{"id":88990,"date":"2017-06-30T14:30:10","date_gmt":"2017-06-30T06:30:10","guid":{"rendered":"\/\/m.iemloyee.com\/?p=88990"},"modified":"2017-06-30T15:33:49","modified_gmt":"2017-06-30T07:33:49","slug":"%e3%80%90%e6%8a%95%e7%a8%bf%e5%be%85%e5%ae%9a%e3%80%91%e5%93%88%e5%b7%a5%e5%a4%a7acta-mater%ef%bc%9a%e4%b8%89%e5%85%83%e5%b1%82%e7%8a%b6%e9%99%b6%e7%93%b7moalb%e7%9a%84%e5%af%86%e5%ba%a6%e6%b3%9b","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=88990","title":{"rendered":"\u54c8\u5de5\u5927Acta Mater\uff1a\u4e09\u5143\u5c42\u72b6\u9676\u74f7MoAlB\u7684\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u5206\u6790"},"content":{"rendered":"<p><span style=\"color: #ff6600;\"><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/span><\/p>\n<p>\u8d85\u9ad8\u6e29\u9676\u74f7\u5177\u6709\u826f\u597d\u7684\u9ad8\u6e29\u6027\u80fd\uff0c\u5728\u9ad8\u8d85\u97f3\u901f\u98de\u884c\u5668\u4e0a\u5177\u6709\u91cd\u5927\u5e94\u7528\u524d\u666f\u3002\u8be5\u7c7b\u6750\u6599\u4e3b\u8981\u7531\u4e8c\u5143\u8fc7\u6e21\u91d1\u5c5e\u78b3\u5316\u7269\u3001\u6c2e\u5316\u7269\u548c\u787c\u5316\u7269\u7ec4\u6210\uff0c\u5982ZrB<sub>2<\/sub>\u548cHfB<sub>2<\/sub>\u3002\u7136\u800c\uff0c\u8be5\u6750\u6599\u7684\u672c\u5f81\u8106\u6027\u548c\u8f83\u5dee\u7684\u6297\u6c27\u5316\u6027\u80fd\u9650\u5236\u4e86\u8be5\u7c7b\u6750\u6599\u7684\u5e94\u7528\u3002\u4e00\u4e9b\u542b\u94ddMAX\u76f8\u78b3\u5316\u7269\u7684\u5b9e\u9a8c\u7ed3\u679c\u8868\u660eAl\u5c42\u539f\u5b50\u7684\u63d2\u5165\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u8be5\u7c7b\u6750\u6599\u7684\u97e7\u6027\u548c\u6297\u6c27\u5316\u6027\u3002\u6700\u8fd1\u7684\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\u901a\u8fc7\u5728\u4e8c\u5143\u787c\u5316\u7269\u6676\u683c\u4e2d\u63d2\u5165Al\u5c42\u539f\u5b50\u5f62\u6210\u7684\u201cMAB\u201d\u76f8\u4e5f\u8868\u73b0\u51fa\u7c7b\u4f3c\u6027\u80fd\uff0c\u5982MoAlB\u3002\u672c\u6587\u91c7\u7528\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u7814\u7a76\u4e86MoAlB\u7684\u6027\u80fd\uff0c\u4ece\u7406\u8bba\u4e0a\u63ed\u793a\u4e86\u8be5\u6750\u6599\u5177\u6709\u9ad8\u65ad\u88c2\u97e7\u6027\u548c\u635f\u4f24\u5bb9\u9650\u7684\u7269\u7406\u672c\u8d28\uff0c\u4e3a\u8fdb\u4e00\u6b65\u7814\u7a76\u8be5\u7c7b\u6750\u6599\u6253\u4e0b\u4e86\u57fa\u7840\u3002<\/p>\n<p><span style=\"color: #ff6600;\"><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/span><\/p>\n<p>\u8fd1\u65e5\uff0c\u54c8\u5c14\u6ee8\u5de5\u4e1a\u5927\u5b66\u8d6b\u6653\u4e1c\u6559\u6388\u548c\u67cf\u8dc3\u78ca\u526f\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u9886\u5bfc\u7684\u8bfe\u9898\u7ec4\u5728Acta