{"id":201818,"date":"2020-05-17T06:33:04","date_gmt":"2020-05-16T22:33:04","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=201818"},"modified":"2020-05-16T22:33:33","modified_gmt":"2020-05-16T14:33:33","slug":"%e9%99%95%e5%b8%88%e5%a4%a7%e5%88%98%e7%94%9f%e5%bf%a0%e5%9b%a2%e9%98%9fmatter%ef%bc%9a%e8%8b%b1%e5%af%b8%e5%a4%a7%e5%b0%8f%e7%9a%84%e9%9b%b6%e7%bb%b4%e6%97%a0%e9%93%85%e9%92%99%e9%92%9b%e7%9f%bf","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=201818","title":{"rendered":"\u9655\u5e08\u5927\u5218\u751f\u5fe0\u56e2\u961fMatter\uff1a\u82f1\u5bf8\u5927\u5c0f\u7684\u96f6\u7ef4\u65e0\u94c5\u9499\u949b\u77ff\u5355\u6676\u7528\u4e8e\u9ad8\u7075\u654f\u5ea6\u7a33\u5b9a\u7684X\u5c04\u7ebf\u6210\u50cf"},"content":{"rendered":"<p><strong><b>\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n<p>X\u5c04\u7ebf\u63a2\u6d4b\u4eea\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6210\u50cf\u3001\u5b89\u68c0\u3001\u65e0\u635f\u68c0\u6d4b\u3001\u5de5\u4e1a\u4ea7\u54c1\u3001\u79d1\u7814\u7b49\u9886\u57df\u3002X\u5c04\u7ebf\u8f90\u5c04\u76f4\u63a5\u8f6c\u6362\u4e3a\u7535\u4fe1\u53f7\u5728\u7075\u654f\u5ea6\u548c\u7a7a\u95f4\u5206\u8fa8\u7387\u65b9\u9762\u5177\u6709\u4f18\u52bf\u3002\u56e0\u6b64\uff0c\u9ad8\u68c0\u6d4b\u6548\u7387\u3001\u9ad8\u7075\u654f\u5ea6\u548c\u5927\u4fe1\u566a\u6bd4\uff08SNR\uff09\u901a\u5e38\u88ab\u8ba4\u4e3a\u662fX\u5c04\u7ebf\u63a2\u6d4b\u5668\u6700\u91cd\u8981\u7684\u54c1\u8d28\u56e0\u6570\uff0cX\u5c04\u7ebf\u63a2\u6d4b\u5668\u5fc5\u987b\u5177\u6709\u5c3d\u53ef\u80fd\u4f4e\u7684X\u5c04\u7ebf\u5242\u91cf\uff0c\u4ee5\u4fdd\u62a4\u60a3\u8005\u5728\u4f53\u68c0\u65f6\u514d\u53d7\u6709\u5bb3\u7167\u5c04\u3002\u975e\u6676\u7852\uff08\u03b1-Se\uff09\u662f\u6700\u5e38\u89c1\u7684\u76f4\u63a5\u8f6c\u6362\u6a21\u5f0f\u4e0b\u7528\u4e8eX\u5c04\u7ebf\u6210\u50cf\u7684\u534a\u5bfc\u4f53\u6750\u6599\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u6c89\u79ef\u5230\u8584\u819c\u6676\u4f53\u7ba1\u4e0a\uff0c\u5728\u5927\u9762\u79ef\u8bfb\u51fa\u7535\u8def\u4e2d\u4ee5\u5b9e\u73b0\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387\u3002\u4f46\u662f\uff0c\u03b1-Se\u53d7\u5176\u4f4e\u7684\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u5bff\u547d\u4e58\u79ef\uff08\u03bc\u03c4\uff0c\u7ea610<sup>-7<\/sup>\u00a0cm<sup>2 