{"id":242795,"date":"2022-09-30T07:00:36","date_gmt":"2022-09-29T23:00:36","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=242795"},"modified":"2022-09-29T18:00:47","modified_gmt":"2022-09-29T10:00:47","slug":"%e5%8c%97%e5%a4%a7%e5%82%85%e6%b0%b8%e5%b9%b3%e6%95%99%e6%8e%88%e5%9b%a2%e9%98%9f%e6%97%a0%e9%93%85%e9%92%99%e9%92%9b%e7%9f%bf%e6%96%b0%e5%8f%91jacs%ef%bc%9a%e4%ba%8c%e7%bb%b4%e5%a4%9a%e5%b1%82","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=242795","title":{"rendered":"\u5317\u5927\u5085\u6c38\u5e73\u6559\u6388\u56e2\u961f\u65e0\u94c5\u9499\u949b\u77ff\u65b0\u53d1JACS\uff1a\u4e8c\u7ef4\u591a\u5c42\u7898\u5316\u9521\u9517\u9499\u949b\u77ff\u7684\u5b64\u5bf9\u7535\u5b50\u7acb\u4f53\u5316\u5b66\u6d3b\u6027\u548c\u975e\u7ebf\u6027\u5149\u5b66\u6027\u8d28"},"content":{"rendered":"<p><strong>\u5317\u5927\u5085\u6c38\u5e73\u6559\u6388\u56e2\u961f\u65e0\u94c5\u9499\u949b\u77ff\u65b0\u53d1<\/strong><strong><em>JACS<\/em><\/strong><strong>\uff1a\u4e8c\u7ef4\u591a\u5c42\u7898\u5316\u9521\u9517\u9499\u949b\u77ff\u7684\u5b64\u5bf9\u7535\u5b50\u7acb\u4f53\u5316\u5b66\u6d3b\u6027\u548c\u975e\u7ebf\u6027\u5149\u5b66\u6027\u8d28<\/strong><\/p>\n<p><b>LWB<\/b><\/p>\n<p><strong>01<\/strong><strong>\u3001\u5bfc\u8bfb<\/strong><\/p>\n<p>\u5364\u5316\u94c5\u9499\u949b\u77ff(LHPs)\u662f\u4e00\u7c7b\u65b0\u5174\u7684\u534a\u5bfc\u4f53\uff0c\u5728\u5149\u4f0f\u3001\u5149\u7535\u3001\u94c1\u7535\u548c\u81ea\u65cb\u7535\u5b50\u5b66\u7b49\u5404\u79cd\u5e94\u7528\u9886\u57df\u53d6\u5f97\u4e86\u7a81\u7834\u3002\u5728\u8fd1\u671f\u7684\u7814\u7a76\u4e2d\u53d1\u73b0\u4e86\u4e00\u4e2a\u7279\u522b\u91cd\u8981\u7684\u6784\u6548\u5173\u7cfb\uff1aPb<sup>2+<\/sup>\u9633\u79bb\u5b50\u4e0a\u76846s<sup>2<\/sup>\u5b64\u5bf9\u7535\u5b50\u7684\u7acb\u4f53\u5316\u5b66\u8868\u8ff0\u4f1a\u5bfc\u81f4\u5c40\u90e8\u516b\u9762\u4f53\u7684\u52a8\u6001\u6216\u9759\u6001\u5f62\u53d8\uff0c\u56e0\u4e3a\u8868\u8ff0\u51fa\u7684\u5b64\u5bf9\u7535\u5b50\u5360\u636e\u4e86\u5176\u4e2d\u7684\u4e00\u4e2a\u914d\u4f4d\u70b9\u3002\u4e09\u7ef4\uff083D\uff09\u5364\u5316\u7269\u9499\u949b\u77ffABX<sub>3<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u7531\u4e09\u7ef4\u5171\u9876\u70b9\u516b\u9762\u4f53[BX<sub>6<\/sub>]<sup>4\u2212<\/sup>\u7ec4\u6210\uff0c\u5176\u4e2dA\u4f4d\u9633\u79bb\u5b50\u5360\u636e\u7acb\u65b9\u516b\u9762\u4f53\u7a7a\u4f4d\uff08\u9499\u949b\u77ff\u7b3c\uff09\u3002\u5728B\u4f4d\u9633\u79bb\u5b50\u76f8\u540c\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u516c\u5f0f \u7ecf\u9a8c\u5730\u9884\u6d4b\u5b64\u5bf9\u7535\u5b50\u8868\u8ff0\u7684\u8d8b\u52bf\uff0c\u5176\u4e2dr<sub>A<\/sub>\u3001r<sub>B<\/sub>\u548cr<sub>X<\/sub>\u5206\u522b\u4e3a\u5404\u79bb\u5b50\u7684\u6709\u6548\u534a\u5f84\u3002\u5f53A\u79bb\u5b50\u5c3a\u5bf8\u76f8\u5bf9\u9499\u949b\u77ff\u7b3c\u8f83\u5c0f\u65f6\uff0c\u5373t &lt; 