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1\u3001\u9ad8\u6548\u7a33\u5b9a\u7684\u5c42\u95f4\u5206\u5b50\u76f8\u4e92\u4f5c\u7528\u7684\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60<\/strong><\/p>\n

2020\u5e741\u670814\u65e5\uff0c\u897f\u5317\u5de5\u4e1a\u5927\u5b66\u9ec4\u7ef4\u9662\u58eb\u56e2\u961f\u5728Nature Photonics\u62a5\u9053\u9ad8\u6548\u7a33\u5b9a\u5c42\u72b6\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u8d85\u8fc718%\u7684\u6548\u7387\u30022D ruddlesd-popper\u76f8(2DRP)\u9499\u949b\u77ff\u5177\u6709\u66f4\u597d\u7684\u5149\u7a33\u5b9a\u6027\u548c\u73af\u5883\u7a33\u5b9a\u6027\u3002\u4f5c\u8005\u8bbe\u8ba1\u4e86MTEA\u5206\u5b50\uff08\u7ed3\u6784\u5982\u4e0b\uff09\uff0c\u901a\u8fc7S\u539f\u5b50\u7684\u5f15\u5165\uff0c\u4e2d\u95f4\u6709\u673a\u5c42\u9664\u4e86\u8f83\u5f31\u7684\u8303\u5fb7\u534e\u76f8\u4e92\u4f5c\u7528\u5916\uff0c\u4e24\u4e2aMTEA\u5206\u5b50\u4e2d\u786b\u539f\u5b50\u7684\u76f8\u4e92\u4f5c\u7528\u4f7f\u5f97(MTEA)2<\/sub>(MA)4<\/sub>Pb5<\/sub>I16<\/sub>\u00a0(n = 5)\u7684\u9499\u949b\u77ff\u9aa8\u67b6\u8f83\u4e3a\u7a33\u5b9a\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u589e\u5f3a\u7535\u8377\u4f20\u8f93\uff0c\u663e\u8457\u63d0\u9ad8\u4e86\u6548\u7387\u548c\u7a33\u5b9a\u6027\u3002\u5177\u67091512\u5c0f\u65f6(70%\u6e7f\u5ea6\u6761\u4ef6\u4e0b)\u7684\u8010\u6e7f\u6027\uff0c375\u5c0f\u65f6(85\u2103\u4e0b)\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u6301\u7eed\u5149\u5e94\u529b\u4e0b\u7684\u7a33\u5b9a\u6027(85%\u7684\u521d\u59cb\u6548\u7387\u4fdd\u6301\u57281000\u5c0f\u65f6\u4ee5\u4e0a)\u3002<\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/doi.org\/10.1038\/s41566-019-0572-6<\/p>\n

2\u3001LED\u2014\u2014\u4f4e\u7ef4\u9499\u949b\u77ff\u7684\u8fb9\u7f18\u7a33\u5b9a\u5316<\/strong><\/p>\n

\u52a0\u62ff\u5927\u591a\u4f26\u591a\u5927\u5b66Prof. Edward H. Sargent\u6700\u8fd1\u62a5\u9053\u4e86\u4f4e\u7ef4\u9499\u949b\u77ff\u53d1\u5149\u4e8c\u6781\u7ba1\u7684\u5de5\u4f5c\uff0c\u4f5c\u8005\u8bc1\u660e\u4e86\u5feb\u901f\u7684\u5149\u964d\u89e3\u662f\u7531\u4e0e\u8fb9\u7f18\u5f15\u53d1\u7684\u5149\u81f4\u6c27\u5316\uff0c\u4ea7\u751f\u8d85\u6c27\u5316\u7269\u3002\u4f5c\u8005\u62a5\u544a\u4e86\u4e00\u4e2a\u8fb9\u7f18\u7a33\u5b9a\u7b56\u7565\uff0c\u5229\u7528\u6c27\u5316\u81a6\u53bb\u949d\u5316\u9499\u949b\u77ff\u7ed3\u6676\u8fc7\u7a0b\u4e2d\u7684\u4e0d\u9971\u548c\u94c5\u4f4d\u70b9\u3002\u7528\u8fd9\u79cd\u65b9\u6cd5\uff0c\u4f5c\u8005\u5236\u5907\u4e86\u5177\u670997\u00b13%\u7684\u5149\u81f4\u53d1\u5149\u91cf\u5b50\u4ea7\u7387\u7684\u4f4e\u7ef4\u9499\u949b\u77ff\uff0c\u5728\u7a7a\u6c14\u73af\u5883\u4e2d\u8fde\u7eed\u7167\u660e\u8d85\u8fc7300\u5c0f\u65f6\u3002\u4f5c\u8005\u5b9e\u73b0\u4e86\u57281000cd m\u2212<\/sup>2<\/sup>\u65f6\uff0c\u6548\u7387(EQE)\u4e3a14%\uff1b\u5176\u6700\u5927\u4eae\u5ea6\u4e3a4.5\u00d7104cd m\u2212<\/sup>2<\/sup>(\u5bf9\u5e94\u4e8e5%\u7684EQE)\uff1b\u57284000 cd m\u2212<\/sup>2<\/sup>\u65f6\uff0c\u5b83\u4eec\u7684\u8fd0\u884c\u534a\u8870\u671f\u8fbe\u52303.5h\u3002<\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/doi.org\/10.1038\/s41467-019-13944-2<\/p>\n

