{"id":99541,"date":"2017-09-05T06:30:54","date_gmt":"2017-09-04T22:30:54","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=99541"},"modified":"2017-09-01T22:30:07","modified_gmt":"2017-09-01T14:30:07","slug":"nature%e5%ad%90%e5%88%8a%ef%bc%9a%e7%a1%ab%e5%8c%96%e9%92%9b%e5%b1%82%e9%97%b4%e5%ad%98%e5%82%a8mgcl%e7%9a%84%e9%ab%98%e5%ae%b9%e9%87%8f%e9%95%81%e7%94%b5%e6%b1%a0","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=99541","title":{"rendered":"Nature\u5b50\u520a\uff1a\u786b\u5316\u949b\u5c42\u95f4\u5b58\u50a8MgCl+\u7684\u9ad8\u5bb9\u91cf\u9541\u7535\u6c60"},"content":{"rendered":"

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

\u91d1\u5c5e\u9541\u7528\u4e8e\u7535\u6c60\u6750\u6599\u5177\u6709\u7406\u60f3\u7684\u6027\u80fd\uff1a\u9ad8\u80fd\u91cf\u5bc6\u5ea6\uff0c\u4f4e\u6c27\u5316\u8fd8\u539f\u7535\u52bf\uff0c\u65e0\u679d\u6676\u751f\u957f\uff0c\u50a8\u91cf\u4e30\u5bcc\uff0c\u5b89\u5168\uff0c\u5ec9\u4ef7\u3002\u867d\u7136\u76ee\u524d\u5df2\u7ecf\u6709\u5f88\u591a\u7684\u7814\u7a76\u62a5\u9053\uff0c\u4f46\u662f\u56e0\u4e3a\u52a8\u529b\u5b66\u9650\u5236\uff0c\u8fd9\u4e9b\u6b63\u6781\u6750\u6599\u90fd\u662f\u5728\u9ad8\u6e29(60\u00b0C)\u4e0b\u5de5\u4f5c\u3002\u6709\u4e24\u4e2a\u56e0\u7d20\u9650\u5236\u4e86\u9541\u7535\u6c60\u6b63\u6781\u53d1\u5c55\u3002\u9996\u5148\uff0c\u56e0\u4e3aMgCl+<\/sup>\u5728\u4f20\u7edf\u7684\u5364\u5316\u7269-Mg\u57fa\u7535\u89e3\u6db2\u4e2d\u662f\u4e3b\u8981\u7684\u7535\u6d3b\u5316\u79cd\uff0cMg-Cl\u952e\u9700\u8981\u65ad\u88c2\u5f62\u6210Mg2+<\/sup>\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u9700\u8981\u81f3\u5c113eV\u7684\u9ad8\u7684\u6d3b\u5316\u80fd\u91cf\u3002\u5176\u6b21\uff0c\u5927\u591a\u6570\u9541\u79bb\u5b50\u6b63\u6781\u90fd\u5177\u6709Mg2+<\/sup>\u6269\u6563\u7f13\u6162\u7684\u95ee\u9898\uff0c\u8fd9\u662f\u56e0\u4e3aMg2+<\/sup>\u5728\u4e3b\u4f53\u6750\u6599\u4e2d\u7684\u8fc1\u79fb\u9700\u8981\u6781\u9ad8\u7684\u80fd\u91cf\u52bf\u5792\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6765\u81ea\u7f8e\u56fd\u4f11\u65af\u987f\u5927\u5b66\u7684\u59da\u5f66\u6559\u6388<\/strong>\u7b49\u4eba\u5728Nature Communications<\/strong>\u4e0a\u53d1\u6587\uff0c\u9898\u4e3a\uff1a\u201cFast kinetics of magnesium monochloride cations in interlayer-expanded titanium disulfide for magnesium rechargeable batteries\u201d\u3002\u7814\u7a76\u4eba\u5458\u5145\u5206\u5229\u7528\u5728TiS2<\/sub>\u6269\u5c55\u7684\u5c42\u95f4\u7684MgCl+<\/sup>\u79bb\u5b50\u5f00\u53d1\u4e86\u9ad8\u5bb9\u91cf\u7684\u9541\u7535\u6c60\u3002\u7ed3\u5408\u7406\u8bba\u6a21\u578b\uff0c\u5149\u8c31\u5206\u6790\u4ee5\u53ca\u7535\u5316\u5b66\u7814\u7a76\uff0c\u7814\u7a76\u4eba\u5458\u53d1\u73b0MgCl+<\/sup>\u5728\u6ca1\u6709Mg-Cl\u952e\u7684\u65ad\u88c2\u60c5\u51b5\u4e0b\u7684\u5feb\u901f\u6269\u6563\u52a8\u529b\u5b66\u3002\u8fd9\u9879\u7814\u7a76\u8868\u660e\u5206\u522b\u572825\u548c60\u2103\u4e0b\u6bcf\u4e2aTi\u4e0a\u53ef\u4ee5\u53ef\u9006\u5730\u63d2\u51651\u548c1.7\u4e2aMgCl+<\/sup>\uff0c\u76f8\u5bf9\u5e94\u7684\u7535\u5bb9\u4e3a400 mAh g\u22121<\/sup>\u3002\u5728\u5ba4\u6e29\u4e0b\uff0c\u56e0\u5176\u5177\u6709\u5927\u5bb9\u91cf\uff0c\u51fa\u8272\u7684\u500d\u7387\u4ee5\u53ca\u5faa\u73af\u7279\u6027\uff0c\u8fd9\u4e3a\u66f4\u591a\u7684\u63d2\u5c42\u6750\u6599\u5728\u591a\u4ef7\u6001\u79bb\u5b50\u7535\u6c60\u9886\u57df\u7684\u5e94\u7528\u63d0\u4f9b\u4e86\u53ef\u80fd\u3002<\/p>\n

