{"id":187814,"date":"2019-10-19T06:30:07","date_gmt":"2019-10-18T22:30:07","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=187814"},"modified":"2019-10-18T21:24:10","modified_gmt":"2019-10-18T13:24:10","slug":"%e3%80%90%e6%8a%95%e7%a8%bf%e3%80%91%e5%8c%97%e7%90%86%e5%b7%a5%e9%99%88%e6%a3%8b%e5%9b%a2%e9%98%9f%e6%9c%80%e6%96%b0adv-mater-%ef%bc%9a%e9%92%99%e9%92%9b%e7%9f%bf%e5%a4%aa%e9%98%b3%e8%83%bd%e7%94%b5","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=187814","title":{"rendered":"\u5317\u7406\u5de5\u9648\u68cb\u56e2\u961f\u6700\u65b0Adv. Mater.\uff1a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u5e94\u529b\u8c03\u63a7\u7b56\u7565\u53d6\u5f97\u65b0\u53d1\u73b0"},"content":{"rendered":"

\u8fd1\u65e5\uff0c\u5317\u4eac\u7406\u5de5\u5927\u5b66\u6750\u6599\u5b66\u9662\u9648\u68cb\u8bfe\u9898\u7ec4\u53d1\u5c55\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u5e94\u529b\u8c03\u63a7\u7b56\u7565\uff0c\u53d6\u5f97\u65b0\u53d1\u73b0\u3002\u4ee5\u201cInterfacial Residual Stress Relaxation in Perovskite Solar Cells with Improved Stability\u201d\u4e3a\u9898\uff0c\u5728\u6750\u6599\u9886\u57df\u7684\u9876\u7ea7\u671f\u520a\u300aAdvanced\u00a0materials\u300b\u4e0a\u5728\u7ebf\u53d1\u8868\uff08https:\/\/doi.org\/10.1002\/adma.201904408\uff09\u3002<\/p>\n

\u76ee\u524d\uff0c\u9488\u5bf9\u9ad8\u6548\u3001\u7a33\u5b9a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u4f18\u5316\u65b9\u5f0f\uff0c\u5927\u591a\u96c6\u4e2d\u5728\u7ec4\u5206\u8c03\u63a7\u3001\u754c\u9762\u949d\u5316\u3001\u6dfb\u52a0\u5242\u5de5\u7a0b\u3001\u4f20\u8f93\u5c42\u4f18\u5316\u3001\u5668\u4ef6\u7ed3\u6784\u4f18\u5316\u7b49\u7b49\u65b9\u9762\u3002\u524d\u671f\u7814\u7a76\u53d1\u73b0\uff0c\u9499\u949b\u77ff\u8584\u819c\u7684\u5e94\u529b\u72b6\u6001\u76f4\u63a5\u5f71\u54cd\u6750\u6599\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u5149\u7535\u7279\u6027\uff08Nature communications 10 (1), 815\uff09\u3002\u8fdb\u4e00\u6b65\u7814\u7a76\u8ba4\u4e3a\u5e94\u529b\u8c03\u63a7\u662f\u4f18\u5316\u5668\u4ef6\u6548\u7387\u548c\u7a33\u5b9a\u6027\u7684\u6709\u6548\u65b9\u5f0f\uff0c\u7136\u800c\u5bf9\u4e8e\u9499\u949b\u77ff\u8584\u819c\u7684\u5e94\u529b\u8c03\u6574\u4ecd\u7f3a\u4e4f\u6709\u6548\u624b\u6bb5\u3002\u63a2\u7a76\u5e94\u529b\u91ca\u653e\u5bf9\u9499\u949b\u77ff\u8584\u819c\u5149\u7535\u6027\u80fd\u7684\u5f71\u54cd\u3001\u63ed\u793a\u5e94\u529b\u91ca\u653e\u673a\u7406\uff0c\u5c06\u4e3a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u5668\u4ef6\u6027\u80fd\u7684\u8c03\u63a7\u63d0\u4f9b\u65b0\u7684\u601d\u8def\u548c\u7406\u8bba\u4f9d\u636e\u3002<\/p>\n

