{"id":158870,"date":"2018-11-24T06:30:22","date_gmt":"2018-11-23T22:30:22","guid":{"rendered":"\/\/m.iemloyee.com\/?p=158870"},"modified":"2018-11-24T15:36:54","modified_gmt":"2018-11-24T07:36:54","slug":"%e4%b8%ad%e7%a7%91%e5%a4%a7%e9%99%86%e8%bd%bb%e9%93%80nat-mater-%ef%bc%9a%e8%b6%85%e8%96%84%e6%b0%a7%e5%8c%96%e7%89%a9%e5%bc%82%e8%b4%a8%e7%bb%93%e6%9e%84%e4%b8%ad%e7%9a%84%e9%93%81%e7%94%b5","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=158870","title":{"rendered":"\u9996\u5c14\u5927\u5b66Tae Won Noh\u548c\u4e2d\u79d1\u5927\u9646\u8f7b\u94c0Nat. Mater. \uff1a\u8d85\u8584\u6c27\u5316\u7269\u5f02\u8d28\u7ed3\u6784\u4e2d\u7684\u94c1\u7535\u4f53\u53ef\u8c03\u78c1\u6027\u65af\u683c\u660e\u5b50"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n

\u78c1\u6027\u65af\u683c\u660e\u5b50\u662f\u7eb3\u7c73\u5c3a\u5ea6\u7684\u65cb\u8f6c\u81ea\u65cb\u7ed3\u6784\uff0c\u5177\u6709\u975e\u5e73\u51e1\u7684\u771f\u5b9e\u7a7a\u95f4\u62d3\u6251\u7ed3\u6784\u3002\u7531\u4e8e\u5404\u79cd\u5947\u7279\u7684\u7279\u5f81\uff0c\u5305\u62ec\u7f3a\u9677\u548c\u65e0\u5e8f\u7684\u62d3\u6251\u4fdd\u62a4\uff1b\u7d27\u51d1\u548c\u81ea\u7ec4\u7ec7\u7684\u6676\u683c\u5f62\u5f0f\uff1b\u5141\u8bb8\u6fc0\u53d1\u3001\u6e6e\u706d\u548c\u63a7\u5236\u8fd0\u52a8\u7684\u5b64\u5b50\u6027\u8d28\uff0c\u8fd9\u79cd\u624b\u6027\u81ea\u65cb\u6784\u578b\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u7814\u7a76\u3002\u8fd9\u4e9b\u5f15\u4eba\u6ce8\u76ee\u7684\u7279\u6027\u4e0d\u4ec5\u4e3a\u7814\u7a76\u975e\u5e73\u51e1\u7684\u62d3\u6251\u7269\u7406\u63d0\u4f9b\u4e86\u65b0\u7684\u673a\u4f1a\uff0c\u800c\u4e14\u4e3a\u672a\u6765\u7684\u81ea\u65cb\u7535\u5b50\u5b66\u5e94\u7528\u63d0\u4f9b\u4e86\u5de8\u5927\u7684\u6f5c\u529b\u3002\u4e3a\u4e86\u5b9e\u73b0\u96c6\u6210\u6027\u9ad8\u3001\u6027\u80fd\u4f18\u8d8a\u7684\u57fa\u4e8e\u65af\u683c\u660e\u5b50\u7684\u81ea\u65cb\u7535\u5b50\u5668\u4ef6\uff0c\u5fc5\u987b\u5bf9\u65af\u683c\u660e\u5b50\u7684\u5c3a\u5bf8\u3001\u5bc6\u5ea6\u3001\u7a33\u5b9a\u6027\u7b49\u6027\u80fd\u8fdb\u884c\u6709\u6548\u63a7\u5236\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u5728\u97e9\u56fd\u57fa\u7840\u79d1\u5b66\u7814\u7a76\u6240(IBS)\u3001\u9996\u5c14\u56fd\u7acb\u5927\u5b66<\/b><\/strong>Tae Won