{"id":173147,"date":"2019-04-22T06:07:12","date_gmt":"2019-04-21T22:07:12","guid":{"rendered":"\/\/m.iemloyee.com\/?p=173147"},"modified":"2019-04-21T22:07:48","modified_gmt":"2019-04-21T14:07:48","slug":"%e6%b8%85%e5%8d%8e%e5%a4%a7%e5%ad%a6%e6%9c%b1%e9%9d%99%e8%af%be%e9%a2%98%e7%bb%84phys-rev-lett-%e7%a9%ba%e7%a9%b4%e6%8e%ba%e6%9d%82%e7%9a%84lufe2o4%ce%b4%e4%b8%ad%e7%9a%84%e7%94%b5%e8%8d%b7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=173147","title":{"rendered":"\u6e05\u534e\u5927\u5b66\u6731\u9759\u8bfe\u9898\u7ec4Phys. Rev. Lett.: \u7a7a\u7a74\u63ba\u6742\u7684LuFe2O4+\u03b4\u4e2d\u7684\u7535\u8377-\u6676\u683c\u8026\u5408\uff1a\u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\u7684\u8d77\u6e90"},"content":{"rendered":"<p>\u3010<strong><b>\u5f15\u8a00<\/b><\/strong>\u3011<\/p>\n<p>\u91cf\u5b50\u6001\u4e2d\u7684\u5bf9\u79f0\u6027\u7834\u7f3a\u662f\u73b0\u4ee3\u51dd\u805a\u6001\u7269\u7406\u5b66\u7684\u6838\u5fc3\u8bdd\u9898\u4e4b\u4e00\uff0c\u5e76\u88ab\u5e7f\u6cdb\u8ba4\u4e3a\u662f\u9ad8\u6e29\u8d85\u5bfc\uff08HTSC\uff09\uff0c\u5e9e\u78c1\u963b\u6548\u5e94\u548c\u62d3\u6251\u7ed3\u6784\u7b49\u65b0\u5174\u7279\u6027\u7684\u9a71\u52a8\u529b\u3002\u901a\u5e38\uff0c\u91cf\u5b50\u6001\u7684\u5bf9\u79f0\u6027\u7834\u7f3a\u80fd\u591f\u8bf1\u5bfc\u6750\u6599\u7535\u5b50\u7ed3\u6784\u548c\u6676\u683c\u7684\u8c03\u5236\uff0c\u4f8b\u5982\u7535\u8377\uff08CDW\uff09\u548c\/\u6216\u81ea\u65cb\u5bc6\u5ea6\u6ce2\uff08SDW\uff09\uff0c\u7535\u8377\u6709\u5e8f\u6001\uff08CO\uff09\u548c\u5468\u671f\u6027\u6676\u683c\u4f4d\u79fb\uff08PLD\uff09\u3002\u4f17\u6240\u5468\u77e5\uff0c\u8fd9\u4e9b\u8c03\u5236\u7ed3\u6784\u7684\u8868\u5f81\u5bf9\u4e8e\u91cf\u5b50\u6001\u7684\u63a2\u7d22\u548c\u5efa\u7acb\u5f3a\u5173\u8054\u4f53\u7cfb\u4e2d\u7ed3\u6784-\u6027\u8d28\u7684\u5173\u8054\u8d77\u7740\u91cd\u8981\u4f5c\u7528\u3002\u5728\u5f3a\u5173\u8054\u4f53\u7cfb\u4e2d\uff0c\u7535\u8377\u3001\u81ea\u65cb\u3001\u8f68\u9053\u548c\u6676\u683c\u5f80\u5f80\u7d27\u5bc6\u5730\u8026\u5408\u5728\u4e00\u8d77\uff0c\u8fd9\u51b3\u5b9a\u4e86\u8c03\u5236\u7ed3\u6784\u7684\u590d\u6742\u6027\uff0c\u4ece\u800c\u6311\u6218\u76ee\u524d\u5df2\u6709\u7684\u63a2\u7a76\u548c\u7406\u89e3\u5176\u672c\u8d28\u7279\u5f81\u7684\u65b9\u6cd5\u8bba\u3002\u7f3a\u4e4f\u5bf9\u8c03\u5236\u7ed3\u6784\u7684\u51c6\u786e\u63cf\u8ff0\u548c\u8868\u5f81\u4f1a\u5f71\u54cd\u5bf9\u91cf\u5b50\u6750\u6599\u57fa\u7840\u7269\u7406\u6027\u8d28\u7684\u5168\u9762\u7406\u89e3\u548c\u63a2\u7a76\u3002<\/p>\n<p>\u4e00\u822c\u6765\u8bb2\uff0c\u91cf\u5b50\u6001\u6216\u8c03\u5236\u7ed3\u6784\u53ef\u4ee5\u7528\u4e00\u4e2a\u590d\u5e8f\u53c2\u91cf\u63cf\u8ff0\uff0c\u5728\u6570\u5b66\u4e0a\uff0c\u8fd9\u79cd\u590d\u5e8f\u53c2\u91cf\u53ef\u4ee5\u5c55\u5f00\u4e3a\u5085\u91cc\u53f6\u7ea7\u6570\u7684\u5f62\u5f0f\u3002\u4f20\u7edf\u5730\uff0c\u65e0\u8bba\u8c03\u5236\u7ed3\u6784\u662f\u516c\u5ea6\u7684\u8fd8\u662f\u975e\u516c\u5ea6\u7684\uff0c\u6bcf\u4e2a\u5085\u91cc\u53f6\u7ec4\u5143\u7684\u76f8\u4f4d\u548c\u5e45\u5ea6\u90fd\u662f\u5e38\u6570\u3002\u6700\u7b80\u5355\u7684\u4f20\u7edf\u8c03\u5236\u7ed3\u6784\u662f\u53ea\u6709\u5355\u4e00\u6ce2\u77e2<strong><b>q<\/b><\/strong>\u7684\u4e00\u7ef4\u8