{"id":243065,"date":"2022-10-07T21:24:30","date_gmt":"2022-10-07T13:24:30","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=243065"},"modified":"2022-10-07T21:24:30","modified_gmt":"2022-10-07T13:24:30","slug":"%e9%99%88%e6%b1%9f%e7%85%a7%e8%87%a7%e5%bf%97%e5%88%9a%e8%ae%b8%e5%ae%97%e7%a5%a5jec%ef%bc%9a%e9%ab%98%e6%95%88%e7%a8%b3%e5%ae%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=243065","title":{"rendered":"\u9648\u6c5f\u7167&\u81e7\u5fd7\u521a&\u8bb8\u5b97\u7965JEC\uff1a\u9ad8\u6548\u7a33\u5b9a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u4e2d\u7531\u591a\u79cd\u5316\u5b66\u952e\u534f\u540c\u8bf1\u5bfc\u7684\u81ea\u4e0b\u800c\u4e0a\u7684\u6574\u4f53\u8f7d\u6d41\u5b50\u7ba1\u7406\u7b56\u7565"},"content":{"rendered":"

\u6709\u673a\u65e0\u673a\u91d1\u5c5e\u5364\u5316\u7269\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\uff08PSC\uff09\u56e0\u5176\u4f4e\u6210\u672c\u548c\u9ad8\u529f\u7387\u8f6c\u6362\u6548\u7387\uff08PCE\uff09\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\uff0c\u663e\u793a\u51fa\u6f5c\u5728\u7684\u5546\u4e1a\u4ef7\u503c\u3002\u7535\u5b50\u4f20\u8f93\u5c42\uff08ETL\uff09\u5bf9\u5b9e\u73b0\u7a33\u5b9a\u9ad8\u6548\u7684\u6b63\u7f6e\u5668\u4ef6\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002TiO2<\/sub>\u548cSnO2<\/sub> ETL\u5df2\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5e38\u89c4PSC\u4e2d\u3002SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u7684\u56e2\u805a\u4f1a\u663e\u8457\u964d\u4f4e\u5668\u4ef6\u5728\u6279\u6b21\u95f4\u7684\u91cd\u73b0\u6027\uff0c\u8fd9\u53ef\u80fd\u4f1a\u963b\u788d\u5176\u5546\u4e1a\u5e94\u7528\u3002\u6b64\u5916\uff0cSnO2<\/sub> ETL\u8fd8\u5b58\u5728\u6c27\u7a7a\u4f4d\uff08OV<\/sub>\uff09\u7f3a\u9677\uff0c\u8868\u73b0\u51fa\u8f83\u5dee\u7684\u8f7d\u6d41\u5b50\u63d0\u53d6\u548c\u4f20\u8f93\u80fd\u529b\u3002\u9664ETL\u5916\uff0c\u9ad8\u6548SnO2<\/sub>\u57faPSC\u7684\u5b9e\u73b0\u8fd8\u9ad8\u5ea6\u4f9d\u8d56\u4e8e\u9499\u949b\u77ff\u8584\u819c\u7684\u8d28\u91cf\u3002\u9664\u4e86ETL\u548c\u9499\u949b\u77ff\u5c42\u5916\uff0c\u4e3a\u4e86\u6700\u5c0f\u5316\u754c\u9762\u548c\u4f53\u76f8\u975e\u8f90\u5c04\u590d\u5408\u635f\u5931\uff0c\u8c03\u8282\u754c\u9762\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9499\u949b\u77ff\u548cSnO2<\/sub>\u8584\u819c\u7684\u57cb\u5e95\u754c\u9762\u6709\u8bb8\u591a\u7f3a\u9677\uff0c\u8fd9\u4e9b\u7f3a\u9677\u4f1a\u963b\u788d\u8f7d\u6d41\u5b50\u7684\u63d0\u53d6\uff0c\u5bfc\u81f4\u754c\u9762\u7535\u8377\u79ef\u7d2f\u548c\u754c\u9762\u975e\u8f90\u5c04\u590d\u5408\u3002\u7136\u800c\uff0c\u4ec5\u901a\u8fc7\u5728\u9499\u949b\u77ff\u8584\u819c\u4e2d\u52a0\u5165\u6dfb\u52a0\u5242\u5206\u5b50\u6216\u5728\u57cb\u5e95\u754c\u9762\u5904\u5f15\u5165\u754c\u9762\u6539\u6027\u5242\uff0c\u5f88\u96be\u540c\u65f6\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\u548c\u5b9e\u73b0\u6574\u4f53\u8f7d\u6d41\u5b50\u7ba1\u7406\u3002<\/p>\n

