{"id":196944,"date":"2020-03-05T06:08:11","date_gmt":"2020-03-04T22:08:11","guid":{"rendered":"\/\/m.iemloyee.com\/?p=196944"},"modified":"2020-03-04T17:08:46","modified_gmt":"2020-03-04T09:08:46","slug":"%e8%8b%8f%e5%b7%9e%e5%a4%a7%e5%ad%a6-adv-funct-mater-%e5%9f%ba%e4%ba%8e%e6%97%a0%e6%9c%ba%e9%92%99%e9%92%9b%e7%9f%bfcspbi3-cspbbr3%e5%bc%82%e8%b4%a8%e7%bb%93%e7%ba%b3%e7%b1%b3%e7%ba%bf%e9%98%b5","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=196944","title":{"rendered":"\u82cf\u5dde\u5927\u5b66 Adv. Funct. Mater: \u57fa\u4e8e\u65e0\u673a\u9499\u949b\u77ffCsPbI3-CsPbBr3\u5f02\u8d28\u7ed3\u7eb3\u7c73\u7ebf\u9635\u5217\u7684\u67d4\u6027\u81ea\u4f9b\u7535\u6a2a\u5411\u5149\u7535\u63a2\u6d4b\u5668"},"content":{"rendered":"

\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n

\u5982\u4eca\uff0c\u7531\u4e8e\u65e0\u673a\u9499\u949b\u77ff\u5177\u6709\u5f88\u5f3a\u7684\u5438\u5149\u6027\u3001\u8f83\u9ad8\u7684\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u826f\u597d\u7684\u7a33\u5b9a\u6027\uff0c\u5176\u5728\u592a\u9633\u80fd\u7535\u6c60\u3001\u5149\u7535\u63a2\u6d4b\u5668\u7b49\u9886\u57df\u88ab\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u5c24\u5176\u662f\u5728\u6ca1\u6709\u5916\u90e8\u80fd\u6e90\u7684\u60c5\u51b5\u4e0b\uff0c\u81ea\u4f9b\u7535\u7684\u9499\u949b\u77ff\u5149\u7535\u63a2\u6d4b\u5668\u4e5f\u53ef\u4ee5\u5de5\u4f5c\u3002\u76ee\u524d\uff0c\u7814\u7a76\u6700\u591a\u7684\u5668\u4ef6\u7c7b\u578b\u662f\u5782\u76f4\u5f02\u8d28\u7ed3\u3002\u7136\u800c\uff0c\u7531\u7535\u8377\u4f20\u8f93\u5c42\u548c\u9876\u90e8\u7535\u6781\u7ec4\u6210\u7684\u5782\u76f4\u5668\u4ef6\u4f1a\u5bfc\u81f4\u5165\u5c04\u5149\u7684\u635f\u5931\u548c\u754c\u9762\u7684\u5927\u91cf\u7f3a\u9677\uff0c\u8fdb\u800c\u964d\u4f4e\u5668\u4ef6\u6027\u80fd\u3002\u4f46\u662f\uff0c\u6a2a\u5411\u5f02\u8d28\u7ed3\u5668\u4ef6\u5219\u53ef\u4ee5\u907f\u514d\u4e0a\u8ff0\u95ee\u9898\u3002\u5149\u4e0e\u6709\u6e90\u5c42\u7684\u76f4\u63a5\u63a5\u89e6\u53ef\u4ee5\u51cf\u5c11\u5149\u7684\u53cd\u5c04\u548c\u635f\u8017\uff0c\u5f02\u8d28\u7ed3\u7684\u5c0f\u63a5\u89e6\u9762\u79ef\u53ef\u4ee5\u51cf\u5c11\u7f3a\u9677\u3002\u56e0\u6b64\uff0c\u81ea\u4f9b\u7535\u6a2a\u5411\u9499\u949b\u77ff\u5149\u7535\u63a2\u6d4b\u5668\u5728\u672a\u6765\u7684\u5e94\u7528\u4e2d\u5177\u6709\u5de8\u5927\u7684\u6f5c\u529b\u3002<\/p>\n

