{"id":148943,"date":"2018-08-05T14:00:14","date_gmt":"2018-08-05T06:00:14","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=148943"},"modified":"2018-08-05T11:10:43","modified_gmt":"2018-08-05T03:10:43","slug":"nano-energy-n%e5%9e%8b%e9%94%b0%e6%8e%ba%e6%9d%82mg3sb2-zintl%e7%9a%84%e5%8d%93%e8%b6%8a%e7%83%ad%e7%94%b5%e6%80%a7%e8%83%bd-%e9%ab%98%e8%83%bd%e5%b8%a6%e7%ae%80%e5%b9%b6%e6%80%a7","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=148943","title":{"rendered":"Nano Energy: n\u578b\u9530\u63ba\u6742Mg3Sb2 Zintl\u7684\u5353\u8d8a\u70ed\u7535\u6027\u80fd\u2014\u2014\u9ad8\u80fd\u5e26\u7b80\u5e76\u6027\u3001\u8c03\u8c10\u8f7d\u6d41\u5b50\u6563\u5c04\u673a\u5236\u548c\u5206\u7ea7\u5fae\u7ed3\u6784"},"content":{"rendered":"<p><strong>\u3010\u524d\u8a00\u3011<\/strong><\/p>\n<p>\u968f\u7740\u80fd\u6e90\u9700\u6c42\u7684\u589e\u52a0\u548c\u5316\u77f3\u71c3\u6599\u50a8\u5907\u7684\u52a0\u901f\u8017\u5c3d\uff0c\u70ed\u53d1\u7535\u4f5c\u4e3a\u4e00\u79cd\u6e05\u6d01\u548c\u53ef\u6301\u7eed\u7684\u80fd\u6e90\u6536\u96c6\u6280\u672f\uff0c\u5df2\u7ecf\u5f15\u8d77\u4e86\u4eba\u4eec\u5bf9\u5e9f\u70ed\u6216\u81ea\u7136\u70ed\u56de\u6536\u6765\u4ea7\u751f\u7535\u80fd\u7684\u91cd\u65b0\u5173\u6ce8\u3002\u8f6c\u6362\u6548\u7387\u7531\u6750\u6599\u7684\u70ed\u7535\u54c1\u8d28\u56e0\u6570( ZT )\u51b3\u5b9a\uff0cZT =[S<sup>2<\/sup>\u03c3\/(\u03ba<sub>lat<\/sub> +\u03ba<sub>ele<\/sub>)]T, S, \u03c3, \u03ba<sub>lat<\/sub>, \u03ba<sub>ele<\/sub>, \u548cT\u5206\u522b\u662f\u585e\u8d1d\u514b\u7cfb\u6570\u3001\u7535\u5bfc\u7387\u3001\u6676\u683c\u70ed\u5bfc\u7387\u3001\u7535\u5b50\u70ed\u5bfc\u7387\u548c\u7edd\u5bf9\u6e29\u5ea6\u3002\u7531\u4e8eZT\u76f8\u5bf9\u8f83\u4f4e\uff0c\u70ed\u7535\u6280\u672f\u5728\u5e7f\u6cdb\u5e94\u7528\u4e2d\u4e00\u76f4\u6548\u7387\u4f4e\u4e0b\u3002\u5728\u8fc7\u53bb\u7684\u5341\u5e74\u4e2d\uff0c\u7406\u8bba\u4e0a\u63d0\u51fa\u4e86\u51e0\u4e2a\u65b0\u7684\u6750\u6599\u5c42\u9762\u7684\u6982\u5ff5\u6216\u7b56\u7565\uff0c\u5e76\u901a\u8fc7\u5b9e\u9a8c\u8bc1\u660e\u8fd9\u4e9b\u6982\u5ff5\u6216\u7b56\u7565\u5bf9\u4e8e\u589e\u52a0ZT\u662f\u6709\u6548\u7684\uff0c\u4f8b\u5982\u201c\u58f0\u5b50\u73bb\u7483\u3001\u7535\u5b50\u6676\u4f53\u201d(PGEC)\u3001\u80fd\u5e26\u7ed3\u6784\u5de5\u7a0b\u3001\u7ed3\u6784\u7f3a\u9677\u5de5\u7a0b\u3001\u8f7d\u6d41\u5b50\u6563\u5c04\u673a\u5236\u8c03\u8c10\u3001\u952e\u5408\u975e\u8c10\u6027\u6216\u8f6f\u5316\u4ee5\u53ca\u8bbe\u8ba1\u5206\u7ea7\u5fae\u7ed3\u6784\u3002\u56e0\u6b64\uff0c\u79d1\u7814\u4eba\u5458\u5728\u8bbe\u8ba1\u9ad8\u6027\u80fd\u70ed\u7535\u6750\u6599\uff0c\u7279\u522b\u662fp\u578b\u6750\u6599\u65b9\u9762\u53d6\u5f97\u4e86\u663e\u8457\u8fdb\u5c55\u3002\u7136\u800c\uff0cn\u578b\u6750\u6599\u7684\u53d1\u5c55\u8fdc\u8fdc\u843d\u540e\u3002zintl\u76f8\u662f\u5e94\u7528\u201cPGEC\u201d\u6982\u5ff5\u5b9e\u73b0\u9ad