\u4f5c\u8005\u901a\u8fc7A\u4f4d\u9633\u79bb\u5b50\u5408\u91d1\u5316\u5728\u9499\u949b\u77ff\u8584\u819c\u8868\u9762\u4e0a\u6784\u5efa\u7c7b\u4f3c\u4e8e\u201c\u9aa8\u5173\u8282\u201d\u7684\u529b\u5b66\u7ed3\u6784\uff0c\u663e\u8457\u5730\u91ca\u653e\u9499\u949b\u77ff\u8584\u819c\u8868\u9762\u7684\u6b8b\u4f59\u5e94\u529b\uff0c\u5e76\u8d77\u5230\u62b5\u6297\u5916\u754c\u5e94\u529b\u7684\u7f13\u51b2\u4f5c\u7528\u3002\u6240\u5f97\u5149\u4f0f\u5668\u4ef6\u4e0d\u4ec5\u53d6\u5f97\u4e86\u5149\u7535\u8f6c\u5316\u6548\u7387\u7684\u63d0\u5347\uff0c\u4e14\u70ed\u5faa\u73af\u7a33\u5b9a\u6027\u4e5f\u5f97\u5230\u4e86\u663e\u8457\u589e\u52a0\u3002\u8be5\u7814\u7a76\u4e3a\u9499\u949b\u77ff\u8584\u819c\u6b8b\u4f59\u5e94\u529b\u7684\u91ca\u653e\u53ca\u5668\u4ef6\u6027\u80fd\u4f18\u5316\u63d0\u4f9b\u4e86\u65b0\u7684\u7b56\u7565\u3002\u800c\u70ed\u5faa\u73af\u7a33\u5b9a\u6027\u7684\u589e\u52a0\u5927\u5927\u63a8\u8fdb\u4e86\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u5b9e\u7528\u5316\u8fdb\u7a0b\u3002<\/p>\n

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\u56fe\u6587\u5bfc\u8bfb<\/strong><\/h3>\n

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Figure 1.<\/b><\/strong>\u00a0a) Schematic of post treatment on top of perovskite and the relevant surface residual stress. b), c) and d) GIXRD with different instrumental \u03c8<\/i><\/em>\u00a0values (hollow circles, the measured XRD patterns; solid lines, the fitted results with Gauss function) in the depth of 50, 200 and 500 nm, respectively. e) Linear fit of 2\u03b8<\/i><\/em>-sin2<\/sup>\u03c6<\/i><\/em>\u00a0in the depth of 50, 200 and 500 nm.<\/p>\n

\u56fe1.\u00a0a\uff09\u8868\u9762\u5e94\u529b\u91ca\u653e\u793a\u610f\u56fe\uff1bb\uff0950\u00a0nm\uff0cc\uff09200\u00a0nm\uff0cd\uff09500\u00a0nm\u6df1\u5ea6\u9499\u949b\u77ff\u8584\u819c\u4e0d\u540c\u03c8<\/i><\/em>\u89d2\u4e0bGIXRD\u56fe\uff1be\uff0950\uff0c200\uff0c500\u00a0nm\u6df1\u5ea6\u59042\u03b8<\/i><\/em>-sin2<\/sup>\u03c6<\/i><\/em>\u7ebf\u6027\u62df\u5408<\/p>\n

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Figure 2.<\/b><\/strong>\u00a0Structural analyses with different ammonia salts post treatment. Normalized PL intensity from the perovskite films side with\u00a0OAI a) and PEAI b) post treatment. XRD patterns of the perovskite films with OAI c) and PEAI d) post treatments. e) Schematic describing the residual stress relaxation with soft and stiff structural subunits.<\/p>\n

\u56fe2\u00a0\u4e0d\u540c\u6d53\u5ea6OAI\u00a0a\uff09\u548cPEAI\u00a0b\uff09\u8868\u9762\u5904\u7406\u540e\u9499\u949b\u77ff\u8584\u819c\u5f52\u4e00\u5316\u7684PL\u5149\u8c31\u56fe\u53ca\u76f8\u5e94\u7684XRD\u56fe\u8c31OAI\u00a0c\uff09\u548cPEAI\u00a0d\uff09\uff1be\uff09\u8f6f\u3001\u786c\u5355\u5143\u91ca\u653e\u6b8b\u4f59\u5e94\u529b\u673a\u7406\u793a\u610f\u56fe<\/p>\n

