{"id":110237,"date":"2017-11-07T06:30:11","date_gmt":"2017-11-06T22:30:11","guid":{"rendered":"\/\/m.iemloyee.com\/?p=110237"},"modified":"2017-11-06T20:15:18","modified_gmt":"2017-11-06T12:15:18","slug":"phys-rev-lett-%ef%bc%9a%e7%a9%ba%e7%a9%b4%e6%8e%ba%e6%9d%82%e9%93%81%e7%a0%b7%e8%b6%85%e5%af%bc%e4%bd%93%e7%a3%81%e6%80%a7c4%e7%9b%b8%e4%b8%ad%e7%9a%84%e5%b1%80%e9%83%a8%e6%ad%a3%e4%ba%a4%e7%9b%b8","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=110237","title":{"rendered":"Phys. Rev. Lett.\uff1a\u7a7a\u7a74\u63ba\u6742\u94c1\u7837\u8d85\u5bfc\u4f53\u78c1\u6027C4\u76f8\u4e2d\u7684\u5c40\u90e8\u6b63\u4ea4\u76f8"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u5728\u94c1\u57fa\u8d85\u5bfc\u4f53\u4e2d\uff0c\u51e0\u4e4e\u6240\u6709\u7684\u6bcd\u4f53\u5316\u5408\u7269\u5728\u4f4e\u6e29\u4e0b\u8868\u73b0\u51fa\u4ece\u9ad8\u6e29\u4e0b\u7684\u987a\u78c1\u6027\u56db\u65b9\u76f8\u5230\u53cd\u94c1\u78c1\u6027\uff08AFM\uff09\u6b63\u4ea4\u76f8\u7684\u8026\u5408\u7ed3\u6784\u548c\u78c1\u6027\u8f6c\u53d8\u3002\u76f8\u6bd4\u7ed3\u6784\u8f6c\u53d8,\u78c1\u8f6c\u53d8\u7684\u53cd\u5e94\u6e29\u5ea6\u7565\u4f4e\uff08\u6216\u76f8\u540c\uff09\u3002\u94c1\u57fa\u8d85\u5bfc\u4f53\u7cfb\u7edfSr<sub>1-x<\/sub>Na<sub>x<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub>\u7684\u6e29\u5ea6\u4f9d\u8d56\u6027\u5bf9\u5206\u5e03\u51fd\u6570\u6d4b\u91cf\uff0c\u5176\u5305\u542b\u5177\u6709\u53ef\u91cd\u5165\u56db\u65b9\u5bf9\u79f0\u6027\u7684\u78c1\u6027\u76f8\uff0c\u79f0\u4e3a\u78c1\u6027C4\u76f8\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u7f8e\u56fd\u52b3\u4f26\u65af\u4f2f\u514b\u5229\u56fd\u5bb6\u5b9e\u9a8c\u5ba4<\/strong>\u7684<strong>Benjamin A. Frandsen<\/strong>\u548c<strong>Robert J. Birgeneau<\/strong>\u7b49\u4eba\u5728<strong>Phys. Rev. Lett.<\/strong>\u4e0a\u53d1\u5e03\u4e86\u4e00\u7bc7\u5173\u4e8e\u7a7a\u7a74\u63ba\u6742\u94c1\u7837\u8d85\u5bfc\u4f53\u7684\u6587\u7ae0\uff0c\u9898\u4e3a\u201c<strong>Local Orthorhombicity in the Magnetic C4 Phase of the Hole-Doped Iron-Arsenide Superconductor Sr<sub>1\u2212x<\/sub>Na<sub>x<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub><\/strong>\u201d\u5b9a\u91cf\u7ec6\u5316\u8868\u660e\uff0c\u5c3d\u7ba1\u603b\u4f53\u8868\u73b0\u4e3a\u56db\u65b9\u5bf9\u79f0\u7684\u5e73\u5747\u9759\u6001\u7ed3\u6784\uff0cC4\u9636\u6bb5\u7684\u77ac\u65f6\u5c40\u90e8\u7ed3\u6784\u5305\u62ec\u5177\u67092nm\u957f\u5ea6\u7684\u6ce2\u52a8\u6b63\u4ea4\u533a\u57df\u3002\u4e14\u5728\u6070\u597d\u8fbe\u5230\u987a\u78c1\u56db\u65b9\u76f8\u7684\u6e29\u5ea6\u4e0b\uff0c\u76f8\u4f3c\u7684\u957f\u5ea6\u8303\u56f4\u5185\u5b58\u5728\u5c40\u90e8\u659c\u65b9\u6ce2\u3002\u8fd9\u4e9b\u7ed3\u679c\u7a81\u51fa\u4e86\u94c1\u57fa\u8d85\u5bfc\u4f53\u7279\u522b\u5927\u7684\u5411\u5217\u78c1\u5316\u7387\uff0c\u5e76\u4e14\u5bf9\u78c1\u6027C4\u76f8\u548c\u76f8\u90bb\u7684C2\u76f8\u4ee5\u53ca\u8d85\u5bfc\u76f8\u5177\u6709\u663e\u7740\u5f71\u54cd\u3002<\/p>\n<p><strong>\u3010\u56fe\u7247\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe1. Sr<sub>1-x<\/sub>Na<sub>x<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub>\u7684\u76f8\u56fe<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-110238\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/1-14.png\" alt=\"\" width=\"600\" height=\"455\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/1-14.