{"id":171483,"date":"2019-03-31T06:52:47","date_gmt":"2019-03-30T22:52:47","guid":{"rendered":"\/\/m.iemloyee.com\/?p=171483"},"modified":"2019-03-30T21:53:01","modified_gmt":"2019-03-30T13:53:01","slug":"%e5%8d%97%e6%96%b9%e7%a7%91%e6%8a%80%e5%a4%a7%e5%ad%a6%e5%88%98%e5%a5%87%e8%88%aaprl%ef%bc%9a%e5%8d%8a%e5%af%bc%e4%bd%93%e4%b8%ad%e7%9a%84%e5%8f%8d%e6%8e%ba%e6%9d%82%e6%95%88%e5%ba%94","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=171483","title":{"rendered":"\u5357\u65b9\u79d1\u6280\u5927\u5b66\u5218\u5947\u822aPRL\uff1a\u534a\u5bfc\u4f53\u4e2d\u7684\u53cd\u63ba\u6742\u6548\u5e94"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u7535\u5b50\uff08\u7a7a\u7a74\uff09\u7684\u666e\u901a\u63ba\u6742\u901a\u5e38\u610f\u5473\u7740\u8d39\u7c73\u80fd\u7ea7\u5411\u5bfc\u5e26\uff08\u4ef7\u5e26\uff09\u79fb\u52a8\u5e76\u4e14\u81ea\u7531\u8f7d\u6d41\u5b50\u7684\u7535\u5bfc\u7387\u589e\u52a0\u3002\u7136\u800c\u6700\u8fd1\u5728\u4e0d\u540c\u6750\u6599\u4e2d\u90fd\u53d1\u73b0\u4e00\u79cd\u7279\u6b8a\u7684\u63ba\u6742\u7279\u6027\uff1a\u7535\u5b50\u63ba\u6742\u5bfc\u81f4\u6700\u4f4e\u672a\u5360\u636e\u5e26\u7684\u4e00\u90e8\u5206\u5408\u5e76\u5230\u4ef7\u5e26\u4e2d\uff0c\u5bfc\u81f4\u7535\u5bfc\u7387\u663e\u8457\u964d\u4f4e\u3002\u8fd9\u79cd\u7279\u6b8a\u7684\u201c\u53cd\u63ba\u6742\u201d\u6548\u5e94\u5b58\u5728\u7684\u4f53\u7cfb\u5305\u62ec\u7a00\u571f\u954d\u6c27\u5316\u7269SmNiO3<\/sub>\uff0c\u94b4\u6c27\u5316\u7269 SrCoO2.5<\/sub>\uff0c\u9502\u79bb\u5b50\u7535\u6c60\u6750\u6599\u7b49\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u6765\u81ea\u5357\u65b9\u79d1\u6280\u5927\u5b66\u7269\u7406\u7cfb\u7684\u5218\u5947\u822a\u526f\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u548c\u79d1\u7f57\u62c9\u591a\u5927\u5b66\u535a\u5c14\u5fb7\u5206\u6821Alex Zunger\u6559\u6388\u7b49\u4eba\u5408\u4f5c\uff0c\u62a5\u9053\u4e86\u5177\u6709\u4fd8\u83b7\u8f7d\u6d41\u5b50\u4e2d\u95f4\u5e26\u7684\u534a\u5bfc\u4f53\u4e2d\u7684\u53cd\u63ba\u6742\u73b0\u8c61\u7684\u7269\u7406\u8d77\u6e90\u53ca\u5176\u53cd\u95ee\u9898\u2014\u2014\u5373\u5982\u4f55\u5408\u7406\u641c\u7d22\u8fd9\u7c7b\u6750\u6599\u3002\u4f5c\u8005\u901a\u8fc7\u7b2c\u4e00\u6027\u539f\u7406\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\uff0c\u4e3a\u8fd9\u4e00\u7c7b\u53cd\u63ba\u6742\u884c\u4e3a\u63d0\u51fa\