{"id":197815,"date":"2020-03-22T06:07:27","date_gmt":"2020-03-21T22:07:27","guid":{"rendered":"\/\/m.iemloyee.com\/?p=197815"},"modified":"2020-03-21T21:07:47","modified_gmt":"2020-03-21T13:07:47","slug":"%e7%94%b5%e5%ad%90%e7%a7%91%e5%a4%a7%e7%86%8a%e6%9d%b0acs-nano%ef%bc%9anis2-znin2s4%e5%bc%82%e8%b4%a8%e7%bb%93%e5%ae%9e%e7%8e%b0%e9%94%82-%e6%b0%a7%e7%94%b5%e6%b1%a0%e4%b8%ad%e7%b1%bb%e7%8e%af","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=197815","title":{"rendered":"\u7535\u5b50\u79d1\u5927\u718a\u6770ACS Nano\uff1aNiS2\/ZnIn2S4\u5f02\u8d28\u7ed3\u5b9e\u73b0\u9502-\u6c27\u7535\u6c60\u4e2d\u7c7b\u73af\u72b6Li2O2\u6c89\u79ef"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u5728\u4e0b\u4e00\u4ee3\u50a8\u80fd\u5668\u4ef6\u4e2d\uff0c\u975e\u8d28\u5b50\u7cfb\u9502-\u6c27\uff08Li-O2<\/sub>\uff09\u7535\u6c60\u7531\u4e8e\u5176\u7406\u8bba\u80fd\u91cf\u5bc6\u5ea6\u53ef\u8fbe3500 Wh\/kg\u800c\u72ec\u5177\u4f18\u52bf\u3002\u7136\u800c\uff0c\u5728\u975e\u8d28\u5b50\u7cfb\u4e2d\u653e\u7535\u4ea7\u7269\u8fc7\u6c27\u5316\u9502\uff08Li2<\/sub>O2<\/sub>\uff09\u5177\u6709\u56fa\u6709\u7684\u7edd\u7f18\u6027\u548c\u4e0d\u6eb6\u6027\uff0c\u4f7f\u5f97Li-O2<\/sub>\u7535\u6c60\u7684\u8f93\u51fa\u5bb9\u91cf\u4f4e\u3001\u500d\u7387\u6027\u80fd\u5dee\u3001\u5faa\u73af\u5bff\u547d\u77ed\uff0c\u4e25\u91cd\u963b\u788d\u4e86\u5176\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n

\u76ee\u524d\uff0c\u516c\u8ba4\u7684Li2<\/sub>O2<\/sub>\u751f\u957f\u673a\u7406\u6709\u4e24\u79cd\uff0c\u5206\u522b\u4e3a\u8868\u9762\u5438\u9644\u9014\u5f84\u548c\u6eb6\u5242\u4ecb\u5bfc\u9014\u5f84\uff0c\u5176\u4e2d\u95f4\u4ea7\u7269LiO2<\/sub>\u7684\u5f62\u6210\u4f4d\u7f6e\u5728\u8c03\u63a7Li2<\/sub>O2<\/sub>\u7684\u751f\u957f\u4e2d\u8d77\u51b3\u5b9a\u6027\u4f5c\u7528\u3002\u5728\u8868\u9762\u5438\u9644\u751f\u957f\u9014\u5f84\u4e2d\uff0c\u7531\u4e8eLiO2<\/sub>\u5438\u9644\u5728\u7535\u6781\u8868\u9762\uff0c\u6240\u4ee5\u4f1a\u751f\u6210\u8584\u819c\u72b6Li2<\/sub>O2<\/sub>\uff1b\u800c\u5728\u6eb6\u5242\u4ecb\u5bfc\u751f\u957f\u9014\u5f84\u4e2d\uff0c\u6eb6\u89e3\u5728\u7535\u89e3\u6db2\u4e2d\u7684LiO2<\/sub>\u66f4\u503e\u5411\u4e8e\u751f\u6210\u7c7b\u73af\u72b6Li2<\/sub>O2<\/sub>\u3002\u901a\u5e38\uff0c\u8c03\u8282\u7535\u89e3\u6db2\u7684\u7ec4\u5206\u548c\u6784\u5efa\u9002\u5b9c\u7684\u50ac\u5316\u5242\u662f\u4e24\u79cd\u76ee\u524d\u83b7\u5f97\u7c7b\u73af\u72b6Li2<\/sub>O2<\/sub>\u5e38\u7528\u7684\u9014\u5f84\u3002\u867d\u7136\u901a\u8fc7\u5f15\u5165\u9ad8\u7ed9\u4f53\u6570\uff08DN\uff09\u7684\u6eb6\u5242\u63d0\u9ad8\u4e86LiO2<\/sub>\u7684\u6eb6\u89e3\u5ea6\uff0c\u4f46\u9ad8DN\u7684\u6eb6\u5242\u5bf9\u4e8e\u8d85\u6c27\u81ea\u7531\u57fa\u6781\u4e0d\u7a33\u5b9a\uff0c\u8fd8\u4f1a\u4f34\u968f\u6709\u526f\u53cd\u5e94\u7684\u53d1\u751f\u3002\u56e0\u6b64\uff0c\u5728\u4f4eDN\u7684\u6eb6\u5242\u4e2d\u5229\u7528\u5f02\u8d28\u754c\u9762\u5de5\u7a0b\u63d0\u9ad8\u7535\u50ac\u5316\u6d3b\u6027\u6210\u4e3a\u4e86\u5f53\u4eca\u7814\u7a76\u7684\u91cd\u70b9\u3002<\/p>\n

