{"id":233977,"date":"2022-03-10T06:30:14","date_gmt":"2022-03-09T22:30:14","guid":{"rendered":"\/\/m.iemloyee.com\/?p=233977"},"modified":"2022-03-09T10:23:00","modified_gmt":"2022-03-09T02:23:00","slug":"angew-chem-%ef%bc%9a%e5%85%b7%e6%9c%89%e9%ab%98%e6%95%88%e5%8f%8dkasha%e5%8f%91%e5%85%89%e7%89%b9%e6%80%a7%e7%9a%84%e5%8f%8c%e7%a1%bc%e6%9d%82%e9%ab%98%e9%98%b6%e5%b9%b6%e8%8b%af","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=233977","title":{"rendered":"Angew. Chem.\uff1a\u5177\u6709\u9ad8\u6548\u53cdKasha\u53d1\u5149\u7279\u6027\u7684\u53cc\u787c\u6742\u9ad8\u9636\u5e76\u82ef"},"content":{"rendered":"
\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n \u5e76\u82ef\uff08Acenes\uff09<\/span><\/strong>\u7c7b\u5316\u5408\u7269\u56e0\u5176\u72ec\u7279\u7684\u5206\u5b50\u7ed3\u6784\u5728\u6709\u673a\u5149\u7535\u6750\u6599\u7b49\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\uff08\u56fe1a<\/strong>\uff09\u3002\u4f8b\u5982\uff0c\u84bd\u7684\u884d\u751f\u7269\u662f\u7ecf\u5178\u7684\u84dd\u5149\u6750\u6599\uff0c\u5e76\u4e94\u82ef\u662f\u6027\u80fd\u4f18\u5f02\u7684\u7a7a\u7a74\u4f20\u8f93\u6750\u6599\u7b49\u3002\u76ee\u524d\u4eba\u4eec\u5bf9\u5e76\u82ef\u7684\u7814\u7a76\u4e3b\u8981\u96c6\u4e2d\u5728\u5e76\u4e94\u82ef\u4ee5\u53ca\u66f4\u77ed\u7684\u5e76\u82ef\u5206\u5b50\uff0c\u800c\u5bf9\u66f4\u957f\u7684\u9ad8\u9636\u5e76\u82ef\uff08\u82ef\u73af\u6570\u91cfN \u2265 6\uff09<\/span><\/strong>\u7684\u63a2\u7d22\u5374\u53d7\u9650\u4e8e\u5176\u5408\u6210\u4e0a\u7684\u6311\u6218\u4e0e\u6781\u5dee\u7684\u7a7a\u6c14\u7a33\u5b9a\u6027\uff08Adv. Sci. 2020, 7, 1903<\/em><\/span>\uff09\u3002\u5f97\u76ca\u4e8e\u8868\u9762\u5408\u6210\u6280\u672f\u7684\u53d1\u5c55\uff0c\u4eba\u4eec\u5728\u8d85\u9ad8\u771f\u7a7a\uff08UHV\uff09\u6761\u4ef6\u4e0b\u4e0d\u65ad\u7a81\u7834\u6781\u9650\uff0c\u5df2\u7ecf\u80fd\u591f\u5408\u6210\u51fa\u6700\u957f\u7684\u5e76\u5341\u4e8c\u82ef\uff08N = 12\uff09\uff0c\u5e76\u901a\u8fc7\u626b\u63cf\u96a7\u9053\u663e\u5fae\u6280\u672f\uff08STM\uff09\u5bf9\u5176\u8fdb\u884c\u4e86\u8868\u5f81\uff08ACS Nano 2020, 14, 