{"id":231127,"date":"2021-12-24T06:53:32","date_gmt":"2021-12-23T22:53:32","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=231127"},"modified":"2021-12-23T21:55:01","modified_gmt":"2021-12-23T13:55:01","slug":"chem-mater-%e2%94%82%e8%a1%a8%e9%94%82%e4%b8%8d%e4%b8%80%ef%bc%8c%e9%93%8c%e5%94%b1%e9%94%82%e5%92%8c-%e9%80%9a%e8%bf%87%e6%99%b6","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=231127","title":{"rendered":"Chem. 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sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u4e3a\u4f7f\u4e09\u79cd\u6676\u4f53\u7ed3\u6784\u7684\u7535\u6c60\u6750\u6599\u7535\u5316\u5b66\u6d4b\u8bd5\u66f4\u5177\u6709\u53ef\u6bd4\u6027\uff0c\u4f5c\u8005\u9996\u5148\u786e\u5b9a\u7a33\u5b9a\u8131\u5d4c\u9502\u7684\u6700\u4f73\u7535\u538b\u7a97\u53e3\uff0c\u540c\u65f6\u7edf\u4e00\u4e09\u8005\u7684\u7535\u538b\u5dee\u5747\u4fdd\u63012V\u3002\u5728\u4f4e\u7684\u622a\u81f3\u7535\u4f4d\u4e0b\uff0c\u7535\u89e3\u6db2\u526f\u53cd\u5e94\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5f71\u54cd\u672c\u8eab\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u3002\u5f53\u4e00\u4e2a\u5408\u9002\u7684\u622a\u81f3\u7535\u4f4d\u4e0b\uff0cW<sub>3<\/sub>Nb<sub>14<\/sub>O<sub>44<\/sub>\u548cW<sub>10.3<\/sub>Nb<sub>6.7<\/sub>O<sub>47<\/sub>\u572820C\u7684\u9ad8\u500d\u7387\u57281000\u6b21\u5faa\u73af\u5145\u653e\u7535\u540e\uff0c\u4ecd\u80fd\u62e5\u670992%\u4ee5\u4e0a\u7684\u5bb9\u91cf\u4fdd\u6301\u7387\u3002<\/p>\n<p>\u56fe4. \u94cc\u94a8\u6c27\u5316\u7269\u7684\u63d2\u5c42\u8d5d\u7535\u5bb9\u884c\u4e3a\u8bc4\u4ef7\u548c\u9502\u79bb\u5b50\u6269\u6563\u7cfb\u6570\u6d4b\u91cf<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-231132\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/004.png\" alt=\"\" width=\"800\" height=\"919\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/004.png 800w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/004-261x300.png 261w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/004-768x882.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u94cc\u57fa\u6c27\u5316\u7269\u7684\u4e00\u4e2a\u72ec\u7279\u6027\u8d28\u662f\u5b83\u4eec\u5728\u9502\u63d2\u5c42\u4e0a\u7684\u8d5d\u7535\u5bb9\u884c\u4e3a\uff0c\u8fd9\u4e3b\u8981\u5f97\u76ca\u4e8e\u5176\u6676\u4f53\u7ed3\u6784\u5185\u7684\u5feb\u901f\u79bb\u5b50\u4f20\u8f93\u3002\u4e3a\u4e86\u8bc4\u4ef7\u6676\u4f53\u7ed3\u6784\u5bf9\u63d2\u5c42\u8d5d\u7535\u5bb9\u884c\u4e3a\u7684\u5f71\u54cd\uff0c\u5206\u522b\u8fdb\u884c\u4e86\u4e0d\u540c\u626b\u901f\u4e0b\u7684\u5faa\u73af\u4f0f\u5b89\u6d4b\u8bd5\u3002Nb<sup>5+<\/sup>\/Nb<sup>4+<\/sup>\u6c27\u5316\u8fd8\u539f\u5bf9\u7684b\u503c\u5747\u63a5\u8fd11\uff0c\u8868\u660e\u6240\u6709\u7684\u94cc\u94a8\u6c27\u5316\u72691.65 V\u9644\u8fd1\u90fd\u5177\u6709\u9ad8\u901f\u7387\u7684\u9502\u79bb\u5b50\u6269\u6563\u548c\u7535\u5bb9\u6027\u7684\u9502\u5b58\u50a8\u80fd\u529b\u3002<\/p>\n<p>\u56fe5. \u4e09\u79cd\u94a8\u94cc\u6c27\u5316\u7269\u7684\u534a\u7535\u6c60\u6027\u80fd<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-231133\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/005.png\" alt=\"\" width=\"800\" height=\"852\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/005.png 800w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/005-282x300.png 282w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/005-768x818.