c03\u5236\u7ed3\u6784\uff0c\u5982\u56fe1(a)\u6240\u793a\u3002\u589e\u52a0\u6ce2\u77e2\u7a7a\u95f4\u7684\u7ef4\u6570\uff08\u591a\u4e2a<strong><b>q<\/b><\/strong>\u77e2\u91cf\uff09\u4ec5\u589e\u52a0\u72ec\u7acb\u7684\u5085\u91cc\u53f6\u7ec4\u5143\u7684\u4e2a\u6570\uff0c\u800c\u6bcf\u4e2a\u6ce2\u77e2<strong><b>q<\/b><\/strong>\u7684\u76f8\u4f4d\u548c\u5e45\u5ea6\u4ecd\u7136\u4fdd\u6301\u6052\u5b9a\u3002\u7136\u800c\u5728\u5b9e\u9645\u6750\u6599\u4e2d\uff0c\u957f\u7a0b\u6709\u5e8f\u7684\u8c03\u5236\u7ed3\u6784\u5f88\u5bb9\u6613\u88ab\u5176\u4e2d\u7684\u7f3a\u9677\u3001\u6742\u8d28\u3001\u5c40\u90e8\u5e94\u529b\u548c\/\u6216\u7535\u5b50\u7ed3\u6784\u7684\u4e0d\u8fde\u7eed\u7b49\u4e0d\u5b8c\u7f8e\u56e0\u7d20\u5f15\u5165\u7684\u5947\u70b9\uff08singularity\uff09\u7834\u574f\uff0c\u8fdb\u800c\u5728\u8c03\u5236\u7ed3\u6784\u4e2d\u5f62\u6210\u5404\u79cd\u62d3\u6251\u7f3a\u9677\uff0c\u8fd9\u4f7f\u5f97\u8c03\u5236\u7ed3\u6784\u7684\u76f8\u4f4d\u548c\u5e45\u5ea6\u4e0d\u518d\u6052\u5b9a\u3002\u56fe1(b)\u5c55\u793a\u4e86\u8c03\u5236\u7ed3\u6784\u7684\u76f8\u4f4d\u5b58\u5728\u5947\u70b9\u7684\u60c5\u51b5\uff08\u5373\u76f8\u4f4d\u79fb\u52a8\uff09\uff0c\u7c7b\u4f3c\u7684\u884c\u4e3a\u4e5f\u53ef\u4ee5\u53d1\u751f\u5728\u632f\u5e45\u7a7a\u95f4\u3002\u8fd9\u79cd\u8c03\u5236\u7ed3\u6784\u76f8\u4f4d\u7a7a\u95f4\u548c\u632f\u5e45\u7a7a\u95f4\u4e2d\u7684\u5947\u70b9\u53ef\u4ee5\u6539\u53d8\u5173\u8054\u957f\u5ea6\u5e76\u6700\u7ec8\u5f71\u54cd\u6750\u6599\u7684\u7269\u7406\u6027\u8d28\u3002\u53d6\u51b3\u4e8e\u7cfb\u7edf\u4e2d\u80fd\u91cf\u7ade\u4e89\u7684\u7ed3\u679c\uff0c\u8c03\u5236\u7ed3\u6784\u7684\u5947\u70b9\u5728\u5b9e\u7a7a\u95f4\u7684\u5206\u5e03\u53ef\u4ee5\u662f\u968f\u673a\u7684\u6216\u5468\u671f\u6027\u7684\u3002\u5bf9\u4e8e\u5468\u671f\u6027\u5206\u5e03\u7684\u60c5\u51b5\uff0c\u9664\u4e86\u8c03\u5236\u7ed3\u6784\u672c\u8eab\u7684\u6ce2\u77e2<strong><b>q<\/b><\/strong>\u4e4b\u5916\uff0c\u8fd8\u53ef\u4ee5\u5206\u914d\u4e00\u4e2a\u65b0\u7684\u6ce2\u77e2<strong><b>q<\/b><\/strong>\u7ed9\u8c03\u5236\u7ed3\u6784\u5947\u70b9\uff1b\u8fd9\u4e24\u4e2a\u6ce2\u77e2<strong><b>q<\/b><\/strong>\u539f\u5219\u4e0a\u662f\u72ec\u7acb\u7684\uff0c\u56e0\u6b64\u6697\u793a\u4e86\u8c03\u5236\u7ed3\u6784\u7684\u76f8\u4f4d\u548c\u632f\u5e45\u53c2\u6570\u7a7a\u95f4\u4e2d\u53ef\u80fd\u5b58\u5728\u989d\u5916\u7684\u81ea\u7531\u5ea6\u3002\u7406\u89e3\u8fd9\u4e9b\u8c03\u5236\u7ed3\u6784\u53ca\u5176\u5947\u70b9\u5c06\u63d0\u9ad8\u6211\u4eec\u5bf9\u91cf\u5b50\u6750\u6599\u5e8f\u53c2\u91cf\u4e4b\u95f4\u7684\u7ea0\u7f20\u4f5c\u7528\u4ee5\u53ca\u65b0\u5174\u7684\u91cf\u5b50\u6001\u7684\u7406\u89e3\u548c\u8ba4\u8bc6\u3002<\/p>\n<p>\u3010<strong><b>\u6210\u679c\u7b80\u4ecb<\/b><\/strong>\u3011<\/p>\n<p>\u8fd1\u65e5\uff0c<strong><b>\u6e05\u534e\u5927\u5b66\u6731\u9759\u9662\u58eb\u8bfe\u9898\u7ec4<\/b><\/strong><strong><b>\u8054\u5408\u7f8e\u56fd\u5e03\u9c81\u514b\u6d77\u6587\u56fd\u5bb6\u5b9e\u9a8c\u5ba4Y<\/b><\/strong><strong><b>imei