{"id":8170,"date":"2016-04-21T08:00:15","date_gmt":"2016-04-21T00:00:15","guid":{"rendered":"\/\/m.iemloyee.com\/?p=8170"},"modified":"2016-04-21T22:21:27","modified_gmt":"2016-04-21T14:21:27","slug":"acs-nano%e9%ab%98%e5%93%81%e8%b4%a8%e4%ba%8c%e7%bb%b4%e8%b6%85%e5%af%bc%e6%99%b6%e4%bd%93mo2c%e7%9a%84%e7%a3%81%e8%be%93%e8%bf%90%e7%89%b9%e6%80%a7-%e7%a3%81%e9%98%bb%e6%8c%af%e8%8d%a1","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=8170","title":{"rendered":"ACS nano:\u9ad8\u54c1\u8d28\u4e8c\u7ef4\u8d85\u5bfc\u6676\u4f53Mo2C\u7684\u78c1\u8f93\u8fd0\u7279\u6027\u2014\u78c1\u963b\u632f\u8361\u6548\u5e94\u548c\u8d1f\u78c1\u963b\u73b0\u8c61"},"content":{"rendered":"
\u3010\u80cc\u666f\u7b80\u4ecb<\/strong>\u3011<\/p>\n \u6750\u6599\u725b\u6ce8\uff1a\u8d85\u5bfc\u73b0\u8c61<\/strong>\u662f\u6307\u6750\u6599\u5728\u4f4e\u4e8e\u67d0\u4e00\u6e29\u5ea6\u65f6\uff0c\u7535\u963b\u53d8\u4e3a\u96f6\u7684\u73b0\u8c61\uff0c\u800c\u8fd9\u4e00\u6e29\u5ea6\u79f0\u4e3a\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6(Tc)\u3002\u8d85\u5bfc\u73b0\u8c61\u7684\u7279\u5f81\u662f\u96f6\u7535\u963b<\/strong>\u548c\u5b8c\u5168\u6297\u78c1\u6027<\/strong>\uff0c\u5177\u6709\u8d85\u5bfc\u73b0\u8c61\u7684\u6750\u6599\u79f0\u4f5c\u8d85\u5bfc\u6750\u6599\u3002\u8d85\u5bfc\u6750\u6599\u5177\u6709\u7684\u4f18\u5f02\u7279\u6027\u4f7f\u5b83\u88ab\u53d1\u73b0\u4e4b\u65e5\u8d77\uff0c\u5c31\u5411\u4eba\u7c7b\u5c55\u793a\u4e86\u8bf1\u4eba\u7684\u5e94\u7528\u524d\u666f\u3002\u8d85\u5bfc\u78c1\u4f53\u53ef\u7528\u4e8e\u5236\u4f5c\u4ea4\u6d41\u8d85\u5bfc\u53d1\u7535\u673a\u3001\u78c1\u6d41\u4f53\u53d1\u7535\u673a\u548c\u8d85\u5bfc\u8f93\u7535\u7ebf\u8def\u7b49\u3002\u76ee\u524d\u8d85\u5bfc\u91cf\u5b50\u5e72\u6d89(SQUID)\u5df2\u7ecf\u4ea7\u4e1a\u5316\u3002\u53e6\u5916\uff0c\u4f5c\u4e3a\u4f4e\u6e29\u8d85\u5bfc\u6750\u6599\u7684\u4e3b\u8981\u4ee3\u8868NbTi\u5408\u91d1\u548cNb3Sn\uff0c\u5728\u5546\u4e1a\u9886\u57df\u4e3b\u8981\u5e94\u7528\u4e8e\u533b\u5b66\u9886\u57df\u7684MRI(\u6838\u78c1\u5171\u632f\u6210\u50cf\u4eea)\u3002\u4f5c\u4e3a\u79d1\u5b66\u7814\u7a76\u9886\u57df\uff0c\u5df2\u7ecf\u5e94\u7528\u4e8e\u6b27\u6d32\u7684\u5927\u578b\u9879\u76eeLHC\u9879\u76ee\uff0c\u5e2e\u52a9\u4eba\u7c7b\u5bfb\u6c42\u5b87\u5b99\u7684\u8d77\u6e90\u7b49\u79d1\u5b66\u95ee\u9898\u3002<\/p>\n \u4e8c\u7ef4\u6750\u6599\u7684\u8d85\u5bfc\u7279\u6027\uff0c\u4e0d\u4f46\u5728\u7ef4\u5ea6\u964d\u4f4e\u7684\u57fa\u7840\u4e0a\u6709\u52a9\u4e8e\u5bf9\u7535\u5b50\u76f8\u548c\u8fde\u7eed\u91cf\u5b50\u76f8\u53d8\u7684\u57fa\u7840\u7406\u89e3\uff0c\u800c\u4e14\u53ef\u4ee5\u4e3a\u80fd\u6548\u5668\u4ef6\u7684\u53d1\u5c55\u5e26\u4e86\u65b0\u7684\u53d1\u5c55\u5951\u673a<\/strong>\u3002\u56e0\u6b64\uff0c\u5728\u8fc7\u53bb\u7684\u51e0\u5341\u5e74\u95f4\uff0c\u79d1\u5b66\u5bb6\u5728\u4e8c\u7ef4\u6750\u6599\u7684\u8d85\u5bfc\u7279\u6027\u65b9\u9762\uff0c\u505a\u4e86\u5927\u91cf\u7684\u5b9e\u9a8c\u548c\u7406\u8bba\u5de5\u4f5c\u3002\u6700\u8fd1\uff0c\u79d1\u5b66\u5bb6\u5229\u7528\u5148\u8fdb\u7684\u6750\u6599\u751f\u957f\u65b9\u6cd5\u5236\u5907\u51fa\u4e86\u51e0\u79cd\u4e8c\u7ef4\u8d85\u5bfc\u6750\u6599\u3002\u6b64\u5916\uff0c\u79d1\u5b66\u5bb6\u53d1\u73b0\uff0c\u4e00\u79cd\u88ab\u6539\u8fdb\u7684\u79bb\u5b50\u6805\u7684\u65b9\u6cd5\u53ef\u4ee5\u5f15\u8d77\u4e8c\u7ef4\u8d85\u5bfc\u6750\u6599\u7684\u8d85\u5bfc\u7279\u6027\uff0c\u4fc3\u4f7f\u4e86\u7535\u573a\u8c03\u63a7\u6750\u6599\u8d85\u5bfc\u7279\u6027\u9886\u57df\u7684\u53d1\u5c55\u3002<\/p>\n \u5728\u4e8c\u7ef4\u8d85\u5bfc\u4f53\u7cfb\u4e2d\uff0c\u901a\u8fc7\u5bf9\u6750\u6599\u539a\u5ea6\u3001\u8f7d\u6d41\u5b50\u6d53\u5ea6\u548c\u78c1\u573a\u7684\u8c03\u63a7\uff0c\u6750\u6599\u53ef\u4ee5\u5b9e\u73b0\u4ece\u8d85\u5bfc\u6001\u5230\u7edd\u7f18\u6001\u7684\u8f6c\u53d8<\/strong>\u3002\u6709\u9884\u8a00\u79f0\uff0c\u5728\u8d85\u5bfc-\u7edd\u7f18\u8f6c\u53d8\uff08SIT\uff09\u7684\u4e34\u754c\u5904\uff0c\u8d85\u5bfc\u5e8f\u53c2\u6570\u7684\u632f\u8361\u4f1a\u589e\u5f3a\uff0c\u5e76\u663e\u8457\u5f71\u54cd\u6750\u6599\u7684\u8f93\u8fd0\u7279\u6027<\/strong>\u3002\u5728SIT\u4e34\u754c\u5904\u8fdb\u884c\u78c1\u8f93\u8fd0\u6d4b\u91cf\uff0c\u663e\u793a\u51fa\u4e30\u5bcc\uff0c\u6709\u8da3\u7684\u91cf\u5b50\u73b0\u8c61\uff0c\u6bd4\u5982\u5e93\u4f2f\u5bf9\u7edd\u7f18\u4f53\uff0c\u8d1f\u78c1\u963b\u73b0\u8c61\u548c\u78c1\u963b\u632f\u8361\u73b0\u8c61\u7b49\u3002\u5c3d\u7ba1\uff0c\u5728\u8d85\u5bfc\u8584\u819c\u548c\u51e0\u4f55\u56fe\u6848\u65b9\u9762\u5df2\u7ecf\u505a\u4e86\u5f88\u591a\u7814\u7a76\u5de5\u4f5c\uff0c\u76ee\u524d\u4e3a\u6b62\uff0c\u65e0\u5e8f\u4e8c\u7