8ZT\u7684\u5178\u578b\u5019\u9009\u76f8\uff0c\u5176\u4e2d\u6b63\u7535\u9633\u79bb\u5b50\u5411\u9634\u79bb\u5b50(\u66f4\u5177\u7535\u8d1f\u6027\u7684\u975e\u91d1\u5c5e\u5143\u7d20)\u63d0\u4f9b\u4ef7\u7535\u5b50\u4ee5\u6ee1\u8db3\u7535\u8377\u4ef7\u3002\u5927\u5355\u4f4d\u6676\u80de\u548c\u590d\u6742\u7684\u6676\u4f53\u7ed3\u6784, \u7531\u4e8e\u5316\u5b66\u952e\u5408\u548c\u7ed3\u6784\u5355\u5143\u7684\u591a\u6837\u6027, \u5bfc\u81f4\u4e86\u5185\u5728\u7684\u4f4e\u03ba<sub>lat<\/sub>\u3002\u6b64\u5916\uff0c\u4f5c\u4e3a\u7cbe\u786e\u4ef7\u6001\u534a\u5bfc\u4f53\uff0c\u5143\u7d20\u63ba\u6742\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u53ef\u4ee5\u6709\u6548\u5730\u4f18\u5316\u8f7d\u6d41\u5b50\u6d53\u5ea6\u3002\u8fc4\u4eca\u4e3a\u6b62\uff0c\u7814\u7a76\u6700\u591a\u7684Zintl\u76f8\u662f\u9511\u5316\u7269\uff0c\u4f8b\u5982Yb<sub>14<\/sub>MnSb<sub>11<\/sub>, Ca<sub>3<\/sub>AlSb<sub>3<\/sub>\u548cMZn<sub>2<\/sub>Sb<sub>2<\/sub> (M = Ca, Sr, Eu or Yb)\uff0c\u4f46\u662f\u7531\u4e8e\u5b83\u4eec\u7684\u5929\u7136\u9633\u79bb\u5b50\u7a7a\u4f4d\uff0c\u5b83\u4eec\u5927\u591a\u6570\u5374\u5c55\u73b0p\u578b\u534a\u5bfc\u4f53\u3002\u56e0\u6b64\uff0c\u7f3a\u4e4f\u5408\u9002\u7684n\u578b\u5bf9\u5e94\u7269\u5f3a\u70c8\u9650\u5236\u4e86\u5b83\u4eec\u7684\u5b9e\u9645\u5e94\u7528\u3002\u56e0\u6b64\uff0c\u5f00\u53d1\u9ad8\u6027\u80fd\u7684n\u578b\u950c\u9511\u5316\u7269\u52bf\u5728\u5fc5\u884c\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c\u6765\u81ea<strong>\u54c8\u5c14\u6ee8\u5de5\u4e1a\u5927\u5b66\u5218\u7d2b\u822a\u535a\u58eb\u4ee5\u53ca\u968b\u89e3\u548c\u6559\u6388\uff0c\u5317\u822a\u7684\u8d75\u7acb\u4e1c\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u8054\u5408\u5728<strong>Nano Energy<\/strong>\u4e0a\u53d1\u8868\u6587\u7ae0\uff0c\u9898\u4e3a\uff1a<strong>Extraordinary thermoelectric performance in n-type manganese doped Mg<sub>3<\/sub>Sb<sub>2<\/sub> Zintl: High band degeneracy, tuned carrier scattering mechanism and hierarchical microstructure<\/strong>\u3002\u4e3a\u4e86\u63d0\u9ad8\u6574\u4f53\u70ed\u7535\u6027\u80fd\uff0c\u8be5\u56e2\u961f\u5f15\u5165Mn\u6765\u534f\u540c\u4f18\u5316\u7535\u548c\u70ed\u7684\u8f93\u8fd0\u6027\u80fd\u3002\u5b9e\u9a8c\u548c\u8ba1\u7b97\u7ed3\u679c\u90fd\u8868\u660e\uff0c\u5177\u6709\u9ad8\u5e26\u7b80\u5e76\u6027\u7684\u591a\u5bfc\u5e26\u662f\u585e\u8d1d\u514b\u7cfb\u6570\u589e\u5f3a\u7684\u539f\u56e0\u3002Mg\u4f4d\u70b9\u4e0a\u7684Mn\u63ba\u6742\u6539\u53d8\u4e86\u4f4e\u6e29\u8f7d\u6d41\u5b50\u6563\u5c04\u673a\u5236\uff0c\u4ece\u7535\u79bb\u6742\u8d28\u6563\u5c04\u53d8\u4e3a\u4e0e\u58f0\u5b66\u58f0\u5b50\u548c\u7535\u79bb\u6742\u8d28\u7684\u6df7\u5408\u6563\u5c04\uff0c\u5bfc\u81f4\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u529f\u7387\u56e0\u6570\u7684\u663e\u8457\u589e\u5f3a\u3002\u540c\u65f6\uff0c\u9530\u63ba\u6