\u9ad8\u8d28\u91cf\u7684\u65e0\u673aCsPbI3<\/sub>\u7eb3\u7c73\u7ebf\u9635\u5217\u5177\u6709\u8f83\u5c11\u7684\u975e\u7406\u60f3\u6676\u754c\uff0c\u662f\u6a2a\u5411\u5f02\u8d28\u7ed3\u5668\u4ef6\u7684\u7406\u60f3\u9009\u62e9\u3002\u7136\u800c\uff0c\u5f88\u5c11\u6709\u62a5\u9053\u57fa\u4e8e\u9ed1\u76f8CsPbI3<\/sub>\u7684\u5f02\u8d28\u7ed3\u7ed3\u6784\u3002\u6b64\u5916\uff0c\u6a2a\u5411\u5f02\u8d28\u7ed3\u7684\u7a84\u8017\u5c3d\u533a\u9700\u8981\u4e00\u5bf9\u7535\u6781\u7cbe\u786e\u5730\u4f4d\u4e8e\u9499\u949b\u77ff\u8584\u819c\u7684\u4e24\u4fa7\uff0c\u6545\u4e00\u76f4\u5229\u7528\u7535\u5b50\u675f\u5149\u523b\uff08EBL\uff09\u6280\u672f\uff0c\u4f46\u5176\u4f1a\u52a0\u901f\u9ed1\u76f8CsPbI3<\/sub>\u8f6c\u53d8\u4e3a\u9ec4\u8272\u76f8CsPbI3<\/sub>\u3002\u56e0\u6b64\uff0c\u7814\u7a76\u7a33\u5b9a\u7684\u9ed1\u76f8CsPbI3<\/sub>\u7eb3\u7c73\u7ebf\u9635\u5217\u548c\u81ea\u4f9b\u7535\u7684\u6a2a\u5411\u5149\u63a2\u6d4b\u5668\u662f\u975e\u5e38\u6709\u5fc5\u8981\u7684\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u57fa\u4e8e\u6b64\uff0c\u82cf\u5dde\u5927\u5b66\u7269\u7406\u79d1\u5b66\u4e0e\u6280\u672f\u5b66\u9662\u7684\u674e\u4eae\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u56e2\u961f\u62a5\u9053\u4e86\u5c06\u7531\u805a\u4e59\u70ef\u5421\u54af\u70f7\u916e\uff08PVP\uff09\u7a33\u5b9a\u7684CsPbI3<\/sub>\u819c\u6253\u5370\u6210\u7eb3\u7c73\u7ebf\u9635\u5217\uff0c\u5e76\u5229\u7528\u539f\u4f4d\u8f6c\u53d8\u548c\u7535\u6781\u5236\u9020\u5de5\u827a\u5b9e\u73b0\u4e86\u81ea\u4f9b\u7535\u9499\u949b\u77ffCsPbI3<\/sub>-CsPbBr3<\/sub>\u5f02\u8d28\u7ed3\u7684\u6a2a\u5411\u5149\u7535\u63a2\u6d4b\u5668\u3002\u901a\u8fc7\u4f18\u5316\u524d\u4f53\u6eb6\u5242\u7684\u6d53\u5ea6\uff0c\u4f7f\u6676\u4f53\u751f\u957f\u53d7\u5230\u6a21\u677f\u901a\u9053\u7684\u9650\u5236\uff0c\u4ece\u800c\u63d0\u9ad8\u6676\u4f53\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u3002\u5bf9\u6bd4\u5e73\u9762\u8584\u819c\u5668\u4ef6\uff0c\u5f02\u8d28\u7ed3\u7eb3\u7c73\u7ebf\u9635\u5217\u53ef\u6709\u6548\u7684\u6539\u5584\u5149\u54cd\u5e94\u7279\u6027\u3002\u7eb3\u7c73\u7ebf\u5668\u4ef6\u7684\u54cd\u5e94\u5ea6\uff08R\uff09\u4e3a125 mA W-1<\/sup>\uff0c\u5feb\u901f\u4e0a\u5347\/\u4e0b\u964d\u7684\u65f6\u95f4\u4e3a0.7\/0.8 ms\u3002\u5728\u67d4\u6027\u805a\u8418\u4e8c\u7532\u9178\u4e59\u4e8c\u9187\u916f\uff08PEN\uff09\u57fa\u5e95\u4e0a\u8fdb\u4e00\u6b65\u5236\u9020\u4e86\u5f02\u8d28\u7ed3\u7eb3\u7c73\u7ebf\u9635\u5217\u3002\u5176\u5149\u54cd\u5e94\u51e0\u4e4e\u4e0e\u521a\u6027\u8bbe\u5907\u76f8\u540c\uff0c\u5728500\u6b21\u5f2f\u66f2\u5faa\u73af\u540e\u6216\u5728180\u00b0\u5f2f\u66f2\u89d2\u5ea6\u4e0b\u4ecd\u53ef\u4fdd\u6301\u8d85\u8fc790\uff05\u7684\u521d\u59cb\u6027\u80fd\u3002\u8be5\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cFlexible and Self-Powered Lateral Photodetector Based on Inorganic Perovskite CsPbI3-CsPbBr3 Heterojunction Nanowire Array\u201d\u53d1\u5e03<\/strong>\u5728\u56fd\u9645\u8457\u540d\u671f\u520aAdv. Funct. Mater.<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u89e3\u8bfb\u3011<\/strong><\/p>\n