Noh\u6559\u6388\u56e2\u961f\u548c\u4e2d\u56fd\u79d1\u5b66\u6280\u672f\u5927\u5b66\u9646\u8f7b\u94c0\u6559\u6388\u56e2\u961f<\/b><\/strong>\u5e26\u9886\u4e0b\uff0c\u4e0e\u4e2d\u56fd\u79d1\u5b66\u9662\u5f3a\u78c1\u573a\u79d1\u5b66\u4e2d\u5fc3<\/b><\/strong>\u3001\u65b0\u52a0\u5761\u56fd\u7acb\u5927\u5b66<\/b><\/strong>\u548c\u97e9\u56fd\u6210\u5747\u9986\u5927\u5b66<\/b><\/strong>\u5408\u4f5c\uff0c\u62a5\u544a\u4e86\u5728\u8d85\u8584BaTiO3<\/sub>\/SrRuO3<\/sub>\u00a0<\/sub>(BTO\/SRO)\u53cc\u5c42\u5f02\u8d28\u7ed3\u6784\u4e2d\u53d1\u73b0\u94c1\u7535\u4f53\uff08FE\uff09\u9a71\u52a8\u7684\u3001\u9ad8\u5ea6\u53ef\u8c03\u8c10\u7684\u78c1\u6027\u65af\u683c\u660e\u5b50\u3002\u5728BTO\u4e2d\uff0cFE\u9a71\u52a8\u7684\u79bb\u5b50\u4f4d\u79fb\u53ef\u4ee5\u7a7f\u8fc7\u5f02\u8d28\u754c\u9762\uff0c\u5e76\u7ee7\u7eed\u4e3a\u591a\u4e2a\u5355\u5143\u5355\u5143\u8fdb\u5165SRO\u3002\u8fd9\u79cd\u6240\u8c13\u7684FE\u90bb\u8fd1\u6548\u5e94\u5df2\u7ecf\u5728\u4e0d\u540c\u7684FE\/\u91d1\u5c5e\u6c27\u5316\u7269\u5f02\u8d28\u754c\u9762\u4e2d\u5f97\u5230\u4e86\u9884\u6d4b\u548c\u8bc1\u5b9e\u3002\u5728BTO\/SRO\u5f02\u8d28\u7ed3\u6784\u4e2d\uff0c\u8fd9\u79cd\u6548\u5e94\u53ef\u4ee5\u8bf1\u5bfc\u76f8\u5f53\u5927\u7684DMI\uff0c\u4ece\u800c\u7a33\u5b9a\u5f3a\u5927\u7684\u78c1\u6027\u7269\u8d28\u3002\u6b64\u5916\uff0c\u901a\u8fc7\u5229\u7528BTO\u8986\u76d6\u5c42\u7684FE\u6781\u5316\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u65af\u683c\u660e\u5b50\u6027\u8d28\u7684\u5c40\u90e8\u3001\u53ef\u9006\u548c\u975e\u6613\u5931\u6027\u63a7\u5236\u3002\u8fd9\u79cd\u94c1\u7535\u53ef\u8c03\u7684\u65af\u683c\u660e\u5b50\u7cfb\u7edf\u4e3a\u8bbe\u8ba1\u5177\u6709\u9ad8\u96c6\u6210\u6027\u548c\u53ef\u5bfb\u5740\u6027\u7684\u57fa\u4e8e\u65af\u683c\u660e\u5b50\u7684\u529f\u80fd\u8bbe\u5907\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6f5c\u5728\u7684\u65b9\u5411\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201cFerroelectrically tunable magnetic skyrmions in ultrathin oxide heterostructures<\/b><\/strong>\u201d<\/b><\/strong>\u53d1\u8868\u5728\u4e86Nat. Mater.\u4e0a\u3002<\/b><\/strong><\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n

\u56fe1<\/b><\/strong>\u00a0<\/b><\/strong>\u94c1\u7535<\/b><\/strong>\u4f53<\/b><\/strong>\u90bb\u8fd1\u6548\u5e94\u548cBTO\/SRO\u754c\u9762\u7684DMI<\/b><\/strong>\"\"<\/p>\n

a\uff0cBTO\/SRO\u754c\u9762\u94c1\u7535\u4f53\uff08FE\uff09\u90bb\u8fd1\u6548\u5e94\u7684\u793a\u610f\u56fe\u3002BTO\u4e2d\u7684FE\u9a71\u52a8\u7684\u79bb\u5b50\u4f4d\u79fb\u53ef\u4ee5\u6e17\u900f\u5230SRO\u4e2d\uff0c\u8fbe\u5230\u51e0\u4e2a\u5355\u4f4d\u6676\u80de\uff08u.c.\uff09\u7684\u6df1\u5ea6\u3002\u6c27\u548cTi\uff08Ru\uff09\u4e4b\u95f4\u7684\u79bb\u5b50\u4f4d\u79fb\u6cbf\u7740[001]\u8f74\u8868\u793a\u4e3a\u03b4Ti-O<\/sub>(\u03b4Ru-O<\/sub>)\u3002<\/p>\n