742\u540e\u603b\u70ed\u5bfc\u7387\u663e\u8457\u964d\u4f4e\u3002\u4f5c\u8005\u4f7f\u7528\u7403\u5dee\u6821\u6b63\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u6765\u5f7b\u5e95\u7814\u7a76\u5176\u5206\u7ea7\u5fae\u7ed3\u6784\uff0c\u5305\u62ec\u4e9a\u5fae\u7c73\u6676\u7c92\u3001\u6676\u754c\u5206\u79bb\u7684\u7eb3\u7c73\u7ea7Bi\u6c89\u6dc0\u7269\u3001Mg<sub>3<\/sub>Sb<sub>2<\/sub>\u57fa\u57fa\u4f53\u4e2d\u7684\u7eb3\u7c73\u7ea7\u539f\u4f4d\u5bccBi\u6c89\u6dc0\u7269\uff0c\u4ee5\u53ca\u8fd9\u4e9b\u7f3a\u9677\u5468\u56f4\u4ea7\u751f\u7684\u5e94\u53d8\u573a\u3002\u7535\u70ed\u8f93\u8fd0\u7684\u534f\u540c\u4f18\u5316\u6709\u52a9\u4e8e\u5353\u8d8a\u7684\u6027\u80fd\uff0c\u5373\u5728723 K\u65f6\u7684\u5cf0\u503cZT\uff5e1.85\u548c\u5e73\u5747ZT\uff5e1.25 (\u4ece300 K\u5230723 K )\uff0c\u8fd9\u662f\u6240\u6709n\u578b\u70ed\u7535\u6750\u6599\u4e2d\u6700\u9ad8\u7684\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe1. Mg<sub>3.2-x<\/sub>Mn<sub>x<\/sub>Sb<sub>1.5<\/sub>Bi<sub>0.49<\/sub>Te<sub>0.01<\/sub>(x=0, 0.0125, 0.025, 0.05\u548c0.1)\u7684\u7535\u5b66\u4f20\u8f93\u6027\u80fd<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148945\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/1-6.jpg\" alt=\"\" width=\"600\" height=\"627\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/1-6.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/1-6-287x300.jpg 287w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a)\uff0c(b) \u6e29\u5ea6\u4e0e\u970d\u5c14\u8f7d\u6d41\u5b50\u6d53\u5ea6\uff0c\u6e29\u5ea6\u4e0e\u970d\u5c14\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u4e4b\u95f4\u7684\u5173\u7cfb\uff1b<\/p>\n<p>(c) \u5728300K\u548c723K\u4e0b\u970d\u5c14\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u7684\u6bd4\u8f83\uff1b<\/p>\n<p>(d) \u970d\u5c14\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u4e0e\u970d\u5c14\u8f7d\u6d41\u5b50\u6d53\u5ea6\u4e4b\u95f4\u7684\u5173\u7cfb\uff1b<\/p>\n<p>(e)\uff0c(f) \u6e29\u5ea6\u4e0e\u7535\u5bfc\u7387\u4ee5\u53ca\u6e29\u5ea6\u4e0e\u585e\u8d1d\u514b\u7cfb\u6570\u4e4b\u95f4\u7684\u5173\u7cfb\uff1b<\/p>\n<p><strong>\u56fe2. Mg<sub>3<\/sub>Sb<sub>2<\/sub> \u57fa\u5408\u91d1\u7684\u6709\u6548\u5bfc\u5e26\u7ed3\u6784<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148947\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/2-6.jpg\" alt=\"\" width=\"600\" height=\"430\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/2-6.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/2-6-300x215.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) Mg<sub>54<\/sub>Sb<sub>36<\/sub>, (b) Mg<sub>54<\/sub>Sb<sub>27<\/sub>Bi<sub>9<\/sub>, (c) Mg<sub>53<\/sub>MnSb<sub>27<\/sub>Bi<sub>9<\/sub> and (d) Mg<sub>52<\/sub>Mn<sub>2<\/sub>Sb<sub>27<\/sub>Bi<sub>9<\/sub>.