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/1-14-300x228.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: left;\">\u56fe\u4e2d\u793a\u51fa\u4e86\u987a\u78c1\u56db\u65b9\u6676\u7cfb\uff08P-T\uff09\uff0c\u53cd\u94c1\u78c1\u6b63\u4ea4\u6676\u4f53\uff08AFM-O\uff09\uff0c\u53cd\u94c1\u78c1\u56db\u65b9\u6676\u7cfb\uff08AFM-T\uff09\u548c\u8d85\u5bfc\uff08SC\uff09\u76f8\u3002<\/p>\n<p><strong>\u56fe2. 2 K\u4e0bSr<sub>0.71<\/sub>Na<sub>0.29<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub>\u7684\u6b63\u4ea4\u7ed3\u6784\u6a21\u578b<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-110239\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/2-10.png\" alt=\"\" width=\"600\" height=\"321\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/2-10.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/2-10-300x161.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: left;\">\u84dd\u8272\u5706\u5708\u8868\u793a\u6570\u636e\uff0c\u91cd\u53e0\u7684\u5b9e\u5fc3\u7ea2\u8272\u66f2\u7ebf\u662f\u6700\u4f73\u62df\u5408\uff0c\u56fa\u4f53\u7eff\u8272\u66f2\u7ebf\u8868\u793a\u62df\u5408\u6b8b\u5dee\uff0c\u4e3a\u4e86\u6e05\u695a\u8d77\u89c1\uff0c\u5782\u76f4\u504f\u79fb\u3002<\/p>\n<p><strong>\u56fe3. \u6676\u683c\u53c2\u6570-\u6e29\u5ea6\u51fd\u6570\u3002<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-110240\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/3-9.png\" alt=\"\" width=\"600\" height=\"554\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/3-9.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/3-9-300x277.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u5c06a\u548cb\u5c40\u90e8\u6676\u683c\u53c2\u6570\u4f5c\u4e3a\u4e0d\u540c\u62df\u5408\u8303\u56f4\u7684\u6e29\u5ea6\u51fd\u6570\u3002<\/p>\n<p>\uff08<strong>a-b<\/strong>\uff09Sr<sub>0.71<\/sub>Na<sub>0.29<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub>\u7684\u7ed3\u679c\uff0c\u62df\u5408\u8303\u56f4\u5206\u522b\u4e3a60\u2264r\u226480\u548c3.5\u2264r\u226423.5\u3002\u5782\u76f4\u865a\u7ebf\u663e\u793aTs\u3002<\/p>\n<p>\uff08<strong>c<\/strong>\uff09\u6bcf\u4e2a\u62df\u5408\u8303\u56f4\u7684\u5bf9\u5e94\u6b63\u4ea4\u6027\u3002<\/p>\n<p> \uff08<strong>d-f<\/strong>\uff09Sr<sub>0.66<\/sub>Na<sub>0.34<\/sub>Fe<sub>2<\/sub> As<sub>2<\/sub>\u7684\u7b49\u6548\u7ed3\u679c\u3002\u8f83\u9ad8\u6e29\u5ea6\u7684\u5782\u76f4\u865a\u7ebf\u8868\u793aTs\uff0c\u5373\u4f4e\u6e29\u7ebfTr\u3002<\/p>\n<p><strong>\u56fe4. \u5404\u79cd\u6e29\u5ea6\u4e0b\u7684\u62df\u5408\u8303\u56f4\u7684\u51fd\u6570\u7684\u6b63\u4ea4\u6027\u3002<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-110241\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/4-10.png\" alt=\"\" width=\"600\" height=\"284\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/4-10.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/11\/4-10-300x142.