{"id":131088,"date":"2018-03-21T06:30:02","date_gmt":"2018-03-20T22:30:02","guid":{"rendered":"\/\/m.iemloyee.com\/?p=131088"},"modified":"2018-03-20T18:45:34","modified_gmt":"2018-03-20T10:45:34","slug":"%e4%b8%ad%e7%a7%91%e9%99%a2%e5%8c%96%e5%ad%a6%e6%89%80%e9%83%ad%e7%8e%89%e5%9b%bd%e5%9b%a2%e9%98%9fscience-advances%ef%bc%9a%e5%88%a9%e7%94%a8%e6%97%a0%e5%ba%8f%e9%92%a0%e7%a9%ba%e4%bd%8d%e6%9e%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=131088","title":{"rendered":"\u4e2d\u79d1\u9662\u5316\u5b66\u6240\u90ed\u7389\u56fd\u56e2\u961fScience Advances\uff1a\u5229\u7528\u65e0\u5e8f\u94a0\u7a7a\u4f4d\u6784\u7b51\u9ad8\u500d\u7387\u94a0\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599"},"content":{"rendered":"
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meV\uff09\u3002\u8be5\u5de5\u4f5c\u8fd1\u671f\u4ee5”Na<\/b><\/strong>+<\/b><\/sup><\/strong>\/vacancy disordering promises high-rate Na-ion batteries<\/b><\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u671f\u520aScience Advances<\/b><\/strong>\u4e0a\u3002<\/b><\/strong><\/p>\n \u56fe\u6587\u5bfc\u8bfb<\/b><\/strong><\/p>\n \u56fe1 P2-NaNM\u548cP2-NaNMT<\/b><\/strong>\u7684\u6676\u4f53\u7ed3\u6784<\/b><\/strong><\/p>\n \u00a0 \uff08A\uff09P2-NaNM\u548c\uff08B\uff09P2-NaNMT\u7684XRD\u7cbe\u4fee\u8c31\u56fe\u3002<\/p>\n \uff08C\uff09P2-NaNMT\u7684\u6676\u4f53\u7ed3\u6784\u793a\u610f\u56fe\u3002<\/p>\n \uff08D,\u00a0E\uff09P2-NaNMT\u5728[010]\u5e26\u8f74\u7684ABF-STEM\u548cHAADF-STEM\u56fe\u3002<\/p>\n \uff08F,\u00a0G\uff09P2-NaNMT\u5728[001]\u5e26\u8f74\u7684ABF-STEM\u548cHAADF-STEM\u56fe\u3002<\/p>\n \uff08H\uff09P2-NaNMT\u7684TEM-EDS\u56fe\u3002<\/p>\n \u00a0<\/b><\/strong>\u56fe<\/b><\/strong>2<\/b><\/strong>\u00a0P2-NaNM\u548cP2-NaNMT<\/b><\/strong>\u7684<\/b><\/strong>\u7535\u5316\u5b66<\/b><\/strong>\u6027\u80fd<\/b><\/strong><\/p>\n \u00a0 \uff08A\uff09P2-NaNM\u548c\uff08B\uff09P2-NaNMT\u7684\u57280.1C\u4e0b\u7684\u6052\u6d41\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n \uff08C\uff09P2-NaNMT\u7684\u4e0d\u540c\u5faa\u73af\u5708\u6570\u5bf9\u5e94\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n \uff08D\uff09P2-NaNM\u548cP2-NaNMT\u7684\u500d\u7387\u6027\u80fd\u5bf9\u6bd4\u56fe\u3002<\/p>\n \uff08E\uff09P2-NaNM\u548cP2-NaNMT\u57281C\u4e0b\u7684\u957f\u5faa\u73af\u6027\u80fd\u5bf9\u6bd4\u56fe\u3002<\/p>\n \u00a0<\/b><\/strong>\u56fe3<\/b><\/strong>\u00a0P2-NaNMT<\/b><\/strong>\u7684<\/b><\/strong>\u7535\u8377\u8865\u507f\u673a\u5236<\/b><\/strong><\/p>\n \u00a0 \uff08A\uff09 P2-Na2\/3<\/sub>–<\/sub>x<\/sub>NMT\u7684Ni-K edge \u548c\u00a0\uff08B\uff09 Mn-K edge\u7684X\u5c04\u7ebf\u5438\u6536\u8fd1\u8fb9\u7ed3\u6784\u00a0\uff08XANES\uff09\u3002<\/p>\n \uff08C\uff09P2-Na2\/3<\/sub>–<\/sub>x<\/sub>NMT\u7684Ni-K edge \u548c\u00a0\uff08D\uff09Mn-K edge\u7684\u6269\u5c55X\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\uff08EXAFS\uff09\u3002<\/p>\n \u00a0<\/b><\/strong>\u56fe4<\/b><\/strong>\u00a0P2-NaNM<\/b><\/strong>\u548cP2<\/b><\/strong>–<\/b><\/strong>NaNMT\u7535\u5316\u5b66\u8fc7\u7a0b\u7ed3\u6784\u53d8\u5316<\/b><\/strong><\/p>\n \uff08A\uff09P2-NaNM\u00a0\u548c\uff08B\uff09P2-NaNMT\u7684\u9996\u5708\u5145\u653e\u7535\u8fc7\u7a0b\u539f\u4f4dXRD\u8c31\u56fe\u3002<\/p>\n \u00a0<\/b><\/strong>\u56fe5<\/b><\/strong>\u00a0\u4e8c\u7ef4\u5185\u5e73\u9762\u94a0\u7a7a\u4f4d\u6709\u5e8f-\u65e0\u5e8f\u8f6c\u53d8\u673a\u5236<\/b><\/strong><\/p>\n \u00a0 \uff08A\uff09P2-Nad<\/sub>NM\u7684\u6052\u6d41\u5145\u7535\u66f2\u7ebf\u53ca\u5bf9\u5e94\u7684\u76f8\u5e94\u94a0\u542b\u91cf\u7684\uff08B\uff09\u5185\u5e73\u9762\u94a0\u7a7a\u4f4d\u6709\u5e8f\u7684\u793a\u610f\u56fe\u3002<\/p>\n \uff08C\uff09DFT\u8ba1\u7b97\u7684P2-NaNM\u548cP2-NaNMT\u5728Nae<\/sub>\u548cNaf<\/sub>\u4e24\u79cd\u5360\u4f4d\u4e4b\u95f4\u7684\u4f4d\u80fd\u5dee\u3002<\/p>\n \u00a0<\/b><\/strong>\u56fe6<\/b><\/strong>\u00a0\u94a0\u79bb\u5b50\u4f20\u8f93\u52a8\u529b\u5b66<\/b><\/strong><\/p>\n \u00a0 \uff08A\uff09P2-Na0.58<\/sub>NMT\u5728800K\u4e0b\u7684\u94a0\u79bb\u5b50\u4f20\u8f93\u901a\u9053\u6a21\u62df\u3002<\/p>\n \uff08B\uff09\u76f8\u5e94\u5bfc\u51fa\u7684P2-Na0.58<\/sub>NMT\u94a0\u79bb\u5b50\u6269\u6563\u6d3b\u5316\u80fd\u7684Arrhenius\u66f2\u7ebf\u3002<\/p>\n \u5c0f\u7ed3<\/b><\/strong><\/p>\n \u8be5\u7814\u7a76\u8868\u660e\u5728P2\u578b\u6b63\u6781\u6750\u6599\u91cc\u9009\u53d6\u8d39\u7c73\u80fd\u7ea7\u76f8\u5dee\u8f83\u5927\uff0cd\u8f68\u9053\u672a\u5360\u636e\u7535\u5b50\uff0c\u79bb\u5b50\u534a\u5f84\u6bd4\u66f4\u5c0f\u7684\u7535\u5316\u5b66\u975e\u6d3b\u6027\u79bb\u5b50\u5f15\u5165\u8fc7\u6e21\u91d1\u5c5e\u5c42\uff0c\u53ef\u4ee5\u538b\u7f29\u8fc7\u6e21\u91d1\u5c5e\u5c42\uff0c\u589e\u5927\u94a0\u5c42\u95f4\u8ddd\uff0c\u6709\u6548\u9650\u5236\u8fc7\u6e21\u91d1\u5c5e\u5c42\u7535\u5b50\u79bb\u57df\u548c\u7535\u8377\u6709\u5e8f\uff0c\u4e5f\u5728\u94a0\u5c42\u6210\u529f\u6784\u7b51\u94a0\u7a7a\u4f4d\u65e0\u5e8f\u7684\u6392\u5e03\u3002\u4ece\u800c\u5927\u5e45\u5ea6\u63d0\u9ad8\u94a0\u79bb\u5b50\u5728\u8fc7\u6e21\u91d1\u5c5e\u5c42\u95f4\u7684\u6269\u6563\u901f\u7387\u540c\u65f6\u964d\u4f4e\u94a0\u79bb\u5b50\u8fc1\u79fb\u52bf\u5792\u3002\u8fd9\u4e3a\u672a\u6765\u5f00\u53d1\u9ad8\u500d\u7387\u94a0\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599\u548c\u63a8\u8fdb\u94a0\u79bb\u5b50\u7535\u6c60\u5b9e\u7528\u5316\u5960\u5b9a\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n \u6587\u732e\u94fe\u63a5<\/b><\/strong>\uff1a<\/b><\/strong>Na+<\/sup>\/vacancy disordering promises high-rate Na-ion batteries<\/a>. Sci. Adv.<\/i><\/b><\/em><\/strong>\u00a0<\/b><\/strong>2018, 4<\/i><\/em>, eaar6018.