sup>Co\u8f90\u7167\u524d\u540e\uff0c\u540c\u4e00\u5668\u4ef6\u5bf9\u5404\u79cd\u5242\u91cf\u7387\u7684X\u5c04\u7ebf\u54cd\u5e94\uff0c\u504f\u538b\u4e3a1V\uff1b\uff08d\uff09\u4e0d\u540c\u9891\u7387\u4e0bRb3<\/sub>Bi2<\/sub>I9<\/sub>\u63a2\u6d4b\u5668\u7684\u6697\u7535\u6d41\u566a\u58f0\uff0c\u4eea\u5668\u566a\u58f0\u9650\uff0c\u6563\u7c92\u566a\u58f0\u548c\u70ed\u566a\u58f0\u3002<\/p>\n

\"\"<\/p>\n

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

\u672c\u6587\u63d0\u51fa\u4e86A3<\/sub>B2<\/sub>X9<\/sub>\u578b\u9499\u949b\u77ff\u7684\u7ed3\u6784\u7ef4\u5ea6\u5224\u636e\uff1b\u57fa\u4e8e\u6b64\u5224\u636e\u7b5b\u9009\u51fa\u4e86\u5e73\u5747\u539f\u5b50\u5e8f\u6570\u6700\u5927(Z<\/i><\/em>eff<\/sub>=61.6)\u7684Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u4e8c\u7ef4\u9499\u949b\u77ff\uff0c\u5c06\u5176\u5e94\u7528\u4e8eX\u5c04\u7ebf\u63a2\u6d4b\u5668\uff0c\u83b7\u5f97\u4e862.73 nA cm-2<\/sup>(1V\u4e0b)\u7684\u8d85\u4f4e\u6697\u7535\u6d41\u5bc6\u5ea6\u548c8.32 nGyair<\/sub>\u00a0s-1<\/sup>\u7684\u8d85\u4f4e\u63a2\u6d4b\u9650\uff0c\u5668\u4ef6\u5177\u6709\u6781\u9ad8\u70ed\u7a33\u5b9a\u6027(330 o<\/sup>C)\u548c\u03b3\u8f90\u7167\u7a33\u5b9a\u6027(480000 Gy\u8f90\u7167\u5242\u91cf)\u3002\u7ed3\u6784\u5224\u636e\u7684\u63d0\u51fa\u6709\u5229\u4e8e\u53d1\u73b0\u548c\u8bbe\u8ba1\u66f4\u591a\u7684A3<\/sub>B2<\/sub>X9<\/sub>\u9499\u949b\u77ff\u884d\u751f\u7269\uff1b\u53e6\u5916\uff0c\u826f\u597d\u7684\u7a33\u5b9a\u6027\u3001\u4f4e\u79bb\u5b50\u8fc1\u79fb\u4ee5\u53ca\u9ad8\u7535\u963b\u7387\u4f7f\u5f97Rb3<\/sub>Bi2<\/sub>I9<\/sub>\u6210\u4e3a\u7075\u654f\u8f90\u5c04\u63a2\u6d4b\u548c\u5c0f\u5242\u91cf\u5242\u91cf\u8ba1\u6781\u5177\u5e0c\u671b\u7684\u6750\u6599\u9009\u62e9\u3002<\/p>\n

\u3010\u6587\u732e\u94fe\u63a5\u3011<\/strong><\/p>\n

Unveiling the Structural Descriptor of A3<\/sub>B2<\/sub>X9<\/sub>\u00a0Perovskite Derivatives Toward X-ray Detectors with Low Detection Limit and High Stability, Advanced Functional Materials, 2020,\u00a0DOI\uff1a10.1002\/adfm.201910648.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 X\u5c04\u7ebf\u63a2\u6d4b\u5728\u65e0\u635f\u68c0\u6d4b\u3001\u533b\u5b66\u8bca\u65ad\u3001\u5929\u6587\u548c\u6838\u53cd\u5e94\u76d1\u6d4b\u65b9\u9762\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u8fd1\u5e74\u6765\uff0c\u57fa\u4e8e\u91d1\u5c5e\u5364\u5316\u7269\u9499\u949b\u77ff\u6750\u6599\u53ca\u5176\u884d\u751f\u7269\u7684\u76f4\u63a5\u5f0fX\u5c04\u7ebf\u63a2\u6d4b\u5668\u53d6\u5f97\u4e86\u8f83\u5927\u7684\u7814\u7a76\u8fdb\u5c55…<\/p>\n","protected":false},"author":14360,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-201394","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/201394"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/14360"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=201394"}],"version-history":[{"count":4,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/201394\/revisions"}],"predecessor-version":[{"id":201541,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/201394\/revisions\/201541"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=201394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=201394"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=201394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}