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\uff08<strong>a<\/strong>\uff09Sr<sub>0.71<\/sub>Na<sub>0.29<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub><\/p>\n<p>\uff08<strong>b<\/strong>\uff09Sr<sub>0.66<\/sub>Na<sub>0.34<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub><\/p>\n<p>\u6c34\u5e73\u8f74\u663e\u793a\u5bf9\u5e94\u4e8e\u6bcf\u4e2a\u6570\u636e\u70b9\u7684\u6ed1\u52a820\u00c5\u62df\u5408\u8303\u56f4\u7684\u4e2d\u70b9\u3002<\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p>\u7814\u7a76\u7ed3\u679c\u53ef\u80fd\u5bf9\u94c1\u57fa\u8d85\u5bfc\u6027\u6709\u66f4\u5e7f\u6cdb\u7684\u5f71\u54cd\u3002\u672c\u5f81\u7ed3\u6784\u5728C2\u8f6c\u53d8\u4e4b\u4e0a\u4ea7\u751f\u6b63\u4ea4\u53d8\u5316\u7684\u5f3a\u70c8\u8d8b\u52bf\uff0c\u4e0e\u5df2\u77e5\u5b58\u5728\u4e8e\u987a\u78c1\u6027\u76f8\u4e2d\u7684\u5927\u91cf\u78c1\u5316\u7387\u4e00\u81f4\u3002Sr<sub>1-x<\/sub>Na<sub>x<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub>\u9ad8\u6e29\u4e0b\u89c2\u5bdf\u5230\u7684\u52a8\u6001\u5c40\u90e8\u659c\u65b9\u6676\u4f53\u4f3c\u4e4e\u4e5f\u53ef\u80fd\u5728\u5176\u4ed6\u94c1-\u94cc-\u786b\u5316\u7269\u6750\u6599\u4e2d\u53d1\u73b0\u3002\u8fd9\u4e9b\u57fa\u4e8e\u94c1\u7684\u8d85\u5bfc\u4f53\u7684\u7814\u7a76\u6709\u671b\u4ea7\u751f\u5411\u5217\u76f8\u7684\u6027\u8d28\u7684\u4e30\u5bcc\u4fe1\u606f\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5<\/strong>: <a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.119.187001%20\" target=\"_blank\" rel=\"noopener\">Local Orthorhombicity in the Magnetic C4 Phase of the Hole-Doped Iron-Arsenide Superconductor Sr<sub>1 \u2212 x<\/sub>Na<sub>x<\/sub>Fe<sub>2<\/sub>As<sub>2<\/sub><\/a>(Phys. Rev. Lett. ,October 30,2017,DOI\uff1a10.1103\/PhysRevLett.119.187001)<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u4eba\u7ec4\u8521\u51a0\u5b87\u7f16\u8bd1\uff0c\u9648\u70b3\u65ed\u5ba1\u6838\uff0c<a href=\"\/\/m.iemloyee.com\/25127.html\" target=\"_blank\" rel=\"noopener\">\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<p>\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<a href=\"http:\/\/www.ceshigu.com\/\" target=\"_blank\" rel=\"noopener\">\u6d4b\u8bd5\u8c37<\/a>\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u5728\u94c1\u57fa\u8d85\u5bfc\u4f53\u4e2d\uff0c\u51e0\u4e4e\u6240\u6709\u7684\u6bcd\u4f53\u5316\u5408\u7269\u5728\u4f4e\u6e29\u4e0b\u8868\u73b0\u51fa\u4ece\u9ad8\u6e29\u4e0b\u7684\u987a\u78c1\u6027\u56db\u65b9\u76f8\u5230\u53cd\u94c1\u78c1\u6027\uff08AFM\uff09\u6b63\u4ea4\u76f8\u7684\u8026\u5408\u7ed3\u6784\u548c\u78c1\u6027\u8f6c\u53d8\u3002\u76f8\u6bd4\u7ed3\u6784\u8f6c\u53d8,\u78c1\u8f6c\u53d8\u7684\u53cd\u5e94\u6e29\u5ea6&#8230;<\/p>\n","protected":false},"author":230,"featured_media":110238,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[2509],"class_list":["post-110237","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-2509"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/110237"}],"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\/230"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=110237"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/110237\/revisions"}],"predecessor-version":[{"id":110485,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/110237\/revisions\/110485"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/110238"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=110237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=110237"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=110237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}