Zhu<\/b><\/strong><strong><b>\u6559\u6388\u8bfe\u9898\u7ec4<\/b><\/strong>\uff0c\u5229\u7528\u5148\u8fdb\u7684\u7403\u5dee\u77eb\u6b63\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u7814\u7a76\u4e86\u7a7a\u7a74\u63ba\u6742\u7684\u7535\u8377\u6709\u5e8f\u7cfb\u7edfLuFe<sub>2<\/sub>O<sub>4+\u03b4<\/sub>\uff08\u03b4\u7ea6\u4e3a0.15\uff09\u4e2d\u7684\u65b0\u578b\u8c03\u5236\u7ed3\u6784\u2014\u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\u3002\u7cfb\u7edf\u7684\u7535\u5b50\u663e\u5fae\u5b66\u7814\u7a76\u7ed3\u5408\u7406\u8bba\u8ba1\u7b97\u548c\u6a21\u62df\u5de5\u4f5c\uff0c\u5c55\u793a\u4e86\u901a\u8fc7\u5728\u4f53\u7cfb\u4e2d\u5f15\u5165\u7a7a\u7a74\u80fd\u591f\u8c03\u63a7\u6676\u683c-\u7535\u8377\u6709\u5e8f\u6027\u53ca\u5176\u76f8\u4e92\u4f5c\u7528\u7684\u81ea\u7531\u5ea6\uff0c\u8fdb\u800c\u5f15\u53d1\u4e3b\u8981\u8c03\u5236\u6ce2\u548c\u4e8c\u6b21\u8c03\u5236\u6ce2\u7684\u76f8\u4e92\u7ea0\u7f20\u5e76\u6539\u53d8\u8c03\u5236\u7ed3\u6784\u5e8f\u53c2\u91cf\u3002\u4ee5\u6b64\u4e3a\u57fa\u7840\uff0c\u8be5\u7814\u7a76\u53d1\u5c55\u4e86\u4e00\u79cd\u65b0\u578b\u7684\u6676\u683c-\u7535\u8377\u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\u6a21\u578b\u3002\u5728\u65b0\u578b\u7684\u4e8c\u6b21\u8c03\u7ed3\u6784\u6a21\u578b\u4e2d\uff0c\u4e3b\u8981\u8c03\u5236\u6ce2\u7684\u76f8\u4f4d\u548c\u632f\u5e45\u4e0d\u518d\u662f\u5e38\u6570\uff0c\u800c\u662f\u5173\u4e8e\u4e8c\u6b21\u8c03\u5236\u6ce2\u77e2\uff08<strong><b>q<\/b><\/strong><strong><sub><b>s<\/b><\/sub><\/strong>\uff09\u548c\u4f4d\u7f6e\u77e2\u91cf\uff08<strong><b>r<\/b><\/strong>\uff09\u7684\u5468\u671f\u51fd\u6570\u3002\u65b0\u578b\u7684\u8c03\u5236\u7ed3\u6784\u6a21\u578b\u5b8c\u5584\u4e86\u5bf9\u8c03\u5236\u7ed3\u6784\u76f8\u4f4d\u548c\u632f\u5e45\u7a7a\u95f4\u7684\u8868\u8fbe\uff0c\u672c\u8d28\u4e0a\u662f\u4e00\u79cd\u66f4\u4e3a\u666e\u9002\u7684\u8c03\u5236\u7ed3\u6784\u5e8f\u53c2\u91cf\uff0c\u6709\u52a9\u4e8e\u5bf9\u6709\u5e8f\u7ed3\u6784\u7684\u7cbe\u786e\u63cf\u8ff0\u548c\u5e8f\u53c2\u91cf\u4e4b\u95f4\u8026\u5408\u4f5c\u7528\u7684\u7406\u89e3\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201c<strong><b>Charge-Lattice Coupling in Hole-Doped LuFe<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>O<\/b><\/strong><strong><sub><b>4+\u03b4<\/b><\/sub><\/strong><strong><b>: The Origin of Second-Order Modulation<\/b><\/strong>\u201d\u53d1\u8868\u5728<strong><b>Phys. Rev. Lett.<\/b><\/strong>\u4e0a\u3002<\/p>\n<p><strong><b>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n<p><strong><b>Figure 1.<\/b><\/strong><strong><b>\u4e0d\u540c\u79cd\u7c7b\u8c03\u5236\u7ed3\u6784\u7684\u6a21\u578b\u793a\u610f\u56fe<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-173148\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r1-2.jpg\" alt=\"\" width=\"600\" height=\"546\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r1-2.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r1-2-300x273.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) \u4f20\u7edf\u4e00\u7ef4\u8c03\u5236\u7ed3\u6784\uff0c\u8c03\u5236\u7ed3\u6784\u6ce2\u77e2\u4e3a<strong><b>q<\/b><\/strong>\uff0c\u76f8\u4f4df\u548c\u632f\u5e45<strong><b>A<\/b><\/strong>\u5747\u4e3a\u5e38\u6570\u3002(b) \u5728\u4e00\u7ef4\u8c03\u5236\u7ed3\u6784\u4e2d\u5b58\u5728\u76f8\u4f4d\u7684\u5f02\u5e38\uff0c\u5982\u76f8\u4f4d\u7684\u4e0d\u8fde\u7eed\uff08Df\uff09\u3002\u8fd9\u5bfc\u81f4\u4e86\u8c03\u5236\u7ed3\u6784