ef4\u8d85\u5bfc\u4f53\u7cfb\u7684\u5236\u5907\u5f88\u5927\u7a0b\u5ea6\u4e0a\u963b\u788d\u4e86\u8f93\u8fd0\u7279\u6027\u7684\u7814\u7a76\u6b65\u4f10\u3002\u5bf9\u7eaf\u51c0\u65e0\u5e8f\u8d85\u5bfc\u6676\u4f53\u7684\u7814\u7a76\u5bf9\u7406\u89e3\u4e8c\u7ef4\u89c6\u89d2\u4e0b\u8d85\u5bfc\u632f\u8361\u7684\u672c\u8d28\u6709\u5f88\u5927\u7684\u5e2e\u52a9\u3002\u7136\u800c\uff0c\u83b7\u5f97\u9ad8\u54c1\u8d28\u7684\uff0c\u7a33\u5b9a\u5b58\u5728\u4e8e\u7a7a\u6c14\u4e2d\u7684\u4e8c\u7ef4\u8d85\u5bfc\u6750\u6599\u662f\u4e00\u4e2a\u4ee4\u79d1\u5b66\u5bb6\u82e6\u607c\u7684\u96be\u9898\u3002<\/p>\n \u5cf0\u56de\u8def\u8f6c\uff0c\u5929\u9053\u916c\u52e4\u3002\u5177\u6709\u8d85\u5bfc\u7279\u6027\u7684\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u78b3\u5316\u7269<\/strong>\u7684\u51fa\u73b0\uff0c\u4f7f\u5f97\u96be\u9898\u5f97\u5230\u4e86\u89e3\u51b3\u3002\u8fd1\u65e5\uff0c\u5317\u4eac\u5927\u5b66\u5eb7\u5b81\u6559\u6388\u548c\u4e2d\u79d1\u9662\u91d1\u5c5e\u6240\u4efb\u6587\u624d\u7814\u7a76\u5458\u7b49\u4eba<\/strong>\u5408\u4f5c\uff0c\u5229\u7528\u5316\u5b66\u6c14\u76f8\u6c89\u79ef(CVD)\u6cd5\u5236\u5907\u51fa\u4e86\u9ad8\u54c1\u8d28\u7684\u4e8c\u7ef4\u8d85\u8584\u03b1-Mo2C\u8d85\u5bfc\u6676\u4f53<\/strong>\u3002\u7531\u4e8e\u5728\u70ed\u5b66\u548c\u5316\u5b66\u65b9\u9762\u51fa\u8272\u7684\u7a33\u5b9a\u6027\uff0c\u8be5\u6750\u6599\u7684\u8d85\u5bfc\u7279\u6027 \u5728\u5916\u754c\u73af\u5883\u4e2d\uff0c\u5177\u6709\u5f88\u9ad8\u7684\u53ef\u91cd\u590d\u6027\u548c\u7a33\u5b9a\u6027\u3002\u8fd9\u4e3a\u7406\u89e3\u4e8c\u7ef4\u8d85\u5bfc\u4f53\u7cfb\u7684\u5185\u5728\u672c\u8d28\u548c\u673a\u7406\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4f18\u8d28\u7684\u5e73\u53f0\u3002<\/p>\n \u3010\u5de5\u4f5c\u4eae\u70b9<\/strong>\u3011<\/p>\n \u8fd9\u7bc7\u6587\u7ae0\u5c55\u73b0\u4e86\u9ad8\u54c1\u8d28\u4e8c\u7ef4\u8d85\u8584\u8d85\u5bfc\u03b1-Mo2C\u6676\u4f53\u7684\u78c1\u8f93\u8fd0\u7279\u6027<\/strong>\u3002\u5728\u4f4e\u4e8e\u8d85\u5bfc\u8f6c\u53d8\u4e34\u754c\u6e29\u5ea6Tc\u548c\u65bd\u52a0\u8f83\u5f31\u78c1\u573a<\/strong>\u7684\u6761\u4ef6\u4e0b\uff0c\u89c2\u5bdf\u5230\u4e86\u53ef\u91cd\u590d\u7684\u78c1\u963b\u632f\u8361\u6548\u5e94<\/strong>\uff0c\u5e76\u4e14\u78c1\u963b\u632f\u8361\u662f\u78c1\u573a\u7684\u51fd\u6570