Mater\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u540d\u4e3a\u201cDensity functional theory insights into ternary layered boride MoAlB\u201d\u7684\u6587\u7ae0\u3002\u6587\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u5229\u7528\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u7814\u7a76\u4e86\u4e09\u5143\u5c42\u72b6\u9676\u74f7MoAlB\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u7535\u5b50\u7ed3\u6784\uff0c\u6676\u683c\u52a8\u529b\u5b66\u548c\u5f39\u6027\u7279\u6027\uff0c\u5e76\u5229\u7528\u4ed6\u4eec\u6240\u5efa\u7acb\u7684\u201c\u5316\u5b66\u952e\u521a\u5ea6\u201d\u6a21\u578b\u5b9a\u91cf\u5206\u6790\u4e86\u8be5\u5316\u5408\u7269\u4e2d\u7684\u5316\u5b66\u952e\u7ed3\u5408\u5f3a\u5f31\u3002\u7814\u7a76\u53d1\u73b0MoAlB\u5177\u6709\u7c7b\u4f3c\u4e8e\u91d1\u5c5e\u7684\u7535\u5b50\u7ed3\u6784\u662f\u5176\u9ad8\u5bfc\u7535\u6027\u7684\u6839\u672c\u539f\u56e0\u3002\u8be5\u6750\u6599\u4e2d\u7684B-B\u952e\u751a\u81f3\u5f3a\u4e8e\u5bf9\u5e94\u4e8c\u5143\u787c\u5316\u7269\u4e2d\u7684\u503c\uff0c\u800c\u76f8\u5bf9\u5f88\u5f31\u7684Al-Al\u952e\u5219\u662fMoAlB\u5177\u6709\u9ad8\u65ad\u88c2\u97e7\u6027\u548c\u635f\u4f24\u5bb9\u9650\u7684\u6839\u672c\u539f\u56e0\uff1bMoAlB\u7684\u526a\u5207\u6a21\u91cf\/\u4f53\u79ef\u6a21\u91cf\u6bd4G\/B\u4e0eMAX\u76f8\u7684\u76f8\u4f3c\uff0c\u9884\u793a\u4e8c\u8005\u5177\u6709\u76f8\u4f3c\u7684\u529b\u5b66\u6027\u80fd\u3002\u6b64\u5916\uff0c\u672c\u6587\u8fd8\u8be6\u7ec6\u7814\u7a76\u4e86MoAlB\u7684\u6676\u683c\u52a8\u529b\u5b66\u884c\u4e3a\uff0c\u5e76\u91cd\u70b9\u5206\u6790\u4e869\u79cd\u62c9\u66fc\u6a21\u5f0f\u548c6\u79cd\u7ea2\u5916\u6a21\u5f0f\u7684\u539f\u5b50\u4f4d\u79fb\u548c\u5bf9\u5e94\u7684\u58f0\u5b50\u632f\u52a8\u9891\u7387\u3002<\/p>\n<p><span style=\"color: #ff6600;\"><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/span><\/p>\n<p><strong>\u56fe<\/strong><strong>1(a) MoAlB <\/strong><strong>\u548c<\/strong><strong> (b) MoB <\/strong><strong>\u7684\u6676\u4f53\u7ed3\u6784\u56fe<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89028\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/01-6.jpg\" alt=\"\" width=\"533\" height=\"385\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/01-6.jpg 533w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/01-6-300x217.jpg 300w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>2 \u5728MoAlB(a\uff0cb\uff09\u548cMoB\uff08c\uff09\u4e2d\u4e0d\u540c\u5e73\u9762\u4e0a\u5404\u4e2a\u539f\u5b50\u7684\u5dee\u5206\u4ef7\u7535\u5b50\u5bc6\u5ea6<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89029\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/02-7.jpg\" alt=\"\" width=\"533\" height=\"314\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/02-7.jpg 