{"id":235044,"date":"2022-03-25T08:20:07","date_gmt":"2022-03-25T00:20:07","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=235044"},"modified":"2022-03-25T08:33:25","modified_gmt":"2022-03-25T00:33:25","slug":"%e7%ac%ac6%e7%af%87%ef%bc%81%e5%8c%97%e8%88%aa%e8%b5%b5%e7%ab%8b%e4%b8%9c%e6%95%99%e6%8e%88%e6%9c%80%e6%96%b0%e6%88%90%e6%9e%9c%e5%86%8d%e6%ac%a1%e5%88%8a%e7%99%bbscience","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=235044","title":{"rendered":"\u7b2c6\u7bc7\uff01\u5317\u822a\u8d75\u7acb\u4e1c\u6559\u6388\u6700\u65b0\u6210\u679c\u518d\u6b21\u520a\u767bscience"},"content":{"rendered":"<p>\u3010\u5bfc\u8bfb\u3011<\/p>\n<p>\u70ed\u7535\u6750\u6599\u5177\u6709\u5de8\u5927\u7684\u7eff\u8272\u80fd\u6e90\u53d1\u7535\u6f5c\u529b\uff0c\u56e0\u4e3a\u5b83\u4eec\u53ef\u4ee5\u5b9e\u73b0\u70ed\u7535\u4e4b\u95f4\u7684\u76f4\u63a5\u8f6c\u6362\u3002\u70ed\u7535\u6027\u80fd\u7531\u65e0\u91cf\u7eb2\u54c1\u8d28\u56e0\u6570\u51b3\u5b9a\uff0cZT=S<sup>2<\/sup>\u03c3T\/\u03ba<sub>tot<\/sub>,\u5176\u4e2dS\u3001\u03c3\u3001T\u3001\u03ba<sub>tot<\/sub>\u5206\u522b\u8868\u793a\u585e\u8d1d\u514b\u7cfb\u6570\u3001\u7535\u5bfc\u7387\u3001\u5f00\u5c14\u6587\u7edd\u5bf9\u6e29\u5ea6\u548c\u603b\u5bfc\u70ed\u7cfb\u6570\uff0c\u5176\u4e2d\u5305\u62ec\u6676\u683c\u5bfc\u70ed\u7cfb\u6570\u03ba<sub>lat<\/sub>\u548c\u7535\u5b50\u5bfc\u70ed\u7cfb\u6570\u03ba<sub>ele<\/sub>\u3002\u5c3d\u7ba1\u8fd9\u4e9b\u53c2\u6570\u4e4b\u95f4\u590d\u6742\u7684\u76f8\u4e92\u5173\u7cfb\u5bf9\u4f18\u5316\u70ed\u7535\u6027\u80fd\u63d0\u51fa\u4e86\u6311\u6218\uff0c\u4f46\u7ecf\u8fc7\u6570\u5341\u5e74\u7684\u52aa\u529b\uff0c\u7814\u7a76\u4eba\u5458\u5df2\u7ecf\u5f00\u53d1\u51fa\u51e0\u79cd\u7b56\u7565\u6765\u89e3\u51b3\u5b83\uff0c\u5305\u62ec\u80fd\u5e26\u7ed3\u6784\u5de5\u7a0b\u4ee5\u589e\u5f3a\u7535\u4f20\u8f93\u7279\u6027\uff0c\u8bbe\u8ba1\u591a\u7ef4\u7f3a\u9677\u4ee5\u6291\u5236\u70ed\u4f20\u5bfc\uff0c\u5e76\u5229\u7528\u56fa\u6709\u7684\u4f4e\u70ed\u5bfc\u7387\u6750\u6599\u4e13\u6ce8\u4e8e\u4f18\u5316\u7535\u4f20\u8f93\u6027\u80fd\u3002\u7531\u4e8e\u8fd9\u4e9b\u7b56\u7565\uff0cZT<sub>max<\/sub>\u503c\u8d85\u8fc72.0\u7684\u70ed\u7535\u6750\u6599\u4e0d\u518d\u50cf\u51e0\u5341\u5e74\u524d\u90a3\u6837\u7f55\u89c1\u3002\u800cZT\u503c\u8fc7\u9ad8\u53ef\u80fd\u662f\u6e29\u5ea6\u56e0\u7d20\u9020\u6210\u7684\u3002\u7528Z\u4ee3\u66ffZT\u8ba1\u7b97\u7535\u5b50\u548c\u58f0\u5b50\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u8f93\u8fd0\u66f4\u76f4\u89c2\u3002\u5728\u70ed\u7535\u5668\u4ef6\u7684\u8bbe\u7f6e\u4e0a\uff0c\u4e00\u4e9b\u6700\u5148\u8fdb\u7684\u70ed\u7535\u6750\u6599\u4ecd\u7136\u4e0d\u80fd\u6ee1\u8db3\u5fc5\u8981\u7684\u8981\u6c42\uff0c\u56e0\u4e3a\u5b9e\u9645\u7684\u70ed\u7535\u5668\u4ef6\u8981\u6c42\u5728\u5bbd\u6e29\u5ea6\u8303\u56f4\u5185ZT\u9ad8\uff0c\u5373ZT<sub>ave<\/sub>\u9ad8\u3002<\/p>\n<p>\u5bbd\u5e26\u9699\u534a\u5bfc\u4f53\u6700\u8fd1\u53d7\u5230\u4e86\u5e7f\u6cdb\u5173\u6ce8\uff0c\u56e0\u4e3a\u5b83\u4eec\u5728\u5f88\u5bbd\u7684\u6e29\u5ea6\u8303\u56f4\u5185\u8868\u73b0\u51fa\u9ad8\u70ed\u7535\u6027\u80fd\u3002SnSe 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realized through manipulating layered phonon-electron