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mm<sup>-1<\/sup>\uff09\u7684\u9650\u5236\uff0c\u4f7f\u5f97\u5176\u8868\u73b0\u51fa\u4f4e\u7684\u7075\u654f\u5ea6\u548c\u9ad8\u68c0\u6d4b\u9650\u3002\u6700\u8fd1\uff0c\u4f4e\u6e29\u6eb6\u6db2\u5408\u6210\u7684\u9ad8\u8d28\u91cf\u5364\u5316\u7269\u9499\u949b\u77ff\u5355\u6676\uff08PSCs\uff09\u9010\u6e10\u88ab\u62a5\u9053\uff0c\u7531\u4e8e\u5177\u6709\u5927\u539f\u5b50\u5e8f\u6570\u3001\u53c8\u5177\u6709\u9ad8\u03bc\u03c4\u7684\u503c\uff0c\u4e3a\u4f4e\u6210\u672c\u5236\u9020\u9ad8\u7075\u654f\u5ea6X\u5c04\u7ebf\u68c0\u6d4b\u5668\u63d0\u4f9b\u4e86\u53ef\u80fd\u3002\u4f46\u662f\uff0c\u6240\u6709\u62a5\u9053\u76843D\u7ed3\u6784\u9499\u949b\u77ff\u90fd\u663e\u793a\u51fa\u4e25\u91cd\u7684\u79bb\u5b50\u8fc1\u79fb\uff0c\u5bfc\u81f4\u57fa\u7ebf\u6f02\u79fb\u5e76\u964d\u4f4e\u6210\u50cf\u5206\u8fa8\u7387\uff0c\u54cd\u5e94\u901f\u5ea6\u53d8\u7f13\uff0c\u7075\u654f\u5ea6\u964d\u4f4e\uff0c\u5e76\u4e14\u4f1a\u52a0\u901f\u9499\u949b\u77ff\u5206\u89e3\uff0c\u8150\u8680\u91d1\u5c5e\u7535\u6781\uff0c\u4ece\u800c\u5f71\u54cd\u5668\u4ef6\u7684\u7a33\u5b9a\u6027\uff0c\u6781\u5927\u5730\u9650\u5236\u4e86\u5b83\u4eec\u5728X\u5c04\u7ebf\u63a2\u6d4b\u5668\u4e2d\u7684\u5e94\u7528\u3002\u9ad8\u8d28\u91cf\u7684PSCs\u7531\u4e8e\u6676\u754c\u548c\u7f3a\u9677\u51cf\u5c11\uff0c\u79bb\u5b50\u8fc1\u79fb\u6548\u5e94\u6709\u6240\u964d\u4f4e\u3002\u7136\u800c\uff0c3D\u9499\u949b\u77ff\u5355\u6676\u5728\u9ad8\u5916\u52a0\u7535\u573a\u4f5c\u7528\u4e0b\uff0c\u5176\u6697\u7535\u6d41\u548c\u5149\u7535\u6d41\u4ecd\u7136\u6709\u4e25\u91cd\u7684\u6f02\u79fb\u3002\u6839\u636e\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\uff0c\u901a\u8fc7\u964d\u4f4e\u5927\u6676\u7c92\u4e2d\u7684\u7f3a\u9677\u6d53\u5ea6\u548c\u964d\u4f4e\u9499\u949b\u77ff\u7ed3\u6784\u7684\u7ef4\u6570\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6291\u5236\u9499\u949b\u77ff\u4e2d\u7684\u79bb\u5b50\u8fc1\u79fb\uff0c\u4ece\u800c\u6539\u5584\u5176\u6027\u80fd\u3002\u5b9e\u9a8c\u8bc1\u660e\uff0c\u4f4e\u7ef4\uff08LD\uff09\u7ed3\u6784\u9499\u949b\u77ff\u5177\u6709\u6291\u5236\u79bb\u5b50\u8fc1\u79fb\u7684\u4f5c\u7528\u3002\u7531\u4e8e\u5177\u6709\u79bb\u5b50\u8fc1\u79fb\u7387\u4f4e\u3001\u7075\u654f\u5ea6\u9ad8\u548c\u5316\u5b66\u7a33\u5b9a\u6027\u597d\u7b49\u4f18\u70b9\uff0c\u56e0\u6b64\u5f00\u53d1\u5927\u5c3a\u5bf8\u3001\u65e0\u94c5\u3001\u9ad8\u8d28\u91cf\u3001\u4f18\u5f02\u5149\u7535\u6027\u80fd\u7684LD PSCs\u662f\u975e\u5e38\u5fc5\u8981\u7684\u3002<\/p>\n<p><strong><b>\u00a0<\/b><\/strong><strong><b>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong><b>\u9655\u897f\u5e08\u8303\u5927\u5b66\u5218\u751f\u5fe0\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u7b49\u4eba\u62a5\u544a\u4e86\u4e00\u79cd\u6709\u6548\u7684\u7b56\u7565\uff0c\u53ef\u4ee5\u751f\u957f\u51fa\u4f18\u8d28\u7684\u82f1\u5bf8\u5927\u5c0f\u3001\u9ad8\u8d28\u91cf\u3001\u96f6\u7ef4\uff080D\uff09\u7ed3\u6784\u3001\u65e0\u94c5(CH<sub>3<\/sub>NH<sub>3<\/sub>)<