\u56fe\u4e00\u3001CsPbI3<\/sub>\u7eb3\u7c73\u7ebf\u9635\u5217\u7684\u8868\u5f81<\/strong>
\n \"\"\uff08a\uff09CsPbI3<\/sub>\u7eb3\u7c73\u7ebf\u9635\u5217\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

\uff08b-d\uff09\u7531\u4e0d\u540c\u524d\u4f53\u6d53\u5ea6\u5236\u5907\u7684\u7eb3\u7c73\u7ebf\u9635\u5217\u7684XRD\u3001TRPL\u548c\u5f00\u5173\u66f2\u7ebf\u3002<\/p>\n

\u56fe\u4e8c\u3001\u81ea\u4f9b\u7535\u5149\u7535\u63a2\u6d4b\u5668\u7684\u539f\u4f4d\u8f6c\u6362\u548c\u7535\u6781\u5236\u9020\u8fc7\u7a0b<\/strong>
\n \"\"\uff08a\uff09\u4e3b\u8981\u5236\u9020\u8fc7\u7a0b\u7684\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09\u8584\u819c\u7684\u5438\u6536\u66f2\u7ebf\uff1b<\/p>\n

\uff08c\uff09\u6700\u7ec8\u8bbe\u5907\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

\uff08d\uff09\u4ece\u7535\u6781\u7684\u5782\u76f4\u95f4\u9699\u6536\u96c6\u7684\u7ebf\u6027EDX\u5149\u8c31\u3002<\/p>\n

\u56fe\u4e09\u3001\u8584\u819c\u548c\u7eb3\u7c73\u7ebf\u9635\u5217\u7684\u6027\u80fd\u6d4b\u8bd5<\/strong>
\n \"\"\uff08a-b\uff09\u8584\u819c\u548c\u7eb3\u7c73\u7ebf\u9635\u5217\u7684AFM\u56fe\u50cf\u548c\u8868\u9762\u7535\u52bf\uff1b<\/p>\n

\uff08c-d\uff09\u4ece\uff08a\uff09\u548c\uff08b\uff09\u4e2d\u63d0\u53d6\u7684CPD\uff1b<\/p>\n

\uff08e\uff09\u8584\u819c\u548c\u7eb3\u7c73\u7ebf\u9635\u5217\u5668\u4ef6\u7684I-V\u66f2\u7ebf\uff1b<\/p>\n

\uff08f\uff09R\u548c\u5149\u5f3a\u5ea6\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n

\u56fe\u56db\u3001\u5236\u6210\u7684\u67d4\u6027\u5668\u4ef6\u6027\u80fd<\/strong>
\n \"\"\uff08a\uff09\u67d4\u6027\u8584\u819c\u7684\u5e72\u6270\u73b0\u8c61\u3002<\/p>\n

\uff08b\uff09\u57280-500\u6b21\u5468\u671f\u4e0d\u540c\u5f2f\u66f2\u4e0b\u8fdb\u884c\u7684\u5f2f\u66f2\u6d4b\u8bd5\uff1b<\/p>\n

\uff08c\uff09\u57280o-180o<\/sup>\u7684\u4e0d\u540c\u5f2f\u66f2\u89d2\u5ea6\u4e0b\u8fdb\u884c\u7684\u5f2f\u66f2\u6d4b\u8bd5\u3002<\/p>\n

\u3010\u603b\u7ed3\u3011<\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u901a\u8fc7\u4e00\u79cd\u65b0\u9896\u7684\u539f\u4f4d\u8f6c\u6362\u548c\u7535\u6781\u5236\u4f5c\u65b9\u6cd5\uff0c\u6210\u529f\u7684\u5236\u5907\u4e86\u4e00\u79cd\u57fa\u4e8e\u6a2a\u5411CsPbI3<\/sub>-CsPbBr3<\/sub>\u5f02\u8d28\u7ed3\u7eb3\u7c73\u7ebf\u9635\u5217\u7684\u81ea\u4f9b\u7535\u6a2a\u5411\u5149\u7535\u63a2\u6d4b\u5668\u3002\u8be5\u7eb3\u7c73\u7ebf\u9635\u5217\u5668\u4ef6\u5728\u96f6\u504f\u538b\u4e0b\u5177\u6709125 mA W-1<\/sup>\u7684R\u4ee5\u53ca0.7\u548c0.8 ms\u7684\u5feb\u901f\u4e0a\u5347\u548c\u4e0b\u964d\u65f6\u95f4\u3002\u8be5\u67d4\u6027\u88c5\u7f6e\u5728\u4e0d\u540c\u7684\u5f2f\u66f2\u6761\u4ef6\u4e0b\u4e5f\u5177\u6709\u826f\u597d\u7684\u67d4\u6027\u3002\u8fd9\u9879\u5de5\u4f5c\u4e3a\u6a2a\u5411\u9499\u949b\u77ff\u5f02\u8d28\u7ed3\u5149\u7535\u5668\u4ef6\u7684\u5e94\u7528\u5f00\u8f9f\u4e86\u65b0\u9014\u5f84\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aFlexible and Self-Powered Lateral Photodetector Based on Inorganic Perovskite CsPbI3<\/sub>-CsPbBr3<\/sub> Heterojunction Nanowire Array<\/strong>.\uff08Adv. Funct. Mater.<\/em>, 2020<\/strong>, DOI: 10.1002\/adfm.201909771\uff09<\/p>\n