\u7684\u76f8\u4f4d\u6210\u4e3a\u4f4d\u7f6e\u77e2\u91cf\uff08<strong><b>r<\/b><\/strong>\uff09\u7684\u51fd\u6570\u3002(c) \u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\u3002\u76f8\u4f4d\u548c\u632f\u5e45\u5747\u88ab\u4e00\u4e2a\u4e8c\u6b21\u8c03\u5236\u6ce2\u8c03\u63a7\uff0c\u4ece\u800c\u6210\u4e3a\u4e8c\u6b21\u8c03\u5236\u6ce2\u77e2\uff08<strong><b>q<\/b><\/strong><strong><sub><b>s<\/b><\/sub><\/strong>\uff09\u548c\u4f4d\u7f6e\u77e2\u91cf\uff08<strong><b>r<\/b><\/strong>\uff09\u7684\u51fd\u6570\u3002<\/p>\n<p><strong><b>Figure 2.<\/b><\/strong><strong><b>\u4e8c\u6b21\u975e\u516c\u5ea6\u8c03\u5236\u7ed3\u6784<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-173149\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r2-2.jpg\" alt=\"\" width=\"600\" height=\"371\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r2-2.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r2-2-300x186.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) \u4e0a\u56fe\u4e3aLuFe<sub>2<\/sub>O<sub>4<\/sub>\u7684\u7ed3\u6784\u6a21\u578b\u4ee5\u53ca\u6cbf\u7740<em><i>a<\/i><\/em>\u8f74\u7684\u6295\u5f71\u6a21\u578b\u3002\u4e0b\u56fe\u8868\u5f81\u4f53\u7cfb\u4e2d\u5b58\u5728\u7684\u7535\u8377\u963b\u63aa\u7ed3\u6784\u3002(b) [100]\u5e26\u8f74\u7684\u7535\u5b50\u884d\u5c04\u82b1\u6837\uff0c\u5305\u542b\u4e00\u7cfb\u5217\u591a\u4f59\u7684\u884d\u5c04\u536b\u661f\u5cf0\u3002(c) \u56fe(b)\u4e2d\u767d\u8272\u5b9e\u7ebf\u6846\u90e8\u5206\u7684\u5c40\u90e8\u653e\u5927\u56fe\u3002\u77e2\u91cf<strong><b>q<\/b><\/strong><strong><sub><b>p<\/b><\/sub><\/strong>\u548c<strong><b>q<\/b><\/strong><strong><sub><b>s<\/b><\/sub><\/strong>\u5206\u522b\u5bf9\u5e94\u4e3b\u8981\u8c03\u5236\u7ed3\u6784\uff08PM\uff09\u548c\u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\uff08SOM\uff09\u3002(d) \u57fa\u4e8eSOM\u6a21\u578b\u6a21\u62df\u7684\u7535\u5b50\u884d\u5c04\u82b1\u6837\uff0c\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u5177\u6709\u5f88\u597d\u7684\u4e00\u81f4\u6027\u3002(e) [100]\u5e26\u8f74\u7684HAADF-STEM\u56fe\u50cf\u3002(f) \u6cbf\u7740[001]\u65b9\u5411\u7684Lu\u539f\u5b50\u5468\u671f\u6027\u4f4d\u79fb\u3002\u76f8\u4f4d\u5728(01-7)\u9762\uff08\u7528\u767d\u8272\u865a\u7ebf\u8868\u793a\uff09\u51fa\u73b0\u5468\u671f\u6027\u7684\u79fb\u52a8\u3002(g) Lu\u539f\u5b50\u4f4d\u79fb\u77e2\u91cf\u56fe\u3002\u7bad\u5934\u7684\u65b9\u5411\u8868\u5f81\u539f\u5b50\u4f4d\u79fb\u7684\u65b9\u5411\uff0c\u7bad\u5934\u7684\u957f\u77ed\u4ee5\u53ca\u80cc\u666f\u989c\u8272\u8868\u5f81\u4f4d\u79fb\u7684\u5927\u5c0f\u3002(h) \u5728\u56fe(f)\u4e2d\u7bad\u5934\u4f4d\u7f6e\u6cbf<strong><b>q<\/b><\/strong><strong><sub><b>p<\/b><\/sub><\/strong>\u65b9\u5411\u8fdb\u884c\u7684\u539f\u5b50\u4f4d\u79fb\u7ebf\u5206\u6790\uff0c\u8868\u660e\u76f8\u4f4d\u7684\u79fb\u52a8\uff08Df = 2\u03c0d\/\u03bb\uff09\u548c\u632f\u5e45\u7684\u6ce2\u52a8\u3002\u6240\u6709\u7684\u6807\u5c3a\u5747\u4e3a2 nm\u3002<\/p>\n<p><strong><b>Figure 3.<\/b><\/strong><strong><b>\u539f\u5b50\u5206\u8fa8\u7684EELS\u8868\u5f81<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-173150\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r3-2.jpg\" alt=\"\" width=\"600\" height=\"604\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r3-2.