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u9499\u949b\u77ff\u5355\u6676\u3002\u4e0e\u5176\u4ed6\u9499\u949b\u77ff\u76f8\u6bd4\uff0c\u8fd9\u4e9b\u6676\u4f53\u5177\u6709\u66f4\u4f4e\u7684\u79bb\u5b50\u8fc1\u79fb\u7387\u3001\u66f4\u4f4e\u7684\u6697\u7535\u6d41\u548c\u66f4\u597d\u7684\u73af\u5883\u7a33\u5b9a\u6027\uff0c\u4f7f\u5f97\u80fd\u591f\u5236\u9020\u4e00\u79cd0D\u7ed3\u6784\u7684\u9499\u949b\u77ffX\u5c04\u7ebf\u63a2\u6d4b\u5668\u3002X\u5c04\u7ebf\u63a2\u6d4b\u5668\u8868\u73b0\u51fa1,947 \u03bcC Gy<sub>air<\/sub><sup>-1<\/sup>\u00a0cm<sup>-2<\/sup>\u7684\u9ad8\u7075\u654f\u5ea6\u300183 nGy<sub>air<\/sub>\u00a0s<sup>-1<\/sup>\u7684\u4f4e\u68c0\u6d4b\u9650\u300123.3 ms\u7684\u77ed\u54cd\u5e94\u65f6\u95f4\u30015.0\u00d710<sup>-10 <\/sup>nA cm<sup>-1<\/sup>\u00a0s<sup>-1<\/sup>\u00a0V<sup>-1<\/sup>\u7684\u4f4e\u57fa\u7ebf\u6f02\u79fb\uff0c\u5e76\u4e14\u5728\u6240\u6709\u62a5\u9053\u7684\u9499\u949b\u77ff\u5355\u6676\u4e2d\u8868\u73b0\u51fa\u6700\u4f73\u7684\u957f\u671f\u7a33\u5b9a\u6027\u3002\u5927\u7684\u6676\u4f53\u5c3a\u5bf8\u548c\u51fa\u8272\u7684X\u5c04\u7ebf\u54cd\u5e94\u76f8\u7ed3\u5408\uff0c\u4f7f\u5f97\u80fd\u591f\u5236\u9020\u51fa\u7b2c\u4e00\u4e2a0D\u7ed3\u6784\u7684\u9499\u949b\u77ff\u5355\u6676X\u5c04\u7ebf\u6210\u50cf\u7cfb\u7edf\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a<strong><b>\u201c<\/b><\/strong><strong><b>Inch-Size 0D-Structured Lead-Free Perovskite Single Crystals for Highly Sensitive Stable X-Ray Imaging<\/b><\/strong><strong><b>\u201d<\/b><\/strong>\u53d1\u8868\u5728\u4e86<strong><b>Matter<\/b><\/strong>\u4e0a\u3002<\/p>\n<p><strong><b>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n<p><strong><b>\u56fe1 <\/b><\/strong><strong><b>MA<\/b><\/strong><strong><sub><b>3<\/b><\/sub><\/strong><strong><b>Bi<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>I<\/b><\/strong><strong><sub><b>9<\/b><\/sub><\/strong><strong><b>\u00a0SC\u7684\u5236\u5907\u548c\u6676\u4f53\u7ed3\u6784<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-201821\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/1-34.jpg\" alt=\"\" width=\"600\" height=\"473\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/1-34.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/1-34-300x237.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>\uff08A\uff09\u4ece\u4e0d\u540c\u89d2\u5ea6\u62cd\u6444\u7684MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC\u7684\u7167\u7247\u3002<\/p>\n<p>\uff08B\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u5355\u6676\u7684\u7c89\u672bXRD\u56fe\u8c31\u3002<\/p>\n<p>\uff08C\uff09\u8ba1\u7b97\u7684MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u6676\u4f53\u7ed3\u6784\u3002<\/p>\n<p>\uff08D\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC\u9876\u9762\u7684XRD 