{"id":157207,"date":"2018-10-29T21:47:38","date_gmt":"2018-10-29T13:47:38","guid":{"rendered":"\/\/m.iemloyee.com\/?p=157207"},"modified":"2018-10-28T21:47:48","modified_gmt":"2018-10-28T13:47:48","slug":"nat-commun-%ef%bc%9a%e5%9c%a8%e5%8f%97%e6%bf%80co2%e4%b8%ad%e5%b0%86%e8%a2%ab%e8%87%aa%e7%84%b6%e6%b0%a7%e5%8c%96%e6%88%96%e8%85%90%e8%9a%80%e7%9a%84%e9%95%81%e5%90%88%e9%87%91%e8%a1%a8%e9%9d%a2","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=157207","title":{"rendered":"Nat.Commun.\uff1a\u5728\u53d7\u6fc0CO2\u4e2d\u5c06\u88ab\u81ea\u7136\u6c27\u5316\u6216\u8150\u8680\u7684\u9541\u5408\u91d1\u8868\u9762\u8f6c\u5316\u4e3a\u8010\u8680\u9632\u62a4\u5c42"},"content":{"rendered":"
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CO2<\/sub>\u201d\u7684\u6587\u7ae0\u3002\u8be5\u5de5\u4f5c\u4e2d\uff0c\u4f5c\u8005\u53d1\u660e\u4e86\u4e00\u79cd\u5728\u7b80\u5355\u3001\u7eff\u8272\u73af\u4fdd\u7684\u65b9\u6cd5\uff0c\u5373\u5728\u5ba4\u6e29\u4e0b\u901a\u8fc7\u53d7\u6fc0CO2<\/sub>\u4e0e\u91d1\u5c5e\u9541\u53ca\u5176\u5408\u91d1\u6837\u54c1\u8868\u9762\u539f\u751f\u6c27\u5316\u5c42\u53cd\u5e94\u751f\u957f\u81f4\u5bc6\u7684\u78b3\u9178\u9541\u9632\u62a4\u8584\u819c\uff0c\u6765\u63d0\u9ad8\u9541\u5408\u91d1\u7684\u8010\u8680\u6027\u3002\u6b64\u5916\uff0c\u5bf9\u4e8e\u8868\u9762\u5df2\u7ecf\u88ab\u660e\u663e\u8150\u8680\u7684\u6837\u54c1\uff0c\u8150\u8680\u4ea7\u7269\u4e5f\u53ef\u4ee5\u88ab\u76f4\u63a5\u8f6c\u5316\uff0c\u4ea7\u751f\u65b0\u7684\u4fdd\u62a4\u6027\u8868\u9762\u3002\u529b\u5b66\u6d4b\u8bd5\u663e\u793a:\u4e0e\u672a\u7ecf\u5904\u7406\u7684\u6837\u54c1\u6bd4\u8f83\uff0c\u4fdd\u62a4\u5c42\u53ef\u4ee5\u660e\u663e\u63d0\u9ad8\u5fae\u7eb3\u5c3a\u5ea6\u91d1\u5c5e\u9541\u7684\u5c48\u670d\u5f3a\u5ea6\uff0c\u6291\u5236\u4e0d\u7a33\u5b9a\u5851\u6027\u53d8\u5f62\uff0c\u63d0\u9ad8\u5747\u5300\u53d8\u5f62\u80fd\u529b\u3002\u8fd9\u79cd\u73af\u5883\u53cb\u597d\u7684\u8868\u9762\u5904\u7406\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u4fdd\u62a4\u9541\u5408\u91d1\uff0c\u5305\u62ec\u8868\u9762\u5df2\u88ab\u8150\u8680\u7684\u9541\u57fa\u5408\u91d1\u6750\u6599\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe1\uff1a\u8868\u793a\u539f\u59cb\u8868\u9762\u8f6c\u5316\u4e3aMgCO3<\/sub>\u4fdd\u62a4\u5c42\u7684\u793a\u610f\u56fe\u3002<\/p>\n \u56fe2\uff1a\u5ba4\u6e29\u4e0b\u88ab\u7535\u5b50\u675f\u6d3b\u5316\u7684CO2<\/sub>\u4e0eMgO\u53d1\u751f\u53cd\u5e94\u3002<\/p>\n (a)\u6c34\u70ed\u6cd5\u5408\u6210\u7684MgO\u7247\u72b6\u6676\u7684TEM\u56fe\u50cf\uff1b<\/p>\n (b)\u5728300keV, 0.1A\/cm2<\/sup>\u7535\u5b50\u675f\u8f90\u5c0414min\u540e\uff0cMgO\u7247\u72b6\u6837\u54c1\u5e76\u672a\u6539\u53d8\uff1b<\/p>\n (c)\u5f15\u51652 Pa\u7684CO2<\/sub>\u5bfc\u81f4\u53cd\u5e94MgO + CO2<\/sub>\u2192MgCO3<\/sub>\u5267\u70c8\u8fdb\u884c\uff1b<\/p>\n (d)\u771f\u7a7a\u52a0\u70ed2 min\u81f3400o<\/sup>C\uff0c\u975e\u6676\u6001\u4ea7\u7269\u7ed3\u6676\uff0c\u5185\u63d2\u56fe\u4e3a\u7eb3\u7c73\u6676MgCO3<\/sub>\u7684SAED\u56fe\u50cf\uff1b<\/p>\n (e-h)\u66b4\u9732\u57282 Pa\u7684CO2<\/sub>\u548c\u7535\u5b50\u4e66\u8f90\u5c04\u4e0b\uff0cFIB\u5236\u5907\u7684Mg\u67f1\u7684\u8868\u9762\u6f14\u5316\uff0cTEM\u56fe\u50cf\u8868\u793a\u521d\u59cb\u6c27\u5316\u5c42\u5230MgCO3<\/sub>&MgO\u7eb3\u7c73\u6676\u7684\u8f6c\u53d8\u8fc7\u7a0b\u3002<\/p>\n \u56fe3\uff1a\u5c06\u9541\u53ca\u5176\u5408\u91d1\u8868\u9762\u7684\u539f\u751f\u6c27\u5316\u5c42\u8f6c\u5316\u4e3a\u81f4\u5bc6\u4fdd\u62a4\u5c42\u3002<\/p>\n (a)\u5e26\u539f\u751f\u6c27\u5316\u5c42\u548c\u5904\u7406\u540e\u5e26\u81f4\u5bc6\u4fdd\u62a4\u5c42\u7684\u91d1\u5c5e\u9541\u67f1\u4f53\u53bb\u79bb\u5b50\u6c34\u4e2d\u6d78\u6ce1\u6d4b\u8bd5\u7ed3\u679c\u5bf9\u6bd4\uff1b<\/p>\n (b)\u53ef\u4ee5\u901a\u8fc7\u63a7\u5236\u7535\u5b50\u675f\u8f90\u7167\u4f4d\u7f6e\u6765\u9009\u62e9\u9541\u5408\u91d1\u67f1\u4f53\u4e0a\u88ab\u4fdd\u62a4\u533a\u57df\u3002<\/p>\n \u56fe4\uff1a\u5c06\u5df2\u88ab\u8150\u8680\u7684\u9541\u5408\u91d1\u8868\u9762\u8f6c\u5316\u4e3a\u9632\u62a4\u6027\u6d82\u5c42\u3002<\/p>\n (a)\u7ecf\u805a\u7126\u79bb\u5b50\u675f(FIB)\u5904\u7406\u7684ZK 60\u9541\u5408\u91d1\u67f1\u548c\u5bf9\u5e94\u7684\u9009\u533a\u884d\u5c04\u56fe\u50cf\uff1b<\/p>\n (b)\u6d78\u5165\u53bb\u79bb\u5b50\u6c341min\u540e\uff0c\u4e00\u4e9b\u84ec\u677e\u7684Mg(OH)2<\/sub>&MgO\u8150\u8680\u4ea7\u7269\u51fa\u73b0\u5728\u67f1\u4f53\u8868\u9762\uff1b<\/p>\n (c)\u88ab\u8150\u8680\u7684\u67f1\u72b6\u6837\u54c1\u5728CO2<\/sub>\u548c\u7535\u5b50\u675f\u8f90\u5c04\u73af\u5883\u4e0b\u66b4\u973220min\u540e\uff0c\u65b0\u5f62\u6210\u7684MgCO3<\/sub>\u5305\u88f9\u5728\u67f1\u4f53\u7684\u5e95\u90e8\uff1b<\/p>\n (d)\u6c34\u6d78\u540e\uff0c\u4ec5\u67f1\u4f53\u4e0a\u90e8\u5206\u88ab\u8150\u8680\uff0c\u88abMgCO3<\/sub>\u5305\u88f9\u7684\u90e8\u5206\u6ca1\u6709\u6539\u53d8\uff1b<\/p>\n (e)\u5728\u6f6e\u6e7f\u7a7a\u6c14\u4e2d\u66b4\u973220\u5929\uff0c\u4e0a\u90e8\u5206\u8fdb\u4e00\u6b65\u88ab\u8150\u8680\uff0c\u53d7\u4fdd\u62a4\u90e8\u5206\u4ecd\u7136\u672a\u53d7\u635f\u4f24\u3002<\/p>\n \u56fe5\uff1a\u5904\u7406\u540e\u7684\u8868\u9762\u5c42\u5bf9\u6837\u54c1\u529b\u5b66\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/p>\n (a)\u9541\u5408\u91d1\u67f1\u4f53\u5728CO2<\/sub>\u5904\u7406\u524d\u540e\u7684\u5178\u578b\u538b\u7f29\u5de5\u7a0b\u5e94\u529b\u5e94\u53d8\u66f2\u7ebf\uff1b<\/p>\n (b)\u672a\u7ecf\u5904\u7406\u7684\u9541\u5408\u91d1\u67f1\u4f53\u548cCO2<\/sub>\u5904\u7406\u7684\u9541\u5408\u91d1\u67f1\u4f53\u5728\u538b\u7f29\u524d\u540e\u7684\u660e\u573aTEM\u56fe\u50cf\uff1b<\/p>\n (c)\u5904\u7406\u540e\u7684\u91d1\u5c5e\u9541\u67f1\u4f53\u7684\u5c48\u670d\u5f3a\u5ea6\u548c\u5747\u5300\u53d8\u5f62\u80fd\u529b\u5747\u5f97\u5230\u63d0\u5347\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u8be5\u5de5\u4f5c\u63d0\u51fa\u4e86\u4e00\u79cd\u5c06\u6c27\u5316\/\u6c22\u5316\u7269\u8584\u819c\u6216\u9541\u5408\u91d1\u8868\u9762\u7684\u8150\u8680\u4ea7\u7269\u78b3\u5316\u4e3a\u81f4\u5bc6\u7684MgCO3<\/sub>\u4fdd\u62a4\u5c42\u7684\u65b9\u6cd5\uff1a\u53ef\u901a\u8fc7\u9ad8\u80fd\u7535\u5b50\u675f\u6216\u5ba4\u6e29\u4e0b\u8f89\u5149\u653e\u7535\u6fc0\u6d3b\u4e8c\u6c27\u5316\u78b3\u53c2\u4e0e\u7684\u53cd\u5e94\u3002\u65e0\u9700\u989d\u5916\u7684\u52a0\u70ed\u6216\u9884\u5904\u7406\uff0c\u4f7f\u5f97\u6b64\u65b9\u6cd5\u6709\u671b\u5bf9\u5c0f\u5c3a\u5bf8\u6216\u590d\u6742\u5f62\u72b6\u7684\u9541\u5408\u91d1\u5de5\u4ef6\u8fdb\u884c\u9632\u62a4\uff0c\u8fd8\u53ef\u4ee5\u62ef\u6551\u5df2\u88ab\u8150\u8680\u4f46\u4ecd\u672a\u5931\u6548\u7684\u90e8\u5206\u3002\u4f7f\u7528\u539f\u4f4d\u73af\u5883\u900f\u5c04\u7535\u955c(E-TEM)\u6280\u672f\uff0c\u5b8c\u6574\u7684\u8868\u9762\u5904\u7406\u8fc7\u7a0b\u5f97\u4ee5\u88ab\u8bb0\u5f55\u4e0b\u6765\u3002\u540e\u7eed\u7684\u6c34\u6d78\u6d4b\u8bd5\u8bc1\u660e\u4e86MgCO3<\/sub>\u5bf9\u57fa\u5e95\u91d1\u5c5e\u8f83\u5f3a\u7684\u4fdd\u62a4\u6027\u3002\u539f\u4f4d\u529b\u5b66\u6d4b\u8bd5\u8868\u660e\u8584\u7684MgCO3<\/sub>\u819c\u4e0e\u5176\u8106\u6027\u5757\u4f53\u9676\u74f7\u4e0d\u540c\uff0c\u5b83\u65e2\u6709\u8db3\u591f\u7684\u5f62\u53d8\u80fd\u529b\uff0c\u8fd8\u6709\u7740\u4f18\u5f02\u7684\u57fa\u8d28\u9644\u7740\u529b\uff0c\u5728\u63d0\u9ad8\u5fae\u7eb3\u5c3a\u5ea6\u91d1\u5c5e\u9541\u8010\u8680\u6027\u7684\u540c\u65f6\uff0c\u4e5f\u4f18\u5316\u4e86\u5176\u529b\u5b66\u6027\u80fd\u3002<\/p>\n 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