\u674e\u4eae\u6559\u6388\u8bfe\u9898\u7ec4\u8fd1\u671f\u90e8\u5206\u4ee3\u8868\u6027\u8bba\u6587\uff1a<\/strong><\/p>\n

1. Zhongze Liu, Fengren Cao, Meng Wang, Min Wang, Liang Li*. \u201cObserving Defect Passivation of the Grain Boundary with 2\u2010Aminoterephthalic Acid for Efficient and Stable Perovskite Solar Cells\u201d, Angew. Chem. Int. Ed.<\/em> 2020<\/strong>, 132, 4190.<\/p>\n

2. Haoxuan Sun, Wei Tian, Xianfu Wang, Kaimo Deng, Jie Xiong*, Liang Li*, \u201cIn Situ Formed Gradient Bandgap\u2010Tunable Perovskite for Ultrahigh\u2010Speed Color\/Spectrum\u2010Sensitive Photodetectors via Electron\u2010Donor Control\u201d, Adv. Mater.<\/em> 2020<\/strong>, https:\/\/doi.org\/10.1002\/adma.201908108.<\/p>\n

3. Wei Tian, Liangliang Min, Fengren Cao, Liang Li*, \u201cNested Inverse Opal Perovskite towards Superior Flexible and Self-Powered Photodetection Performance\u201d, Adv. Mater.<\/em> 2020<\/strong>, 1906974.<\/p>\n

4. Haoxuan Sun, Kaimo Deng, Jie Xiong*, Liang Li*. \u201cGraded Bandgap Perovskite with Intrinsic n-p Homojunction Expands Photon Harvesting Range and Enables All Transport Layer\u2010Free Perovskite Solar Cells\u201d, Adv. Energy Mater.<\/em> 2020<\/strong>, 10, 1903347.<\/p>\n

5. Meng Wang, Wei Tian, Fengren Cao, Min Wang, Liang Li*. \u201cFlexible and Self\u2010Powered Lateral Photodetector Based on Inorganic Perovskite CsPbI3\u2013CsPbBr3 Heterojunction Nanowire Array\u201d, Adv. Funct. Mater.<\/em> 2020<\/strong>, https:\/\/doi.org\/10.1002\/adfm.201909771.<\/p>\n

6. Fengren Cao, Linxing Meng, Meng Wang, Wei Tian, Liang Li*, \u201cGradient Energy Band Driven High\u2010Performance Self\u2010Powered Perovskite\/CdS Photodetector\u201d, Adv. Mater.<\/em> 2019<\/strong>, 31, 1806725.<\/p>\n

7. Zhongze Liu, Kaimo Deng, Jun Hu, Liang Li*. \u201cCoagulated SnO2 Colloids for High\u2010Performance Planar Perovskite Solar Cells with Negligible Hysteresis and Improved Stability\u201d, Angew. Chem. Int. Ed.<\/em> 2019<\/strong>, 131, 11621.<\/p>\n

8. Fengren Cao, Wei Tian, Meng Wang, Heping Cao, Liang Li*, \u201cSemitransparent, Flexible, and Self\u2010Powered Photodetectors Based on Ferroelectricity\u2010Assisted Perovskite Nanowire Arrays\u201d, Adv. Funct. Mater.<\/em> 2019<\/strong>, 29, 1901280.<\/p>\n

9. Haoxuan Sun, Yu Zhou, Yu Xin, Kaimo Deng, Linxing Meng, Jie Xiong*, Liang Li*, \u201cComposition and Energy Band\u2013Modified Commercial FTO Substrate for In Situ Formed Highly Efficient Electron Transport Layer in Planar Perovskite Solar Cells\u201d, Adv. Funct. Mater.<\/em> 2019<\/strong>, 29, 1808667.<\/p>\n

10. Kaimo Deng, Zhongze Liu, Min Wang, Liang Li*. \u201cNanoimprinted Grating\u2010Embedded Perovskite Solar Cells with Improved Light Management\u201d, Adv. Funct. Mater.<\/em> 2019<\/strong>, 29, 1900830.<\/p>\n

\u672c\u6587\u7531CQR\u7f16\u8bd1\u3002<\/p>\n

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