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

\u56fe1. Mg2+<\/sup>\u548cMgCl+<\/sup>\u63d2\u5165\u548c\u6269\u6563\u7684\u80fd\u7ea7\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

a\u5178\u578b\u7684\u6d89\u53caMgCl+<\/sup>\u79bb\u5b50\u7535\u79bb\u4e3aMg2+<\/sup>\u548cCl\u2212<\/sup>\u7684Mg2+<\/sup>\u63d2\u5c42\uff1b<\/p>\n

b MgCl+<\/sup>\u63d2\u5c42\u7ed5\u8fc7\u5728\u7535\u6781-\u7535\u89e3\u6db2\u754c\u9762\u7684\u8fdf\u7f13\u7684Mg\u2013Cl\u952e\u65ad\u88c2\uff0c\u968f\u540eMgCl+<\/sup>\u5feb\u901f\u6269\u6563\u8fdb\u5165\u6269\u5927\u7684\u5939\u5c42\uff1b<\/p>\n

\u56fe2 \u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97TiS2<\/sub>\u4e2dMg2+<\/sup>\u7684\u6269\u6563<\/strong><\/p>\n

\"\"<\/p>\n

a Mg2+<\/sup>\u548cMgCl+<\/sup>\u7684\u8fc1\u79fb\u80fd\u91cf\u52bf\u5792\u4e0eTiS2<\/sub>\u63d2\u5c42\u95f4\u8ddd\u5173\u7cfb\uff1b\u6269\u6563\u9014\u5f84\u662f\u901a\u8fc7\u4e34\u8fd1\u7684\u4e2d\u7a7a\u9876\u70b9\u4ece\u4e00\u4e2aTi\u9876\u7aef\u5230\u53e6\u4e00\u4e2aTi\u7684\u9876\u7aef\uff1b<\/p>\n

b\u6cbf\u7740\u6269\u6563\u9014\u5f84\u7684\u80fd\u7ea7\u56fe\uff1b<\/p>\n

c b\u4e2d\u7684Mg2+<\/sup>\u548c MgCl+<\/sup>\u5728Ti\u9876\u7aef\u7684\u539f\u5b50\u7ec4\u6001\uff1b<\/p>\n

\u56fe3 \u5f00\u59cb\u6d3b\u5316\u65f6TiS2\u7ed3\u6784\u7279\u6027<\/strong><\/p>\n

\"\"<\/p>\n

a\u539f\u4f4dXRD\u8868\u5f81\u76f8\u5bf9\u5e94\u6052\u7535\u6d41\u7535\u538b\u5206\u5e03\u4e0b\u524d\u4e24\u6b21\u5faa\u73af\u7684\u539f\u4f4d\uff1b<\/p>\n

b 0\u52304\u9636\u6bb5\u7684STEM\u56fe\uff1b<\/p>\n

c 0\u52303\u7684HE-XRD\u56fe\uff1b<\/p>\n

d Ti\u548cC\u5728\u9636\u6bb54\u7684STEM\u56fe\u548c\u5143\u7d20\u5206\u5e03\uff1b<\/p>\n

\u56fe4 \u6bcf\u4e2a\u9636\u6bb5\u7684\u63d2\u5c42\u590d\u5408\u7269\u7684\u5316\u5b66\u7279\u6027<\/strong><\/p>\n

\"\"<\/p>\n

a \u9636\u6bb50\u52305\u7684Mg 2s, Cl 2p, \u4ee5\u53caN 1s\u7684XPS\u56fe\uff1b<\/p>\n

b EDS spectra for stages 1\u52304\u7684EDS\u8c31\uff1b<\/p>\n

c \u9636\u6bb53\u548c4\u7684EELS\u8c31\uff1b<\/p>\n

d \u9636\u6bb53\u7684Mg K-edge NEXAFS\u8c31\uff1b<\/p>\n

e \u5b9e\u9a8c\u7684S K-edge NEXAFS\u8c31\uff1aTiS2<\/sub> (\u9ed1\u8272), (MgCl)0.5<\/sub>exTiS2<\/sub> (\u84dd\u8272\u865a\u7ebf), (MgCl)1.0<\/sub>exTiS2<\/sub> (\u7ea2\u8272)\uff1b<\/p>\n