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

\u8fd1\u671f\uff0c\u7535\u5b50\u79d1\u6280\u5927\u5b66\u718a\u6770\u6559\u6388\u3001\u738b\u663e\u798f\u7814\u7a76\u5458<\/strong>\u548c\u6210\u90fd\u7406\u5de5\u5927\u5b66\u9f99\u5251\u5e73\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\u5de7\u5999\u5730\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u578b\u7684NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\uff0c\u5176\u5728\u4f4eDN\u7684\u6eb6\u5242\u4e2d\u5b9e\u73b0\u4e86\u7c7b\u73af\u72b6Li2<\/sub>O2<\/sub>\u7684\u6eb6\u5242\u4ecb\u5bfc\u6c89\u79ef\u3002\u5728\u5185\u5efa\u7535\u573a\u7684\u9a71\u52a8\u4e0b\uff0cNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u80fd\u6709\u6548\u4fc3\u8fdb\u754c\u9762\u7535\u8377\u8f6c\u79fb\uff0c\u4ece\u800c\u6781\u5927\u5730\u964d\u4f4eLiO2<\/sub>\u4e2d\u95f4\u4ea7\u7269\u7684\u5438\u9644\u80fd\u3002NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\u7684\u5f62\u6210\u6539\u53d8\u4e86Li2<\/sub>O2<\/sub>\u5728\u4f4eDN\u7684\u6eb6\u5242\u4e2d\u4f20\u7edf\u7684\u8868\u9762\u5438\u9644\u751f\u957f\u6a21\u5f0f\uff0c\u901a\u8fc7\u6eb6\u5242\u4ecb\u5bfc\u9014\u5f84\u5b9e\u73b0\u4e86\u7c7b\u73af\u72b6Li2<\/sub>O2<\/sub>\u6c89\u79ef\u3002\u4e0eZnIn2<\/sub>S4<\/sub>\u76f8\u6bd4\uff0cNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\u80fd\u591f\u63d0\u9ad8Li-O2<\/sub>\u7535\u6c60\u8f93\u51fa\u5bb9\u91cf\u548c\u5faa\u73af\u7a33\u5b9a\u6027\uff0c\u5176\u6bd4\u5bb9\u91cf\u53ef\u8fbe3682 mAh\/g\uff0c\u5177\u6709490\u6b21\u7684\u51fa\u8272\u5faa\u73af\u7a33\u5b9a\u6027\u3002\u8be5\u9879\u5de5\u4f5c\u63d0\u4f9b\u4e86\u4e00\u79cd\u5728\u4f4eDN\u6eb6\u5242\u4e2d\u5b9e\u73b0Li2<\/sub>O2<\/sub>\u4ea7\u7269\u6eb6\u5242\u4ecb\u5bfc\u6c89\u79ef\u7684\u65b9\u6cd5\u3002\u8be5\u9879\u7814\u7a76\u4ee5\u9898\u4e3a\u201cHeterostructured NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub> Realizing Toroid-Like Li2<\/sub>O2<\/sub> Deposition in Lithium-Oxygen Batteries with Low-Donor-Number Solvents<\/strong>\u201d\u53d1\u8868\u5728ACS Nano<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb<\/strong>\u3011<\/p>\n