\"\" <\/p>\n

\u9274\u4e8e\u6b64\uff0c\u91cd\u5e86\u5927\u5b66\u9648\u6c5f\u7167\u7814\u7a76\u5458\u3001\u81e7\u5fd7\u521a\u6559\u6388\u53ca\u5357\u65b9\u79d1\u6280\u5927\u5b66\u8bb8\u5b97\u7965\u526f\u6559\u6388\u7b49\u4eba<\/strong>\u63d0\u51fa\u4e86\u4e00\u79cd\u7531\u591a\u79cd\u5316\u5b66\u952e\u534f\u540c\u8bf1\u5bfc\u7684\u81ea\u4e0b\u800c\u4e0a\u7684\u6574\u4f53\u8f7d\u6d41\u5b50\u7ba1\u7406\u7b56\u7565\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u9ad8\u6548\u9499\u949b\u77ff\u592a\u9633\u80fd\u5668\u7535\u6c60\u7684\u4f53\u76f8\u548c\u754c\u9762\u80fd\u91cf\u635f\u5931\u3002\u8be5\u7b56\u7565\u662f\u901a\u8fc7\u5c06\u542b\u6709\u4e30\u5bcc\u5b98\u80fd\u56e2\uff08-CF3<\/sub>\u3001\u2013NH2<\/sub>\u2013C=NH2<\/sub>+<\/sup>\u548cCl–<\/sup>\uff09\u76844-\u4e09\u6c1f\u7532\u57fa\u82ef\u7532\u8112\u76d0\u9178\u76d0\uff08TBHCl\uff09\u76f4\u63a5\u52a0\u5165\u5230SnO2<\/sub>\u80f6\u4f53\u6eb6\u6db2\u4e2d\u6765\u5b9e\u73b0\u7684\uff0c\u5e76\u4e14\u8fd8\u5c06\u4ec5\u542b\u6709-CF3<\/sub>\u7684\u4e09\u6c1f\u7532\u82ef\uff08BTF\uff09\u548c\u4ec5\u542b\u6709\u7532\u8112\u9633\u79bb\u5b50\u548cCl–<\/sup>\u9634\u79bb\u5b50\u7684\u82ef\u7532\u8112\u76d0\u9178\u76d0\uff08BHCl\uff09\u7528\u4f5c\u5bf9\u7167\u5206\u5b50\uff0c\u4ee5\u63ed\u793a\u76ee\u6807\u5206\u5b50\u4e2d\u6bcf\u4e2a\u5b98\u80fd\u56e2\u7684\u529f\u80fd\u3002\u7ed3\u679c\u8868\u660e\uff0cF\u548cCl–<\/sup>\u5747\u53ef\u4ee5\u901a\u8fc7\u4e0eSn4+<\/sup>\u914d\u4f4d\u949d\u5316SnO2<\/sub>\u4e2d\u7684\u6c27\u7a7a\u4f4d\u548c\/\u6216\u672a\u914d\u4f4dSn4<\/sup>\uff0b<\/sup>\u7f3a\u9677\uff0c\u4f46\u524d\u8005\u6bd4\u540e\u8005\u66f4\u6709\u6548\u3002F\u53ef\u4ee5\u901a\u8fc7\u4e0eFA+<\/sup>\u5f62\u6210\u6c22\u952e\u6765\u6291\u5236\u9633\u79bb\u5b50\u8fc1\u79fb\u548c\u8c03\u8282\u7ed3\u6676\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u4e0ePb2+<\/sup>\u914d\u4f4d\u6765\u949d\u5316\u94c5\u7f3a\u9677\u3002\u2013NH2<\/sub>\u2013C=NH2<\/sub>+<\/sup>\u548cCl–<\/sup>\u53ef\u5206\u522b\u901a\u8fc7\u4e0e\u9499\u949b\u77ff\u5f62\u6210\u79bb\u5b50\u952e\u548c\/\u6216\u9759\u7535\u76f8\u4e92\u4f5c\u7528\u6765\u949d\u5316\u9633\u79bb\u5b50\u548c\u5364\u7d20\u9634\u79bb\u5b50\u7a7a\u4f4d\u7f3a\u9677\u3002\u603b\u4e4b\uff0c\u76ee\u6807\u5206\u5b50\u4e2d\u7684\u5404\u4e2a\u5b98\u80fd\u56e2\u5404\u53f8\u5176\u804c\uff0c\u5c55\u73b0\u4e86\u826f\u597d\u7684\u534f\u540c\u4f5c\u7528\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u591a\u952e\u8bf1\u5bfc\u7684\u81ea\u4e0b\u800c\u4e0a\u7684\u6574\u4f53\u8f7d\u6d41\u5b50\u7ba1\u7406\u3002\u901a\u8fc7TBHCl\u6539\u6027\uff0c\u6291\u5236\u4e86SnO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u7684\u56e2\u805a\u3001\u949d\u5316\u4e86ETL\u4e2d\u7684\u6c27\u7a7a\u4f4d\u7f3a\u9677\u548c\u9499\u949b\u77ff\u8584\u819c\u4e2d\u7684\u7f3a\u9677\u4ee5\u53ca\u91ca\u653e\u4e86\u9499\u949b\u77ff\u819c\u4e2d\u7684\u62c9\u4f38\u5e94\u53d8\uff0c\u4ece\u800c\u5c06PCE\u4ece21.28%\u63d0\u9ad8\u523023.40%\u3002\u7ed3\u5408PEAI\u949d\u5316\uff0c\u6548\u7387\u8fdb\u4e00\u6b65\u63d0\u9ad8\u523023.63%\u3002TBHCl\u6539\u6027\u5668\u4ef6\u5177\u6709\u4f18\u5f02\u7684\u70ed\u548c\u6e7f\u5ea6\u7a33\u5b9a\u6027\u3002\u8be5\u5de5\u4f5c\u4e3a\u5f00\u53d1\u7531\u591a\u79cd\u5316\u5b66\u952e\u534f\u540c\u8bf1\u5bfc\u7684\u81ea\u4e0b\u800c\u4e0a\u7684\u6574\u4f53\u8f7d\u6d41\u5b50\u7ba1\u7406\u7b56\u7565\u6765\u63d0\u5347\u5668\u4ef6\u7684\u6548\u7387\u548c\u7a33\u5b9a\u6027\u63d0\u4f9b\u4e86\u501f\u9274\uff0c\u4e3a\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u5546\u4e1a\u5316\u5e94\u7528\u5960\u5b9a\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n