decoupling\u201d\u4e3a\u9898\u53d1\u8868\u5728science\u4e0a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"attachment-266x266 size-266x266\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/03\/%E6%8D%95%E8%8E%B7.png\" alt=\"\" width=\"266\" height=\"93\" \/><\/p>\n<p>\u3010\u6570\u636e\u6982\u89c8\u3011<\/p>\n<p><span class=\"heading\">\u56fe 1<\/span>\u3002\u901a\u8fc7\u589e\u5f3a 3D \u7535\u8377\u548c 2D \u58f0\u5b50\u4f20\u8f93\u4f7f\u7535\u5b50\u548c\u58f0\u5b50\u53bb\u8026\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"attachment-266x266 size-266x266\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/03\/1-15.jpg\" alt=\"\" width=\"266\" height=\"241\" \/><\/p>\n<p><span class=\"heading\">\u56fe 2<\/span>\u3002\u6cbf\u9762\u5916\u65b9\u5411\u7684\u7535\u4f20\u8f93\u7279\u6027\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"attachment-266x266 size-266x266\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/03\/2-14.jpg\" alt=\"\" width=\"266\" height=\"235\" \/><\/p>\n<p><span class=\"heading\">\u56fe 3<\/span>\u3002\u4fc3\u8fdb\u8f7d\u4f53\u6d41\u52a8\u6027\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"attachment-266x266 size-266x266\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/03\/3-15.jpg\" alt=\"\" width=\"266\" height=\"214\" \/><\/p>\n<p><span class=\"heading\">\u56fe 4<\/span>\u3002\u6cbf\u9762\u5916\u65b9\u5411\u7684\u70ed\u4f20\u8f93\u7279\u6027\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"attachment-266x266 size-266x266\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/03\/4-13.jpg\" alt=\"\" width=\"266\" height=\"233\" \/><\/p>\n<section><strong>\u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/section>\n<section>\u4e0e\u70ed\u7535\u6750\u6599\u7684\u5b9e\u8d28\u6027\u8fdb\u5c55\u76f8\u6bd4\uff0c\u70ed\u7535\u6a21\u5757\u7684\u7814\u7a76\u8fdb\u5c55\u7f13\u6162\u3002\u4f7f\u7528\u6700\u5148\u8fdb\u7684\u6750\u6599\u5236\u9020\u6a21\u5757\u4e00\u76f4\u662f\u73b0\u9636\u6bb5\u5e7f\u6cdb\u5546\u4e1a\u5e94\u7528\u7684\u6700\u5173\u952e\u4efb\u52a1\u3002\u672a\u6765\u7684\u7814\u7a76\u5e94\u66f4\u591a\u200b\u200b\u5730\u5173\u6ce8\u6a21\u5757\u7ed3\u6784\u3001\u63a5\u89e6\u5c42\u3001\u754c\u9762\u7a33\u5b9a\u6027\u7b49\u5de5\u7a0b\u95ee\u9898\u7684\u7cfb\u7edf\u57fa\u7840\u7814\u7a76\u3002\u5177\u4f53\u800c\u8a00\uff0c\u4f4e\u673a\u68b0\u5f3a\u5ea6\u662f\u5c42\u72b6\u6750\u6599\u9762\u4e34\u7684\u53e6\u4e00\u4e2a\u6311\u6218\u3002\u56e0\u6b64\uff0c\u901a\u8fc7\u64cd\u7eb5\u5c42\u4e4b\u95f4\u7684\u5f31\u5316\u5b66\u952e\u6216\u4f7f\u7528\u5176\u5148\u8fdb\u7684\u9762\u5916\u4f20\u8f93\u8bbe\u8ba1\u70ed\u7535\u8584\u819c\u6a21\u5757\u6765\u63d0\u9ad8\u673a\u68b0\u5f3a\u5ea6\u5c06\u662f\u672a\u6765\u5de5\u4f5c\u7684\u6709\u5e0c\u671b\u7684\u9886\u57df\u3002<\/section>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a\u201cHigh thermoelectric performance realized through manipulating layered phonon-electron decoupling<\/strong><strong>\u201d\uff08science\uff0c2022\uff0c<a href=\"https:\/\/doi.org\/10.1126\/science.abn8997\">10.1126\/science.abn8997<\/a>\uff09<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5bfc\u8bfb\u3011 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