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r3-2-150x150.jpg 150w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r3-2-298x300.jpg 298w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) \u4ece\u4f4d\u7f6eA-C\u63d0\u53d6\u7684EELS\u8c31\u3002\u63d2\u56fe\u4e3a\u539f\u5b50\u5206\u8fa8\u7684EELS\u9762\u5206\u5e03\u56fe\u548c\u5bf9\u5e94\u7684\u9010\u50cf\u7d20\u70b9\u91c7\u96c6\u7684HAADF-STEM\u56fe\u50cf\u3002(b) \u7528\u989c\u8272\u68af\u5ea6\u8868\u5f81Fe\u539f\u5b50\u67f1<em><i>L<\/i><\/em><sub>2,3<\/sub>\u6bd4\u7684\u6ce2\u52a8\u3002\u865a\u7ebf\u7f51\u683c\u95f4\u8ddd\u5bf9\u5e94<strong><b>q<\/b><\/strong><strong><sub><b>p<\/b><\/sub><\/strong>\u548c<strong><b>q<\/b><\/strong><strong><sub><b>s<\/b><\/sub><\/strong>\u5b9e\u7a7a\u95f4\u7684\u957f\u5ea6\u3002(e) \u5728(b)\u56fe\u7684\u7bad\u5934\u4f4d\u7f6e\u5bf9\u6bcf\u4e2a(027)\u9762\u7684Fe\u00a0<em><i>L<\/i><\/em><sub>2,3<\/sub>\u6bd4\u505a\u79ef\u5206\u5e73\u5747\u3002\u5b9e\u9a8c\u7ed3\u679c\u53ef\u4ee5\u88ab\u4e24\u4e2a\u5468\u671f\u76f8\u540c\u3001\u76f8\u4f4d\u4e0d\u540c\u7684\u6b63\u5f26\u66f2\u7ebf\u62df\u5408\uff0c\u8868\u660e\u4e86\u76f8\u4f4d\u7684\u4e0d\u8fde\u7eed\uff08Df\uff09\u3002\u6807\u5c3a\u4e3a1 nm\u3002<\/p>\n<p><strong><b>Figure 4.\u5173\u4e8eSOM\u8d77\u6e90\u7684DFT\u8ba1\u7b97<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-173151\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r4-2.jpg\" alt=\"\" width=\"600\" height=\"454\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r4-2.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/r4-2-300x227.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a) \u8ba1\u7b97\u4e2d\u8003\u8651\u7684\u4e94\u4e2a\u72ec\u7acb\u7684\u95f4\u9699\u4f4d\u7f6e\uff0c\u5206\u522b\u6807\u8bb0\u4e3a\u4f4d\u7f6eA-E\u3002\u6bcf\u4e2a\u4f4d\u7f6e\u7684<em><i>z<\/i><\/em>\u5750\u6807\u53ef\u5728\u53f3\u56fe\u5bf9\u5e94\u7684\u5782\u76f4\u7ebf\u4e0a\u53d8\u52a8\u3002(b) \u5bf9\u4e8e\u4e94\u4e2a\u72ec\u7acb\u7684\u95f4\u9699\u4f4d\u7f6e\uff0c\u4ee5\u5206\u6570\u5750\u6807\uff08<em><i>z<\/i><\/em>\/<em><i>c<\/i><\/em>\uff09\u4e3a\u81ea\u53d8\u91cf\u7684\u4f53\u7cfb\u7684\u76f8\u5bf9\u603b\u80fd\u91cf\uff08eV\/O<em><sub><i>i<\/i><\/sub><\/em>\uff09\u3002\u63d2\u56fe\u7684\u591a\u9762\u4f53\u5c55\u793a\u4e86\u5177\u6709\u6700\u4f4e\u80fd\u91cf\u7684\u4f4d\u7f6e-A<sub>0<\/sub>\u3002(c) \u8868\u5f81\u6676\u683c-\u7535\u8377\u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\u673a\u5236\u7684\u6a21\u578b\u3002O<em><sub><i>i<\/i><\/sub><\/em>\uff08\u7ea2\u8272\u7403\u4f53\uff09\u4e3a\u4f4d\u4e8e\u4f4d\u7f6e-A<sub>0<\/sub>\u7684\u95f4\u9699\u6c27\u539f\u5b50\u3002PLD\u7684\u632f\u5e45\u4ee5O<em><sub><i>i<\/i><\/sub><\/em>\u4e3a\u4e2d\u5fc3\u5448\u73b0\u51fa\u8870\u51cf\u66f2\u7ebf\u7684\u884c\u4e3a\uff0c\u7528\u9ec4\u8272\u548c\u84dd\u8272\u66f2\u7ebf\u8868\u793a\u3002<\/p>\n<p><strong><b>\u3010\u5c0f\u7ed3\u3011<\/b><\/strong><\/p>\n<p>\u5728\u8fd9\u4e2a\u5de5\u4f5c\u4e2d\uff0c\u4f5c\u8005\u5728\u539f\u5b50\u5c3a\u5ea6\u7814\u7a76\u4e86\u7a7a\u7a74\u63ba\u6742\u7684LuFe<sub>2<\/sub>O<sub>4+\u03b4<\/sub>\u4e2d\u7684\u65b0\u578b\u8c