2\u03b8\u626b\u63cf\u3002<\/p>\n<p>\uff08E\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC\u7684\uff08002\uff09\u3001\uff08004\uff09\u3001\uff08006\uff09\u3001\uff080010\uff09\u548c\uff080012\uff09\u884d\u5c04\u5cf0\u7684\u9ad8\u5206\u8fa8\u7387XRD\u6447\u6446\u66f2\u7ebf\u3002<\/p>\n<p>\uff08F\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC\u7684\u5355\u6676\u884d\u5c04\u7ed3\u679c\u3002<\/p>\n<p>\uff08G-I\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC\u7684XPS\u8c31\uff1a(CH<sub>3<\/sub>NH<sub>3<\/sub>)<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9 <\/sub>\uff08G\uff09\u3001I 3d\uff08H\uff09\u548cBi 4f\uff08I\uff09\u3002<\/p>\n<p><strong><b>\u56fe2 MA<\/b><\/strong><strong><sub><b>3<\/b><\/sub><\/strong><strong><b>Bi<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>I<\/b><\/strong><strong><sub><b>9<\/b><\/sub><\/strong><strong><b>\u00a0SC\u7684\u7a33\u5b9a\u6027<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-201828\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/2-35.jpg\" alt=\"\" width=\"600\" height=\"492\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/2-35.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/2-35-300x246.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>\uff08A\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u548cMAPbI<sub>3<\/sub>\u00a0SC\u7684\u70ed\u91cd\u5206\u6790\u66f2\u7ebf\u6bd4\u8f83\u3002<\/p>\n<p>\uff08B-D\uff09\u52a0\u70ed\u524d\u540eMA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SCs\u7684XRD\u56fe\uff08B\uff09\u3001\u8fde\u7eed\u7167\u5c04\uff081\u4e2a\u9633\u5149\uff0c46\uff05\u00b11\uff05RH\uff09\u540e\u7684XRD\u56fe\uff08C\uff09\u548c\u9ad8\u6e7f\u5ea676\uff05\u00b11\uff05RH\uff0823\u2103\u00b11\u2103\uff09\u73af\u5883\u4e2d\u5b58\u653e\u524d\u540e\u7684XRD\u56fe\uff08D\uff09\u3002<\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>3<\/b><\/strong><strong><b>\u00a0MA<\/b><\/strong><strong><sub><b>3<\/b><\/sub><\/strong><strong><b>Bi<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>I<\/b><\/strong><strong><sub><b>9<\/b><\/sub><\/strong><strong><b>\u00a0SC<\/b><\/strong><strong><b>\u5668\u4ef6\u7684X\u5c04\u7ebf\u63a2\u6d4b\u6027\u80fd<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-201829\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/3-34.jpg\" alt=\"\" width=\"600\" height=\"490\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/3-34.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/3-34-300x245.