533w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/02-7-300x177.jpg 300w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><\/p>\n<p>\u4ece\u56fe\u4e2d\u53ef\u77e5B1-B2\u952e\u6bd4Al1-Al2\u952e\u66f4\u5f3a\u3002\u4ece\u56fea\u53ef\u4ee5\u770b\u51fa\uff0cMo1-Al1\u952e\u5468\u56f4\u7684\u7535\u5b50\u5bc6\u5ea6\u8868\u660eMo1-Al1\u952e\u7684\u65b9\u5411\u6027\uff0c\u800cAl\u539f\u5b50\u5468\u56f4\u51e0\u4e4e\u5747\u5300\u5206\u5e03\u7684\u7535\u5b50\u5bc6\u5ea6\u8868\u73b0\u51fa\u975e\u65b9\u5411\u6027\u7684 Al1-Al2\u952e\u3002\u6b64\u5916\uff0c\u56feb\u548c\u56fec\u663e\u793aMoAlB\u548cMoB\u7684Mo-B\u5355\u5143\u5185\u5177\u6709\u7c7b\u4f3c\u7684\u5316\u5b66\u952e\u5408\u3002<\/p>\n<p><strong>\u56fe3\uff08a\uff09MoAlB\uff0c\uff08b\uff09Mo<sub>2<\/sub>AlC\u548c\uff08c\uff09MoB\u7684\u603b\u5bc6\u5ea6\u548c\u5206\u6ce2\u6001\u5bc6\u5ea6<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89030\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/03-2-e1498700464120.jpg\" alt=\"\" width=\"700\" height=\"329\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u7531\u56fe\u53ef\u77e5<strong>MoAlB<\/strong>\u5728\u8d39\u7c73\u80fd\u7ea7\u5468\u56f4\u7684\u6001\u5bc6\u5ea6\u4e0d\u4e3a\u96f6\uff0c\u8fd9\u4e0e\u865a\u62df\u7684MAX\u76f8\u5316\u5408\u7269Mo<sub>2<\/sub>AlC\u76f8\u4f3c\u3002MoAlB\u7c7b\u4f3c\u91d1\u5c5e\u7684\u7535\u5b50\u7ed3\u6784\u548c\u5316\u5b66\u952e\u5408\u89e3\u91ca\u4e86\u5b9e\u9a8c\u89c2\u5bdf\u5230\u7684\u7535\u5b50\u5bfc\u7535\u884c\u4e3a\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>4<\/strong><strong>\uff08<\/strong><strong>a<\/strong><strong>\uff09<\/strong><strong>MoAlB<\/strong><strong>\u548c\uff08<\/strong><strong>b<\/strong><strong>\uff09<\/strong><strong>MoB<\/strong><strong>\u7684\u5f52\u4e00\u5316\u6676\u683c\u53c2\u6570<\/strong><strong>a\/a<sub>0<\/sub><\/strong><strong>\uff0c<\/strong><strong>b\/b<sub>0<\/sub><\/strong><strong>\u548c<\/strong><strong>c\/c<sub>0<\/sub><\/strong><strong>\u968f\u538b\u529b\u7684\u53d8\u5316\u503c<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89031\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/04-2.jpg\" alt=\"\" width=\"635\" height=\"317\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/04-2.jpg 635w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/04-2-300x150.jpg 300w\" sizes=\"(max-width: 635px) 100vw, 