b\uff0cSRO\u4e2d\u7684DMI\u5177\u6709\u975e\u96f6\u03b4Ru-O<\/sub>\u3002DMI\u5411\u91cfD12<\/sub>\u5782\u76f4\u4e8e\u7531\u4e24\u4e2aRu\u9633\u79bb\u5b50\u548c\u4e00\u4e2aO\u539f\u5b50\u914d\u4f53\u7ec4\u6210\u7684\u5047\u60f3\u4e09\u89d2\u5f62\u3002<\/p>\n

c,d\uff0cDMI\u5e38\u6570(D<\/i><\/em>) (c<\/b><\/strong>)\u548c\u4ea4\u6362\u521a\u5ea6(J<\/i><\/em>) (d<\/b><\/strong>)\u7684\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u8ba1\u7b97\u3002<\/p>\n

\u56fe2<\/b><\/strong>\u00a0<\/b><\/strong>BTO\/SRO\/SrTiO<\/b><\/strong>3<\/b><\/sub><\/strong>\uff08001\uff09\u5f02\u8d28\u7ed3\u6784\u7684\u62d3\u6251\u970d\u5c14\u6548\u5e94<\/b><\/strong>\"\"<\/p>\n

a,b\uff0c\u4ece\u5177\u6709\u5404\u79cdSRO\u5c42\u539a\u5ea6\uff08tSRO<\/sub>\uff09\uff08a\uff09\u548cBTO\u5c42\u539a\u5ea6\uff08tBTO<\/sub>\uff09\uff08b\uff09\u7684BTO\/SRO\u6837\u54c1\u83b7\u5f97\u768410K\u7684\u968f\u78c1\u573a\u53d8\u5316\u7684\u970d\u5c14\u7535\u963b\u7387\uff08\u03c1xy<\/sub>-H\uff09\u66f2\u7ebf\u3002BTO(20 u.c.)\/SRO(4 u.c.)\u6837\u54c1\u8868\u793a\u4e3aB20S4\uff0c\u76f8\u540c\u7684\u8868\u793a\u6cd5\u9002\u7528\u4e8e\u5176\u4ed6BTO\/SRO\u6837\u54c1\u3002\u7ea2\u8272\u548c\u84dd\u8272\u4ee3\u8868H\u626b\u63cf\u65b9\u5411\u3002\u6240\u6709\u66f2\u7ebf\u4e2d\u51cf\u53bbOHE\u7684\u7ebf\u6027\u8d21\u732e\u3002\u63d2\u56fe\u662f\u793a\u610f\u6027\u6837\u672c\u7ed3\u6784\u3002<\/p>\n

c\uff0c\u03c1xy<\/sub>\uff0c\u03c1AHE<\/sub>\u548c\u03c1THE<\/sub>\u76f8\u5bf9\u4e8eH\u7684B20S4\u6837\u54c1\u3002\u03c1AHE<\/sub>-H\u66f2\u7ebf\u6765\u81ea\u5f52\u4e00\u5316\u7684M-H\u66f2\u7ebf\u3002 M\u7684\u5355\u4f4d\u662f\u6bcfRu\u539f\u5b50\u7684\u73bb\u5c14\u78c1\u5b50\uff08\u03bcB<\/sub>\/Ru\uff09\u3002H\u626b\u63cf\u65b9\u5411\u7528\u5b9e\u7ebf\u7bad\u5934\u6807\u51fa\u3002<\/p>\n

d,e\uff0c\u76f8\u5bf9\u4e8etSRO<\/sub>\u548ctBTO<\/sub>\u7684\u65af\u683c\u660e\u5b50\u5bc6\u5ea6\uff08nsk<\/sub>\uff09\u8ba1\u7b97\u3002\u8bef\u5dee\u6761\u4e3a\u4e0d\u786e\u5b9a\u6027\u8f7d\u6d41\u5b50\u81ea\u65cb\u6781\u5316PS<\/sub>=-10\u00b15\uff05\u3002<\/p>\n