1011<\/em><\/span>\uff09\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5229\u7528\u7ecf\u5178\u7684\u6eb6\u6db2\u6cd5\u5236\u5907\u9ad8\u9636\u5e76\u82ef\u4f9d\u65e7\u5b58\u5728\u5f88\u5927\u7684\u56f0\u96be\uff0c\u76ee\u524d\u901a\u8fc7\u8be5\u65b9\u6cd5\u5408\u6210\u7684\u5e76\u82ef\u957f\u5ea6\u59cb\u7ec8\u96be\u4ee5\u7a81\u78349\u4e2a\u82ef\u73af\u5355\u5143\uff08N \u2264 9\uff09<\/strong><\/span>\u3002\u5728\u5e76\u82ef\u9aa8\u67b6\u4e2d\u5f15\u5165sp2<\/sup>\u6742\u5316\u7684\u4e3b\u65cf\u5143\u7d20\u4e0d\u4ec5\u80fd\u591f\u6539\u5584\u5176\u7a33\u5b9a\u6027\uff0c\u800c\u4e14\u53ef\u4ee5\u6709\u6548\u5730\u8c03\u63a7\u5176\u7535\u5b50\u7ed3\u6784\u4e0e\u5149\u7535\u6027\u8d28\uff0c\u56e0\u800c\u5907\u53d7\u4eba\u4eec\u5173\u6ce8\u3002\u4f8b\u5982\uff0c\u6c2e\u6742\u3001\u6c27\u6742\u3001\u786b\u6742\u9ad8\u9636\u5e76\u82ef\u8fd1\u5e74\u6765\u4e0d\u65ad\u88ab\u62a5\u9053\uff0c\u663e\u793a\u51fa\u72ec\u7279\u7684\u5149\u7535\u548c\u78c1\u5b66\u6027\u8d28\uff08Chem 2021, 7, 358<\/span><\/em>\uff09\u3002\u787c\u539f\u5b50\u56e0\u5177\u6709\u72ec\u7279\u7684\u7a7a\u8f68\u9053\u800c\u88ab\u5e7f\u6cdb\u5f15\u5165\u7a20\u73af\u82b3\u70c3\uff08PAHs\uff09\u7ed3\u6784\u4e2d\uff0c\u521b\u9020\u4e86\u8bb8\u591a\u6027\u8d28\u4f18\u5f02\u7684\u65b0\u578b\u5171\u8f6d\u5206\u5b50\uff0c\u4f46\u76ee\u524d\u5173\u4e8e\u787c\u6742\u5e76\u82ef\u5316\u5408\u7269\uff08boraacenes\uff09<\/span><\/strong>\u7684\u7814\u7a76\u5374\u975e\u5e38\u6709\u9650\uff08\u56fe1b-d<\/strong>\uff09\uff0c\u5177\u6709\u826f\u597d\u7a7a\u6c14\u7a33\u5b9a\u6027\u7684\u787c\u6742\u9ad8\u9636\u5e76\u82ef\u66f4\u662f\u4ece\u672a\u88ab\u62a5\u9053\u8fc7\u3002<\/p>\n <\/p>\n \u56fe1\u00a0<\/b><\/strong>\u00a0\u5df2\u6709\u7684\u787c\u6742\u5e76\u82ef\u9aa8\u67b6\u4e0e\u672c\u6587\u5de5\u4f5c \u00a9 Wiley<\/span><\/p>\n \u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/b><\/strong><\/p>\n \u8fd1\u65e5\uff0c\u5357\u5f00\u5927\u5b66\u738b\u5c0f\u91ce<\/b><\/strong>\u8bfe\u9898\u7ec4\u62a5<\/b><\/strong>\u9053\u4e86\u7a7a\u6c14<\/b><\/strong>\u7a33<\/b><\/strong>\u5b9a\u7684\u53cc\u787c<\/b><\/strong>\u6742<\/b><\/strong>\u5e76\u4e03\u82ef\uff08<\/b><\/strong>DBH\uff09\u4ee5\u53ca\u5177\u6709\u66f4<\/b><\/strong>\u957f<\/b><\/strong>\u5206\u5b50\u9aa8\u67b6\u7684\u53cc\u787