{"id":135264,"date":"2018-04-19T14:00:01","date_gmt":"2018-04-19T06:00:01","guid":{"rendered":"\/\/m.iemloyee.com\/?p=135264"},"modified":"2018-04-19T06:43:45","modified_gmt":"2018-04-18T22:43:45","slug":"%e5%8c%97%e4%ba%ac%e5%a4%a7%e5%ad%a6energ-environ-sci-%ef%bc%9amg-y%e5%90%88%e9%87%91%e8%96%84%e8%86%9c%e5%8d%8f%e5%90%8c%e4%bd%9c%e7%94%a8%e5%ae%9e%e7%8e%b0%e9%ab%98%e5%ae%b9%e9%87%8f%e5%8f%af","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=135264","title":{"rendered":"\u5317\u4eac\u5927\u5b66Energ. Environ. Sci.\uff1aMg-Y\u5408\u91d1\u8584\u819c\u534f\u540c\u4f5c\u7528\u5b9e\u73b0\u9ad8\u5bb9\u91cf\u53ef\u9006\u50a8\u6c22, \u6709\u671b\u6210\u4e3a\u4e0b\u4e00\u4ee3\u91d1\u5c5e\u6c22\u5316\u7269\u7535\u6781"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u91d1\u5c5e\u6c22\u5316\u7269\uff08MH\uff09\u7535\u6781\u662f\u954d\u6c22\uff08Ni-MH\uff09\u7535\u6c60\u548c\u6c22\u71c3\u6599\uff08MH-air\uff09\u7535\u6c60\u7b49\u7684\u5173\u952e\u6750\u6599\u3002\u7ecf\u5178\u7684MH\u7535\u6781\u662fAB\u578b\uff0c\u6240\u542b\u7684B\u7ec4\u5206\u901a\u5e38\u8ba4\u4e3a\u662f\u53cd\u5e94\u7113\u8c03\u53d8\u548c\u7535\u5316\u5b66\u6d3b\u6027\u6240\u4e0d\u53ef\u7f3a\u5c11\u7684\u975e\u5438\u6c22\u5143\u7d20\uff0c\u4f46\u8be5\u7ec4\u5206\u5bf9\u50a8\u6c22\u5bb9\u91cf\u6ca1\u6709\u8d21\u732e\uff0c\u56e0\u6b64\u5bfc\u81f4\u8be5\u7c7b\u578b\u7535\u6781\u7684\u50a8\u6c22\u5bb9\u91cf\u59cb\u7ec8\u4f4e\u4e8e1.4 wt%\uff08\u6216\u8005372 mAh g-1<\/sup>\uff09\u3002\u73b0\u6709\u7814\u7a76\u5927\u591a\u901a\u8fc7\u5f00\u53d1AB3<\/sub>\uff0cA2<\/sub>B7\u548cA5<\/sub>B19<\/sub>\u578b\u6750\u6599\u6765\u964d\u4f4eB\u7ec4\u5206\u7684\u6bd4\u4f8b\uff0c\u4f46\u8be5\u65b9\u6cd5\u5bf9\u5bb9\u91cf\u7684\u63d0\u9ad8\u975e\u5e38\u6709\u9650\uff08\u901a\u5e38<400 mAh g-1<\/sup>\uff09\uff0c\u4e0d\u80fd\u6ee1\u8db3\u65b0\u4e00\u4ee3\u7535\u5b50\u8bbe\u5907\u53ca\u7535\u52a8\u8f66\u7684\u8981\u6c42\u3002\u672c\u6587\u4ecb\u7ecd\u4e86Mg24<\/sub>Y5<\/sub>\u91d1\u5c5e\u95f4\u5316\u5408\u7269\uff0c\u5229\u7528\u534f\u540c\u4f5c\u7528\u5b9e\u73b0\u4e86\u53cd\u5e94\u7113\u7684\u8c03\u63a7\u53ca\u4f18\u5f02\u7684\u5faa\u73af\u6027\u80fd\uff0c\u56e0\u4e3a\u4e0d\u5b58\u5728B\u7ec4\u5206\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u9ad8\u8fbe1500 mAh