635px\" \/><\/p>\n<p>\u5728MoAlB\u4e2d\uff0c\u968f\u7740\u538b\u529b\u7684\u589e\u52a0\uff0c\u6cbfb\u8f74\u7684\u6536\u7f29\u7387\u6700\u9ad8\uff0c\u6cbfc\u8f74\u6700\u4f4e\u3002\u6bd4\u8f83MoAlB\u548cMoB\u7684\u538b\u7f29\u7387\u548c\u4f53\u79ef\u6a21\u91cfB\uff0c\u5728MoB\u4e2d\u6dfb\u52a0\u4e24\u4e2aAl\u5c42\u4e0d\u4ec5\u5bfc\u81f4\u6cbf\u7740b\u8f74\u7684\u8f6f\u5316\uff0c\u800c\u4e14\u4e5f\u5bfc\u81f4\u6cbf\u7740a\u548cc\u8f74\u53d8\u8f6f\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>5 <\/strong><strong>\u5728<\/strong><strong>MoAlB<\/strong><strong>\u4e2d\u6807\u51c6\u5316\u952e\u957f\u968f\u538b\u529b\u7684\u53d8\u5316<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89032\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/05-2.jpg\" alt=\"\" width=\"514\" height=\"579\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/05-2.jpg 514w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/05-2-266x300.jpg 266w\" sizes=\"(max-width: 514px) 100vw, 514px\" \/><\/p>\n<p>\u4e3a\u4e86\u66f4\u597d\u7684\u7406\u89e3MoAlB\u7684\u538b\u7f29\u884c\u4e3a\uff0c\u628a\u76f8\u5bf9\u952e\u957f\u968f\u538b\u529b\u7684\u53d8\u5316\u901a\u8fc7\u4e8c\u6b21\u66f2\u7ebf\u62df\u5408\uff0c\u5176\u4e8c\u6b21\u66f2\u7ebf\u62df\u5408\u7684\u659c\u7387\u5b9a\u4e49\u4e3a\u538b\u529b\u4e3a0GPa\u65f6\u76841\/<em>k<\/em>\uff0c\u5176\u4e2dk\u662f\u5316\u5b66\u952e\u521a\u5ea6\u3002Al1-Al2\u952e\u662f\u6700\u4f4e\u4f4d\u7684\u66f2\u7ebf\uff0c\u662f\u6700\u53ef\u538b\u7f29\u7684\u3002\u4e0eB-B\u952e\u76f8\u6bd4\u975e\u5e38\u5f31\u7684Al-Al\u952e\u63ed\u793a\u4e86\u5b9e\u9a8c\u4e2d\u89c2\u5bdf\u5230MoAlB\u5177\u6709\u9ad8\u65ad\u88c2\u97e7\u6027\u548c\u635f\u4f24\u5bb9\u9650\u7684\u7269\u7406\u672c\u8d28\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>6 MoAlB<\/strong><strong>\u7684\u58f0\u5b50\u6001\u5bc6\u5ea6\uff08<\/strong><strong>a<\/strong><strong>\uff09\u548c\u6cbf\u7740\u9ad8\u5bf9\u79f0\u70b9\u65b9\u5411\u7684\u58f0\u5b50\u8272\u6563\u66f2\u7ebf<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89033\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/06.jpg\" alt=\"\" width=\"667\" height=\"429\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/06.jpg 667w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/06-300x193.jpg 300w\" sizes=\"(max-width: 667px) 100vw, 667px\" \/><\/p>\n<p>MoAlB\u7684\u58f0\u5b50\u8c31\u4e2d\u6ca1\u6709\u8d1f\u9891\u7387\u610f\u5473\u7740\u7ed3\u6784\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd\u76f8\u5bf9\u4e8e\u5c0f\u53d8\u5f62\u5904\u4e8e\u5c40\u90e8\u6700\u5c0f\u503c\u3002400cm<sup>-1<\/sup>\u4ee5\u4e0a\u7684\u9ad8\u9891\u58f0\u5b50\u72b6\u6001\u51e0\u4e4e\u5168\u90e8\u5f52\u56e0\u4e8eB\u539f\u5b50\u7684\u632f\u52a8\uff0c\u800cMo\u632f\u52a8\u6a21\u5f0f\u7684\u9891\u7387\u603b\u662f\u5728300cm<sup> -1<\/sup>\u4ee5\u4e0b\u3002Al\u539f\u5b50\u7684\u632f\u52a8\u9891\u7387\u5904\u572850\u81f3420cm<sup>-1<\/sup>\u4e4b\u95f4\uff0c\u5176\u4e2d\u5728\u4f4e\u9891\u8303\u56f4\uff08\u7ea6150-250cm<sup>-1<\/sup>\uff09\u7684\u4e00\u4e9b\u5cf0\u4e0eMo\u76f8\u5173\u7684\u58f0\u5b50\u6001\u4e00\u81f4\u3002<\/p>\n<p><strong>\u56fe7 