c<\/b><\/strong>\u6742<\/b><\/strong>\u5e76\u4e5d\u82ef\uff08<\/b><\/strong>DBN\uff09\u7684\u5408\u6210\uff0c<\/b><\/strong>\u521b<\/b><\/strong>\u9020\u4e86\u787c<\/b><\/strong>\u6742<\/b><\/strong>\u5e76\u82ef\u7c7b\u5206\u5b50\u65b0\u7684<\/b><\/strong>\u957f<\/b><\/strong>\u5ea6<\/b><\/strong>\u7eaa\u5f55<\/b><\/strong>\u3002<\/b><\/strong>\u5b9e\u9a8c\u548c\u7406\u8bba\u8ba1\u7b97\uff08TD-DFT\uff09\u7ed3\u679c\u8868\u660e\u4e24\u4e2a\u5206\u5b50\u8868\u73b0\u51fa\u533a\u522b\u4e8e\u4f20\u7edf\u53d1\u5149\u6750\u6599\u7684\u53cdKasha\u53d1\u5c04\u884c\u4e3a\uff08\u4ece\u9ad8\u6fc0\u53d1\u6001\u76f4\u63a5\u53d1\u5149\uff09\uff0c\u5e76\u4e14\u5149\u81f4\u53d1\u5149\u91cf\u5b50\u6548\u7387\uff08PLQYs\uff09\u9ad8\u8fbe98\u00b12%\u3002\u8003\u8651\u5230\u53cdKasha\u53d1\u5149\u6750\u6599\u7684\u5e7f\u6cdb\u5e94\u7528\uff0c\u8be5\u7c7b\u787c\u6742\u9ad8\u9636\u5e76\u82ef\u5206\u5b50\u6709\u671b\u5728\u6709\u673a\u5149\u5316\u5b66\u3001\u5149\u7535\u5668\u4ef6\u3001\u4f20\u611f\u548c\u751f\u7269\u6210\u50cf\u7b49\u9886\u57df\u5c55\u73b0\u51fa\u91cd\u8981\u7684\u5e94\u7528\u4ef7\u503c\u3002\u76f8\u5173\u8bba\u6587\u4ee5\u9898\u4e3a\uff1a\u201cPushing the Length Limit of Dihydrodiboraacenes: Synthesis and Characterizations of Boron-Embedded Heptacene and Nonacene<\/strong>\u201d\u53d1\u8868\u5728Angew. Chem. Int. Ed.<\/em><\/strong>\u4e0a\u3002<\/p>\n \u4e09\u3001\u3010\u6570\u636e\u6982\u89c8<\/b><\/strong>\u3011<\/b><\/strong><\/p>\n DBH<\/b><\/strong>\u548cDBN\u7684\u5408\u6210\u8def\u7ebf<\/b><\/strong><\/p>\n \u56fe2\u00a0<\/b><\/strong>\u00a0DBH<\/b><\/strong>\u548cDBN<\/b><\/strong>\u7684\u5408\u6210\u8def\u7ebf\u3002\u53cd\u5e94\u8bd5\u5242\u4e0e\u6761\u4ef6\uff1a(a) (i) MesMgBr, THF, rt to reflux, 48 h; (ii) NaH2<\/sub>PO2<\/sub>\u2022H2<\/sub>O, KI, AcOH, reflux, 4 h, 34%. (b) t<\/i><\/em>-BuLi, TMSOTf, THF\/Et2<\/sub>O, \u2212120 \u00b0C, 1 h, 57%. (c) BBr3<\/sub>, heptane, 120 \u00b0C, 48 h, 35% for 4<\/b><\/strong>; 73% for 10<\/b><\/strong>. (d) TipMgBr, toluene, 0 \u00b0C to rt, 18 h, 65% for DBH<\/b><\/strong>; 31% for DBN<\/b><\/strong>. (e) n<\/i><\/em>-Bu4<\/sub>NF, DCM, rt, 3 h, 66%. (f) furan, n<\/i><\/em>-BuLi, toluene\/THF (4:1, v\/v), \u221215 \u00b0C\u00a0to rt, 1 h, 60%. (g) LiAlH4<\/sub>, TiCl4<\/sub>, Et3<\/sub>N, THF, reflux, 24 h, 55%.