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>\uff08A\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u3001\u03b1-Se\u3001PbI<sub>2<\/sub>\u3001HgI<sub>2<\/sub>\u3001TlBr\u3001PbO\u3001CdTe\u548cSi\u7684X\u5c04\u7ebf\u5438\u6536\u7cfb\u6570\u4e0eX\u5149\u5b50\u80fd\u91cf\u7684\u5173\u7cfb\u3002<\/p>\n<p>\uff08B\uff09\u5bf9\u4e8e40keV X\u5c04\u7ebf\u5149\u5b50\uff0cMA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u3001\u03b1-Se\u3001PbI<sub>2<\/sub>\u3001HgI<sub>2<\/sub>\u3001TlBr\u3001PbO\u3001CdTe\u548cSi\u7684\u8870\u51cf\u6548\u7387\u4e0e\u6837\u54c1\u539a\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n<p>\uff08C\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC\u5668\u4ef6\u7684\u5149\u7535\u5bfc\u6d4b\u8bd5\u3002\u63d2\u56fe\uff1a\u5149\u7535\u5bfc\u6d4b\u8bd5\u5668\u4ef6\u7684\u7ed3\u6784\u793a\u610f\u56fe\u3002<\/p>\n<p>\uff08D\uff09\u5782\u76f4\u7ed3\u6784\u7684X\u5c04\u7ebf\u63a2\u6d4b\u5668\u793a\u610f\u56fe\u3002<\/p>\n<p>\uff08E\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u5bf9X\u5c04\u7ebf\u7684\u54cd\u5e94\u65f6\u95f4\u6d4b\u8bd5\u3002<\/p>\n<p>\uff08F\uff09\u4e0d\u540c\u5242\u91cf\u7387\u4e0b\u7684X\u5c04\u7ebf\u54cd\u5e94\u5149\u7535\u6d41\u5bc6\u5ea6\uff08\u7075\u654f\u5ea6\u53ef\u4ee5\u4ece\u62df\u5408\u7ebf\u7684\u659c\u7387\u5f97\u51fa\uff09\u3002<\/p>\n<p>\uff08G\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u7684X\u5c04\u7ebf\u7075\u654f\u5ea6\u4e0e\u6240\u65bd\u52a0\u7535\u573a\u7684\u5173\u7cfb\u3002<\/p>\n<p>\uff08H\uff09\u4e0d\u540c\u7535\u573a\u4e0bMA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u7684\u589e\u76ca\u7cfb\u6570\u4e0e\u5242\u91cf\u7387\u7684\u5173\u7cfb\u3002<\/p>\n<p>\uff08I\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u68c0\u6d4b\u5668\u5728\u5404\u79cd\u7535\u573a\u548c\u5242\u91cf\u7387\u4e0b\u7684I-t\u5149\u7535\u6d41\u54cd\u5e94\u548c\u4fe1\u566a\u6bd4\u3002<\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>4<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>\u9499\u949b\u77ff\u5355\u6676\u4e2d\u7684\u79bb\u5b50\u8fc1\u79fb\u7814\u7a76<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-201830\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/4-32.jpg\" alt=\"\" width=\"600\" height=\"547\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/4-32.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/4-32-300x274.