g-1<\/sup>\u7684\u5bb9\u91cf\u53ca\u53ef\u9006\u5faa\u73af\u6027\u80fd\u3002\u8be5\u7814\u7a76\u4e3a\u8bbe\u8ba1\u9ad8\u5bb9\u91cfMH\u7535\u6781\u63d0\u51fa\u4e86\u4e00\u4e2a\u65b0\u7684\u89c6\u89d2\uff0c\u6709\u671b\u63a8\u52a8\u954d\u6c22\u7535\u6c60\u548c\u6c22\u71c3\u6599\u7535\u6c60\u7684\u53d1\u5c55\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u65e5\u524d\uff0c\u5317\u4eac\u5927\u5b66\u674e\u661f\u56fd\u6559\u6388\u548c\u5317\u4eac\u79d1\u6280\u5927\u5b66\u7530\u6587\u6000\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\u62a5\u9053\u4e86\u4e00\u79cdMg24<\/sub>Y5<\/sub>\u91d1\u5c5e\u95f4\u5316\u5408\u7269\u50a8\u6c22\u6750\u6599\u3002\u8be5\u6750\u6599\u4e2d\u7684Mg\u548cY\u7686\u4e3a\u5f3a\u5438\u6c22\u5143\u7d20\uff0c\u6709\u522b\u4e8e\u7ecf\u5178\u7684\u50a8\u6c22\u5408\u91d1\u7684\u8bbe\u8ba1\u89c4\u5f8b\uff0c\u5176\u53ef\u5b9e\u73b0\u5ba4\u6e29\u6761\u4ef6\u4e0b\u7684\u9ad8\u5bb9\u91cf\u53ca\u4f18\u5f02\u7684\u5faa\u73af\u6027\u80fd\uff0c\u4e3a\u9ad8\u5bb9\u91cf\u50a8\u6c22\u6750\u6599\u7684\u8bbe\u8ba1\u7b56\u7565\u63d0\u4f9b\u4e86\u65b0\u7684\u542f\u793a\u3002\u8be5\u6210\u679c\u4ee5\u201cSynergism induced exceptional capacity and complete reversibility in Mg-Y thin films: enabling next generation metal hydride electrodes<\/strong>\u201d\u4e3a\u9898\u4e8e2018\u5e744\u67089\u65e5\u520a\u53d1\u5728Energy & Environmental Science<\/strong>\u4e0a, \u6587\u7ae0\u7b2c\u4e00\u4f5c\u8005\u662f\u5085\u51ef\u535a\u58eb\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe\u4e00 \u521d\u59cb\u8584\u819c\u7684\u7ed3\u6784\u7279\u70b9<\/strong><\/p>\n \uff08a\uff09\u8584\u819c\u7ed3\u6784\u53ca\u52a0\u6c22\/\u8131\u6c22\u8fc7\u7a0b\u793a\u610f\u56fe<\/p>\n \uff08b\uff09\u6c89\u79ef\u5728\u7845\u886c\u5e95\u4e0a\u7684Mg0.82<\/sub>Y0.18<\/sub>\/Pd\u8584\u819c\u622a\u9762SEM\u7167\u7247<\/p>\n \uff08c\uff09Mg\/Pd\uff0cMg0.82<\/sub>Y0.18<\/sub>\/Pd\uff0cMg0.66<\/sub>Y0.34<\/sub>\/Pd\u548cY\/Pd\u8584\u819c\u7684XRD\u56fe\u8c31<\/p>\n \uff08d\uff09Mg\/Pd\u8584\u819c\u7684SEM\u7167\u7247<\/p>\n \uff08e\uff09Mg0.82<\/sub>Y0.18<\/sub>\/Pd\u8584\u819c\u7684SEM\u7167\u7247<\/p>\n \uff08f\uff09Y\/Pd\u8584\u819c\u7684SEM\u7167\u7247<\/p>\n \uff08g\uff09Mg0.82<\/sub>Y0.18\/<\/sub>Pd\u8584\u819c\u7684TEM\u7167\u7247\uff0c\u5176\u4e2d\u63d2\u56fe\u4e3a\u5bf9\u5e94\u7684\u7535\u5b50\u884d\u5c04\u56fe<\/p>\n \uff08h\uff09Mg0.82<\/sub>Y0.18<\/sub>\/Pd\u8584\u819c\u7684HRTEM\u7167\u7247<\/p>\n \u56fe\u4e8c \u4e0d\u540c\u8584\u819c\u7684\u653e\u7535\u5bb9\u91cf\u5bf9\u6bd4<\/strong><\/p>\n \uff08a\uff09\u4e0d\u540c\u8584\u819c\u7684\u653e\u7535\u5bb9\u91cf\u4e0e\u7406\u8bba\u503c\u7684\u5bf9\u6bd4<\/p>\n \uff08b\uff09\u4e0d\u540c\u8584\u819c\u7684\u653e\u7535\u66f2\u7ebf<\/p>\n \u56fe\u4e09 \u7535\u5316\u5b66\u50a8\u6c22\u8fc7\u7a0b\u7684\u539f\u4f4d\u5149\u5b66\u900f\u5c04\u7387\u6d4b\u8bd5<\/strong><\/p>\n \uff08a\uff09\u9996\u6b21\u6052\u6d41\u5145\/\u653e\u7535\u5faa\u73af\u7684\u539f\u4f4d\u7535\u52bf\u548c\u5149\u5b66\u900f\u5c04\u7387\u66f2\u7ebf<\/p>\n \uff08b\uff09Mg24<\/sub>Y5<\/sub>\/Pd\u6837\u54c1\u9996\u6b21\u6052\u6d41\u5145\/\u653e\u7535\u5faa\u73af\u7684\u8868\u89c2\u72b6\u6001<\/p>\n \uff08c\uff09Mg24<\/sub>Y5<\/sub>\/Pd\u8584\u819c\u4e0d\u540c\u5145\/\u653e\u7535\u72b6\u6001\u4e0b\u7684XRD\u56fe\u8c31<\/p>\n \uff08d\uff09Mg24<\/sub>Y5<\/sub>\/Pd\u8584\u819c\u4e0d\u540c\u5145\/\u653e\u7535\u72b6\u6001\u4e0b\u7684\u793a\u610f\u56fe<\/p>\n \u56fe\u56db Mg24<\/sub>Y5<\/sub>\/Pd\u8584\u819c\u7684\u5faa\u73af\u7a33\u5b9a\u6027<\/strong><\/p>\n \u6052\u6d41\u5145\/\u653e\u7535\u8fc7\u7a0b\u4e2d\u7684\u539f\u4f4d\u7535\u52bf\uff08\u7ea2\u7ebf\uff09\u548c\u6295\u5c04\u7387\uff08\u7eff\u7ebf\uff09\u66f2\u7ebf<\/p>\n \u56fe\u4e94 Mg24<\/sub>Y5<\/sub>\/Pd\u8584\u819c\u7684\u7535\u5316\u5b66\u50a8\u6c22\u673a\u7406<\/strong><\/p>\n \uff08a\uff09\u901a\u8fc7Mg24<\/sub>Y5<\/sub>\/Pd\u8584\u819c\u653e\u7535\u66f2\u7ebf\u83b7\u5f97\u7684\u6c22\u5316\u5b66\u7535\u52bf\u56fe\u4e0e\u53cd\u5e94\u8fc7\u7a0b\u4e2d\u5409\u5e03\u65af\u81ea\u7531\u80fd\u53d8\u91cf\u7684\u5bf9\u6bd4<\/p>\n \uff08b\uff09\u4e24\u79cd\u53ef\u80fd\u7684\u80fd\u7ea7\u8def\u7ebf\u56fe\u3002\u9010\u6b65\u8131\u6c22\u4f5c\u7528\u7684\u673a\u7406\u4e3a\u8def\u7ebf2<\/p>\n \u56fe\u516d \u4e0d\u540c\u7535\u5316\u5b66\u7ec4\u5408\u7684\u7406\u8bba\u80fd\u91cf\u5bc6\u5ea6\u7684\u5bf9\u6bd4<\/strong><\/p>\n \uff08a\uff09\u5178\u578bMH\u7535\u6781\u7684\u7406\u8bba\u5bb9\u91cf\u5bf9\u6bd4\uff1b\u63d2\u56fe\u4e3aNi- Mg24<\/sub>Y5<\/sub>H\u7535\u6c60\u70b9\u4eae\u7684\u53d1\u5149\u4e8c\u6781\u7ba1\u7684\u6570\u7801\u7167\u7247<\/p>\n \uff08b\uff09\u954d\u6c22\u7535\u6c60\u548c\u6c22\u71c3\u6599\u7535\u6c60\u7684\u793a\u610f\u56fe<\/p>\n \uff08c\uff09\u57fa\u4e8e\u4e0d\u540c\u6b63\u8d1f\u6781\u7684\u7535\u5316\u5b66\u7ec4\u5408\u7684\u7406\u8bba\u80fd\u91cf\u5bc6\u5ea6\u5bf9\u6bd4<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n Mg24<\/sub>Y5<\/sub>\u8584\u819c\u7535\u6781\u8868\u73b0\u51fa\u7684\u53ef\u9006\u7535\u5316\u5b66\u50a8\u6c22\u5bb9\u91cf\u9ad8\u8fbe1500 mAh g-1<\/sup>\u3002\u901a\u8fc7\u7535\u5316\u5b66\u50a8\u6c22\u8fc7\u7a0b\u4e0e\u5149\u5b66\u900f\u5c04\u7387\u7684\u539f\u4f4d\u6d4b\u8bd5\uff0c\u63ed\u793a\u4e86Mg24<\/sub>Y5<\/sub>\u8584\u819c\u8131\u6c22\u7684\u673a\u7406\u548c\u6c22\u5316\u884c\u4e3a\u4e0eMg\/Y\u6bd4\u4f8b\u7684\u5173\u7cfb\u3002YH3<\/sub>\u76f8\u63d0\u4f9b\u4e86H\u7684\u5feb\u901f\u6269\u6563\u901a\u9053\uff0c\u5bf9\u4e8e\u5728\u7535\u5316\u5b66\u50a8\u6c22\u4e2d\u76f8\u5bf9\u60f0\u6027\u7684Mg\u7684\u5b8c\u5168\u6c22\u5316\u8d77\u5230\u4e86\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u540c\u65f6\uff0cMgH2<\/sub>\u4e0eYH2<\/sub>\u7684\u534f\u540c\u8131\u6c22\u673a\u5236\u7a81\u7834\u4e86YH2<\/sub>\u5206\u89e3\u7684\u70ed\u529b\u5b66\u9650\u5236\u3002\u8fd9\u79cd\u975e\u7ecf\u5178\u7684\u50a8\u6c22\u5408\u91d1\u91d1\u5c5e\u95f4\u5316\u5408\u7269\u4e3a\u8bbe\u8ba1\u9ad8\u5bb9\u91cf\u7684\u50a8\u6c22\u6750\u6599\u63d0\u4f9b\u4e00\u4e2a\u65b0\u7684\u601d\u8def\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a Synergism induced exceptional capacity and complete reversibility in Mg-Y thin films: enabling next generation metal hydride electrodes<\/a>(Energ. Environ. Sci., 2018, DOI: 10.1039\/C7EE03628K)<\/p>\n \u3010\u56e2\u961f\u4ecb\u7ecd\u3011<\/strong><\/p>\n \u674e\u661f\u56fd\u6559\u6388\u548c\u90d1\u6377\u526f\u6559\u6388\u9886\u5bfc\u7684\u5317\u4eac\u5927\u5b66\u5316\u5b66\u4e0e\u5206\u5b50\u5de5\u7a0b\u5b66\u9662\u65b0\u80fd\u6e90\u4e0e\u7eb3\u7c73\u6750\u6599\u8bfe\u9898\u7ec4\u7684\u7814\u7a76\u65b9\u5411\u662f\u91d1\u5c5e\u7eb3\u7c73\u6750\u6599\u5728\u80fd\u91cf\u5b58\u50a8\u548c\u8f6c\u5316\u9886\u57df\u7684\u5e94\u7528\uff0c\u5305\u62ec\u50a8\u6c22\/\u5316\u5b66\u5236\u6c22\u6750\u6599\u3001\u5408\u91d1\u578b\u9502\u7535\u6c60\u8d1f\u6781\u6750\u6599\u3001\u975e\u8d35\u91d1\u5c5e\u7535\u50ac\u5316\u6750\u6599\u3002<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u9a6c\u5143\u7f16\u8f91\uff0c\u5468\u68a6\u9752\u5ba1\u6838\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<\/p>\n
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