\u00a0DOI: 10.1126\/sciadv.aar6018<\/p>\n \u56e2\u961f\u4ecb\u7ecd<\/b><\/strong><\/p>\n \u90ed\u7389\u56fd\u7814\u7a76\u5458\u957f\u671f\u81f4\u529b\u4e8e\u9ad8\u6027\u80fd\u94a0\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599\u7684\u5f00\u53d1\uff0c\u8fd1\u5e74\u6765\u5728\u666e\u9c81\u58eb\u84dd\u7c7b\u4f3c\u7269\u548c\u8fc7\u6e21\u91d1\u5c5e\u5c42\u72b6\u6c27\u5316\u7269\u6b63\u6781\u6750\u6599\u7684\u7814\u7a76\u8bbe\u8ba1\u53d6\u5f97\u4e86\u4e00\u7cfb\u5217\u539f\u521b\u6027\u6210\u679c\u3002\u8c37\u6797\u7814\u7a76\u5458\u957f\u671f\u81f4\u529b\u4e8e\u539f\u5b50\u5206\u8fa8\u7684\u7403\u5dee\u7535\u955c\u5728\u7535\u6781\u6750\u6599\u4e0a\u7684\u5e94\u7528\u548c\u63a2\u7d22\uff0c\u8fd1\u5e74\u6765\u4e0e\u90ed\u7389\u56fd\u7814\u7a76\u5458\u5408\u4f5c\u5728\u94a0\u79bb\u5b50\u7535\u6c60\u5c42\u72b6\u6b63\u6781\u6750\u6599\u7684\u76f8\u53d8\u5206\u6790\u548c\u53cd\u5e94\u673a\u7406\u7814\u7a76\u65b9\u9762\u53d6\u5f97\u4e86\u4e00\u7cfb\u5217\u7a81\u7834\u6027\u6210\u679c\uff0c\u5f15\u8d77\u4e86\u6d77\u5185\u5916\u5b66\u8005\u4ee5\u53ca\u5168\u7403\u65b0\u95fb\u5a92\u4f53\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002<\/p>\n \u56e2\u961f\u5728\u94a0\u79bb\u5b50\u7535\u6c60\u5c42\u72b6\u6b63\u6781\u6750\u6599\u9886\u57df<\/b><\/strong>\u76f8\u5173<\/b><\/strong>\u4f18\u8d28\u6587\u732e\u63a8\u8350<\/b><\/strong>\uff1a<\/b><\/strong><\/p>\n [1].Layered Oxide Cathodes for Sodium-Ion Batteries: Phase Transition, Air Stability, and Performance<\/a>, Adv. Energy Mater.<\/i><\/b><\/em><\/strong>\u00a02018, 8<\/i><\/em>, 1701912.<\/p>\n [2].Ti-Substituted NaNi0.5<\/sub>Mn0.5-x<\/sub>Tix<\/sub>O2<\/sub>\u00a0Cathodes with Reversible O3\u2013P3 Phase Transition for High-Performance Sodium-Ion Batteries<\/a>, Adv. Mater.<\/i><\/b><\/em><\/strong>\u00a02017, 29<\/i><\/em>, 1700210.<\/p>\n [3].Designing Air-Stable O3-Type Cathode Materials by Combined Structure Modulation for Na-Ion Batteries<\/a>,\u00a0<\/i><\/b><\/em><\/strong>J. Am. Chem. Soc.<\/i><\/b><\/em><\/strong>,<\/i><\/em>\u00a02017, 139<\/i><\/em>, 8440-8443.<\/p>\n [4].Honeycomb-Ordered Na3<\/sub>Ni1.5<\/sub>M0.5<\/sub>BiO6<\/sub>\u00a0(M = Ni, Cu, Mg, Zn) as High Voltage Layered Cathodes for Sodium-Ion Batteries<\/a>,\u00a0<\/i><\/b><\/em><\/strong>ACS Energy Lett. <\/i><\/b><\/em><\/strong>2017, 2<\/i><\/em>, 2715-2722<\/p>\n [5].Suppressing the P2-O2 Phase Transition of\u00a0Na0.67<\/sub>Mn0.67<\/sub>Ni0.33<\/sub>O2<\/sub>\u00a0by Magnesium Substitution for Improved Sodium-Ion Batteries<\/a>, Ang<\/i><\/b><\/em><\/strong>ew. Chem. Int. Ed.<\/i><\/b><\/em><\/strong>\u00a02016, 55<\/i><\/em>, 7445-7449.<\/p>\n \u611f\u8c22\u4e2d\u56fd\u79d1\u5b66\u9662\u5316\u5b66\u7814\u7a76\u6240\u90ed\u7389\u56fd\u7814\u7a76\u5458\u56e2\u961f\u4f9b\u7a3f\uff01<\/p>\n \u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\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\u5927\u5bb6\u5ead<\/a>\u3002<\/p>\n \u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n
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