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>\uff08A\uff090D\u30012D\u548c3D PSCs\u7167\u7247\u53ca\u5176\u5bf9\u5e94\u7684\u5e73\u9762\u5668\u4ef6\u7684\u7167\u7247\u3002<\/p>\n<p>\uff08B\uff09\u5728\u504f\u538b\u4e3a20 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MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\uff08G\uff09\u30012D\uff08PEA\uff09<sub>2<\/sub>PbI<sub>4<\/sub>\uff08H\uff09\u548c3D MAPbI<sub>3<\/sub>\u9499\u949b\u77ff\u4e2d\u6cbf\u4e0d\u540cI<sup>\u2212<\/sup>\u79bb\u5b50\u8fc1\u79fb\u8def\u5f84\u7684\u80fd\u91cf\u5206\u5e03\u3002<\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>5<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>MA<\/b><\/strong><strong><sub><b>3<\/b><\/sub><\/strong><strong><b>Bi<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>I<\/b><\/strong><strong><sub><b>9<\/b><\/sub><\/strong><strong><b>\u00a0SC\u5668\u4ef6\u7684X\u5c04\u7ebf\u6210\u50cf\u5e94\u7528<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-201831\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/5-30.jpg\" alt=\"\" width=\"600\" height=\"693\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/5-30.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2020\/05\/5-30-260x300.jpg 260w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08A\uff09X\u5c04\u7ebf\u6210\u50cf\u8fc7\u7a0b\u7684\u793a\u610f\u56fe\u3002<\/p>\n<p>\uff08B,C\uff0918\u00d713\u50cf\u7d20\u7684MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u9635\u5217\u7684\u6697\u7535\u6d41\uff08B\uff09\u548c\u5149\u7535\u6d41mapping\uff08C\uff09\u3002X\u5c04\u7ebf\u7684\u5242\u91cf\u7387\u4e3a2.44\u00a0\u03bcGy<sub>air<\/sub>\u00a0s<sup>-1<\/sup>\uff0c\u7535\u573a\u4e3a60 V mm<sup>-1<\/sup>\u3002<\/p>\n<p>\uff08D\uff0918\u00d713\u50cf\u7d20\u63a2\u6d4b\u5668\u9635\u5217\u7684\u7167\u7247\u3002<\/p>\n<p>\uff08E\uff0918\u00d713 MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u9635\u5217\u6d4b\u91cf\u5230\u7684\u6697\u7535\u6d41\u548c\u5149\u7535\u6d41\u7684\u7edf\u8ba1\u3002<\/p>\n<p>\uff08F\uff09MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u7684\u5149\u7535\u6d41\u548c\u6697\u7535\u6d41\u7a33\u5b9a\u6027\u6d4b\u91cf\u3002\u5728\u8fde\u7eed27.6\u00a0\u03bcGy<sub>air<\/sub>\u00a0s<sup>-1<\/sup>\u00a0X\u5c04\u7ebf\u8f90\u7167\u4e0b\uff0c\u5728\u6052\u5b9a60 V mm<sup>-1<\/sup>\u7535\u573a\u4e0b\u6536\u96c6\u5149\u7535\u6d41\uff1bX\u5c04\u7ebf\u603b\u5242\u91cf\u4e3a2.98 Gy<sub>air<\/sub>\u3002<\/p>\n<p>\uff08G\uff09\u63a2\u6d4b\u5668\u5bf9\u7a7f\u8fc7\u4e0d\u540c\u539a\u5ea6\u7684\u94dc\u677f\u540e\u7684X\u5c04\u7ebf\u54cd\u5e94\u7535\u6d41\u3002<\/p>\n<p>\uff08H,I\uff09\u90e8\u5206\u5305\u88f9\u5728\u6a61\u80f6\u4e2d\u7684\u91d1\u5c5e\u94a5\u5319\u548c\u5168\u88f8\u9732\u7684\u91d1\u5c5e\u94a5\u5319\u7684\u7167\u7247\uff08H\uff09\u548c\u76f8\u5e94\u7684X\u5c04\u7ebf\u56fe\u50cf\uff08I\uff09\u3002\u6210\u50cf\u7684\u5242\u91cf\u7387\u4e3a23.57\u00a0\u03bcGy<sub>air<\/sub>\u00a0s<sup>-1<\/sup>\uff0c\u7535\u573a\u4e3a60 