MoAlB\u4e2d\u62c9\u66fc\u6a21\u5f0f\u7684\u539f\u5b50\u632f\u52a8\u6a21\u5f0f<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89034\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/07-e1498700547787.jpg\" alt=\"\" width=\"614\" height=\"700\" \/><\/p>\n<p>\u663e\u7136\uff0c\u62c9\u66fc\u539f\u5b50\u8fd0\u52a8\u4e3b\u8981\u7531\u6cbf\u7740\u4e09\u4e2a\u6676\u683c\u8f74\u7684Mo \/ Al \/ B\u539f\u5b50\u7684\u632f\u52a8\u7ec4\u6210\uff0c\u6bcf\u79cd\u7c7b\u578b\u7684\u539f\u5b50\u7684\u632f\u52a8\u65b9\u5411\u5728\u6676\u80de\u95f4\u4ea4\u66ff\u3002\u5bf9\u4e8e\u7ed9\u5b9a\u539f\u5b50\u7c7b\u578b\uff0c\u6cbf\u7740\u4e09\u4e2a\u6676\u683c\u8f74\u7684\u4e0d\u540c\u9891\u7387\u663e\u793a\u6cbf\u7740\u8fd9\u4e9b\u8f74\u7684\u4e0d\u540c\u7684\u7ed3\u5408\u5f3a\u5ea6\uff0c\u8868\u660eMoAlB\u4e2d\u5171\u4ef7\u952e\u7684\u5f3a\u5b9a\u5411\u6027\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>8 DFT<\/strong><strong>\u8ba1\u7b97\uff08\u03c9<sub>DFT<\/sub><\/strong> <strong>\uff09\u548c\u5b9e\u9a8c\uff08 \u03c9<sub>Exp<\/sub>\uff09\u7684\u62c9\u66fc\u6ce2\u6570\u7684\uff08<\/strong><strong>a<\/strong><strong>\uff09\u7edd\u5bf9\u8bef\u5dee\uff08<\/strong> <strong>\u03c9<sub>DFT<\/sub>-\u03c9<sub>Exp<\/sub><\/strong><strong>\uff09\u548c\uff08<\/strong><strong>b<\/strong><strong>\uff09\u76f8\u5bf9\u8bef\u5dee\uff08<\/strong>\u00a0<strong>\u4e28\u03c9<sub>DFT<\/sub>-\u03c9<sub>Exp<\/sub>\u4e28\/ \u03c9<sub>Exp<\/sub><\/strong><strong>\uff09<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89035\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/08.jpg\" alt=\"\" width=\"544\" height=\"435\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/08.jpg 544w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/08-300x240.jpg 300w\" sizes=\"(max-width: 544px) 100vw, 544px\" \/><\/p>\n<p>GGA\u4f4e\u4f30\u4e86\u62c9\u66fc\u6ce2\u6570\uff0c\u800cLDA\u5219\u662f\u76f8\u53cd\u7684\u3002\u5982\u679c\u7528\u5b9e\u9a8c\u786e\u5b9a\u7684\u6676\u683c\u53c2\u6570\u7528\u4e8e\u91cd\u65b0\u8ba1\u7b97\u62c9\u66fc\u6ce2\u6570\uff0cGGA\u548cLDA\u90fd\u4f4e\u4f30\u4e86MoAlB\u7684\u62c9\u66fc\u6ce2\u6570\u3002\u8fd9\u8868\u660e\u5b9e\u9a8c\u548c\u7406\u8bba\u62c9\u66fc\u6ce2\u6570\u4e4b\u95f4\u7684\u5dee\u5f02\u4e3b\u8981\u5f52\u56e0\u4e8e\u8ba1\u7b97\u6676\u683