\u56fe3<\/b><\/strong>\u00a0B<\/b><\/strong>20<\/b><\/strong>S<\/b><\/strong>5<\/b><\/strong>\u6837\u54c1\u4e2d\u78c1\u6027\u65af\u683c\u660e\u5b50\u7684\u78c1\u529b\u663e\u5fae\u955c\u8868\u5f81<\/b><\/strong>\"\"<\/p>\n

a-e\uff0c\u57285K\u65f6\u5728\u4e0d\u540c\u7684\u573a\u5f3a\u4e0b\u4eceB20S5\u6837\u54c1\u6d4b\u91cf\u7684MFM\u56fe\u50cf\uff0cH\u626b\u63cf\u4ece5\u5230-5T\u3002MFM \u5bf9\u6bd4\u5ea6\u4ee3\u8868MFM\u5c16\u7aef\u5171\u632f\u9891\u7387\u504f\u79fb\uff08\u0394f\uff09\u3002\u8d1f\uff08\u6b63\uff09\u0394f\u8868\u793a\u78c1\u5316\u4e0e\u5916\u90e8H\u5e73\u884c\uff08\u53cd\u5e73\u884c\uff09\u3002<\/p>\n

f,g\uff0c\u901a\u8fc7b\uff0cc\u548cd\u4e2d\u7684\u56fe\u50cf\u9010\u50cf\u7d20\u51cf\u6cd5\u83b7\u5f97\u7684MFM\u56fe\u50cf\uff08\u4ee5\u7ea2\u8272\u6846\u8d77\uff09\u3002\u7a81\u53d1\u51fa\u73b0\u7684\u65af\u683c\u660e\u5b50\u6570\u91cf\uff08\u0394n\uff09\u548cH\u7684\u95f4\u9694\uff08\u0394H\uff09\u88ab\u8d34\u4e0a\u6807\u7b7e\u3002\u4ee3\u8868\u6027\u76841\u578b\u548c2\u578bMFM\u5bf9\u6bd4\u5206\u522b\u7528\u5b9e\u5fc3\u6761\u548c\u865a\u7ebf\u73af\u6807\u8bb0\u3002\u626b\u63cf\u533a\u57df\u4e3a4\u00d74\u03bcm\u3002\u6240\u6709\u6bd4\u4f8b\u5c3a\u5bf9\u5e94\u4e8e1\u03bcm\u3002<\/p>\n

h\uff0c\u7b49\u6548\u76f4\u5f84\u7684\u7edf\u8ba1\u76f4\u65b9\u56fe\uff08DE<\/sub>\uff09\uff0c\u6839\u636e\u6240\u6709\u51cf\u53bb\u7684MFM\u56fe\u50cf\u4e2d\u534a\u6700\u5927\u503c\u7684\u57df\u72b6\u5bf9\u6bd4\u5ea6\u7684\u9762\u79ef\u8ba1\u7b97\u3002\u5b9e\u9a8c\u76f4\u65b9\u56fe\u53ef\u4ee5\u901a\u8fc7\u4e24\u4e2a\u9ad8\u65af\u5206\u5e03\u5f88\u597d\u5730\u62df\u5408\u3002\u5728\u7ea690nm\u5904\u8fbe\u5230\u5cf0\u503c\u7684\u7a84\u5cf0\u5bf9\u5e94\u4e8e\u7c7b\u578b1\u5bf9\u6bd4\uff08\u4e2a\u4f53\u65af\u683c\u660e\u5b50\uff09\u3002\u5728~160nm\u5904\u8fbe\u5230\u5cf0\u503c\u7684\u8f83\u5bbd\u7684\u4e00\u4e2a\u5bf9\u5e94\u4e8e2\u578b\u5bf9\u6bd4\uff08\u78c1\u6ce1\u57df\u6216\u65af\u683c\u660e\u5b50\u7c07\uff09\u3002<\/p>\n

i\uff0c\u51e0\u4e2a\u4ee3\u8868\u6027\u76841\u578bMFM\u5bf9\u6bd4\u7684\u6a2a\u622a\u9762\u7ebf\u8f6e\u5ed3\u3002\u5168\u5bbd\u534a\u9ad8\uff08FWHM\uff09\u4e3a~90nm\u3002<\/p>\n