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u6781\u5316\u5b50\u6e6e\u706d\u201d\u7684\u5fae\u89c2\u673a\u5236\u3002\u4ee5\u7535\u5b50\u63ba\u6742\u67d0\u4e9b\u6c27\u5316\u7269\u4e3a\u4f8b\uff0c\u7814\u7a76\u53d1\u73b0\uff0c\u5177\u6709\u53cd\u63ba\u6742\u6548\u5e94\u7684\u6750\u6599\u5728\u4e0d\u8003\u8651\u6742\u5316\u6548\u5e94\u7684\u9ad8\u5bf9\u79f0\u7ed3\u6784\u4e0b\u5177\u6709\u534a\u586b\u5145\u80fd\u5e26\uff0c\u5e94\u4e3a\u91d1\u5c5e\u3002\u800c\u6676\u683c\u7578\u53d8\u6b64\u65f6\u4f1a\u6253\u5f00\u5e26\u9699\uff0c\u6b64\u65f6\u7684\u4f4e\u80fd\u6fc0\u53d1\u53d1\u751f\u5728\u4f53\u7cfb\u7684\u914d\u4f4d\u9634\u79bb\u5b50\u4e4b\u95f4\u3002\u56e0\u6b64\uff0c\u8fd9\u7c7b\u6750\u6599\u7684\u5bfc\u5e26\u5e95\u5728\u63ba\u6742\u4e4b\u524d\u6709\u88ab\u8ba4\u4e3a\u4ece\u4ef7\u5e26\u5206\u79bb\u51fa\u53bb\u7684\u201c\u7a7a\u7a74\u6781\u5316\u5b50\u201d\u6001\uff0c\u800c\u7535\u5b50\u5f15\u5165\u540e\u4f1a\u590d\u5408\u8fd9\u4e9b\u7a7a\u7a74\u6781\u5316\u5b50\u56de\u5230\u4ef7\u5e26\uff0c\u800c\u5e76\u4e0d\u5f62\u6210\u5e26\u9699\u95f4\u7684\u7f3a\u9677\u80fd\u7ea7\u3002\u8fd9\u79cd\u53cd\u63ba\u6742\u73b0\u8c61\u539f\u5219\u4e0a\u548c\u4f53\u7cfb\u7684\u7535\u5b50\u5173\u8054\u6548\u5e94\u65e0\u5173\uff0c\u4f8b\u5982\u5728\u542b\u6709\u9541\u7a7a\u4f4d\u7684\u6c27\u5316\u9541\u4e2d\u4e5f\u53ef\u4ee5\u5b58\u5728\u3002\u53e6\u5916\uff0c\u5728\u9502\u7535\u6c60\u9633\u6781\u6750\u6599LiFeSiO4<\/sub>\uff0cLiIrO3<\/sub>\u4ee5\u53ca\u8fc7\u6e21\u91d1\u5c5e\u6c27\u5316\u7269SmNiO3<\/sub>\uff0cSrCoO2.5<\/sub>\u7b49\u6750\u6599\u4e2d\u5b58\u5728\u63ba\u6742\u8303\u56f4\u5e7f\uff0c\u5e26\u9699\u53d8\u5316\u5927\u7684\u53cd\u63ba\u6742\u6548\u5e94\u3002<\/p>\n \u53cd\u63ba\u6742\u6548\u5e94\u63d0\u4f9b\u4e86\u4e00\u79cd\u975e\u5e38\u89c4\u7684\u8c03\u63a7\u7535\u5bfc\u7387\u7684\u65b9\u6cd5\u3002\u4ece\u800c\u4e3a\u63ba\u6742\u8bf1\u5bfc\u7684\u591a\u79cd\u529f\u80fd\u5668\u4ef6\uff09\u5982\u71c3\u6599\u7535\u6c60\u3001\u7535\u573a\u4f20\u611f\u5668\u3001\u9502\u79bb\u5b50\u7535\u6c60\u6750\u6599\u548c\u5149\u5b66\u5668\u4ef6\uff09\u5f00\u8f9f\u4e86\u65b0\u7684\u65b9\u5411\u3002\u8be5\u6210\u679c\u8fd1\u65e5\u4ee5\u201c<\/strong>Antidoping in Insulators and Semiconductors Having Intermediate Bands with Trapped Carriers<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u671f\u520a<\/strong>Physical Review