<\/strong>\u3002\u968f\u7740\u6676\u4f53\u539a\u5ea6\u7684\u964d\u4f4e\uff0c\u8d1f\u78c1\u963b\u73b0\u8c61<\/strong>\u5728\u8d85\u5bfc\u6001\u88ab\u53d1\u73b0\u3002\u901a\u8fc7\u7814\u7a76\u53d1\u73b0\uff0c\u8fd9\u4e9b\u65b0\u5947\u7684\u884c\u4e3a\u53ef\u4ee5\u88ab\u5728SIT\u4e34\u754c\u5904\u7684\u975e\u5747\u5300\u76f8\u53ca\u5e8f\u53c2\u91cf\u7684\u91cf\u5b50\u6da8\u843d\u5b9a\u91cf\u89e3\u91ca<\/strong>\u3002<\/p>\n \u3010\u7ed3\u679c\u4e0e\u8ba8\u8bba<\/strong>\u3011<\/p>\n \u56fe2<\/strong> \u5728\u8d85\u5bfc\u6001\uff0c\u78c1\u963b\u632f\u8361\u73b0\u8c61\u7684\u6d4b\u91cf\u3002(a)\u4f4e\u4e8e\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6\uff08Tc\uff09\u65f6\uff0cS1\u6837\u54c1\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u78c1\u963b\u66f2\u7ebf\u3002(b)\u5728(a)\u56fe\u4e2d\u78c1\u963b\u66f2\u7ebf\u7684\u653e\u5927\u56fe\u50cf\u3002\u5728\u8d85\u5bfc\u72b6\u6001\u548c\u4e0d\u52a0\u78c1\u573a\u7684\u6761\u4ef6\u4e0b\uff0c\u53ef\u4ee5\u89c2\u5bdf\u78c1\u963b\u632f\u8361\u6548\u5e94\u3002\u4e3a\u6e05\u695a\u8d77\u89c1\uff0c\u66f2\u7ebf\u662f\u5782\u76f4\u504f\u79fb\u3002\u5782\u76f4\u865a\u7ebf\u7528\u4f5c\u57fa\u51c6\u7ebf\uff0c\u4fbf\u4e8e\u89c2\u5bdf\u5230\u78c1\u963b\u632f\u8361\u6548\u5e94\u3002<\/p>\n \u56fe5<\/strong>\u00a0\u78c1\u573a\u5f15\u8bf1\u4e0b\uff0cMo2C\u6676\u4f53\u7684\u8d85\u5bfc\u6001-\u7edd\u7f18\u4f53\u7684\u8f6c\u53d8\u3002\u57281.9\u81f32.8K\u7684\u6e29\u5ea6\u8303\u56f4\u5185\uff0c6.7nm\u539a\u7684Mo2C\u6676\u4f53(\u6837\u672cS4)\u7684\u8584\u7247\u7535\u963b\u968f\u78c1\u573a\u7684\u53d8\u5316\u66f2\u7ebf\uff1a\u4ea4\u70b9\u8868\u793a\u4e34\u754c\u78c1\u573a\u548c\u4e34\u754c\u7535\u963b\u3002\u63d2\u56fe\u5c55\u73b0\u4e8610\u4e2a\u4e0d\u540c\u6e29\u5ea6\u4e0b\uff0c\u7535\u963b\u7684\u76f8\u5bf9\u53d8\u5316\u3002<\/p>\n \u3010\u7ed3\u8bba<\/strong>\u3011<\/p>\n \u5eb7\u5b81\u548c\u4efb\u6587\u624d\u7b49\u4eba\u5408\u4f5c\u7814\u7a76\u4e86\u4e8c\u7ef4\u9ad8\u54c1\u8d28\u8d85\u8584\u8d85\u5bfc\u03b1-Mo2C\u6676\u4f53\u7684\u78c1\u8f93\u8fd0\u7279\u6027<\/strong>\u3002\u5728\u4f4e\u78c1\u573a\u548c\u8fdc\u4f4e\u4e8eTc\u7684\u6761\u4ef6\u4e0b\uff0c\u6837\u54c1\u7684\u78c1\u963b\u53d1\u751f\u4e86\u53ef\u91cd\u590d\u6027\u632f\u8361\u73b0\u8c61<\/strong>\uff1b\u5e76\u89e