V mm<sup>-1<\/sup>\u3002<\/p>\n<p><strong><b>\u3010<\/b><\/strong><strong><b>\u5c0f\u7ed3<\/b><\/strong><strong><b>\u3011<\/b><\/strong><\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u672c\u6587\u5f00\u53d1\u51fa\u4e00\u79cd\u91c7\u7528\u591a\u4f59\u6210\u6838\u6d88\u9664\u7b56\u7565\u6765\u751f\u957f\u82f1\u5bf8\u5927\u5c0f\uff0826\u00d726\u00d78 mm<sup>3<\/sup>\uff09\u30010D\u3001\u65e0\u94c5\u3001\u94cb\u57fa\u5364\u5316\u7269\u9499\u949b\u77ff(CH<sub>3<\/sub>NH<sub>3<\/sub>)<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0(MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>) SCs\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u5728\u6240\u6709\u62a5\u9053\u7684\u9499\u949b\u77ff\u4e2d\uff0c0D\u3001\u65e0\u94c5\u3001MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SCs\u8868\u73b0\u51fa\u6700\u4f4e\u7684\u79bb\u5b50\u8fc1\u79fb\u548c\u6700\u4f73\u7684\u73af\u5883\u7a33\u5b9a\u6027\u3002\u4f7f\u7528\u65e0\u94c5SCs\u5236\u6210\u7684\u5782\u76f4\u7ed3\u6784X\u5c04\u7ebf\u63a2\u6d4b\u5668\u663e\u793a\u51fa1,947\u03bcCGy<sub>air<\/sub><sup>-1<\/sup>\u00a0cm<sup>-2<\/sup>\u7684\u9ad8\u7075\u654f\u5ea6\uff08\u6bd4\u5546\u7528\u7684\u03b1-Se\u63a2\u6d4b\u5668\u9ad897\u500d\uff0820 \u03bcCGy<sub>air<\/sub>\u00a0s<sup>-1<\/sup>\u00a0cm<sup>-2<\/sup>\uff09\uff09\u548c83 nGy<sub>air<\/sub>\u00a0s<sup>-1<\/sup>\u7684\u975e\u5e38\u4f4e\u7684\u63a2\u6d4b\u9650\uff08\u6bd4\u5e38\u89c4\u533b\u5b66\u8bca\u65ad\u6240\u9700\u7684\u68c0\u6d4b\u9650\u6807\u51c6\uff085.5\u03bcGy<sub>air<\/sub><sub>\u00a0<\/sub>s<sup>-1<\/sup>\uff09\u4f4e66\u500d\u4ee5\u4e0a\uff09\u3002\u6b64\u5916\uff0cMA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u663e\u793a\u51fa\u5feb\u901f\u7684\u54cd\u5e94\u901f\u5ea6\uff0823.3\/31.4 ms\uff09\uff0c\u56e0\u6b64\u53ef\u4ee5\u5f00\u53d1\u51fa\u533b\u7597\u548c\u5b89\u68c0\u9886\u57df\u6025\u9700\u7684X\u5c04\u7ebf\u7b5b\u67e5\u7cfb\u7edf\u3002\u603b\u7684\u6765\u8bf4\uff0c\u76ee\u524d\u7684\u6676\u4f53\u751f\u957f\u65b9\u6cd5\u53ef\u4ee5\u5236\u5907\u9ad8\u8d28\u91cf\u3001\u82f1\u5bf8\u5927\u5c0f\u3001\u65e0\u94c5\u7684PSCs\uff0c\u7528\u4e8e\u7a33\u5b9a\u7684X\u5c04\u7ebf\u63a2\u6d4b\u548c\u9ad8\u5206\u8fa8\u7387\u7684X\u5c04\u7ebf\u6210\u50cf\u3002\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\u7ed3\u679c\u663e\u793a\uff0cPSCs\u7684\u79bb\u5b50\u8fc1\u79fb\u987a\u5e8f\u4e3a0D MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0&lt;2D(PEA)<sub>2<\/sub>PbI<sub>4 <\/sub>&lt;3D MAPbI<sub>3<\/sub>\uff0c\u8fd9\u5f88\u597d\u5730\u89e3\u91ca\u4e86MA<sub>3<\/sub>Bi<sub>2<\/sub>I<sub>9<\/sub>\u00a0SC