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Figure 3.<\/b><\/strong>\u00a0a) J<\/i><\/em>–V<\/i><\/em>\u00a0curves of the champion devices based on the Reference and O-10 perovskite films; the insert picture shows the stabilized power output of the champion devices measured at a fixed maximum power point (MPP) voltage as a function of time. b) Devices PCE distributions based on the Reference and O-10 perovskite films and the curves represent the Gaussian fit of the histogram. c) EQE spectra of the champion devices. d) EIS curves for PSCs with\/without residual stress relaxation in dark condition without applied bias according to frequency parameter from 1 M to 1 Hz. The inserts are the equivalent circuit and the zoom in of high frequency region.<\/p>\n

\u56fe3\u00a0a\uff09Reference\u548cO-10\u5668\u4ef6\u51a0\u519b\u6548\u7387J<\/i><\/em>–V<\/i><\/em>\u66f2\u7ebf\u53caMPP\u66f2\u7ebf\uff1bb\uff09Reference\u548cO-10\u5668\u4ef6PCE\u5206\u5e03\u56fe\uff1bc\uff09\u6700\u4f18\u5668\u4ef6EQE\u66f2\u7ebf\uff1bd\uff09\u65e0\u6b8b\u4f59\u5e94\u529b\u91ca\u653eReference\u548c\u6b8b\u4f59\u5e94\u529b\u91ca\u653e\u540eO-10\u5668\u4ef6\u5728\u6697\u6001\u3001\u65e0\u504f\u538b\u3001\u9891\u7387\u4ece1\u00a0M\u52301\u00a0Hz\u7684EIS\u66f2\u7ebf\uff0c\u56fe\u4e2d\u63d2\u56fe\u4e3aEIS\u66f2\u7ebf\u7684\u7b49\u6548\u62df\u5408\u7535\u8def<\/p>\n

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Figure 4.<\/b><\/strong>\u00a0a) The long-term stability test of the perovskite solar cells stored in air with humidity 16%\u221250% for over 1000 h without encapsulation. b) Normalized devices\u2019 PCE after thermal stresses cycling between 85 and -40 \u2103 arrangement. c)\u00a0The cross-sectional thermal stress in layer of perovskite of Reference and O-10 under different thermal\u00a0conditions calculated by FEA (The edge region\u00a0of\u00a0FEA\u00a0model). d) Cross-sectional thermal stress distribution along the path (in the middle position of the Au\/Spiro-OMeTAD\/perovskite\/SnO2<\/sub>\/ITO).<\/p>\n

\u56fe4\u00a0a\uff0916%\u221250%\u76f8\u5bf9\u6e7f\u5ea6\u4e0b\u672a\u5c01\u88c5\u5668\u4ef6\u8d85\u8fc71000\u00a0h\u7684\u5927\u6c14\u73af\u5883\u7a33\u5b9a\u6027\u6d4b\u8bd5\uff1bb\uff0985 \u5230 -40 \u2103 \u70ed\u5e94\u529b\u5faa\u73af\u8f7d\u8377\u4e0b\u672a\u5c01\u88c5\u5668\u4ef6\u5f52\u4e00\u5316PCE\u66f2\u7ebf\uff1bc\uff09FEA\u6a21\u62df\u8ba1\u7b97\u9499\u949b\u77ff\u8584\u819c\u6a2a\u622a\u9762\u70ed\u5e94\u529b\u5206\u5e03\u4e91\u56fe\uff08\u9499\u949b\u77ff\u8584\u819c\u8fb9\u7f18\u4f4d\u7f6e\uff09\uff1bd\uff09\u6cbf\u8def\u5f84\uff08Au\/Spiro-OMeTAD\/perovskite\/SnO2<\/sub>\/ITO\u7684\u4e2d\u95f4\u4f4d\u7f6e\uff09\u4e0d\u540c\u6a2a\u622a\u9762\u70ed\u5e94\u529b\u5206\u5e03<\/p>\n

\u4e0a\u8ff0\u7814\u7a76\u8fdb\u5c55\u5f97\u5230\u4e86\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\uff08No. 51673025\u300151672008\u300121603010\u3001\u00a021875013\uff09\u3001\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\uff08No. 2016YFB0700700\uff09\u3001\u9752\u5e74\u5343\u4eba\u9879\u76ee\u3001\u7206\u70b8\u79d1\u5b66\u6280\u672f\u56fd\u5bb6\u91cd\u70b9\u5b9e\u9a8c\u5ba4\u5f00\u653e\u8d44\u91d1\uff08\u5317\u4eac\u7406\u5de5\u5927\u5b66ZDKT18-01\uff09\u7b49\u7684\u8d44\u52a9\u3002\u611f\u8c22\u5408\u4f5c\u8005\u5317\u4eac\u5927\u5b66\u5468\u6b22\u840d\u6559\u6388\u8bfe\u9898\u7ec4\u3001\u5317\u822a\u9648\u6d77\u5b81\u6559\u6388\u8bfe\u9898\u7ec4\u4ee5\u53ca\u5317\u4eac\u7406\u5de5\u5927\u5b66\u9648\u9e4f\u4e07\u6559\u6388\u3002\u611f\u8c22\u4e0a\u6d77\u540c\u6b65\u8f90\u5c04\u5149\u6e90\u63d0\u4f9b\u7684\u673a\u65f6\u3002<\/p>\n