Letter<\/strong>\u4e0a\u3002<\/strong><\/p>\n \u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong><\/p>\n \u56fe1 \u7535\u5b50\u53cd\u63ba\u6742\u548c\u7a7a\u7a74\u53cd\u63ba\u6742\u793a\u610f\u56fe<\/p>\n (a)\u7535\u5b50\u53cd\u63ba\u6742\u548c(b)\u7a7a\u7a74\u53cd\u63ba\u6742\u793a\u610f\u56fe\u3002\u5728\u63ba\u6742\u5230(a)\u4e2d\u4e4b\u524d\uff0c\u5316\u5408\u7269\u5177\u6709\u5e26\u4fd8\u83b7\u7a7a\u7a74\u7684\uff0c\u4ece\u4ef7\u5e26\u5288\u88c2\u51fa\u6765\u7684\u672a\u5360\u636e\u4e2d\u95f4\u5e26\uff0c\u800c\u5728(b)\u4e2d\uff0c\u5b83\u5177\u6709\u5e26\u4fd8\u83b7\u7535\u5b50\u7684\u5360\u636e\u7684\u5bfc\u5e26\u5288\u88c2\u4e2d\u95f4\u5e26\u3002\u901a\u8fc7\u7535\u5b50\u63ba\u6742(a)\uff08\u6b65\u9aa4i\uff09\u5bfc\u81f4\u7535\u5b50-\u7a7a\u7a74\u590d\u5408\uff0c\u8fd9\u5bfc\u81f4\u4e2d\u95f4\u5e26\u5411\u4ef7\u5e26\uff08\u6b65\u9aa4ii\uff09\u79fb\u52a8\u3002\u8fd9\u5c06\u9020\u6210\u672a\u63ba\u6742\u7cfb\u7edf\uff08\u6a59\u8272\u533a\u57df\uff09\u7684\u5e26\u9699Eg\u589e\u52a0\uff0c\u4ece\u800c\u964d\u4f4e\u7535\u5bfc\u7387\u3002(b)\u7a7a\u7a74\u53cd\u63ba\u6742\u4e0e\u4e4b\u76f8\u4f3c\u3002<\/p>\n \u56fe2 \u9502\u7535\u6c60\u9633\u6781\u6750\u6599LiFeSiO4<\/sub>\u4e2d\u7684\u53cd\u63ba\u6742\u73b0\u8c61<\/p>\n (a)FeSiO4<\/sub> (b)Li0.5<\/sub>FeSiO4<\/sub>\u548c(c)LiFeSiO4<\/sub>\u7684\u6001\u5bc6\u5ea6\u3002\u7bad\u5934\u8868\u793a\u7535\u5b50\u63ba\u6742\u65f6\u4e2d\u95f4\u5e26\u88ab\u4ef7\u5e26\u541e\u5e76\u3002(d)\u7eff\u8272\u7b49\u503c\u9762\u8868\u793aLi0.5<\/sub>FeSiO4<\/sub>\u4e2d\u672a\u5360\u636e\u7684\u6781\u5316\u5b50\u4e2d\u95f4\u5e26\u7684\u6ce2\u51fd\u6570\u6a21\u5e73\u65b9\uff0cO\u539f\u5b50\u7528\u7ea2\u8272\u6807\u8bb0\u3002<\/p>\n \u56fe3 \u954d\u6c27\u5316\u7269SmNiO3<\/sub>\u4e2d\u7684\u53cd\u63ba\u6742\u73b0\u8c61<\/p>\n (a) (b) (c)SmNiO3<\/sub>\u7684\u6001\u5bc6\u5ea6\uff0c\u5176\u4e2d(a)\u672a\u63ba\u6742(b)0.5 e\/Ni\u63ba\u6742(c)1 e\/Ni\u63ba\u6742\uff0c\u7bad\u5934\u8868\u793a\u4e2d\u95f4\u5e26\u7684\u4e00\u90e8\u5206\u5728\u7535\u5b50\u63ba\u6742\u65f6\u88ab\u4ef7\u5e26\u541e\u5e76\u3002\u56fe(d)\u672a\u63ba\u6742\u548c(e)\u63ba\u67421 