\"\"<\/p>\n

Fig. 1.<\/strong> (a) Schematic illustration of multiple-chemical-bond-induced bottom-up holistic modification based on TBHCl. (b) Sn 3d<\/em> and (c) O 1s<\/em> XPS spectra of the SnO2<\/sub> films without or with modifiers. 19<\/sup>F NMR spectra of the SnO2<\/sub> solutions without and with (d) BTF and (e) TBHCl. 1<\/sup>H NMR spectra of the SnO2<\/sub> solutions without and with (f) BTF and (g) TBHCl. (h) FTIR spectra of SnO2<\/sub>, SnO2<\/sub>-TBHCl film, and pure TBHCl in the range of 1000-1200 cm-1<\/sup>. (i) Pb 4f<\/em> XPS spectra of the perovskite films prepared on pristine SnO2<\/sub> and modified SnO2<\/sub> with BTF, BHCl and TBHCl. (j) 19<\/sup>F NMR spectra of TBHCl, TBHCl+PbI2<\/sub> and TBHCl+FAI. (k) 1<\/sup>H NMR spectra of TBHCl, TBHCl+PbI2<\/sub>, TBHCl+FAI, and FAI.<\/p>\n

 <\/p>\n

\"\"<\/p>\n

Fig. 2.<\/strong> (a) Electrostatic potential map of BTF, BHCl and TBHCl molecules. (b) Binding energies (E<\/em>b<\/sub>) between the OV<\/sub> defects in SnO2<\/sub>, iodine vacancy and FA vacancy defects in FAPbI3<\/sub> in contact with BTF, BHCl and TBHCl molecules. Optimized structures of SnO2<\/sub> surface containing OV<\/sub> defects (c) without and with (d) BTF, (e) BHCl, and (f) TBHCl. Optimized structures of FAPbI3 <\/sub>surface containing iodine vacancy defects (g) without and with (h) BTF, (i) BHCl, and (j) TBHCl. Optimized structures of FAPbI3<\/sub> surface containing FA vacancy defects (k) without and with (l) BTF, (m) BHCl, and (n) TBHCl.<\/p>\n