03\u5236\u7ed3\u6784\u2014\u4e8c\u6b21\u8c03\u5236\u7ed3\u6784\u3002\u4e0e\u4f20\u7edf\u7684\u8c03\u5236\u7ed3\u6784\u4e0d\u540c\uff0c\u65b0\u578b\u7684\u8c03\u5236\u7ed3\u6784\u4e2d\u5305\u542b\u4e86\u4e0d\u5bfb\u5e38\u7684\u51c6\u5468\u671f\u7684\u8c03\u5236\u7ed3\u6784\u5947\u70b9\uff0c\u8fd9\u4f7f\u5f97\u53ea\u6709\u5728\u8c03\u5236\u7ed3\u6784\u76f8\u4f4d\u548c\u632f\u5e45\u7a7a\u95f4\u589e\u52a0\u65b0\u7684\u6ce2\u77e2\u624d\u80fd\u51c6\u786e\u5730\u8868\u8fbe\u3002\u7ed3\u5408\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\u548c\u5e03\u6d1b\u8d6b\u6ce2\u6a21\u62df\uff0c\u4f5c\u8005\u63ed\u793a\u4e86\u65b0\u578b\u8c03\u5236\u7ed3\u6784\u4e2d\u7684\u5947\u70b9\u6765\u6e90\u4e8e\u7cfb\u7edf\u4e2d\u95f4\u9699\u6c27\u539f\u5b50\u5f15\u8d77\u7684\u6676\u683c\u4f4d\u79fb\u548c\u7535\u8377\u5206\u5e03\u7684\u5c40\u90e8\u4e0d\u8fde\u7eed\u6027\u3002\u672c\u6587\u4e2d\u7cfb\u7edf\u7684\u7814\u7a76\u65b9\u6cd5\u548c\u8c03\u5236\u7ed3\u6784\u6a21\u578b\u53ef\u4ee5\u5e94\u7528\u4e8e\u5176\u5b83\u79cd\u7c7b\u7e41\u591a\u7684\u6709\u5e8f\u6027\u4f53\u7cfb\u4e2d\uff0c\u63d0\u9ad8\u4eba\u4eec\u5bf9\u8c03\u5236\u7ed3\u6784\u53ca\u5176\u5947\u70b9\u7684\u7406\u89e3\u548c\u8ba4\u8bc6\u3002<\/p>\n<p><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.122.126401\" target=\"_blank\" rel=\"noopener\">Charge-Lattice Coupling in Hole-Doped LuFe<sub>2<\/sub>O<sub>4+\u03b4<\/sub>: The Origin of Second-Order Modulation<\/a><\/p>\n<p>(Phys. Rev. Lett., 2019, DOI: 10.1103\/PhysRevLett.122.126401)<\/p>\n<p>\u8be5\u5de5\u4f5c\u662f\u6e05\u534e\u5927\u5b66\u6731\u9759\u9662\u58eb\u8bfe\u9898\u7ec4\u548c\u7f8e\u56fd\u5e03\u9c81\u514b\u6d77\u6587\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u3001\u53a6\u95e8\u5927\u5b66\u548c\u590d\u65e6\u5927\u5b66\u5408\u4f5c\u5b8c\u6210\u3002\u8bba\u6587\u7684\u7b2c\u4e00\u4f5c\u8005\u4e3a\u6e05\u534e\u5927\u5b66\u6750\u6599\u5b66\u9662\u535a\u58eb\u751f\u9093\u4e16\u6e05\uff0c\u901a\u8baf\u4f5c\u8005\u4e3a\u6731\u9759\u9662\u58eb\u548cYimei\u00a0Zhu\u6559\u6388\u3002<\/p>\n<p>\u8be5\u8bfe\u9898\u627f\u8499\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u3001\u56fd\u5bb6973\u9879\u76ee\u7684\u652f\u6301\u3002<\/p>\n<p><strong><b>\u3010\u6731\u9759\u9662\u58eb\u8bfe\u9898\u7ec4\u4ecb\u7ecd\u3011<\/b><\/strong><\/p>\n<p>\u6731\u9759\u9662\u58eb\u8bfe\u9898\u7ec4\u4ee5\u6750\u6599\u7684\u7535\u5b50\u663e\u5fae\u5b66\u7814\u7a76\u4e3a\u9c9c\u660e\u7684\u7279\u8272\uff0c\u4ee5\u591a\u94c1\u6750\u6599\u548c\u5f3a\u5173\u8054\u4f53\u7cfb\u4e2d\u6676\u683c-\u7535\u8377-\u81ea\u65cb\u7684\u8026\u5408\u6027\u8d28\u4e3a\u91cd\u70b9\u7814\u7a76\u65b9\u5411\u3002\u65e9\u57282009\u5e74\uff0c\u6731\u8001\u5e08\u5728\u4e00\u6b21\u5b66\u672f\u4f1a\u8bae\u4e2d\u6df1\u5207\u611f\u53d7\u5230\u4e86\u591a\u94c1\u6750\u6599\u5728\u6750\u6599\u53d1\u5c55\u4e2d\u5360\u636e\u7684\u5173\u952e\u5730\u4f4d\uff0c\u610f\u8bc6\u5230\u53ea\u6709\u4ece\u539f\u5b50\u5c3a\u5ea6\u7406\u89e3\u5404\u79cd\u94c1\u6027\u5e8f\u53c2\u91cf\u4e4b\u95f4\u7684\u4ea4\u4e92\u4f5c\u7528\u624d\u80fd\u771f\u6b63\u89e3\u51b3\u5176\u4e2d\u9690\u542b\u7684\u7269\u7406\u95ee\u9898\u3001\u8fdb\u800c\u6539\u5584\u6750\u6599\u7684\u6027