1\u65f6\uff0c\u516b\u9762\u4f53\u4f1a\u503e\u659c\u4ee5\u51cf\u5c0fA\u4f4d\u79bb\u5b50\u7684\u7a7a\u95f4\uff0c\u540c\u65f6\u4fdd\u6301B\u4f4d\u7684\u53cd\u6f14\u5bf9\u79f0\u6027\uff1b\u5f53A\u79bb\u5b50\u5c3a\u5bf8\u8f83\u5927\u65f6\uff0c\u5373t &gt; 1\u65f6\uff0cB-X\u952e\u957f\u589e\u52a0\uff0c\u5bfc\u81f4B\u4f4d\u79bb\u5b50\u7684s\u548cp\u8f68\u9053\u90fd\u53c2\u4e0e\u6210\u952e\u4ee5\u4f18\u5316\u952e\u5171\u4ef7\u6027\uff0c\u4ece\u800c\u5e26\u6765B\u4f4d\u79bb\u5b50\u504f\u5fc3\u4f4d\u79fb\u3002\u5177\u6709t &gt; 1\u7684\u4e09\u7ef4\u9499\u949b\u77ff\u662f\u975e\u4e2d\u5fc3\u5bf9\u79f0\u7684\uff0c\u5e76\u663e\u793a\u51fa\u4e8c\u6b21\u8c10\u6ce2 (SHG)\u548c\u94c1\u7535\u6027\uff0c\u4f46\u8f83\u5927\u7684A\u4f4d\u79bb\u5b50\u4e0d\u5229\u4e8e\u9499\u949b\u77ff\u7ed3\u6784\u5f62\u6210\uff0c\u56e0\u6b64\u8fd9\u79cd\u7ed3\u6784\u8f83\u5c11\u3002\u4e8c\u7ef4Ruddlesden-Popper\u9499\u949b\u77ff\u662f\u901a\u8fc7\u6cbf(100)\u5e73\u9762\u5207\u5272\u4e09\u7ef4\u9499\u949b\u77ff\uff0c\u5e76\u5728\u751f\u6210\u7684\u65e0\u673a\u5c42\u4e4b\u95f4\u52a0\u5165\u4f53\u79ef\u8f83\u5927\u7684\u6709\u673a\u5355\u94f5(LA<sup>+<\/sup>)\u9633\u79bb\u5b50\u5f97\u5230\u7684\uff0c\u4e00\u822c\u516c\u5f0f\u4e3a(LA)<sub>2<\/sub>(A)<sub>n\u22121<\/sub>B<sub>n<\/sub>X<sub>3n+1<\/sub>\uff0c\u5176\u4e2dn\u4e3a\u6574\u6570\uff0c\u8868\u793a\u65e0\u673a\u5c42\u7684\u5c42\u6570\u3002n &gt; 1\u7684\u4e8c\u7ef4\u7ed3\u6784\u53ef\u4ee5\u5bb9\u7eb3\u4e0e3D\u9499\u949b\u77ff\u7c7b\u4f3c\u7684A\u4f4d\u79bb\u5b50\uff0c\u540c\u65f6\u7531\u4e8e\u964d\u7ef4\u6548\u5e94\u4e5f\u80fd\u591f\u5bb9\u7eb3\u66f4\u5927\u7684\u4e0d\u80fd\u5f62\u6210\u4e09\u7ef4\u9499\u949b\u77ff\u7684A\u4f4d\u79bb\u5b50\uff0c\u56e0\u6b64\u662f\u5f88\u597d\u7684\u7814\u7a76\u6784\u6548\u5173\u7cfb\u7684\u5e73\u53f0\u3002<\/p>\n<p>\u5927\u91cf\u7684\u5de5\u4f5c\u81f4\u529b\u4e8e\u4e86\u89e3\u5927A\u4f4d\u79bb\u5b50\u5982\u4f55\u5f71\u54cd\u4e8c\u7ef4LHP\u7684\u7ed3\u6784\u3001\u5149\u7535\u3001\u975e\u7ebf\u6027\u5149\u5b66\u7b49\u6027\u8d28\uff0c\u4f46\u8fd9\u4e9b\u7814\u7a76\u5927\u591a\u90fd\u96c6\u4e2d\u5728Pb\u57fa\u7ed3\u6784\u4e2d\uff0c\u800c\u5177\u6709n &gt; 1\u7684\u591a\u5c42\u4e8c\u7ef4Sn\u548cGe\u57fa\u9499\u949b\u77ff\u51e0\u4e4e\u5c1a\u672a\u88ab\u63a2\u7d22\u3002\u4e8c\u7ef4Sn\u548cGe\u7ed3\u6784\u975e\u5e38\u5177\u6709\u7814\u7a76\u4ef7\u503c\uff0c\u56e0\u4e3a\u5b83\u4eec\u4e0d\u4ec5\u6bd2\u6027\u8f83\u5c0f\uff0c\u800c\u4e14\u5177\u6709\u4e0e\u6781\u5316\u6027\u66f4\u5f3a\u7684ns<sup>2<\/sup>\u5b64\u5bf9\u7535\u5b50\u76f8\u5173\u7684\u66f4\u591a\u6837\u7684\u7ed3\u6784\u548c\u6027\u8d28\u3002\u968f\u7740\u91d1\u5c5e\u79bb\u5b50\u4e0e\u5364\u5316\u7269\u9634\u79bb\u5b50\u7684\u952e\u5408\u8d8b\u4e8e\u5171\u4ef7\uff0c\u5b64\u5bf9\u7535\u5b50\u8868\u8ff0\u7684\u8d8b\u52bf\u4e00\u822c\u6309Pb &lt; Sn &lt; Ge\u7684\u987a\u5e8f\u589e\u52a0\u3002\u867d\u7136\u6587\u732e\u4e2d\u5df2\u62a5\u9053\u8f83\u591a\u4e8c\u7ef4Sn\u57fa\u548cGe\u57fa\u9499\u949b\u77ff\uff0c\u4f46\u5927\u591a\u6570\u90fd\u662fn = 1\u7684\u7ed3\u6784\uff0c\u53ea\u6709\u5c11\u6570\u6676\u4f53\u5b66\u8868\u5f81\u5177\u6709n &gt; 1\u7684\u7ed3\u6784\u88ab\u62a5\u9053\uff0c\u56e0\u6b64\uff0c\u9488\u5bf9\u8fd9\u65b9\u9762\u7684\u7814\u7a76\u503c\u5f97\u5173\u6ce8\u3002<\/p>\n<p><strong>02<\/strong><strong>\u3001\u6210\u679c\u63a0\u5f71<\/strong><\/p>\n<p>\u5728\u6b64\uff0c\u5317\u4eac\u5927\u5b66\u5085\u6c38\u5e73\u6559\u6388\u56e2\u961f\u548c\u52a0\u5dde\u7406\u5de5\u5b66\u9662\u5316\u5b66\u4e0e\u5316\u5b66\u5de5\u7a0b\u7cfb\u674e\u6653\u5f64\u56e2\u961f\u8054\u5408\u62a5\u9053\u4e86\u4e8c\u7ef4\u7898\u5316\u9521\u9499\u949b\u77ff(BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u548c\u4e8c\u7ef4\u7898\u5316\u9517\u9499\u949b\u77ff(BA)<sub>2<\/sub>(A)Ge<sub>2<\/sub>I<sub>7<\/sub>\u7684\u5408\u6210\u4e0e\u6676\u4f53\u7ed3\u6784\uff0c\u5176\u4e2dBA =\u6b63\u4e01\u94f5\uff0cA =\u7532\u94f5\u3001\u7532\u8112\u3001\u4e8c\u7532\u80fa\u3001\u80cd\u6216\u4e59\u8112\u3002\u901a\u8fc7\u6bd4\u8f83\u8fd9\u4e9b\u7ed3\u6784\u4ee5\u53caPb\u7684\u5bf9\u5e94\u7ed3\u6784\uff0c\u4f5c\u8005\u56e2\u961f\u5efa\u7acb\u4e86IV\u65cf\u9633\u79bb\u5b50\u7684\u5b64\u5bf9\u7535\u5b50\u7acb\u4f53\u5316\u5b66\u6d3b\u6027\u5bf9\u9499\u949b\u77ff\u6676\u4f53\u7ed3\u6784\u7684\u5f71\u54cd\u4e0e\u7531\u6b64\u4ea7\u751f\u7684\u534a\u5bfc\u4f53\u6027\u8d28(\u5982\u5e26\u9699\u3001\u8f7d\u6d41\u5b50-\u58f0\u5b50\u76f8\u4e92\u4f5c\u7528)\u548c\u975e\u7ebf\u6027\u5149\u5b66\u6027\u8d28\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u8f7d\u6d41\u5b50-\u58f0\u5b50\u76f8\u4e92\u4f5c\u7528\u5f3a\u5ea6\u968f\u7740\u5b64\u5bf9\u7535\u5b50\u6d3b\u6027\u7684\u589e\u52a0\u800c\u589e\u52a0\uff0c\u5bfc\u81f4\u4f4e\u80fd\u4fa7\u7684\u5149\u81f4\u53d1\u5149\u5e26\u5c3e\u62d6\u957f\u3002\u6b64\u5916\uff0c(BA)<sub>2<\/sub>(A)Ge<sub>2<\/sub>I<sub>7<\/sub>\u8868\u73b0\u51fa\u8f83\u5f3a\u7684\u4e8c\u6b21\u8c10\u6ce2\uff0c\u5176\u4e8c\u9636\u975e\u7ebf\u6027\u7cfb\u6570\u4e3a~10 pm V<sup>\u22121<\/sup>\uff0c\u81f3\u5c11\u662fSn\u5bf9\u5e94\u4f53\u768410\u500d\uff0cPb\u5bf9\u5e94\u4f53\u7684100\u500d\u3002\u8be5\u7814\u7a76\u8fd8\u62a5\u9053\u4e86(BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684\u4e09\u9636\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u4e3a~10 cm MW<sup>\u22121<\/sup>\uff0c\u8fd9\u6bd4Pb\u5bf9\u5e94\u4f53\u7684\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u548c\u4f20\u7edf\u65e0\u673a\u534a\u5bfc\u4f53\u7684\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u5927\u4e00\u4e2a\u6570\u91cf\u7ea7\u3002\u8fd9\u4e9b\u7ed3\u679c\u4e0d\u4ec5\u7a81\u51fa\u4e86\u5b64\u5bf9\u7535\u5b50\u6d3b\u6027\u5728\u8fde\u63a5\u4e8c\u7ef4\u5364\u5316\u7269\u9499\u949b\u77ff\u7684\u7ec4\u6210\u548c\u7269\u7406\u6027\u8d28\u65b9\u9762\u7684\u4f5c\u7528\uff0c\u800c\u4e14\u8bc1\u660e\u4e86\u4e8c\u7ef4\u7898\u5316\u9521\u548c\u7898\u5316\u9517\u9499\u949b\u77ff\u662f\u975e\u7ebf\u6027\u5149\u7535\u5668\u4ef6\u9886\u57df\u6709\u524d\u9014\u7684\u65e0\u94c5\u66ff\u4ee3\u7269\u3002<\/p>\n<p>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201c<strong><em>Stereochemically