X\u5c04\u7ebf\u63a2\u6d4b\u5668\u5728\u6240\u6709\u9499\u949b\u77ff\u6750\u6599\u4e2d\u8868\u73b0\u51fa\u6700\u4f4e\u57fa\u7ebf\u6f02\u79fb\uff085.0\u00d710<sup>-10<\/sup>\u00a0nA cm<sup>-1<\/sup>\u00a0s<sup>-1<\/sup>\u00a0V<sup>-1<\/sup>\uff09\u548c\u6700\u4f73\u7684\u5de5\u4f5c\u7a33\u5b9a\u6027\u3002<\/p>\n<p><strong><b>\u6587\u732e\u94fe\u63a5\uff1a<\/b><\/strong><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2590238520301880\" target=\"_blank\" rel=\"noopener\"><u>Inch-Size 0D-Structured Lead-Free Perovskite Single Crystals for Highly Sensitive Stable X-Ray Imaging<\/u><\/a>\uff08Matter\uff0c2020\uff0cDOI:10.1016\/j.matt.2020.04.017\uff09<\/p>\n<p>\u672c\u6587\u7531<strong><b>\u6728\u6587\u97ec<\/b><\/strong>\u7ffb\u8bd1\u6574\u7406\u3002<\/p>\n<p>\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c<a href=\"mailto:\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\"><u>\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com<\/u><\/a>\u3002<\/p>\n<p><strong><b>\u3010<\/b><\/strong><strong><b>\u56e2\u961f\u4ecb\u7ecd<\/b><\/strong><strong><b>\u3011<\/b><\/strong><\/p>\n<p>\uff081\uff09 \u56e2\u961f\u4ecb\u7ecd<\/p>\n<p><strong><b>\u5218\u751f\u5fe0<\/b><\/strong>\u6559\u6388\u9886\u5bfc\u7684\u56e2\u961f\u662f\u56fd\u5185\u5916\u8f83\u65e9\u4ece\u4e8b\u9499\u949b\u77ff\u5149\u7535\u5668\u4ef6\u7814\u7a76\u7684\u56e2\u961f\u4e4b\u4e00\u3002\u56e2\u961f\u7814\u53d1\u4e86\u9499\u949b\u77ff\u5355\u6676\u751f\u957f\u65b0\u65b9\u6cd5\uff0c\u6210\u529f\u5236\u5907\u4e86\u8d85\u5927\u5c3a\u5bf8\u9499\u949b\u77ff\u5355\u6676\uff0c\u5404\u65b9\u9762\u6307\u6807\u5747\u9886\u5148\u9886\u57df\u5148\u8fdb\u6c34\u5e73\u3002\u5728\u5e73\u9762\u578b\u9499\u949b\u77ff\u7535\u6c60\u548c\u67d4\u6027\u9499\u949b\u77ff\u592a\u9633\u7535\u6c60\u65b9\u9762\uff0c\u5747\u5148\u540e\u51e0\u6b21\u62a5\u9053\u4e86\u9886\u57df\u6700\u9ad8\u6548\u7387\uff0c\u7279\u522b\u662f\u91c7\u7528\u72ec\u7279\u7684\u754c\u9762\u4fee\u9970\u65b9\u6cd5\u548c\u53cc\u6e90\u5171\u84b8\u6cd5\uff0c\u5e73\u9762\u5f02\u8d28\u7ed3\u7535\u6c60\u6548\u7387\u8d85\u8fc7\u4e8620%\uff1b\u53d1\u5c55\u4e86\u4f18\u8d28\u7684TiO<sub>2<\/sub>\u548cNb<sub>2<\/sub>O<sub>5<\/sub>\u7535\u5b50\u4f20\u8f93\u5c42\u7684\u4f4e\u6e29\u6c89\u79ef\u5de5\u827a\uff0c\u5236\u5907\u7684\u67d4\u6027\u9499\u949b\u77ff\u7535\u6c60\u6548\u7387\u8fbe\u523018.32%\u3002\u540c\u65f6\uff0c\u5728\u5168\u65e0\u673a\u9499\u949b\u77ff\u592a\u9633\u7535\u6c60\u65b9\u5411\u4e5f\u53d6\u5f97\u4e86\u4e00\u4e9b\u8fdb\u5c55\u3002<\/p>\n<p>\uff082\uff09\u9499\u949b\u77ff\u5355\u6676\u76f8\u5173\u5de5\u4f5c\u5982\u4e0b\uff1a<\/p>\n<p>Yang, 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