\u3010\u56e2\u961f\u4ecb\u7ecd\u3011<\/b><\/strong><\/h3>\n

\u9648\u68cb\uff0c2005\u5e74\u672c\u79d1\u6bd5\u4e1a\u4e8e\u6e05\u534e\u5927\u5b66\u5316\u5de5\u7cfb\uff0c2007\u5e74\u7855\u58eb\u6bd5\u4e1a\u4e8e\u6e05\u534e\u5927\u5b66\u5316\u5b66\u7cfb\uff0c2012\u5e74\u535a\u58eb\u6bd5\u4e1a\u4e8e\u52a0\u5dde\u5927\u5b66\u6d1b\u6749\u77f6\u5206\u6821(UCLA)\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u7cfb\uff0c\u968f\u540e\u4ee5\u535a\u58eb\u540e\u8eab\u4efd\u5728UCLA\u52a0\u5dde\u7eb3\u7c73\u7814\u7a76\u4e2d\u5fc3\u4ece\u4e8b\u8584\u819c\u592a\u9633\u80fd\u7535\u6c60\u7814\u7a76\u5de5\u4f5c\u30022016\u5e74\u53d7\u8058\u5317\u4eac\u7406\u5de5\u5927\u5b66\u6559\u6388\uff0c\u540c\u5e74\u5165\u9009\u4e2d\u7ec4\u90e8\u201c\u9752\u5e74\u5343\u4eba\u201d\u8ba1\u5212\u3002\u8fc4\u4eca\u53d1\u8868\u8bba\u658780\u4f59\u7bc7\uff0c\u5f15\u7528\u8d85\u8fc715000\u6b21\u3002\u5305\u62ecScience\u3001Nature Communications\u3001Journal of American Chemical Society\u3001Nano Letters\u3001Advanced Materials\u7b49\uff0c\u5355\u7bc7\u4ed6\u5f15\u8d85\u8fc74000\u6b21\u3002<\/p>\n

\u9648\u68cb\u8bfe\u9898\u7ec4\u4e3b\u8981\u4ece\u4e8b\u6709\u673a\u65e0\u673a\u6742\u5316\u53ca\u590d\u5408\u6750\u6599\u7684\u5f00\u53d1\u4e0e\u5e94\u7528\u7814\u7a76\uff0c\u6750\u6599\u5e7f\u6cdb\u5e94\u7528\u4e8e\u80fd\u6e90\u3001\u5149\u7535\u7b49\u9886\u57df\uff0c\u5177\u4f53\u5305\u62ec\u592a\u9633\u80fd\u7535\u6c60\u3001\u5149\u7535\u50ac\u5316\u3001\u4f20\u611f\u5668\u3001\u63a2\u6d4b\u5668\u7b49\u5404\u7c7b\u65b0\u578b\u5149\u7535\u529f\u80fd\u5316\u5668\u4ef6\u3002\u8bfe\u9898\u7ec4\u76ee\u524d\u7740\u529b\u7814\u7a76\u9499\u949b\u77ff\u5149\u4f0f\u6280\u672f\u4ea7\u4e1a\u5316\u7684\u76f8\u5173\u79d1\u5b66\u548c\u6280\u672f\u95ee\u9898\u3002\u56e2\u961f\u73b0\u62db\u8058\u535a\u58eb\u540e\u4e0e\u4ea7\u4e1a\u5316\u76f8\u5173\u7684\u79d1\u7814\u52a9\u7406\u3002<\/p>\n

\u672c\u6587\u7531\u5317\u7406\u5de5\u9648\u68cb\u56e2\u961f<\/strong>\u4f9b\u7a3f\u3002<\/p>\n

\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\u6295\u7a3f\u90ae\u7bb1: tougao@cailiaoren.com.<\/p>\n

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