\u56fe\u4e00<\/strong>\u00a0 \u00a0NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub><\/strong>\u7684\u7269\u76f8\u53ca\u5f62\u8c8c\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a) Li-O2<\/sub>\u7535\u6c60\u4e2d\u78b3\u5e03\u4e0a\u5f62\u6210\u7684NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\u793a\u610f\u56fe\uff1b<\/p>\n

(b-f) \u5206\u522b\u4e3aNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\u7684XRD\u3001SEM\u3001TEM\u3001HRTEM\u53caEDX\u5206\u5e03\u56fe\u50cf\uff0c\u5176\u4e2d\uff0c\u7070\u8272\u3001\u9ec4\u8272\u3001\u68d5\u8272\u548c\u84dd\u8272\u7684\u7403\u5206\u522b\u4ee3\u8868Ni\u3001S\u3001In\u548cZn\u539f\u5b50\u3002<\/p>\n

\u56fe\u4e8c<\/strong>\u00a0 NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub><\/strong>\u7684XPS\u8868\u5f81\u53ca\u5f02\u8d28\u7ed3\u5de5\u7a0b<\/p>\n

\"\"<\/p>\n

(a-c) \u57280.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u3001NiS2 <\/sub>\u548cZnIn2<\/sub>S4<\/sub>\u4e2d\uff0cZn 2p\u3001In 3d\u548cS 2p\u7684XPS\u8c31\u56fe\uff1b<\/p>\n

(d) NiS2 <\/sub>\u548cZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u754c\u9762\u7684\u7535\u8377\u5206\u5e03\u56fe\uff1b<\/p>\n

(e) NiS2 <\/sub>\u3001ZnIn2<\/sub>S4<\/sub> \u548cNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7684\u6001\u5bc6\u5ea6\u66f2\u7ebf\uff1b<\/p>\n

(f) NiS2 <\/sub>\u548cZnIn2<\/sub>S4<\/sub>\u7684\u5f02\u8d28\u754c\u9762\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe\u4e09<\/strong> \u00a0NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub><\/strong>\u7535\u6781\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

(a) NiS2 <\/sub>\u3001ZnIn2<\/sub>S4<\/sub> \u548cxNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u7684\u5948\u594e\u65af\u7279\u66f2\u7ebf\uff1b<\/p>\n

(b, c) \u521d\u59cb\u5b8c\u5168\u5145\u653e\u7535\u66f2\u7ebf\uff0c\u5728500 mA\/g\u500d\u7387\u4e0b\u5404\u7535\u6781\u5bf9\u5e94\u7684\u5e93\u4f26\u6548\u7387\u5bf9\u6bd4\uff1b<\/p>\n

(d) \u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b0.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u7684\u500d\u7387\u6027\u80fd\uff1b<\/p>\n

(e) 0.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u7684\u5bb9\u91cf\u4fdd\u7559\u7387\u53ca\u5e93\u4f26\u6548\u7387\u5bf9\u6bd4\uff1b<\/p>\n

(f) \u4e0d\u540c\u7535\u6781\u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a500 mA\/g\uff0c\u9650\u5b9a\u6bd4\u5bb9\u91cf\u4e3a500 mAh\/g\u4e0b\u7684\u5faa\u73af\u6027\u80fd\u3002<\/p>\n

\u56fe\u56db<\/strong>\u00a0 0.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub><\/strong>\u7535\u6781\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u7684\u7ed3\u6784\u548c\u6210\u5206\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

(a, b) \u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a500 mA\/g\u4e0b\uff0c0.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u5728\u4e0d\u540c\u5145\u653e\u7535\u9636\u6bb5\u7684\u7ed3\u6784\u53ca\u5f62\u8c8c\u53d8\u5316\uff1b<\/p>\n

(c-e) 0.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u5728\u9996\u6b21\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u7684\u7684XRD\u3001Li 1s XPS\u548cEIS\u56fe\u8c31\u3002<\/p>\n

\u56fe\u4e94<\/strong>\u00a0 <\/strong>\u4e0d\u540c\u5faa\u73af\u6b21\u6570\u540e\u7684<\/strong>XPS<\/strong>\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a-d) 0.75NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u5728\u5206\u522b\u5faa\u73af200\u6b21\u548c490\u6b21\u540e\u7684Li 1s\u3001C 1s\u3001S 2p\u548cNi 2p XPS\u8c31\u56fe\u3002<\/p>\n

\u56fe\u516d<\/strong>\u00a0 DFT<\/strong>\u8ba1\u7b97\u6a21\u62df\u7ed3\u679c\u53ca\u673a\u7406\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