j\uff0c\u57285K\u4e0b\u6d4b\u91cf\u7684M-H\uff08\u7eff\u8272\uff09\u548c\u03c1xy<\/sub>-H\uff08\u7ea2\u8272\uff09\u66f2\u7ebf\u3002\u7528\u4e8e\u62cd\u6444MFM\u56fe\u50cf\u7684H\u503c\u7531\u95ed\u5408\u7684\u83f1\u5f62\u548c\u7a7a\u5fc3\u5706\u5708\u6807\u8bb0\u3002<\/p>\n

k\uff0c\u5728\u53d8\u5316nsk<\/sub>\uff08\u0394nsk<\/sub>\u884d\u751f\u81ea\uff09\u03c1THE<\/sub>\uff08\u5b9e\u5fc3\u5706\uff0c\u7ea2\u8272\uff09\u548cMFM\u56fe\u50cf\uff08\u5b9e\u5fc3\u65b9\u5757\uff0c\u7eff\u8272\uff09\u3002\u8bef\u5dee\u68d2\u4ee3\u8868\u0394\u7684\u4e0a\u9650\u548c\u4e0b\u9650nsk<\/sub>\u901a\u8fc7\u5c06\u6240\u67092\u578bMFM\u5bf9\u6bd4\u5206\u522b\u4f5c\u4e3askyrmion\u7c07\u548c\u5355\u4e2a\u78c1\u6ce1\u57df\u5904\u7406\u6765\u8ba1\u7b97\u3002<\/p>\n

nsk<\/sub>\uff08\u0394nsk<\/sub>\uff09\u7684\u53d8\u5316\u6765\u81ea\u03c1THE<\/sub>\uff08\u5b9e\u5fc3\u5706\uff0c\u7ea2\u8272\uff09\u548cMFM\u56fe\u50cf\uff08\u5b9e\u5fc3\u65b9\u5757\uff0c\u7eff\u8272\uff09\u3002 \u8bef\u5dee\u6761\u4ee3\u8868\u0394nsk<\/sub>\u7684\u4e0a\u9650\u548c\u4e0b\u9650\uff0c\u5176\u901a\u8fc7\u5c06\u6240\u67092\u578bMFM\u5bf9\u6bd4\u5206\u522b\u4f5c\u4e3a\u65af\u683c\u660e\u5b50\u7c07\u548c\u5355\u4e2a\u78c1\u6ce1\u57df\u5904\u7406\u800c\u8ba1\u7b97\u3002<\/p>\n

\u00a0<\/b><\/strong>\u56fe4<\/b><\/strong>\u00a0\u5bf9\u65af\u683c\u660e\u5b50\u6027\u8d28\u7684FE\u63a7\u5236<\/b><\/strong>\"\"<\/p>\n

a\uff0cFE\u57df\u4ea4\u6362\u548c\u970d\u5c14\u6d4b\u91cf\u7684\u5b9e\u9a8c\u88c5\u7f6e\u793a\u610f\u56fe\u3002<\/p>\n

b-e\uff0c\u4e0d\u540cFE\u6781\u5316\u72b6\u6001\u4e0bB20S4\u6837\u54c1\u7684\u538b\u7535\u54cd\u5e94\u529b\u663e\u5fae\u955c\uff08PFM\uff09\u76f8\u56fe\uff08\u4e0a\u56fe\uff09\uff0c\u03c1xy<\/sub>-H\u548c\u03c1THE<\/sub>-H\u66f2\u7ebf\uff08\u4e0b\u56fe\uff09\u3002b\u4e2d\u7684\u6bd4\u4f8b\u5c3a\u5bf9\u5e94\u4e8e10\u03bcm\u3002\u5c06\u03c1THE<\/sub>\u964d\u81f3\u96f6\u7684\u4e34\u754cH\u6807\u8bb0\u4e3aHsk<\/sub>\u3002<\/p>\n