3\u91ca\u4e86\u5728Mo2C\u6676\u4f53\u8868\u9762\uff0c\u5c4f\u5e55\u7535\u6d41\u5faa\u73af\u56f4\u7ed5\u4e09\u89d2\u5f62\u9ad8\u53f0\u7684\u632f\u8361\u7535\u963b\u73b0\u8c61<\/strong>\u3002\u5728\u66f4\u8584\u7684\u6676\u4f53\u4e2d\uff0c\u5728\u4f4e\u78c1\u573a\u5f15\u8bf1\u7684\u8d85\u5bfc\u6001\u4e0b\uff0c\u53ef\u4ee5\u89c2\u5bdf\u5230\u660e\u663e\u7684\u8d1f\u78c1\u963b\u73b0\u8c61<\/strong>\uff0c\u4e3a\u5bc6\u5ea6\u63a5\u8fd1\u8d85\u5bfc-\u7edd\u7f18\u4e34\u754c\u6001\u7684\u8d85\u6d41\u4f53\u5b58\u5728\u5f3a\u70c8\u7684\u76f8\u632f\u8361\u73b0\u8c61\u63d0\u4f9b\u4e86\u8bc1\u636e<\/strong>\u3002\u52a0\u5feb\u4e86\u5bf9\u4e8c\u7ef4\u8d85\u5bfc\u6750\u6599\u6027\u8d28\u7684\u7814\u7a76\u6b65\u4f10\uff0c\u4e3a\u8d85\u5bfc\u7406\u8bba\u4f53\u7cfb\u7684\u5efa\u7acb\u63d0\u4f9b\u4e86\u5f3a\u6709\u529b\u7684\u5b9e\u9a8c\u652f\u6491\u3002\u540c\u65f6\uff0c\u8868\u660e\u9ad8\u54c1\u8d28\u8d85\u8584Mo2C\u6676\u4f53\u4e3a\u4e8c\u7ef4\u8d85\u5bfc\u7279\u6027\u7684\u7814\u7a76\u63d0\u4f9b\u4e86\u4e00\u4e2a\u975e\u5e38\u6709\u5e0c\u671b\u7684\u5e73\u53f0\u3002<\/p>\n \u3010\u5907\u6ce8<\/strong>\u3011<\/p>\n \u8be5\u7814\u7a76\u6210\u679c\u8fd1\u671f\u53d1\u8868\u5728ACS nano<\/strong> (IF: 12.881<\/strong>) \u4e0a\uff0c\u6587\u732e\u94fe\u63a5:Magnetotransport Properties in High-Quality Ultrathin Two-Dimensional Superconducting Mo2C Crystals<\/a>\u3002<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u79d1\u666e\u56e2\u961f\u5b66\u672f\u7ec4\u7075\u5bf8\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n \u6b22\u8fce\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u5b66\u672f\u7ec4\uff0c\u4e00\u8d77\u8fdb\u884c\u6750\u6599\u9876\u520a\u5b66\u672f\u52a8\u6001\u7684\u8ddf\u8e2a\u548c\u62a5\u9053\u4ee5\u53caSCI\u76f8\u5173\u77e5\u8bc6\u79d1\u666e\u7b49\u3002\u52a0\u5165\u65b9\u5f0f\uff1a\uff081\uff09\u52a0\u5165\u6750\u6599\u4eba\u6587\u732e\u68c0\u7d22\u7fa4\uff08410109144\uff09\uff0c\u79c1\u4fe1\u7ba1\u7406\u5458\u201c\u6210\u90fd-\u5c0f\u5c0f\uff08QQ:763044722\uff09\u201d\u62a5\u540d\uff1b\uff082\uff09\u70b9\u6b64\u5904\u62a5\u540d<\/a>\u3002<\/p>\n \u6b22\u8fce\u5404\u5927\u8bfe\u9898\u7ec4\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com<\/p>\n","protected":false},"excerpt":{"rendered":" \u3010\u80cc\u666f\u7b80\u4ecb\u3011 \u6750\u6599\u725b\u6ce8\uff1a\u8d85\u5bfc\u73b0\u8c61\u662f\u6307\u6750\u6599\u5728\u4f4e\u4e8e\u67d0\u4e00\u6e29\u5ea6\u65f6\uff0c\u7535\u963b\u53d8\u4e3a\u96f6\u7684\u73b0\u8c61\uff0c\u800c\u8fd9\u4e00\u6e29\u5ea6\u79f0\u4e3a\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6(Tc)\u3002\u8d85\u5bfc\u73b0\u8c61\u7684\u7279\u5f81\u662f\u96f6\u7535\u963b\u548c\u5b8c\u5168\u6297\u78c1\u6027\uff0c\u5177\u6709\u8d85\u5bfc\u73b0\u8c61…<\/p>\n","protected":false},"author":372,"featured_media":8144,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[56,76,32,30],"class_list":["post-8170","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-crsytal","tag-carbon","tag-film","tag-chaodao"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/8170"}],"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\/372"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8170"}],"version-history":[{"count":11,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/8170\/revisions"}],"predecessor-version":[{"id":9303,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/8170\/revisions\/9303"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/8144"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8170"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n\u56fe1<\/strong> \u8d85\u8584\u03b1-Mo2C\u6676\u4f53\u7684\u8d85\u5bfc\u7279\u6027\u3002(a)\u5728(Cu\/Mo)\u886c\u5e95\u4e0aMo2C\u6676\u4f53\u7684\u5149\u5b66\u56fe\u50cf:\u8584\u7247\u7684\u4e0d\u540c\u5bf9\u6bd4\u5ea6\u533a\u57df\u5bf9\u5e94\u4e8e\u4e0d\u540c\u7684\u539a\u5ea6\uff0c\u8584\u7247\u989c\u8272\u4e0e\u886c\u5e95\u989c\u8272 \u8d8a\u63a5\u8fd1\uff0c\u8868\u660e\u8584\u7247\u539a\u5ea6\u8d8a\u5c0f\uff1b\u8fd9\u4e9b\u8584\u7247\u7684\u5c3a\u5bf8\u572810-20um\u8303\u56f4\u5185\uff0c\u539a\u5ea6\u57283-60nm\u8303\u56f4\u5185\uff1b(b)\u4e0a\u56fe\uff1a\u7528\u03b1-Mo2C\u6676\u4f53\u5236\u4f5c\u7684\u5668\u4ef6\u7684AFM\u56fe\u50cf\uff0c\u6bd4\u4f8b\u5c3a\u4e3a2\u03bcm\uff1b\u4e0b\u56fe\uff1a\u6cbf\u7740\u4e0a\u56fe\u84dd\u8272\u865a\u7ebf\u5f97\u5230\u7684\u9ad8\u5ea6\u8f6e\u5ed3\u56fe\uff1b(c)\u4e0d\u52a0\u78c1\u573a\u60c5\u51b5\u4e0b\uff0c\u539a\u5ea6\u4e3a7.3nm\u7684Mo2C\u6676\u4f53\u7684\u8584\u5c42\u7535\u963b\u968f\u6e29\u5ea6\u7684\u53d8