Active Lone Pairs and Nonlinear Optical Properties of Two-Dimensional Multilayered Tin and Germanium Iodide Perovskites<\/em><\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728<strong><em>Journal of the American Chemical Society<\/em><\/strong>\u4e0a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-242796\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72470.png\" alt=\"\" width=\"614\" height=\"235\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72470.png 614w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72470-300x115.png 300w\" sizes=\"(max-width: 614px) 100vw, 614px\" \/><\/p>\n<p><strong>03<\/strong><strong>\u3001\u6838\u5fc3\u521b\u65b0\u70b9<\/strong><\/p>\n<p>1\u3001(BA)<sub>2<\/sub>(A)Ge<sub>2<\/sub>I<sub>7<\/sub>\u7684\u5149\u81f4\u53d1\u5149(PL)\u5149\u8c31\u5177\u6709\u5178\u578b\u7684\u81ea\u9677\u57df\u6fc0\u5b50\u7684\u5bbd\u5e26\u9699\u4e0b\u53d1\u5c04\uff0c\u800cSn\u548cPb\u5bf9\u5e94\u7684\u81ea\u7531\u6fc0\u5b50\u53d1\u5c04\u5219\u76f8\u5bf9\u72ed\u7a84\u3002<\/p>\n<p>2\u3001(BA)<sub>2<\/sub>(A)Ge<sub>2<\/sub>I<sub>7<\/sub>\u9ad8\u8fbe17.5 pm V<sup>\u22121<\/sup>\u7684SHG\u7cfb\u6570\u81f3\u5c11\u662fSn\u5bf9\u5e94\u7269\u768410\u500d\uff0cPb\u5bf9\u5e94\u7269\u7684100\u500d\u3002<\/p>\n<p>3\u3001(BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684\u4e09\u9636\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u5728850 nm\u5904\u7ea6\u4e3a10 cm MW<sup>\u22121<\/sup>\uff0c\u8fd9\u6bd4Pb\u5bf9\u5e94\u7269\u7684\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u548c\u4f20\u7edf\u65e0\u673a\u534a\u5bfc\u4f53\u7684\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u5927\u4e86\u4e00\u4e2a\u6570\u91cf\u7ea7\u3002<\/p>\n<p><strong>04<\/strong><strong>\u3001\u6570\u636e\u6982\u89c8<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-242797\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72471-5.jpg\" alt=\"\" width=\"1252\" height=\"656\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72471-5.jpg 1252w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72471-5-300x157.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72471-5-768x402.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72471-5-1024x537.jpg 1024w\" sizes=\"(max-width: 1252px) 100vw, 1252px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>1 <\/strong><strong>\u5364\u5316\u7269\u9499\u949b\u77ff\u7684\u7ed3\u6784\u63cf\u8ff0\u4ee5\u53ca<\/strong><strong>Goldschmidt<\/strong><strong>\u5bb9\u5fcd\u56e0\u5b50<\/strong> <strong>\u00a9 2022 American Chemical