\u56fe5 exTiS2<\/sub>\u7535\u5316\u5b66\u7279\u6027<\/strong><\/p>\n

\"\"<\/p>\n

a exTiS2<\/sub>\u7535\u6781\u7684\u6052\u7535\u6d41\u7535\u538b\u5206\u5e03\uff1b<\/p>\n

b\u5faa\u73af\u7279\u6027\uff1b<\/p>\n

c\u5faa\u73af\u4f0f\u5b89\u56fe\u4e2d\u7684\u5cf0\u503c\u7535\u6d41\u4e8e\u626b\u901f\u7684\u5e73\u65b9\u6839\u7684\u7ebf\u6027\u5173\u7cfb\uff1b<\/p>\n

d exTiS2<\/sub>\u7535\u6781\u7684GITT\u66f2\u7ebf\uff1b\u00a0<\/p>\n

e\u5728\u221245 to 60 \u00b0C\u4e0bexTiS2<\/sub>\u7535\u6781\u7684\u7535\u538b\u5206\u5e03\uff1b<\/p>\n

f exTiS2<\/sub>\u572860 \u00b0C\u4e0b\u653e\u7535\u540e\u7684EDS\u80fd\u8c31\uff1b<\/p>\n

\u56fe6. TiS2<\/sub>\u5728\u4e0d\u540c\u63d2\u5c42\u9636\u6bb5\u7684\u7ed3\u6784\u6f14\u53d8\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u5728\u6bcf\u4e2a\u9636\u6bb5\u4e0d\u540c\u6570\u91cf\u7684\u5206\u5b50,\u914d\u5408\u7269\u79bb\u5b50\u4ee5\u53ca\u6eb6\u5242\u63d2\u5165\u4e3b\u4f53\u6750\u6599\u7684\u8303\u5fb7\u534e\u95f4\u9699\uff1b<\/p>\n

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

\u7814\u7a76\u4eba\u5458\u5f00\u53d1\u4e86\u4e00\u79cd\u901a\u8fc7MgCl+<\/sup>\u5d4c\u5165\u673a\u5236\u6fc0\u6d3b\u7684\u9541\u7535\u6c60\u3002\u968f\u7740\u6b63\u6781\u6750\u6599\u5c42\u95f4\u8ddd\u7684\u6269\u5927\uff0cTiS2<\/sub>\/Mg\u7684\u53ef\u9006\u5bb9\u91cf\u4ee5\u53ca\u500d\u7387\u6027\u80fd\u597d\u4e8eMRBs\u3002\u540c\u65f6\uff0c\u8fd9\u79cd\u7535\u5316\u5b66\u7b56\u7565\u6709\u671b\u80fd\u591f\u62d3\u5c55\u5230\u5176\u4ed6\u591a\u4ef7\u6001\u79bb\u5b50\uff0c\u6bd4\u5982\uff0cZn2+<\/sup>, Ca2+<\/sup>, Al3+<\/sup>\uff0c\u6765\u8fdb\u884c\u4e8c\u7ef4\u6750\u6599\u7684\u63d2\u5c42\u7814\u7a76\uff0c\u4e3a\u591a\u4ef7\u6001\u79bb\u5b50\u7535\u6c60\u7684\u53d1\u5c55\u63d0\u4f9b\u65b0\u7684\u65b9\u6cd5\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Fast kinetics of magnesium monochloride cations in interlayer-expanded titanium disulfide for magnesium rechargeable batteries.<\/a> (Nature Communications, 2017, DOI:\u00a010.1038\/s41467-017-00431-9)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u5b66\u672f\u7ec4Z. Chen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/strong><\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u91d1\u5c5e\u9541\u7528\u4e8e\u7535\u6c60\u6750\u6599\u5177\u6709\u7406\u60f3\u7684\u6027\u80fd\uff1a\u9ad8\u80fd\u91cf\u5bc6\u5ea6\uff0c\u4f4e\u6c27\u5316\u8fd8\u539f\u7535\u52bf\uff0c\u65e0\u679d\u6676\u751f\u957f\uff0c\u50a8\u91cf\u4e30\u5bcc\uff0c\u5b89\u5168\uff0c\u5ec9\u4ef7\u3002\u867d\u7136\u76ee\u524d\u5df2\u7ecf\u6709\u5f88\u591a\u7684\u7814\u7a76\u62a5\u9053\uff0c\u4f46\u662f\u56e0\u4e3a\u52a8\u529b\u5b66\u9650\u5236\uff0c\u8fd9\u4e9b…<\/p>\n","protected":false},"author":3029,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-99541","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/99541"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/3029"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=99541"}],"version-history":[{"count":5,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/99541\/revisions"}],"predecessor-version":[{"id":99849,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/99541\/revisions\/99849"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=99541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=99541"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=99541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}