\u5316\u66f2\u7ebf\uff1b\u63d2\u56fe\u662f\u4f4e\u6e29\u8303\u56f4\u5904\uff0c\u8be5\u6676\u4f53\u8d85\u5bfc\u8f6c\u53d8\u7684\u4e00\u4e2a\u6269\u5c55\u89c6\u56fe\uff1a\u5b9e\u7ebf\u662f\u8003\u8651\u6709\u9650\u5c3a\u5bf8\u6548\u5e94\u7684Berezinskii-Kosterlit-Thouless\u8f6c\u53d8\u6a21\u578b<\/strong>\u7684\u62df\u5408\u66f2\u7ebf\uff1a\u4ece\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6Tc\u7b49\u4e8e3.4K<\/strong>\u3002
\n<\/p>\n
\n\u56fe3<\/strong> \u78c1\u963b\u632f\u8361\u6548\u5e94\u7684\u5206\u6790\uff1a(a) \u6837\u54c1S1\u7684\u0394R\u968f\u7740\u78c1\u573a\u7684\u53d8\u5316\u66f2\u7ebf\uff0c\u53ef\u4ee5\u770b\u51fa\uff1a\u5728\u4f4e\u573a\u60c5\u51b5\u4e0b\uff0c\u78c1\u963b\u632f\u8361\u6548\u5e94\u662f\u5bf9\u79f0\u7684\uff0c\u8868\u660e\u8be5\u6750\u6599\u78c1\u963b\u632f\u8361\u6548\u5e94 \u5177\u6709\u826f\u597d\u7684\u53ef\u91cd\u590d\u7279\u6027\uff1b(b) \u4e0d\u540c\u6e29\u5ea6\u4e0b\uff0c\u0394R\u7684\u5085\u91cc\u53f6\u80fd\u91cf\u8c31\uff0c\u53ef\u4ee5\u770b\u51fa: 2.4\u548c3.6 kO\/e\u662f\u4e3b\u8981\u9891\u7387\uff0c\u5bf9\u5e94\u7740\u0394H = 420\u548c270\u7684\u632f\u8361\u5468\u671f\uff1b\u4e3b\u5cf0\u4f4d\u7f6e\u4e0d\u968f\u6e29\u5ea6\u53d1\u751f\u53d8\u5316\uff0c\u8868\u660e\u5bf9\u5e94\u7684\u78c1\u963b\u632f\u8361\u662f\u51c6\u5468\u671f\u6027\u632f\u8361\uff1b(c) \u78c1\u963b\u632f\u8361\u6548\u5e94\u7684\u0394R\u968f\u6e29\u5ea6\u7684\u53d8\u5316\u66f2\u7ebf\uff0c\u53ef\u4ee5\u770b\u51fa\uff0c\u8fd9\u662f\u4e00\u4e2a\u975e\u5355\u8c03\u66f2\u7ebf\uff1b(d) \u5bf9\u5e94\u7684Mo2C\u6676\u4f53\u7684AFM\u56fe\u50cf\uff0c\u5728\u6676\u4f53\u8868\u9762\u6709\u4e24\u4e2a\u4e09\u89d2\u5f62\u9ad8\u53f0\uff0c\u5c3a\u5bf8\u4e3a200nm\u3002<\/p>\n
\n\u56fe4<\/strong> \u8d85\u5bfc\u8f6c\u53d8\u9636\u6bb5\uff0c\u4f4e\u4e8eTc\u7684\u8d1f\u78c1\u963b\u73b0\u8c61\uff1a(a) \u4ece1.8\u81f33.5K\u6e29\u5ea6\u8303\u56f4\uff0cS2\u6837\u54c1\u7684\u78c1\u963b\u66f2\u7ebf\uff1b(b) \u5728\u4f4e\u573a\u6761\u4ef6\u4e0b\uff0c\u78c1\u963b\u66f2\u7ebf\u7684\u653e\u5927\u56fe\u50cf\uff0c\u53ef\u4ee5\u770b\u51fa\uff1a\u5728\u8d85\u5bfc\u8f6c\u53d8\u8fc7\u7a0b\u7684\u8d1f\u78c1\u963b\u73b0\u8c61\u548c\u78c1\u963b\u632f\u8361\u6548\u5e94\uff0c\u865a\u7ebf\u8868\u793a\u78c1\u963b\u632f\u8361\u3002<\/p>\n<\/p>\n