\u80fd\u3002\u81ea\u6b64\uff0c\u8bfe\u9898\u7ec4\u5728\u6731\u8001\u5e08\u7684\u5e26\u9886\u4e0b\u5145\u5206\u5229\u7528\u7535\u5b50\u663e\u5fae\u5b66\u65b9\u6cd5\u3001\u540c\u65f6\u7ed3\u5408\u7406\u8bba\u8ba1\u7b97\uff0c\u5728\u591a\u94c1\u6750\u6599\u9886\u57df\u5c55\u5f00\u4e86\u4e00\u7cfb\u5217\u6df1\u5165\u7684\u7814\u7a76\uff0c\u91cd\u70b9\u5173\u6ce8\u4e86\u591a\u94c1\u6750\u6599\u7684\u7535\u78c1\u8026\u5408\u6548\u5e94\u3001\u94c1\u6027\u6750\u6599\u754c\u9762\u4e9a\u57c3\u5c3a\u5ea6\u7684\u8026\u5408\u3001\u78c1\u6027\u6750\u6599\u539f\u5b50\u5c3a\u5ea6\u7684\u5b9a\u91cf\u78c1\u53c2\u6570\u6d4b\u91cf\uff08EMCD\uff09\u7b49\u7b49\uff0c\u53d1\u5c55\u4e86\u4e00\u7cfb\u5217\u94c1\u6027\u5e8f\u53c2\u91cf\u7684\u8868\u5f81\u548c\u5b9a\u91cf\u6d4b\u91cf\u65b9\u6cd5\u3002\u5728\u4e00\u4ee3\u53c8\u4e00\u4ee3\u535a\u58eb\u7814\u7a76\u751f\u4eec\uff08\u5982\u5ed6\u632f\u5b87\u3001\u7a0b\u5c11\u535a\u3001\u9093\u4e16\u6e05\u3001\u65bd\u97ec\u3001\u674e\u6839\u7b49\uff09\u957f\u671f\u4e0d\u61c8\u7684\u52aa\u529b\u4e0b\uff0c\u8bfe\u9898\u7ec4\u5728\u5355\u76f8\u591a\u94c1\u6750\u6599BiFeO<sub>3<\/sub>\u3001REMnO<sub>3<\/sub>\u3001REFeO<sub>3<\/sub>\u3001LuFe<sub>2<\/sub>O<sub>4<\/sub>\u3001\u5f1b\u8c6b\u94c1\u7535\u4f53\u548c\u53cd\u94c1\u7535\u4f53\u7684\u94c1\u6027\u5e8f\u53c2\u91cf\u6d4b\u91cf\u3001\u7574\u7ed3\u6784\u7814\u7a76\u3001\u754c\u9762\u8026\u5408\u6027\u7814\u7a76\u3001\u591a\u94c1\u6027\u80fd\u6539\u8fdb\u7b49\u65b9\u9762\u53d6\u5f97\u4e86\u4e00\u7cfb\u5217\u91cd\u8981\u7684\u7814\u7a76\u6210\u679c\uff08\u6587\u672b\u5217\u4e3e\u4e86\u4ee3\u8868\u6027\u5de5\u4f5c\uff09\u3002\u5728\u6e05\u534e\u5927\u5b66\u6d53\u539a\u7684\u4eba\u6587\u73af\u5883\u3001\u5b66\u672f\u6c1b\u56f4\u4ee5\u53ca\u201c\u884c\u80dc\u4e8e\u8a00\u201d\u6821\u98ce\u7684\u611f\u67d3\u548c\u5e26\u52a8\u4e0b\uff0c\u8bfe\u9898\u7ec4\u7ecf\u8fc7\u4e8c\u5341\u4f59\u5e74\u7684\u53d1\u5c55\uff0c\u76ee\u524d\u5df2\u7ecf\u5f62\u6210\u4e86\u5b9e\u9a8c\u548c\u7406\u8bba\u76f8\u7ed3\u5408\u3001\u591a\u5b66\u79d1\u9886\u57df\u4ea4\u53c9\u3001\u56fd\u5185\u5916\u8bfe\u9898\u7ec4\u5bc6\u5207\u5408\u4f5c\u4f18\u52bf\u4e92\u8865\uff08\u5305\u62ec\u6e05\u534e\u5927\u5b66\u7269\u7406\u7cfb\u3001\u590d\u65e6\u5927\u5b66\u3001\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\u3001\u53a6\u95e8\u5927\u5b66\u3001\u5357\u4eac\u5927\u5b66\u3001\u5317\u4eac\u5e08\u8303\u5927\u5b66\u3001\u4e2d\u56fd\u79d1\u5b66\u9662\u3001\u7f8e\u56fd\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u4ee5\u53ca\u9ad8\u6821\u3001\u5fb7\u56fd\u4e8e\u5229\u5e0c\u7814\u7a76\u4e2d\u5fc3\u3001\u52a0\u62ff\u5927\u7535\u955c\u4e2d\u5fc3\u7b49\u7b49\uff09\u7684\u6210\u719f\u7684\u7814\u7a76\u6a21\u5f0f\u3002\u672a\u6765\uff0c\u8bfe\u9898\u7ec4\u4ecd\u5c06\u5145\u5206\u53d1\u6325\u7535\u5b50\u663e\u5fae\u5b66\u7814\u7a76\u624b\u6bb5\u5728\u6750\u6599\u7814\u7a76\u4e2d\u7684\u5173\u952e\u4f5c\u7528\u548c\u4f18\u52bf\uff0c\u81f4\u529b\u4e8e\u5728\u539f\u5b50\u5c3a\u5ea6\u63a2\u7a76\u6750\u6599\u4f53\u7cfb\uff08\u5c24\u5176\u662f\u5f3a\u5173\u8054\u6750\u6599\u4f53\u7cfb\uff09\u4e2d\u5404\u4e2a\u5e8f\u53c2\u91cf\u4e4b\u95f4\u7684\u8026\u5408\u4f5c\u7528\uff0c\u4ee5\u671f\u66f4\u597d\u5730\u7406\u89e3\u548c\u89e3\u51b3\u5176\u4e2d\u4e30\u5bcc\u7684\u5173\u952e\u79d1\u5b66\u95ee\u9898\u3002<\/p>\n<ul>\n<li>Cheng S. B., Li J., Han M.