\u00a0\u00a9 Wiley<\/span><\/p>\n \u4e24\u4e2a\u5206\u5b50\u5747\u4ee5\u7ecf\u5178\u7684Si\/B\u4ea4\u6362\u53cd\u5e94\u4f5c\u4e3a\u5173\u952e\u6b65\u9aa4\u5408\u6210\uff0c\u91cd\u70b9\u5728\u4e8e\u5e26\u6709\u90bb\u4e8cTMS\u57fa\u56e2\u5173\u952e\u524d\u4f53\u7684\u6784\u5efa\uff08\u56fe2\uff09\u3002\u5728DBH<\/b><\/strong>\u7684\u5408\u6210\u8def\u7ebf\u4e2d\uff0c\u8be5\u56e2\u961f\u5148\u5236\u5907\u4e86\u90bb\u4e8c\u6eb4\u84bd\u7684\u9aa8\u67b6\uff08\u6b65\u9aa4a<\/strong>\uff09\uff0c\u968f\u540e\u5728\u4f4e\u6e29\u4e0b\uff08\u2212120 \u00b0C\uff09\u7ecf\u8fc7\u4e00\u6b65\u6cd5\u5b8c\u6210\u90bb\u4e8cTMS\u84bd\u884d\u751f\u72693<\/b><\/strong>\u7684\u5408\u6210\uff08\u6b65\u9aa4b<\/strong>\uff09\u3002\u7136\u800c\u7531\u4e8e\u5e95\u7269\u53cd\u5e94\u6027\u7684\u5dee\u5f02\uff0c\u76f8\u540c\u7684\u7b56\u7565\u5e76\u4e0d\u9002\u7528\u4e8e\u542b\u90bb\u4e8cTMS\u57fa\u56e2\u7684\u5e76\u56db\u82ef\u884d\u751f\u72699<\/b><\/strong>\u7684\u5236\u5907\u3002\u56e0\u6b64\u4ed6\u4eec\u9009\u62e9\u5148\u901a\u8fc7Diels-Alder\u53cd\u5e94\u5f15\u5165\u90bb\u4e8cTMS\u5b98\u80fd\u56e2\uff08\u6b65\u9aa4e-f<\/strong>\uff09\uff0c\u7136\u540e\u518d\u8131\u9664\u53cc\u6c27\u6865\u6784\u5efa\u5e76\u56db\u82ef\u9aa8\u67b6\uff08\u6b65\u9aa4g<\/strong>\uff09\u3002\u901a\u8fc7Si\/B\u4ea4\u6362\u53cd\u5e94\u5f97\u5230\u76ee\u6807\u787c\u6742\u5e76\u82ef\u9aa8\u67b6\u540e\uff08\u6b65\u9aa4c<\/strong>\uff09\uff0c\u4ed6\u4eec\u8fdb\u4e00\u6b65\u5728\u787c\u4e0a\u5f15\u5165\u4e86\u5927\u4f4d\u963b\u76842,4,6-triisopropylphenyl\uff08Tip\uff09\u53d6\u4ee3\u57fa\u4ee5\u63d0\u9ad8\u4ea7\u7269\u7684\u7a7a\u6c14\u7a33\u5b9a\u6027\uff08\u6b65\u9aa4d<\/strong>\uff09\u5e76\u6210\u529f\u5f97\u5230\u6700\u7ec8\u4ea7\u7269\u3002DBH<\/b><\/strong>\u5206\u5b50\u8868\u73b0\u51fa\u6781\u9ad8\u7684\u7a7a\u6c14\u7a33\u5b9a\u6027\uff0c\u5176THF\u6eb6\u6db2\u80fd\u591f\u5728\u7a7a\u6c14\u4e0b\u4fdd\u5b58\u5341\u5929\u800c\u4e0d\u53d1\u751f\u660e\u663e\u53d8\u5316\uff0c\u800cDBN<\/b><\/strong>\u5206\u5b50\u5219\u7a7a\u6c14\u7a33\u5b9a\u6027\u8f83\u5dee\uff0c\u5b83\u5728\u7a7a\u6c14\u4e2d\u7684\u534a\u8870\u671f\uff08t<\/i><\/em>1\/2<\/sub>\uff09\u53ea\u670911.8 