(a-c)\u5206\u522b\u4e3aLi+<\/sup>\u3001O2<\/sub>\u548cLiO2<\/sub>\u5438\u9644\u5728NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u4e0a\u7684\u4f18\u5316\u7ed3\u6784\u56fe\u548c\u5438\u9644\u80fd\uff08Eads<\/sub>\uff09\uff1b<\/p>\n

(d, e) \u00a0Li2<\/sub>O2<\/sub>\u5728ZnIn2<\/sub>S4<\/sub>\u548cNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u7535\u6781\u8868\u9762\u7684\u751f\u957f\u673a\u7406\u793a\u610f\u56fe\u3002<\/p>\n

\u3010\u5c0f\u7ed3<\/strong>\u3011<\/p>\n

\u5728\u672c\u6587\u4e2d\uff0c\u4f5c\u8005\u5229\u7528NiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\u4f5c\u4e3aLi-O2<\/sub>\u7535\u6c60\u4e2d\u7684\u9ad8\u6d3b\u6027\u50ac\u5316\u5242\uff0c\u6210\u529f\u5728\u4f4eDN\u6eb6\u5242\u4e2d\u5f62\u6210\u4e86\u7c7b\u73af\u72b6Li2<\/sub>O2<\/sub>\u6c89\u79ef\u3002\u5f02\u8d28\u7ed3\u7684\u5185\u5efa\u7535\u573a\u589e\u5f3a\u4e86\u754c\u9762\u7535\u5b50\u4f20\u9012\uff0c\u6709\u6548\u4fc3\u8fdb\u4e86\u4e2d\u95f4\u4ea7\u7269LiO2<\/sub>\u7684\u5438\u9644\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86Li2<\/sub>O2<\/sub>\u7684\u6eb6\u5242\u4ecb\u5bfc\u6c89\u79ef\u3002\u6b64\u5916\uff0cNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u5f02\u8d28\u7ed3\u4fc3\u8fdb\u4e86Li+<\/sup>\u548cO2<\/sub>\u7684\u5feb\u901f\u6269\u6563\u548c\u7535\u89e3\u8d28\u6e17\u900f\uff0c\u4e3a\u53cd\u5e94\u52a8\u529b\u5b66\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u754c\u9762\u6d3b\u6027\u4f4d\u70b9\u3002\u56e0\u6b64\uff0cNiS2<\/sub>\/ZnIn2<\/sub>S4<\/sub>\u50ac\u5316\u7684Li-O2<\/sub>\u7535\u6c60\u8868\u73b0\u51fa490\u6b21\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u548c3682 mAh\/g\u7684\u9ad8\u5bb9\u91cf\u3002\u8be5\u9879\u7814\u7a76\u8868\u660e\uff0c\u5bfb\u6c42\u9ad8DN\u6eb6\u5242\u5e76\u975e\u662fLi-O2<\/sub>\u7535\u6c60\u5b9e\u73b0\u9ad8\u6027\u80fd\u7684\u552f\u4e00\u9009\u62e9\u3002\u50ac\u5316\u5242\u7684\u5f02\u8d28\u7ed3\u6784\u5de5\u7a0b\u4e0d\u4ec5\u4e3aLi-O2<\/sub>\u7535\u6c60\u4f7f\u7528\u4f4eDN\u6eb6\u5242\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u53ef\u80fd\u6027\uff0c\u800c\u4e14\u8fd8\u4e0d\u4f1a\u635f\u5931\u7535\u6c60\u5bb9\u91cf\u548c\u5faa\u73af\u5bff\u547d\uff0c\u8fd9\u4e5f\u4e3a\u91d1\u5c5e-\u7a7a\u6c14\u7535\u6c60\u548c\u5176\u4ed6\u50ac\u5316\u7cfb\u7edf\u7684\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u66f4\u591a\u9009\u62e9\u3002<\/p>\n

\u539f\u6587\u94fe\u63a5\uff1a<\/strong>Heterostructured NiS2\/ZnIn2S4 Realizing Toroid-Like Li2O2 Deposition in Lithium-Oxygen Batteries with Low-Donor-Number Solvents<\/a> (ACS Nano<\/em>, 2020, DOI: 10.1021\/acsnano.9b09646)<\/p>\n

\u672c\u6587\u7531\u6df1\u6d77\u4e07\u91cc\u4f9b\u7a3f\u3002<\/p>\n

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