e\/Ni\u7684\u4e2d\u7684\u7eff\u8272\u7b49\u503c\u9762\u8868\u793a\u672a\u88ab\u5360\u636e\u7684\u4e2d\u95f4\u5e26\u6ce2\u51fd\u6570\u7684\u6a21\u5e73\u65b9\uff0cO\u539f\u5b50\u7528\u7ea2\u8272\u6807\u8bb0\u3002(f)(g)\u4f5c\u4e3a\u534a\u5f84\u7684\u51fd\u6570\uff0c\u5728\u5c0f\u516b\u9762\u4f53(Ni1)\u548c\u5927\u516b\u9762\u4f53(Ni2)\u5185\u4ee5\u954d\u539f\u5b50\u4e3a\u4e2d\u5fc3\u7684\u7403\u4f53\u4e2d\u79ef\u5206\u7684\u603b\u7535\u8377\u5bc6\u5ea6\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u63ba\u6742\u81ea\u7531\u8f7d\u6d41\u5b50\u7684\u5b58\u5728\u4f1a\u6539\u53d8\u56fa\u4f53\u6676\u683c\u7ed3\u6784\u53ca\u5bf9\u79f0\u6027\uff0c\u6216\u8005\u4ea7\u751f\u81ea\u9677\u6676\u683c\u6781\u5316\u5b50\uff0c\u6216\u8005\u5f62\u6210\u5c40\u90e8\u7535\u8377\u8865\u507f\u4e2d\u5fc3\u3002\u53cd\u63ba\u6742\u4e0e\u4f20\u7edf\u610f\u4e49\u4e0a\u63ba\u6742\u7684\u9884\u671f\u8d8b\u52bf\u5b8c\u5168\u76f8\u53cd\u2014\u2014\u63ba\u6742\u964d\u4f4e\u800c\u4e0d\u662f\u589e\u52a0\u7535\u5bfc\u7387\u3002\u5728\u8fd9\u91cc\uff0c\u4f5c\u8005\u6307\u51fa\uff0c\u5c31\u50cf\u9502\u79bb\u5b50\u5316\u5408\u7269\uff0c\u6216\u5177\u6709\u91d1\u5c5e\u7a7a\u4f4d\u7684MgO\u4e00\u6837\uff0c\u7535\u5b50\u53cd\u63ba\u6742\u662f\u4e00\u79cd\u76f8\u5f53\u666e\u904d\u7684\u6548\u5e94\uff0c\u4e0e\u5173\u8054\u6548\u5e94\u65e0\u663e\u8457\u5173\u7cfb\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u4f5c\u8005\u9884\u6d4b\u6750\u6599\u4e2d\u7684\u7a7a\u7a74\u53cd\u63ba\u6742\uff0c\u5728\u63ba\u6742\u4e4b\u524d\uff0c\u5b58\u5728\u5305\u542b\u4fd8\u83b7\u7a7a\u7a74\u7684\u5bfc\u5e26\u5206\u79bb\u51fa\u6765\u7684\u4e2d\u95f4\u5e26\u3002\u8be5\u7814\u7a76\u5706\u6ee1\u5730\u89e3\u91ca\u4e86\u5bfc\u7535\u6027\u968f\u63ba\u6742\u6d53\u5ea6\u589e\u52a0\u800c\u51cf\u5f31\u7684\u53cd\u63ba\u6742\u6548\u5e94\u7684\u5fae\u89c2\u673a\u7406\uff0c\u5e76\u4e14\u7ed9\u51fa\u4e86\u5177\u6709\u8fd9\u79cd\u6027\u8d28\u7684\u6750\u6599\u4e00\u822c\u6ee1\u8db3\u7684\u6761\u4ef6\uff0c\u4f9b\u7814\u7a76\u8005\u5e7f\u6cdb\u5bfb\u627e\u8fd9\u7c7b\u6750\u6599\u63d0\u4f9b\u4e86\u7406\u8bba\u6307\u5bfc\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a<\/strong>Antidoping in Insulators and Semiconductors Having Intermediate Bands with Trapped Carriers<\/a><\/p>\n \u00a0(Phys. Rev. Lett., 2019, DOI: 10.1103\/PhysRevLett.122.106403)<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u4e01\u8d4b\u5b81\u4f9b\u7a3f\uff0c\u5218\u5947\u822a\u526f\u6559\u6388\u6821\u5bf9\u3002<\/p>\n<\/p>\n
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