<\/p>\n<p><strong>\u56fe3. \u5bf9\u4e8en\u578bMg<sub>3<\/sub>Sb<sub>2<\/sub>\u4f53\u7cfb\u585e\u8d1d\u514b\u7cfb\u6570\u4e0e\u970d\u5c14\u8f7d\u6d41\u5b50\u6d53\u5ea6\u4e4b\u95f4\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148948\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/3-6.jpg\" alt=\"\" width=\"600\" height=\"445\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/3-6.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/3-6-300x223.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u585e\u8d1d\u514b\u7cfb\u6570\u4e0e\u970d\u5c14\u8f7d\u6d41\u5b50\u6d53\u5ea6\u4e4b\u95f4\u7684\u5173\u7cfb<\/p>\n<p><strong>\u56fe4. Mg<sub>3.2-x<\/sub>Mn<sub>x<\/sub>Sb<sub>1.5<\/sub>Bi<sub>0.49<\/sub>Te<sub>0.01<\/sub>\u6e29\u5ea6\u4e0e\u5176\u4ed6\u53c2\u6570\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148949\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/4-7.jpg\" alt=\"\" width=\"600\" height=\"454\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/4-7.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/4-7-300x227.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Mg<sub>3.2-x<\/sub>Mn<sub>x<\/sub>Sb<sub>1.5<\/sub>Bi<sub>0.49<\/sub>Te<sub>0.01<\/sub>(x=0, 0.0125, 0.025, 0.05\u548c0.1)\u7684(a)\u529f\u7387\u56e0\u5b50\uff0c(b) \u5728300 K\u548c600K\u6761\u4ef6\u4e0b\u529f\u7387\u56e0\u5b50\u4e0e\u970d\u5c14\u8fc1\u79fb\u7387\u4e4b\u95f4\u7684\u5173\u7cfb\uff1b<\/p>\n<p>(c)\uff0c(d) n\u578bMg<sub>3<\/sub>Sb<sub>2<\/sub>\u4f53\u7cfb\u7684\u529f\u7387\u56e0\u5b50\u4ee5\u53ca\u76f8\u5e94\u5e73\u5747\u503c\u4e4b\u95f4\u7684\u6bd4\u8f83\uff1b<\/p>\n<p><strong>\u56fe5. \u6e29\u5ea6\u4e0e\u70ed\u5bfc\u7387\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148952\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/5-3.jpg\" alt=\"\" width=\"600\" height=\"204\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/5-3.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/5-3-300x102.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Mg<sub>3.2-x<\/sub>Mn<sub>x<\/sub>Sb<sub>1.5<\/sub>Bi<sub>0.49<\/sub>Te<sub>0.01<\/sub>\u4e2d\u6e29\u5ea6\u4e0e(a)\u603b\u70ed\u5bfc\u7387\u03ba<sub>tot<\/sub>\uff0c(b)\u6676\u683c\u70ed\u5bfc\u7387\u03ba<sub>lat<\/sub>\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c(x=0, 0.0125, 0.025, 0.05\u548c0.1)\uff1b<\/p>\n<p><strong>\u56fe 6. \u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148953\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/6-2.jpg\" alt=\"\" width=\"600\" height=\"401\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/6-2.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/6-2-300x201.