c\u53c2\u6570\u7684\u8bef\u5dee<\/p>\n<p><strong>\u56fe<\/strong><strong>9<\/strong><strong>\u5728<\/strong><strong>MoAlB<\/strong><strong>\u4e2d\u7ea2\u5916\u6d3b\u52a8\u6a21\u5f0f\u4e0b\u7684\u539f\u5b50\u4f4d\u79fb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-89036\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/09.jpg\" alt=\"\" width=\"646\" height=\"300\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/09.jpg 646w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/06\/09-300x139.jpg 300w\" sizes=\"(max-width: 646px) 100vw, 646px\" \/><\/p>\n<p>\u4e0e\u62c9\u66fc\u6d3b\u6027\u6a21\u5f0f\u4e0d\u540c\uff0c\u8fd9\u4e9b\u7ea2\u5916\u6d3b\u6027\u6a21\u5f0f\u4e3b\u8981\u4e0e\u6cbf\u7740\u4e09\u4e2a\u6676\u683c\u8f74\u7684Al\u548cB\u539f\u5b50\u7684\u632f\u52a8\u6709\u5173\uff0cMo\u539f\u5b50\u4ec5\u8f7b\u5fae\u632f\u52a8\u3002<\/p>\n<p><span style=\"color: #ff6600;\"><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/span><\/p>\n<p>1\u3001MoAlB\u5728\u8d39\u7c73\u80fd\u7ea7\u5904\u5177\u6709\u6709\u9650\u6570\u91cf\u7684\u6001\u5bc6\u5ea6\u663e\u793a\u5176\u7c7b\u4f3c\u4e8e\u91d1\u5c5e\u7684\u7535\u5b50\u7ed3\u6784\u548c\u5316\u5b66\u952e\u5408\uff0c\u4e14\u8be5\u5904\u7684\u6001\u5bc6\u5ea6\u4e3b\u8981\u7531Mo-d\u7535\u5b50\u5360\u636e\u3002\u76f8\u5bf9Al-Al\u952e\u8f83\u5f3a\u7684\u5177\u6709\u660e\u663e\u65b9\u5411\u6027\u7684B-B\u3001Mo-B\u548cMo-Al\u952e\u663e\u793aMoAlB\u7531\u5f3a\u70c8\u7ed3\u5408\u5728\u4e00\u8d77Al-Mo-B\u5355\u5143\u7ec4\u6210\uff0c\u800c\u8fd9\u4e9b\u5355\u5143\u5219\u7531\u8f83\u5f31\u7684Al-Al\u5065\u7ed3\u5408\u5728\u4e00\u8d77\u3002<\/p>\n<p>2\u3001\u968f\u7740\u538b\u529b\u7684\u65bd\u52a0\uff0cMoAlB\u8868\u73b0\u51fa\u660e\u663e\u7684\u5404\u5411\u5f02\u6027\u3002\u952e\u521a\u5ea6\u5206\u6790\u8868\u660eB1-B2\u548cMo1-B2\u952e\u5177\u6709\u6700\u9ad8\u7684\u521a\u5ea6\uff081135-1205GPa\uff09\u3002\u968f\u7740\u4e24\u5c42Al\u539f\u5b50\u7684\u63d2\u5165MoB\u6676\u683c\uff0cMo-B\u952e\u7684\u521a\u5ea6\u964d\u4f4e\u800cB1-B2\u952e\u5374\u589e\u5f3a\u3002\u975e\u5e38\u4ee4\u4eba\u60ca\u5947\u7684\u662f\uff0cAl1-Al2\u952e\u521a\u5ea6\u6781\u4f4e\uff08526GPa\uff09\uff0c\u4e0eMAX\u76f8\uff08Mo<sub>2<\/sub>AlC\uff09\u4e2d\u7684Mo-Al\u952e\u521a\u5ea6\u76f8\u5f53\uff0c\u8fd9\u5c31\u63ed\u793a\u4e86MoAlB\u8868\u73b0\u51fa\u9ad8\u65ad\u88c2\u97e7\u6027\u548c\u635f\u4f24\u5bb9\u9650\u7684\u7269\u7406\u672c\u8d28\u3002\u800c\u5bf9MoAlB\u5f39\u6027\u6027\u80fd\u7684\u5206\u6790\u540c\u6837\u8868\u660eMAB\u76f8\u62e5\u6709\u4e0eMAX\u76f8\u76f8\u4f3c\u7684\u529b\u5b66\u884c\u4e3a\u3002<\/p>\n<p>3\u3001MoAlB\u4e2d\u6ca1\u6709\u51fa