f\uff0c\u03c1THE<\/sub>\u7684\u8f6e\u5ed3\u56fe\u548c\u5728\u5b8c\u5168\u5411\u4e0a\u548c\u5411\u4e0b\u6781\u5316\u914d\u7f6e\u4e2d\u6d4b\u91cf\u7684\u65af\u683c\u660e\u5b50\u76f8\u56fe\u3002\u4e3a\u6e05\u695a\u8d77\u89c1\uff0c\u5728\u4efb\u4e00\u56fe\u4e2d\u4ec5\u663e\u793a\u4e00\u4e2aTHE\u5206\u652f\u3002Hsk<\/sub>-T\u66f2\u7ebf\u4ee3\u8868\u65af\u683c\u660e\u5b50\u548c\u94c1\u78c1\u76f8\u4e4b\u95f4\u7684\u76f8\u754c\u3002\u5728\u5e95\u90e8\u9762\u677f\u4e2d\uff0c\u5411\u4e0a\u6781\u5316\u60c5\u51b5\u4e0b\u7684Hsk<\/sub>-T\u66f2\u7ebf\u4e5f\u4f5c\u4e3a\u865a\u7ebf\u63d2\u5165\u4ee5\u8fdb\u884c\u6bd4\u8f83\u3002\u663e\u7136\uff0c\u5bf9\u4e8e\u5411\u4e0b\u6781\u5316\u7684\u60c5\u51b5\uff0c\u76f8\u754c\u5411\u8f83\u4f4e\u7684H\u548cT\u6536\u7f29\u3002<\/p>\n

g\uff0c\u6700\u5927\u03c1THE<\/sub>\u548c\u76f8\u5e94\u7684\u5f52\u4e00\u5316nsk<\/sub>\u4f5c\u4e3a\u5411\u4e0b\u6781\u5316\u57df\u533a\u57df\u7684\u51fd\u6570\u3002\u5982\u865a\u7ebf\uff08\u7ea2\u8272\uff09\u6240\u5f3a\u8c03\u7684\u90a3\u6837\uff0c\u03c1THE<\/sub>\u7684\u53d8\u5316\u9075\u5faa\u51e0\u4e4e\u7ebf\u6027\u7684\u8d8b\u52bf\u3002<\/p>\n

\u56fe<\/b><\/strong>5<\/b><\/strong>\u00a0\u5728BTO\/SRO\u754c\u9762\u9644\u8fd1\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u8868\u5f81<\/b><\/strong>\"\"<\/p>\n

B20S4\u6837\u54c1\u7684\u539f\u5b50\u5206\u8fa8\u7684HAADF-STEM\u56fe\u50cf\u7684\u79bb\u5b50\u4f4d\u79fb\uff08\u03b4A-B<\/sub>\uff09\u66f2\u7ebf\u3002\u5728\u6bcf\u4e2a\u9499\u949b\u77ff\u6676\u80de\u4e2d\uff0c\u03b4A-B<\/sub>\u7531\u6cbfB\u8f74\u4f4d\u9633\u79bb\u5b50\u548c\u56db\u4e2aA\u4f4d\u9633\u79bb\u5b50\u7684\u4e2d\u5fc3\u4f4d\u7f6e\u4e4b\u95f4\u7684[001]\u8f74\u7684\u4f4d\u79fb\u8ba1\u7b97\u3002\u03b4A-B<\/sub>\u503c\u5728\u6bcf\u4e2a\u9499\u949b\u77ff\u5355\u5c42\u4e0a\u53d6\u5e73\u5747\u503c\uff0c\u8bef\u5dee\u68d2\u8868\u793a\u6807\u51c6\u504f\u5dee\u3002\u6b63\uff08\u8d1f\uff09\u03b4A-B<\/sub>\u5bf9\u5e94\u4e8e\u5411\u4e0a\uff08\u5411\u4e0b\uff09\u504f\u632f\u7ec4\u6001\uff0c\u5176\u4ee5\u5b9e\u5fc3\u65b9\u5757\uff08\u7a7a\u5fc3\u5706\u5708\uff09\u7ed8\u5236\u3002\u63d2\u56fe\u4e2d\u663e\u793a\u4e86\u4e24\u79cd\u504f\u632f\u7ec4\u6001\u4e2d\u79bb\u5b50\u4f4d\u79fb\u6a21\u5f0f\u548c\u5355\u4f4d\u6676\u80de\u7ed3\u6784\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\u3010\u5c0f\u7ed3<\/b><\/strong>\u3011<\/p>\n