-G. Deng S., Tan G. T., Zhang X. X., Zhu J.<sup>*<\/sup>, and Zhu Y. M.<sup>*<\/sup>Topologically Allowed Nonsixfold Vortices in a Sixfold Multiferroic Material: Observation and Classification. <em><i> Rev. Lett.<\/i><\/em>, 2017, 118(14):145501.<\/li>\n<li>Deng Q., Cheng S. B., Liu M., and Zhu J.<sup>*<\/sup>Modulating Magnetic Properties by Tailoring In-plane Domain Structures in Hexagonal YMnO<sub>3<\/sub>\u00a0Films. <em><i>ACS Appl. Mater. Interfaces<\/i><\/em>, 2016, 8(38):25379-25385.<\/li>\n<li>Cheng S. B.<sup>\u2020<\/sup>, Li M. L.<sup>\u2020<\/sup>, Deng S. Q., Bao S. Y., Tang P. Z., Duan W. H., Ma J., Nan C. W., and Zhu J.<sup>*<\/sup>Manipulation of Magnetic Properties by Oxygen Vacancies in Multiferroic YMnO<sub>3<\/sub>, <em><i> Funct. Mater.<\/i><\/em>, 2016 26(21): 3589-3598. (<sup>\u2020<\/sup>Contributed equally)<\/li>\n<li>Shi T., Xie L., Gu L., and Zhu J.<sup>*<\/sup>Why Sn Doping Significantly Enhances the Dielectric Properties of Ba(Ti<sub>1-x<\/sub>Sn<sub>x<\/sub>)O<sub>3<\/sub>. <em><i> Rep.<\/i><\/em>, 2015, 5:8606.<\/li>\n<li>Liao Z. Y, Xue F., Sun W., Song D. S., Zhang Q. Q., Li J. F., Chen L. Q., and Zhu J.<sup>*<\/sup>Reversible Phase Transition Induced Large Piezoelectric Response in Sm-doped BiFeO<sub>3<\/sub>\u00a0with a Composition Near the Morphotropic Phase Boundary. <em><i> Rev. B<\/i><\/em>, 2017, 95(21):214101.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>\u672c\u6587\u7531tt\u4f9b\u7a3f\u3002 \u00a0<\/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\u7bb1tougao@cailiaoren.com\u3002<\/p>\n<p>\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaorenvip\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u91cf\u5b50\u6001\u4e2d\u7684\u5bf9\u79f0\u6027\u7834\u7f3a\u662f\u73b0\u4ee3\u51dd\u805a\u6001\u7269\u7406\u5b66\u7684\u6838\u5fc3\u8bdd\u9898\u4e4b\u4e00\uff0c\u5e76\u88ab\u5e7f\u6cdb\u8ba4\u4e3a\u662f\u9ad8\u6e29\u8d85\u5bfc\uff08HTSC\uff09\uff0c\u5e9e\u78c1\u963b\u6548\u5e94\u548c\u62d3\u6251\u7ed3\u6784\u7b49\u65b0\u5174\u7279\u6027\u7684\u9a71\u52a8\u529b\u3002\u901a\u5e38\uff0c\u91cf\u5b50\u6001\u7684\u5bf9\u79f0\u6027&#8230;<\/p>\n","protected":false},"author":7336,"featured_media":173148,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[3236],"class_list":["post-173147","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-3236"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/173147"}],"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\/7336"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=173147"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/173147\/revisions"}],"predecessor-version":[{"id":173436,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/173147\/revisions\/173436"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/173148"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=173147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=173147"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=173147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}