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u56fe5\u6bd4\u8f83\u4e86\u4e0d\u540c\u6676\u4f53\u7ed3\u6784\u7684\u94a8\u94cc\u6c27\u5316\u7269\u7684\u9502\u79bb\u5b50\u5b58\u50a8\u80fd\u529b\u3002W<sub>3<\/sub>Nb<sub>14<\/sub>O<sub>44<\/sub>\u7684Wadsley-Roth\u7ed3\u6784\u4e2d\u6240\u6709\u7684\u96a7\u9053\u90fd\u53ef\u4ee5\u5d4c\u5165\u9502\u79bb\u5b50\uff0c\u5bfc\u81f4\u5176\u63d2\u5c42\u540e\u7684\u9502\u79bb\u5b50\u542b\u91cf\u6700\u9ad8\uff08\u8d85\u8fc71.2\u4e2a\u91d1\u5c5e\u79bb\u5b50\uff09\u3002\u800c\u4e94\u8fb9\u5f62\uff08W<sub>10.3<\/sub>Nb<sub>6.7<\/sub>O<sub>47<\/sub>\uff09\u548c\u56db\u8fb9\u5f62\uff08WNb<sub>2<\/sub>O<sub>8<\/sub>\uff09\u90e8\u5206\u96a7\u9053\u88ab\u91d1\u5c5e\u79bb\u5b50\u5360\u636e\uff0c\u9650\u5236\u4e86\u989d\u5916\u9502\u79bb\u5b50\u7684\u53ef\u5bb9\u7eb3\u6027\u3002<\/p>\n<p>\u56fe6. \u94cc\u94a8\u6c27\u5316\u7269\u7ed3\u6784\u5185\u90e8\u9502\u5d4c\u5165\u80fd\u7684\u6620\u5c04(\u57fa\u4e8eDFT\u6a21\u62df\u8ba1\u7b97)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-231134\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/006.png\" alt=\"\" width=\"800\" height=\"1261\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/006.png 800w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/006-190x300.png 190w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/006-768x1211.png 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/006-650x1024.png 650w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u4e3a\u4e86\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e09\u79cd\u7ed3\u6784\u4e2d\u9502\u79bb\u5b50\u7684\u4e0d\u540c\u6269\u6563\u7279\u6027\uff0c\u91c7\u7528\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba(DFT)\u6a21\u62df\u8ba1\u7b97\u4e86\u9502\u79bb\u5b50\u7684\u63d2\u5c42\u80fd\u91cf\u3002\u5bf9\u4e8eWNb<sub>2<\/sub>O<sub>8<\/sub>\uff0c\u9502\u79bb\u5b50\u5728WNb<sub>2<\/sub>O<sub>8<\/sub>\u5185\u90e8\u7684\u6269\u6563\u53ef\u80fd\u4e3b\u8981\u6cbfbc\u9762\u800c\u4e0d\u662f\u6cbf\u96a7\u9053\u65b9\u5411\u3002\u7ed8\u5236\u7684\u9502\u63d2\u5c42\u4f4d\u7f6e\u663e\u793a\uff0c\u4e0d\u540c\u9502\u63d2\u5c42\u4f4d\u7f6e\u4e4b\u95f4\u7684\u8fde\u63a5\u5f88\u5c11\uff0c\u6cbfbc\u5e73\u9762\u5448\u952f\u9f7f\u72b6\u6269\u6563\u8def\u5f84\uff0c\u8fd9\u53ef\u80fd\u662f\u5bfc\u81f4WNb<sub>2<\/sub>O<sub>8<\/sub>\u7ed3\u6784\u4e2d\u9502\u79bb\u5b50\u6269\u6563\u901f\u7387\u8f83\u4f4e\u7684\u539f\u56e0\u3002<\/p>\n<p>\u5bf9\u4e8eW<sub>3<\/sub>Nb<sub>14<\/sub>O<sub>44<\/sub>\uff0c\u9502\u79bb\u5b50\u7684\u6700\u4f4e\u5d4c\u5165\u80fd\u51fa\u73b0\u5728\u65b9\u5757\u4e2d\u5fc3