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\u540c\u6b65\u8f90\u5c04\u7684\u539f\u4f4d\u8868\u5f81\u6280\u672f\u4e3b\u8981\u5305\u62ecX\u5c04\u7ebf\u5438\u6536\u5149\u8c31(XAS)\u3001X\u5c04\u7ebf\u884d\u5c04(XRD)\u548cX\u5c04\u7ebf\u663e\u5fae\u672f(XRM)\uff0c\u8fd9\u4e9b\u5df2\u7ecf\u5e7f\u6cdb\u5e94\u7528\u4e8e\u9502\u79bb\u5b50\u7535\u6c60\u7684\u7406\u5316\u6027\u8d28\u7814\u7a76\uff0c\u4ee5\u8fdb\u4e00\u6b65\u4e86\u89e3\u9502\u79bb\u5b50\u7535\u6c60\u7684\u5185\u5728\u673a\u7406\u548c\u7535\u5316\u5b66\u53cd\u5e94\u673a\u7406\u3002\u7136\u800c\uff0c\u8003\u8651\u5230\u9502\u91d1\u5c5e\u548c\u9502\u786b\u5316\u7269\u662f\u591a\u662f\u7a7a\u6c14\u654f\u611f\u7684\uff0c\u5728\u6837\u54c1\u8f6c\u79fb\u548c\u8868\u5f81\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u53d1\u751f\u7535\u6781\u6750\u6599\u7684\u6c14\u76f8\u6c27\u5316\u3002\u6240\u4ee5\u539f\u4f4d\u8868\u5f81\u4e0d\u4ec5\u53ef\u4ee5\u9632\u6b62\u6837\u54c1\u6c61\u67d3\u4e5f\u53ef\u4ee5\u76f4\u63a5\u63a5\u89c2\u5bdf\u5316\u5b66\u548c\u7ed3\u6784\u7684\u6f14\u53d8\u3002<\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/doi.org\/10.1002\/aenm.201900148<\/p>\n

\u4e09\u3001EXAFS\u548cXANES\u5728\u7535\u50ac\u5316\u7684\u5e94\u7528<\/strong><\/p>\n

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\u4f5c\u8005\u501f\u52a9\u540c\u6b65\u8f90\u5c04\u4e2d\u7684\u6269\u5c55X\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\u8c31\uff08EXAFS\uff09\u548cX\u5c04\u7ebf\u5438\u6536\u8fd1\u8fb9\u7f18\u7ed3\u6784(XANES)\u6d4b\u8bd5\u6765\u63a2\u6d4b\u5c40\u90e8\u539f\u5b50\u7ed3\u6784\u548c\u7535\u5b50\u7ed3\u6784\u3002\u94c2\u7684\u6c27\u5316\u6001\u53ef\u4ee5\u7528XANES spectra\u4e2d\u7684Pt L3<\/sub>-edge\u7684\u767d\u7ebf\u5f3a\u5ea6\u6765\u63a2\u6d4b\u3002XANES\u7684\u7ed3\u679c\u8868\u660e\u6837\u54c1\u7684\u767d\u7ebf\u5f3a\u5ea6\u63a5\u8fd1Pt foil\uff0c\u8868\u660e\u94c2\u7684\u5e73\u5747\u6c27\u5316\u6001\u4e3a\u4e3b\u8981\u662f\u96f6\u3002\u8868\u660eNi\u539f\u5b50\u662f\u5206\u6563\u5728Pt\u7684\u8868\u9762\uff0c\u4e14Ni\u662f\u4ee5\u4e8c\u4ef7\u7684\u5f62\u5f0f\u5b58\u5728\u3002<\/p>\n

\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/www.nature.com\/articles\/s41929-019-0279-6<\/p>\n

\u56db\u3001GIXD\u5728OFETs\u4e2d\u7684\u5e94\u7528<\/strong><\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/pubs.acs.org\/doi\/10.1021\/cm300117x<\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/www.nature.com\/articles\/s41467-018-07017-z<\/p>\n

2\u3001\u5168\u5c0f\u5206\u5b50\u2014\u2014DRCN7T<\/strong><\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/p>\n

https:\/\/www.nature.com\/articles\/nphoton.2014.269<\/p>\n

\u672c\u6587\u7531Crystal\u4f9b\u7a3f\u3002<\/p>\n

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