Society<\/strong><\/p>\n<p>\uff08a\uff09\u4e09\u7ef4\u5364\u5316\u7269\u9499\u949b\u77ffABX<sub>3<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u7531\u5171\u9876\u70b9\u516b\u9762\u4f53[BX<sub>6<\/sub>]<sup>4\u2212<\/sup>\u7ec4\u6210\uff0cA\u4f4d\u9633\u79bb\u5b50\u5360\u636e\u9499\u949b\u77ff\u7b3c\uff1b<\/p>\n<p>\uff08b\uff09\u8ba1\u7b97\u4e86\u4e0d\u540cA\u4f4d\u9633\u79bb\u5b50\u4e0b\u7898\u5316\u9517\u3001\u9521\u548c\u94c5\u9499\u949b\u77ffABI<sub>3<\/sub>\u7684Goldschmidt\u5bb9\u5fcd\u56e0\u5b50\uff1b<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-242798\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72472-5.jpg\" alt=\"\" width=\"983\" height=\"783\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72472-5.jpg 983w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72472-5-300x239.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72472-5-768x612.jpg 768w\" sizes=\"(max-width: 983px) 100vw, 983px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>2 B<\/strong><strong>\u4f4d\u79bb\u5b50\u5bf9\u5364\u5316\u7269\u9499\u949b\u77ff\u7ed3\u6784\u6027\u80fd\u7684\u5f71\u54cd<\/strong> <strong>\u00a9 2022 American Chemical Society<\/strong><\/p>\n<p>\uff08a\uff09 \u4ecea\u8f74\u548cb\u8f74\uff08\u5782\u76f4\u4e8e\u5c42\u5806\u53e0\u65b9\u5411\uff09\u548cc\u8f74\uff08\u5806\u53e0\u65b9\u5411\uff09\u89c2\u5bdf(BA)<sub>2<\/sub>(MA)Ge<sub>2<\/sub>I<sub>7<\/sub>\u3001(BA)<sub>2<\/sub>(MA)Sn<sub>2<\/sub>I<sub>7<\/sub>\u548c(BA)<sub>2<\/sub>(MA) Pb<sub>2<\/sub>I<sub>7<\/sub>\u7684\u7ed3\u6784\uff1b<\/p>\n<p>\uff08b\uff09 \u4e0d\u540cB\u4f4d\u9633\u79bb\u5b50\u7684(BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub>\u7cfb\u5217\u548c(BA)<sub>2<\/sub>(FA)B<sub>2<\/sub>I<sub>7<\/sub>\u7cfb\u5217\u4e2dB\u2212I\u952e\u957f\u5206\u5e03\u7684\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08c\uff09(BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub> (n = 2)\u548c(MA)BI<sub>3<\/sub> (n =\u221e)\u4e2d\u7684\u5e73\u5747B\u2212I\u952e\u957f\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08d\uff09(BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub> (n = 2)\u548c(MA)BI<sub>3<\/sub> (n =\u221e)\u4e2d\u7684\u5e73\u5747\u4e8c\u6b21\u5ef6\u4f38\u7387\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08e\uff09(BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub> (n = 2)\u548c(MA)BI<sub>3<\/sub> (n =\u221e)\u4e2d\u7684\u5e73\u5747\u952e\u5408\u89d2\u65b9\u5dee\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08f\uff09(BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub>\u4e2d\u5e73\u5747I-B-B-I\u4e8c\u9762\u89d2\u4e0e\u5e73\u9762\u5185B-I-B\u89d2\u7684\u6bd4\u8f83\uff1b<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-242799\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72473-5.jpg\" alt=\"\" width=\"1201\" height=\"718\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72473-5.jpg 1201w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72473-5-300x179.