\u9644\u8fd1\u7684O4\u4f4d\uff0c\u4e14\u9502\u79bb\u5b50\u63d2\u5c42\u4f4d\u7f6e\u5206\u5e03\u5747\u5300\uff0c\u76f8\u4e92\u4e4b\u95f4\u9ad8\u5ea6\u4e92\u8054\uff0c\u4e3a\u9502\u79bb\u5b50\u7684\u6269\u6563\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u9014\u5f84\u3002<\/p>\n<p>\u5bf9\u4e8eW<sub>10.3<\/sub>Nb<sub>6.7<\/sub>O<sub>47<\/sub>\uff0c\u9502\u79bb\u5b50\u5728\u4e94\u89d2\u5f62\u96a7\u9053\u4e2d\u7684\u6269\u6563\u80fd\u4e3a0.396 eV\uff0c\u8def\u5f84\u4e3aO11\u2192O13\u2192O11\u3002\u8fd9\u8868\u660e\u5728W<sub>10.3<\/sub>Nb<sub>6.7<\/sub>O<sub>47<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u4e2d\u53ef\u80fd\u5b58\u5728\u4e00\u4e2a\u4e8c\u7ef4\u7684\u9502\u79bb\u5b50\u6269\u6563\u7f51\u7edc\uff0c\u8fd9\u53ef\u80fd\u662f\u5176\u9ad8\u9502\u79bb\u5b50\u6269\u6563\u7cfb\u6570\u548c\u9ad8\u901f\u7387\u6027\u80fd\u7684\u539f\u56e0\u3002<\/p>\n<p><strong><b>\u3010\u603b\u7ed3\u4e0e\u5c55\u671b\u3011<\/b><\/strong><\/p>\n<p>\u672c\u6587\u5408\u6210\u4e86\u4e09\u79cd\u4e0d\u540c\u96a7\u9053\u7ed3\u6784\u7684\u94a8\u94cc\u6c27\u5316\u7269\uff0c\u5e76\u5c06\u8be6\u7ec6\u7684\u96a7\u9053\u7ed3\u6784\u901a\u8fc7STEM\u6210\u50cf\u6210\u529f\u5730\u5728\u539f\u5b50\u6c34\u5e73\u4e0a\u63ed\u793a\uff0c\u5e76\u4e14\u8bc1\u5b9e\u4e86\u8fd9\u4e09\u79cd\u6676\u4f53\u7684\u9ad8\u500d\u7387\u5faa\u73af\u7a33\u5b9a\u7535\u538b\u7a97\u53e3\u4e0e\u5b83\u4eec\u7684\u96a7\u9053\u7ed3\u6784\u76f4\u63a5\u76f8\u5173\u3002\u57fa\u4e8e\u8fd9\u4e9b\u53d1\u73b0\uff0c\u603b\u7ed3\u5f97\u5230Wadsley-Roth\u7684\u7ed3\u6784\u5728\u83b7\u5f97\u9ad8\u8d28\u91cf\u5bb9\u91cf\u3001\u5168\u7535\u6c60\u7535\u538b\u548c\u4e2d\u7b49\u500d\u7387\u6027\u80fd\u65b9\u9762\u6709\u7740\u66f4\u5e7f\u6cdb\u7684\u524d\u9014\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9884\u6d4bW<sub>8<\/sub>Nb<sub>18<\/sub>O<sub>69<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u7b26\u5408\u4e0a\u8ff0\u6240\u8ff0\u7684\u6676\u4f53\u5b66\u7ed3\u6784\u4e0a\u7684\u7279\u6027\u3002\u6700\u540e\uff0c\u672c\u6587\u4e2d\u9610\u8ff0\u7684\u7ed3\u6784-\u7535\u5316\u5b66\u6027\u80fd\u7406\u8bba\u5e0c\u671b\u80fd\u591f\u4e3a\u672a\u6765\u5feb\u5145\u578b\u7535\u6c60\u6750\u6599\u7684\u7ed3\u6784\u8bbe\u8ba1\u63d0\u4f9b\u65b0\u7684\u542f\u793a\u3002<\/p>\n<p><strong><b>\u3010\u8bba\u6587\u5730\u5740\u3011<\/b><\/strong><\/p>\n<p>https:\/\/pubs.acs.org\/doi\/10.1021\/acs.chemmater.1c03727<\/p>\n<p><strong>\u3010\u4f5c\u8005\u7b80\u4ecb\u3011<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-231135\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/007.png\" alt=\"\" width=\"300\" height=\"424\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/007.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/12\/007-212x300.png 212w\" sizes=\"(max-width: 300px) 100vw, 300px\" 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Rev., Nat. Commun. (2\u7bc7), Energy Environ. Sci. (6\u7bc7), Adv. Mater. 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