min\u3002<\/p>\n BDBH<\/b><\/strong>\u548cDBN\u7684\u5355\u6676\u7ed3\u6784\u89e3\u6790<\/b><\/strong><\/p>\n \u56fe3\u00a0<\/b><\/strong>\u00a0DBH<\/b><\/strong>\uff08\u5de6\uff09\u4e0eDBN<\/b><\/strong>\uff08\u53f3\uff09\u7684\uff08a-b\uff09\u5355\u6676\u7ed3\u6784\u3001\uff08c-d\uff09\u90e8\u5206\u952e\u957f\u548c\uff08e-f\uff092D\u00a0ICSS(1)zz<\/sub>\u56fe \u00a0\u00a9 Wiley<\/span><\/p>\n DBH<\/b><\/strong>\u548cDBN<\/b><\/strong>\u7684\u7ed3\u6784\u5747\u901a\u8fc7\u5355\u6676X\u5c04\u7ebf\u884d\u5c04\u5f97\u4ee5\u786e\u8ba4\uff08\u56fe3a-b<\/strong>\uff09\u3002\u53ef\u4ee5\u770b\u51fa\u4e24\u4e2a\u5206\u5b50\u90fd\u6709\u5f88\u597d\u7684\u521a\u6027\u7ed3\u6784\uff0czigzag\u4f4d\u53d6\u4ee3\u57fa\u8fd1\u4e4e\u5782\u76f4\u4e8e\u9aa8\u67b6\u5e73\u9762\uff0c\u5e76\u4e14\u7a20\u73af\u6570\u91cf\u7684\u589e\u591a\u4f1a\u4f7f\u9aa8\u67b6\u53d1\u751f\u8f7b\u5fae\u7684\u626d\u66f2\u3002\u7ecf\u8fc7\u6d4b\u91cf\u4e0d\u540c\u4f4d\u7f6e\u7684\u952e\u957f\uff0c\u4f5c\u8005\u53d1\u73b0\u9aa8\u67b6\u4e2d\u5fc3\u5177\u67094\u03c0\u7535\u5b50\u7684C4<\/sub>B2<\/sub>\u73af\u7684C-B\u952e\u952e\u957f\uff081.55\u00a0\u00c5\uff09\u8981\u77ed\u4e8e\u4e00\u822c\u672a\u6210\u73af\u7684C-B\u952e\u952e\u957f\uff08\u5982\u4e09\u82b3\u57fa\u787c\u4e2dC-B\u952e\u7684\u952e\u957f\uff1a1.57 ~ 1.59\u00a0\u00c5\uff09\uff0c\u540c\u65f6C-C\u952e\u952e\u957f\uff081.46\u00a0\u00c5\uff09\u8981\u957f\u4e8e\u9aa8\u67b6\u4e2d\u5176\u5b83C6<\/sub>\u73af\u76f8\u540c\u4f4d\u7f6e\u7684C-C\u952e\u952e\u957f\uff081.41 ~ 1.42\u00a0\u00c5\uff09\u3002\u8fd9\u8868\u660e\u03c0\u7535\u5b50\u80fd\u591f\u79bb\u57df\u5728\u6574\u4e2aC4<\/sub>B2<\/sub>\u73af\u4e0a\uff0c\u4f7f\u5176\u5448\u73b0\u51fa\u53cd\u82b3\u9999\u6027\u7684\u7279\u5f81\uff08\u56fe3c-d<\/strong>\uff09\u3002\u7406\u8bba\u8ba1\u7b97\u7684NICS(1)zz<\/sub>\u503c\u3001ICSS(1)zz<\/sub>\u56fe\u4ee5\u53caACID\u56fe\u4e5f\u540c\u6837\u8bc1\u660e\u5176\u53cd\u82b3\u9999\u6027\u7684\u7279\u5f81\uff08\u56fe3e-f<\/strong>\uff09\u3002<\/p>\n DBH<\/b><\/strong>\u548cDBN\u7684\u5149\u7269\u7406\u6027\u8d28\u7814\u7a76<\/b><\/strong><\/p>\n \u56fe<\/b><\/strong>4\u00a0<\/b><\/strong>\u00a0DBH<\/b><\/strong>\uff08\u5de6\uff09\u4e0eDBN<\/b><\/strong>\uff08\u53f3\uff09\u7684\uff08a-b\uff09\u5438\u6536\u53d1\u5c04\u5149\u8c31\u3001\uff08c-d\uff09\u57fa\u6001TD-DFT\u8ba1\u7b97\u7684\u4e3b\u8981\u7535\u5b50\u8dc3\u8fc1\u548c\uff08e-f\uff09\u57fa\u4e8e\u70ed\u6d3b\u5316\u673a\u7406\u7684\u53cdKasha\u53d1\u5c04\u793a\u610f\u56fe \u00a0\u00a9 Wiley<\/span><\/p>\n DBH<\/b><\/strong>\u4e0eDBN<\/b><\/strong>\u7684\u4f4e\u80fd\u91cf\u5438\u6536\u5cf0\u4e3b\u8981\u96c6\u4e2d\u5728\u53ef\u89c1\u5149\u533a\u57df\u3002\u57fa\u6001TD-DFT\u8ba1\u7b97\u7ed3\u679c\u8868\u660e\u4e24\u4e2a\u5206\u5b50\u7684S0<\/sub>\u00e0S1<\/sub>\u90fd\u662f\u8dc3\u8fc1\u7981\u963b\u7684\uff0cDBH<\/b><\/strong>\u7684\u4e3b\u8981\u5438\u6536\u8dc3\u8fc1\u4e3aS0<\/sub>\u00e0S2<\/sub>\u8dc3\u8fc1\uff0cDBN<\/b><\/strong>\u4e3aS0<\/sub>\u00e0S2<\/sub>\u3001S0<\/sub>\u00e0S3<\/sub>\u548cS0<\/sub>\u00e0S4<\/sub>\u591a\u4e2a\u7535\u5b50\u6001\u95f4\u7684\u8dc3\u8fc1\uff08\u56fe4c-d<\/strong>\uff09\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u4e24\u4e2a\u5206\u5b50\u90fd\u6709\u7740\u4e0e\u5176\u5438\u6536\u6210\u955c\u50cf\u7684\u53d1\u5c04\u5149\u8c31\uff0cPLQYs\u5206\u522b\u4e3a98\u00b12%\u548c51%\u3002\u5206\u5b50DBH<\/b><\/strong>\u7684PLQY\u662f\u6240\u6709\u9ad8\u9636\u5e76\u82ef\u7c7b\u5206\u5b50\u4e2d\u6700\u9ad8\u7684\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5c3d\u7ba1\u4e24\u4e2a\u5206\u5b50\u7684S0<\/sub>\u00e0S1<\/sub>\u8dc3\u8fc1\u90fd\u662f\u7981\u963b\u7684\uff0c\u4f46\u5176\u5438\u6536\u4e0e\u53d1\u5c04\u66f2\u7ebf\u5747\u5448\u73b0\u51fa\u8f83\u5c0f\u7684Stokes\u4f4d\u79fb\u4e0e\u8f83\u5927\u7684\u91cd\u53e0\u9762\u79ef\uff0c\u8868\u660e\u53ef\u80fd\u5b58\u5728\u7279\u6b8a\u7684\u53cdKasha\u53d1\u5c04\u8fc7\u7a0b\u3002\u6fc0\u53d1\u6001TD-DFT\u8ba1\u7b97\u7ed3\u679c\u8868\u660e\u4e24\u4e2a\u5206\u5b50\u7684S1<\/sub>\u00e0S0<\/sub>\u90fd\u662f\u8dc3\u8fc1\u7981\u963b\u7684\uff0c\u5e76\u4e14\u4e3b\u8981\u7684\u8f90\u5c04\u8870\u51cf\u6765\u6e90\u4e8e\u66f4\u9ad8\u7684\u6fc0\u53d1\u6001\uff08\u56fe4e-f<\/strong>\uff09\u3002\u8fdb\u4e00\u6b65\u7684\u5185\u8f6c\u6362\u901f\u7387\