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72473-5-768x459.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72473-5-1024x612.jpg 1024w\" sizes=\"(max-width: 1201px) 100vw, 1201px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>3 A<\/strong><strong>\u4f4d\u79bb\u5b50\u5bf9\u5364\u5316\u7269\u9499\u949b\u77ff\u7ed3\u6784\u6027\u80fd\u7684\u5f71\u54cd<\/strong> <strong>\u00a9 2022 American Chemical Society<\/strong><\/p>\n<p>\uff08a\uff09 \u5782\u76f4\u4e8e\u5c42\u5806\u53e0\u65b9\u5411\u89c2\u5bdf(BA)<sub>2<\/sub>(ATA)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\uff1b<\/p>\n<p>\uff08b\uff09 (BA)<sub>2<\/sub>(ATA)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u663e\u793a\u4e86ATA<sup>+<\/sup>\u9633\u79bb\u5b50\u5728\u9499\u949b\u77ff\u7b3c\u4e2d\u7684\u5360\u4f4d\uff1b<\/p>\n<p>\uff08c\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u4e2d\u9499\u949b\u77ff\u7b3c\u4f53\u79ef\u548c\u5e73\u5747\u952e\u957f\u7684\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08d\uff09(BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u4e2dL<sub>1<\/sub>\u548cL<sub>2<\/sub>\u7684\u6bd4\u8f83<\/p>\n<p>\uff08e\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u4e2d\u7684\u5e73\u5747\u4e8c\u6b21\u5ef6\u4f38\u7387\u548c\u5e73\u5747\u952e\u89d2\u65b9\u5dee\u7684\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08f\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u4e2dSn-I\u952e\u957f\u5206\u5e03\u7684\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08g\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u4e2d\u5e73\u5747I-Sn-Sn-I\u4e8c\u9762\u89d2\u7684\u6bd4\u8f83\uff1b<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-242800\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72474-5.jpg\" alt=\"\" width=\"1126\" height=\"686\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72474-5.jpg 1126w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72474-5-300x183.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72474-5-768x468.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72474-5-1024x624.jpg 1024w\" sizes=\"(max-width: 1126px) 100vw, 1126px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>4 <\/strong><strong>\u5177\u6709\u4e00\u7cfb\u5217<\/strong><strong>A<\/strong><strong>\u4f4d\u9633\u79bb\u5b50\u6216<\/strong><strong>B<\/strong><strong>\u4f4d\u9633\u79bb\u5b50\u7684<\/strong><strong>(BA)<sub>2<\/sub>(A)B<sub>2<\/sub>I<sub>7<\/sub><\/strong><strong>\u7684\u5149\u5b66\u6027\u8d28<\/strong> <strong>\u00a9 2022 American Chemical Society<\/strong><\/p>\n<p>\uff08a\uff09 (BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub>(\u5b9e\u7ebf)\u548c(BA)<sub>2<\/sub>(FA)B<sub>2<\/sub>I<sub>7<\/sub>(\u865a\u7ebf)\u5927\u5757\u6676\u4f53\u7684\u5f52\u4e00\u5316\u5438\u6536\u5149\u8c31\uff1b<\/p>\n<p>\uff08b\uff09 (BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub>(\u5b9e\u7ebf)\u548c(BA)<sub>2<\/sub>(FA)B<sub>2<\/sub>I<sub>7<\/sub>(\u865a\u7ebf)\u5927\u5757\u6676\u4f53\u7684\u5f52\u4e00\u5316PL\u5149\u8c31\uff1b<\/p>\n<p>\uff08c\uff09 (BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub>\u548c(BA)<sub>2<\/sub>(FA)B<sub>2<\/sub>I<sub>7<\/sub>\u5438\u6536\u8fb9\u7684\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08d\uff09 \u5355\u5149\u5b50\u6fc0\u53d1\u4e0b(BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684\u5f52\u4e00\u5316PL\u5149\u8c31\uff1b<\/p>\n<p>\uff08e\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684PL\u53d1\u5c04\u5cf0\u503c\u80fd\u91cf\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08f\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u4e2d\u5e73\u5747Sn-I\u952e\u957f\u4e0e\u4e0d\u5bf9\u79f0\u56e0\u5b50(As)\u4e4b\u95f4\u7684\u76f8\u5173\u6027\uff1b<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-242801\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72475-8.png\" alt=\"\" width=\"1184\" height=\"733\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72475-8.png 1184w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72475-8-300x186.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72475-8-768x475.png 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u56fe\u72475-8-1024x634.png 1024w\" sizes=\"(max-width: 1184px) 100vw, 1184px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>5 <\/strong><strong>\u5177\u6709\u4e00\u7cfb\u5217<\/strong><strong>A<\/strong><strong>\u4f4d\u9633\u79bb\u5b50\u6216<\/strong><strong>B<\/strong><strong>\u4f4d\u9633\u79bb\u5b50\u7684<\/strong><strong>(BA)<sub>2<\/sub>(A)B<sub>2<\/sub>I<sub>7<\/sub><\/strong><strong>\u7684\u975e\u7ebf\u6027\u5149\u5b66\u6027\u8d28<\/strong> <strong>\u00a9 2022 American Chemical Society<\/strong><\/p>\n<p>\uff08a\uff09 (BA)<sub>2<\/sub>(FA)Ge<sub>2<\/sub>I<sub>7<\/sub>\u6837\u54c1\u7684\u4e8c\u6b21\u8c10\u6ce2\uff08SHG\uff09\u7684\u6ce2\u957f\u4f9d\u8d56\u6027\uff1b<\/p>\n<p>\uff08b\uff09 (BA)<sub>2<\/sub>(FA)Sn<sub>2<\/sub>I<sub>7<\/sub>\u6837\u54c1\u7684SHG\u7684\u6ce2\u957f\u4f9d\u8d56\u6027\uff1b<\/p>\n<p>\uff08c\uff09 (BA)<sub>2<\/sub>(FA)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684SHG\u5f3a\u5ea6\u548c\u53cc\u5149\u5b50PL\u5f3a\u5ea6\u4e0e\u6fc0\u53d1\u529f\u7387\u7684\u5173\u7cfb\uff1b<\/p>\n<p>\uff08d\uff09 (BA)<sub>2<\/sub>(MA)B<sub>2<\/sub>I<sub>7<\/sub>\u548c(BA)<sub>2<\/sub>(FA)B<sub>2<\/sub>I<sub>7<\/sub>\u7684SHG\u7cfb\u6570\u6bd4\u8f83\uff1b<\/p>\n<p>\uff08e\uff09 (BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u7684\u53cc\u5149\u5b50PL\u5149\u8c31\uff1b<\/p>\n<p>\uff08f\uff09 \u00a0(BA)<sub>2<\/sub>(A)Sn<sub>2<\/sub>I<sub>7<\/sub>\u548c(BA)<sub>2<\/sub>(A)Pb<sub>2<\/sub>I<sub>7<\/sub>\u7684\u53cc\u5149\u5b50\u5438\u6536\u7cfb\u6570\u6bd4\u8f83\uff1b<\/p>\n<p><strong>05<\/strong><strong>\u3001\u6210\u679c\u542f\u793a<\/strong><\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u8be5\u7814\u7a76\u901a\u8fc7\u5408\u6210\u65b0\u7684\u4e8c\u7ef4\u7898\u5316\u9521\u548c\u7898\u5316\u9517\u9499\u949b\u77ff\uff0c\u7814\u7a76\u4e86\u5176\u7ed3\u6784\u548c\u5149\u5b66\u6027\u8d28\u3002\u7814\u7a76\u4ecens<sup>2<\/sup>\u5b64\u5bf9\u7535\u5b50\u7acb\u4f53\u5316\u5b66\u8868\u8ff0\u7684\u89d2\u5ea6\uff0c\u5bf9\u5364\u5316\u7269\u9499\u949b\u77ff\u7684\u6784\u6548\u5173\u7cfb\u63d0\u51fa\u4e86\u65b0\u7684\u8ba4\u8bc6\u3002\u901a\u8fc7\u7cfb\u7edf\u5730\u6539\u53d8A\u4f4d\u9633\u79bb\u5b50\u548cB\u4f4d\u9633\u79bb\u5b50\uff0c\u5efa\u7acb\u4e86\u5b64\u5bf9\u7535\u5b50\u8868\u8ff0\u5bf9\u6676\u4f53\u7ed3\u6784\u7684\u5f71\u54cd\u4e0e\u7531\u6b64\u4ea7\u751f\u7684\u534a\u5bfc\u4f53\u6027\u8d28(\u5982\u5e26\u9699\u548c\u8f7d\u6d41\u5b50-\u58f0\u5b50\u76f8\u4e92\u4f5c\u7528)\u548c\u975e\u7ebf\u6027\u5149\u5b66\u6027\u8d28\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u3002\u8be5\u7814\u7a76\u7ed3\u679c\u4e0d\u4ec5\u5f3a\u8c03\u4e86\u5b64\u5bf9\u7535\u5b50\u8868\u8ff0\u53ef\u4ee5\u8bf1\u5bfc\u53cd\u6f14\u5bf9\u79f0\u7834\u7f3a\uff0c\u800c\u4e14\u8fd8\u8bc1\u660e\u4e86\u4e8c\u7ef4\u7898\u5316\u9521\u548c\u7898\u5316\u9517\u9499\u949b\u77ff\u662f\u975e\u7ebf\u6027\u5149\u5b66\u5668\u4ef6\u9886\u57df\u6709\u524d\u9014\u7684\u65e0\u94c5\u66ff\u4ee3\u7269\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a<\/strong><strong>Stereochemically Active Lone Pairs and Nonlinear Optical Properties of Two-Dimensional Multilayered Tin and Germanium Iodide Perovskites<\/strong><strong>\uff0c<\/strong><strong>2022 <\/strong><strong>\uff0c<\/strong><strong>https:\/\/doi.org\/10.1021\/jacs.2c07535<\/strong><strong>\uff09<\/strong><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5317\u5927\u5085\u6c38\u5e73\u6559\u6388\u56e2\u961f\u65e0\u94c5\u9499\u949b\u77ff\u65b0\u53d1JACS\uff1a\u4e8c\u7ef4\u591a\u5c42\u7898\u5316\u9521\u9517\u9499\u949b\u77ff\u7684\u5b64\u5bf9\u7535\u5b50\u7acb\u4f53\u5316\u5b66\u6d3b\u6027\u548c\u975e\u7ebf\u6027\u5149\u5b66\u6027\u8d28 LWB 01\u3001\u5bfc\u8bfb \u5364\u5316\u94c5\u9499\u949b\u77ff(LHPs)\u662f\u4e00\u7c7b\u65b0\u5174\u7684&#8230;<\/p>\n","protected":false},"author":38813,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-242795","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/242795"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/38813"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=242795"}],"version-history":[{"count":1,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/242795\/revisions"}],"predecessor-version":[{"id":242802,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/242795\/revisions\/242802"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=242795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=242795"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=242795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}