\u56e2\u961f\u5229\u7528\u8d85\u8584BTO\/SRO\u5f02\u8d28\u7ed3\u6784\u4f5c\u4e3a\u5e73\u53f0\uff0c\u627f\u8f7d\u7740\u5c0f\u578b\u7684\u3001\u9ad8\u5ea6\u53ef\u8c03\u7684\u78c1\u6027\u65af\u683c\u660e\u5b50\u3002\u5728\u8fd9\u4e2a\u7cfb\u7edf\u4e2d\uff0c\u9760\u8fd1BTO\/SRO\u754c\u9762\u7684FE\u90bb\u8fd1\u6548\u5e94\u4ea7\u751f\u7d27\u6025DMI\uff0c\u4ece\u800c\u4ea7\u751f\u4e86\u5f3a\u5927\u7684\u78c1\u6027\u65af\u683c\u660e\u5b50\u3002\u901a\u8fc7\u5229\u7528BTO\u8986\u76d6\u5c42\u7684FE\u6781\u5316\uff0c\u5b9e\u73b0\u4e86\u5bf9\u78c1\u6027\u65af\u683c\u660e\u5b50\u5bc6\u5ea6\u548c\u7a33\u5b9a\u6027\u7684\u5c40\u90e8\u3001\u53ef\u5207\u6362\u548c\u975e\u6613\u5931\u6027\u63a7\u5236\u3002\u5728\u8bbe\u8ba1\u548c\u5236\u9020\u57fa\u4e8e\u65af\u683c\u660e\u5b50\u8bbe\u5907\u65f6\uff0cBTO\/SRO\u5f02\u8d28\u7ed3\u6784\u4e2d\u7684\u94c1\u7535\u4f53\u53ef\u8c03\u78c1\u6027\u65af\u683c\u660e\u5b50\u5141\u8bb8\u663e\u8457\u7684\u591a\u529f\u80fd\u6027\u3002FE\u8584\u819c\u57df\u4ea4\u6362\u53ef\u53ef\u4ee5\u5728\u4ece\u5fae\u7c73\u5230\u7eb3\u7c73\u7684\u4e0d\u540c\u957f\u5ea6\u5c3a\u5ea6\u4e0a\u5b9e\u73b0\u3002\u901a\u8fc7\u7f29\u5c0fFE\u57df\u5927\u5c0f\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u5728\u663e\u5fae\u955c\u4e0b\u8c03\u6574\u6574\u4e2a\u65af\u683c\u660e\u5b50\u6027\u8d28\uff0c\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u5355\u4e2a\u65af\u683c\u660e\u5b50\u7684\u6210\u6838\/\u5220\u9664\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/b><\/strong>Ferroelectrically tunable magnetic skyrmions in ultrathin oxide heterostructures<\/u><\/a>\uff08Nat. Mater.\u00a0, 2018, DOI: 10.1038\/s41563-018-0204-4\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u5b66\u672f\u7ec4\u6728\u6587\u97ec<\/b><\/strong>\u7ffb\u8bd1\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\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","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u78c1\u6027\u65af\u683c\u660e\u5b50\u662f\u7eb3\u7c73\u5c3a\u5ea6\u7684\u65cb\u8f6c\u81ea\u65cb\u7ed3\u6784\uff0c\u5177\u6709\u975e\u5e73\u51e1\u7684\u771f\u5b9e\u7a7a\u95f4\u62d3\u6251\u7ed3\u6784\u3002\u7531\u4e8e\u5404\u79cd\u5947\u7279\u7684\u7279\u5f81\uff0c\u5305\u62ec\u7f3a\u9677\u548c\u65e0\u5e8f\u7684\u62d3\u6251\u4fdd\u62a4\uff1b\u7d27\u51d1\u548c\u81ea\u7ec4\u7ec7\u7684\u6676\u683c\u5f62\u5f0f\uff1b\u5141\u8bb8\u6fc0\u53d1\u3001\u6e6e…<\/p>\n","protected":false},"author":2109,"featured_media":158872,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[3575,3699,3199],"class_list":["post-158870","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-3575","tag-3699","tag-3199"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/158870"}],"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\/2109"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=158870"}],"version-history":[{"count":6,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/158870\/revisions"}],"predecessor-version":[{"id":160141,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/158870\/revisions\/160141"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/158872"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=158870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=158870"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=158870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}