u4e0e\u8f90\u5c04\u8870\u51cf\u901f\u7387\u8ba1\u7b97\u7ed3\u679c\u63ed\u793a\u4e86\u8fd9\u4e00\u53cdKasha\u53d1\u5149\u73b0\u8c61\u6765\u6e90\u4e8e\u5178\u578b\u7684\u70ed\u6d3b\u5316\u8fc7\u7a0b\uff0c\u8fd9\u4e5f\u901a\u8fc7DBH<\/b><\/strong>\u7684\u53d8\u6e29\u8367\u5149\u5149\u8c31\u5f97\u5230\u4e86\u8bc1\u5b9e\u3002<\/p>\n DBH<\/b><\/strong>\u7684\u7535\u5316\u5b66\u6027\u8d28\u7814\u7a76<\/b><\/strong><\/p>\n \u6700\u540e\uff0c\u4f5c\u8005\u4ee5DBH<\/b><\/strong>\u5206\u5b50\u4e3a\u4f8b\uff0c\u7814\u7a76\u4e86\u5728\u5e76\u82ef\u9aa8\u67b6\u4e0a\u5f15\u5165\u7f3a\u7535\u5b50\u7684\u787c\u539f\u5b50\u5bf9\u5176\u7535\u5316\u5b66\u6027\u8d28\u7684\u5f71\u54cd\uff08\u56fe5<\/strong>\uff09\u3002\u5faa\u73af\u4f0f\u5b89\uff08CV\uff09\u6d4b\u8bd5\u7ed3\u679c\u663e\u793aDBH<\/b><\/strong>\u5177\u6709\u4e24\u4e2a\u53ef\u9006\u7684\u8fd8\u539f\u5cf0\uff08E<\/i><\/em>red<\/sub>1\/2<\/sup>\u5206\u522b\u4e3a\u22122.05 eV\u548c\u22122.69 eV\uff09\uff0c\u8868\u660e\u5176\u4f18\u5f02\u7684\u7535\u5b50\u63a5\u53d7\u80fd\u529b\u3002\u6b64\u5916\uff0c\u4ed6\u4eec\u5bf9\u5206\u5b50DBH<\/b><\/strong>\u8fdb\u884c\u4e86\u5316\u5b66\u8fd8\u539f\uff0c\u5e76\u539f\u4f4d\u8868\u5f81\u4e86\u5176\u9634\u79bb\u5b50\u81ea\u7531\u57faDBH<\/b><\/strong>\u2022\u2212<\/b><\/sup><\/strong>\u548c\u53cc\u8d1f\u79bb\u5b50DBH<\/b><\/strong>2\u2212<\/b><\/sup><\/strong>\u7684\u7535\u5b50\u987a\u78c1\u5171\u632f\u6ce2\u8c31\uff08EPR\uff09\u548c\u7d2b\u5916-\u53ef\u89c1-\u8fd1\u7ea2\u5916\u5438\u6536\u5149\u8c31\u3002\u7406\u8bba\u8ba1\u7b97\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u4e00\u81f4\uff0c\u8bc1\u660e\u4e86DBH<\/b><\/strong>\u2022\u2212<\/b><\/sup><\/strong>\u7684\u5f00\u58f3\u5c42\u7279\u5f81\u548cDBH<\/b><\/strong>2\u2212<\/b><\/sup><\/strong>\u7684\u95ed\u58f3\u5c42\u7279\u5f81\u3002<\/p>\n \u56fe<\/b><\/strong>5\u00a0<\/b><\/strong>\u00a0DBH<\/b><\/strong>\u3001DBH<\/b><\/strong>\u2022\u2212<\/b><\/sup><\/strong>\u548cDBH<\/b><\/strong>2\u2212<\/b><\/sup><\/strong>\u7684\u5438\u6536\u5149\u8c31\u3001\u6eb6\u6db2\u56fe\u7247\u4ee5\u53caDBH<\/b><\/strong>\u7684\u5faa\u73af\u4f0f\u5b89\u56fe \u00a0
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