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) \u663e\u793a\u4e9a\u5fae\u7c73\u6676\u7c92\u7684\u4f4e\u653e\u5927\u7387TEM\u56fe\u50cf\uff1b<\/p>\n<p>(b) \u5177\u6709\u5206\u79bb\u6c89\u6dc0\u7269\u7684\u4e09\u53c9\u6676\u754c\u7684STEM HAADF\u56fe\u50cf\uff0c\u5e76\u4e14\u63d2\u56fe\u662f\u540c\u65f6\u83b7\u5f97\u7684STEM ABF\u56fe\u50cf\uff1b<\/p>\n<p>(c &#8211; d) STEM HAADF\u56fe\u50cf\u548c\u94cb\u3001\u9541\u548c\u9511\u7684\u76f8\u5e94EDX\u56fe\uff1b<\/p>\n<p>(e)\u94cb\u548c\u5bcc\u94cb\u6c89\u6dc0\u7269\u7684STEM HAADF\u56fe<\/p>\n<p>(f) (e)\u7684\u5085\u7acb\u53f6\u53d8\u6362\u56fe\u50cf\uff1b<\/p>\n<p>(g) GPA\u5206\u6790\u663e\u793a\u5b58\u5728\u754c\u9762\u4f4d\u9519\u6838\u5fc3(\u5706\u5708)\uff1b<\/p>\n<p><strong>\u56fe7. \u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148955\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/7-2.jpg\" alt=\"\" width=\"600\" height=\"504\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/7-2.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/7-2-300x252.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a-b) Mg<sub>3<\/sub>Sb<sub>2<\/sub>\u57fa\u9635\u5217\u7684STEM HAADF\/ABF\u56fe\uff1b<\/p>\n<p>(c) \u6cbf[101]\u65b9\u5411\u7684\u7535\u5b50\u884d\u5c04\u56fe\uff1b<\/p>\n<p>(d-e)\u5bccBi\u6c89\u6dc0\u7269\u7684STEM HAADF\/ABF\u56fe\uff1b<\/p>\n<p><strong>\u56fe8. \u6e29\u5ea6\u4e0eZT\u4e4b\u95f4\u7684\u5173\u7cfb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-148956\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/8.jpg\" alt=\"\" width=\"600\" height=\"447\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/8.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2018\/08\/8-300x224.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) Mg<sub>3.2-x<\/sub>Mn<sub>x<\/sub>Sb<sub>1.5<\/sub>Bi<sub>0.49<\/sub>Te<sub>0.01<\/sub>\u7684ZT\uff1b(b) n\u578bMg<sub>3<\/sub>Sb<sub>2<\/sub>\u4f53\u7cfb\u7684ZT\u5bf9\u6bd4\u56fe\uff1b<\/p>\n<p>(c)\u548c(d) Mn\u63ba\u6742n\u578bMg<sub>3<\/sub>Sb<sub>2<\/sub>\u548c\u5176\u4ed6\u9ad8\u6548n\u578b\u70ed\u7535\u6750\u6599\u5728\u7684\u6e29\u5ea6-ZT\u4e0e\u5e73\u5747ZT\u503c\u7684\u6bd4\u8f83;<\/p>\n<p><strong>\u3010\u603b\u7ed3\u3011<\/strong><\/p>\n<p>\u8be5\u56e2\u961f\u5728\u63ba\u9530\u7684Mg<sub>3<\/sub>Sb<sub>1.5<\/sub>Bi<sub>0.5<\/sub> Zintl\u4e2d\u53d6\u5f97\u4e86\u975e\u51e1\u7684\u70ed\u7535\u6027\u80fd\uff0c\u5728723 K\u4e0b\uff0cZT\u8fbe\u5230\u4e86\u521b\u7eaa\u5f55\u7684\u9ad8\u5cf0\u503c1.85\uff0c\u5e73\u5747ZT\u4e3a1.25 (\u4ece300 K\u5230723 K )\uff0c\u9ad8\u4e8e\u6240\u6709\u5176\u4ed6\u62a5\u9053\u7684n\u578b\u70ed\u7535\u6750\u6599\u3002\u7531\u4e8e\u5177\u6709\u9ad8\u5e26\u7b80\u5e76\u6027\u7684\u591a\u4e2a\u5bfc\u5e26\uff0c\u5b83\u5728\u585e\u8d1d\u514b\u7cfb\u6570\u548c\u529f\u7387\u56e0\u6570\u4e0a\u90fd\u663e\u793a\u51fa\u4f18\u8d8a\u7684\u7535\u6027\u80fd\u3002\u7531\u4e8eMn\u63ba\u6742\u5c06\u4f4e\u6e29\u8f7d\u6d41\u5b50\u6563\u5c04\u673a\u5236\u4ece\u7535\u79bb\u6742\u8d28\u6563\u5c04\u8c03\u8c10\u5230\u58f0\u5b66\u58f0\u5b50\u548c\u7535\u79bb\u6742\u8d28\u4e4b\u95f