\"\"<\/p>\n

Fig. 3. <\/strong>DLS spectra of fresh and aged (a) SnO2<\/sub>, (b) SnO2<\/sub>-BTF, (c) SnO2<\/sub>-BHCl and (d) SnO2<\/sub>-TBHCl. (e) Current-voltage curves for the devices with the structure of ITO\/SnO2<\/sub> without or with modifiers\/Ag. The ITO and PCBM stand for the indium-tin oxide-coated glass substrate and phenyl-C61-butyric acid methyl ester layer, respectively. (f) Electron mobility of the electron-only devices with the structure of ITO\/PCBM\/SnO2<\/sub> without and with BTF, BHCl and TBHCl\/PCBM\/Ag. (g) XRD for the control, BTF-, BHCl- and the TBHCl-modified perovskite films. GIXRD patterns with different \u03c9<\/em> values (0.5~1.5) for (h) control, (i) BTF-, (j) BHCl-, and (k) TBHCl-modified perovskite films. (l) The d<\/em>-spacing value of the (211) plane as a function of grazing incidence angle for the control, BTF-, BHCl- and the TBHCl-modified perovskite films.<\/p>\n

\"\"<\/p>\n

Fig. 4. <\/strong>Top-view SEM images of (a) control, (b) BTF-, (c) BHCl-, and (d) TBHCl-modified perovskite films. The scale bar is 1 \u03bcm. PL mapping images of (e) glass\/perovskite, (f) glass\/BTF\/perovskite, (g) glass\/BHCl\/perovskite and (h) glass\/TBHCl\/perovskite films. (i-l) Current-voltage curves for the electron-only devices which was composed of ITO\/SnO2<\/sub> without or with modifiers \/perovskite\/PCBM\/BCP\/Ag.<\/p>\n

\"\"<\/p>\n

Fig. 5. <\/strong>(a) TRPL spectra of the perovskite films based on the pristine SnO2<\/sub> and SnO2<\/sub> modified with BTF, BHCl, and TBHCl. Transient reflection kinetics for the perovskite films deposited on (b) SnO2<\/sub>, (c) SnO2<\/sub>-BTF, (d) SnO2<\/sub>-BHCl and (e) SnO2<\/sub>-TBHCl ETLs. (f) TPC and (g) TPV decay curves of the PSCs based on SnO2<\/sub>, BTF-, BHCl- and TBHCl-modified ETLs. (h) EIS measurement of the devices based on control, BTF, BHCl, and TBHCl ETLs. The inset shows equivalent circuit of the device. (i) The light-intensity dependence of V<\/em>OC<\/sub> curves for the control and modified devices.<\/p>\n

\"\"<\/p>\n

Fig. 6. <\/strong>(a) J<\/em>SC<\/sub>, (b) V<\/em>OC<\/sub>, (c) FF and (d) PCE of the control and PSCs based on the optimal concentration of BTF, BHCl and TBHCl. J<\/em>–V<\/em> characteristics of the best-performing PSCs based on (e) control, (f) BTF, (g) BHCl and (h) TBHCl. (i) J<\/em>–V<\/em> curves of the champion TBHCl modified device with PEAI post-treatment. (j) Steady state output performance of the champion PSCs without and with BTF, BHCl and TBHCl modification. (k) Thermal stability of the unencapsulated PSCs without and with modifiers at 60 \u2103 in a N2<\/sub>-filled glove box. (l) Humidity stability test of unencapsulated PSCs without and with modifiers aged under a relative humidity of 15-25% at room temperature in the dark.<\/p>\n

 <\/p>\n

Baibai Liu,1<\/sup> Ru Li,1<\/sup> Qixin Zhuang, Xuemeng Yu, Shaokuan Gong, Dongmei He, Qian Zhou, Hua Yang, Xihan Chen, Shirong Lu, Zong-Xiang Xu,* Zhigang Zang* and Jiangzhao Chen*. Bottom-up holistic carrier management strategy induced synergistically by multiple chemical bonds to minimize energy losses for efficient and stable perovskite solar cells. Journal of Energy Chemistry<\/em> 2022, https:\/\/doi.org\/10.1016\/j.jechem.2022.09.037.<\/p>\n","protected":false},"excerpt":{"rendered":"

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