\u73b0\u865a\u9891\u7387\uff0c\u8868\u660e\u4e86\u5b83\u7684\u672c\u5f81\u7a33\u5b9a\u6027\u3002MoAlB\u4e2d\u5b58\u57289\u4e2a\u62c9\u66fc\u632f\u52a8\u6a21\u5f0f\u548c6\u4e2a\u7ea2\u5916\u632f\u52a8\u6a21\u5f0f\u3002DFT\u5bf9\u62c9\u66fc\u632f\u52a8\u9891\u7387\u9884\u6d4b\u7684\u8bef\u5dee\u4e3b\u8981\u6765\u6e90\u4e8e\u5bf9\u6676\u683c\u53c2\u6570\u8ba1\u7b97\u7684\u8bef\u5dee\u3002\u56e0\u6b64\uff0c\u91c7\u7528\u5b9e\u9a8c\u786e\u5b9a\u7684\u6676\u683c\u53c2\u6570\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5bf9\u62c9\u66fc\u632f\u52a8\u9891\u7387\u7684\u9884\u6d4b\u7cbe\u5ea6\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a<\/strong><a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S1359645417303245\" target=\"_blank\" rel=\"noopener noreferrer\">Density functional theory insights into ternary layered boride MoAlB<\/a>\uff08Acta Materialia. 2017;132:69-81.\uff09<\/p>\n<p>\u672c\u6587\u7531\u54c8\u5c14\u6ee8\u5de5\u4e1a\u5927\u5b66\u67cf\u8dc3\u78ca\u526f\u6559\u6388\u6295\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\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=\"\/\/m.iemloyee.com\/25127.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\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 noreferrer\"><strong>\u6d4b\u8bd5<\/strong><strong>\u8c37<\/strong><\/a><strong>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u8d85\u9ad8\u6e29\u9676\u74f7\u5177\u6709\u826f\u597d\u7684\u9ad8\u6e29\u6027\u80fd\uff0c\u5728\u9ad8\u8d85\u97f3\u901f\u98de\u884c\u5668\u4e0a\u5177\u6709\u91cd\u5927\u5e94\u7528\u524d\u666f\u3002\u8be5\u7c7b\u6750\u6599\u4e3b\u8981\u7531\u4e8c\u5143\u8fc7\u6e21\u91d1\u5c5e\u78b3\u5316\u7269\u3001\u6c2e\u5316\u7269\u548c\u787c\u5316\u7269\u7ec4\u6210\uff0c\u5982ZrB2\u548cHfB2\u3002\u7136\u800c\uff0c\u8be5&#8230;<\/p>\n","protected":false},"author":611,"featured_media":89026,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-88990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/88990"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/611"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=88990"}],"version-history":[{"count":5,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/88990\/revisions"}],"predecessor-version":[{"id":89046,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/88990\/revisions\/89046"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/89026"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=88990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=88990"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=88990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}