4\u7684\u6df7\u5408\u6563\u5c04\uff0c\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u529f\u7387\u56e0\u6570\u90fd\u663e\u8457\u63d0\u9ad8\u3002\u6b64\u5916\uff0c\u5206\u7ea7\u5fae\u7ed3\u6784\u548cMn\u63ba\u6742\u5f15\u5165\u7684\u70b9\u7f3a\u9677\u6563\u5c04\u662f\u6676\u683c\u70ed\u5bfc\u7387\u663e\u8457\u964d\u4f4e\u7684\u539f\u56e0\u3002\u8be5\u56e2\u961f\u7684\u5de5\u4f5c\u5c06\u5927\u5927\u52a0\u901fn\u578bMg<sub>3<\/sub>Sb<sub>2<\/sub>\u57fa\u6750\u6599\u5728\u4e2d\u6e29\u80fd\u91cf\u6536\u96c6\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a<\/strong><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2211285518305470\" target=\"_blank\" rel=\"noopener\">Extraordinary thermoelectric performance in n-type manganese doped Mg3Sb2 Zintl: High band degeneracy, tuned carrier scattering mechanism and hierarchical microstructure<\/a>, (Nano Energy, 2018, DOI: 10.1016\/j.nanoen.2018.07.059)<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7535\u5b50\u7535\u5de5\u5b66\u672f\u7ec4Z. Chen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n<p>\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<a href=\"http:\/\/www.cailiaoniu.com\/25127.html\" target=\"_blank\" rel=\"noopener\">\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<p>\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\u7bb1\uff1atougao@cailiaoren.com\u3002<\/p>\n<p>\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu\u3002<\/p>\n<p><strong>\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong><a href=\"http:\/\/www.ceshigu.com\/\" target=\"_blank\" rel=\"noopener\"><strong>\u6d4b\u8bd5\u8c37<\/strong><\/a><strong>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u524d\u8a00\u3011 \u968f\u7740\u80fd\u6e90\u9700\u6c42\u7684\u589e\u52a0\u548c\u5316\u77f3\u71c3\u6599\u50a8\u5907\u7684\u52a0\u901f\u8017\u5c3d\uff0c\u70ed\u53d1\u7535\u4f5c\u4e3a\u4e00\u79cd\u6e05\u6d01\u548c\u53ef\u6301\u7eed\u7684\u80fd\u6e90\u6536\u96c6\u6280\u672f\uff0c\u5df2\u7ecf\u5f15\u8d77\u4e86\u4eba\u4eec\u5bf9\u5e9f\u70ed\u6216\u81ea\u7136\u70ed\u56de\u6536\u6765\u4ea7\u751f\u7535\u80fd\u7684\u91cd\u65b0\u5173\u6ce8\u3002\u8f6c\u6362\u6548\u7387\u7531&#8230;<\/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-148943","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/148943"}],"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=148943"}],"version-history":[{"count":4,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/148943\/revisions"}],"predecessor-version":[{"id":149302,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/148943\/revisions\/149302"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=148943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=148943"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=148943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}