{"id":265132,"date":"2025-02-21T07:18:42","date_gmt":"2025-02-20T23:18:42","guid":{"rendered":"\/\/m.iemloyee.com\/?p=265132"},"modified":"2025-02-20T21:23:31","modified_gmt":"2025-02-20T13:23:31","slug":"%e7%8e%8b%e5%bd%aa%e5%9b%a2%e9%98%9f%e6%83%a0%e5%9d%87%e7%ad%89%e4%ba%bamsea-si-cu%e6%8e%92%e6%96%a5%e6%95%88%e5%ba%94","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=265132","title":{"rendered":"\u738b\u5f6a\u56e2\u961f\u60e0\u5747\u7b49\u4ebaMSEA: Si-Cu\u6392\u65a5\u6548\u5e94"},"content":{"rendered":"<p>\u738b\u5f6a\u56e2\u961f\u60e0\u5747\uff0c\u674e\u6da6\u971e\u6559\u6388\u7b49\u4eba\u57fa\u4e8eAPT\u548cDFT\u5206\u6790\u4e86\u7845\u5bf9\u94dc\u539f\u5b50\u7684\u6392\u65a5\u6548\u5e94\u5bf9\u94dd\u5408\u91d1\u7684\u5f3a\u5ea6\u548c\u5ef6\u5c55\u6027\u7684\u5f71\u54cd, \u6587\u7ae0\u4fe1\u606f: Repelling effect of Si on Cu atoms enhances the strength and ductility of Al alloys: Atom probe tomography and first-principles analysis, <a href=\"https:\/\/doi.org\/10.1016\/j.msea.2025.147888\">https:\/\/doi.org\/10.1016\/j.msea.2025.147888<\/a>.\u00a0<strong><b>\u8054\u7cfb\u901a\u8baf\u4f5c\u8005\u60e0\u5747(Jun Hui), <\/b><\/strong><strong><u><b>huijun@dgut.edu.cn<\/b><\/u><\/strong><strong><b>\u3002<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-265133\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72471-24.png\" alt=\"\" width=\"1429\" height=\"729\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72471-24.png 1429w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72471-24-300x153.png 300w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72471-24-768x392.png 768w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72471-24-1024x522.png 1024w\" sizes=\"(max-width: 1429px) 100vw, 1429px\" \/>\u00a0\u00a0\u00a0<\/p>\n<p>\u7b80\u4ecb<\/p>\n<p>\u901a\u8fc7APT\u548cDFT\u5206\u6790\u4e86\u7eb3\u7c73\u5bcc\u94dc\u76f8\u548cSi-Cu\u56e2\u7c07\u7684\u6709\u5e8f\u8f6c\u5316\u884c\u4e3a\u3002\u9996\u5148\uff0c\u5b9e\u9a8c\u53d1\u73b0\u767d\u8272\u8584\u819cCu\u6c89\u6dc0\u5728\u758f\u677e\u7684Si\u7ed3\u6784\u5185\uff0c\u6e29\u5ea6\u8bf1\u5bfcSi\u7ed3\u6784\u5185\u9ad8\u6d53\u5ea6\u7684Cu\u7684\u6d41\u5931\u548c\u4e9a\u7a33\u6001Cu~Si\u56e2\u7c07\u7684\u5f62\u6210; Cu\u6eb6\u89e3\u5728Al\u5408\u91d1\u5185\u52a0\u901f\u4e86\u7eb3\u7c73\u5bccCu\u76f8\u7684\u6790\u51fa; \u5176\u6b21\uff0c Cu\u4eceSi\u76f8\u548cCi-Si\u56e2\u7c07\u6d41\u5931\u5f52\u56e0\u4e8e\u201cLike charges repel\u201d\u548c\u201c\u4f53\u79ef\u6392\u65a5\u201d\u673a\u5236\uff0c\u9ad8\u6e29\u4fc3\u8fdb\u6d41\u5931\u7684Cu\u6eb6\u89e3\u5728Al\u5408\u91d1\u5185\uff0cCu\u4e0eAl\u7684\u5f3a\u7ed3\u5408\u6709\u5229\u4e8e\u7eb3\u7c73\u5bccCu\u76f8\u7684\u6790\u51fa. \u901a\u8fc7AIMD\u53d1\u73b0Si\u4fc3\u8fdb\u4e86Cu\u539f\u5b50\u5411\u7a7a\u4f4d\u6269\u6563\u9ad8\u6e29\u4e0b\u3002\u901a\u8fc7\u539f\u5b50\u5c42\u6b21\u5206\u6790\u7eb3\u7c73\u6790\u51fa\u76f8\u548cCu~Si\u56e2\u7c07\u7684\u5f62\u6210\u673a\u7406\uff0c\u8fd9\u4e3aAl\u5408\u91d1\u5f3a\u5ea6\uff0c\u786c\u5ea6\u548c\u97e7\u6027\u63d0\u9ad8\u7684\u673a\u7406\u63d0\u4f9b\u4e86\u89e3\u91ca(AIMD\u52a8\u753b\u56fe\u89c1\u539f\u6587)\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-265134\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72472-26.png\" alt=\"\" width=\"535\" height=\"445\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72472-26.png 535w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72472-26-300x250.png 300w\" sizes=\"(max-width: 535px) 100vw, 535px\" \/><\/p>\n<p>\u56fe 1\uff1a(a)\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\uff1b(b)\u5408\u91d1\u7684\u62c9\u4f38\/\u5c48\u670d\u5f3a\u5ea6\u4e0e\u65f6\u6548\u65f6\u95f4\u7684\u76f8\u5173\u6027\uff1b(c)\u5408\u91d1\u786c\u5ea6\u4e0e\u65f6\u6548\u65f6\u95f4\u7684\u76f8\u5173\u6027\uff1b(d)\u5171\u6676\u7845\u76f8\u7684\u6676\u7c92\u5c3a\u5bf8\u4e0e\u65f6\u6548\u65f6\u95f4\u7684\u76f8\u5173\u6027\uff1b\u7ea2\u8272\u3001\u84dd\u8272\u548c\u7eff\u8272\u7bad\u5934\u5206\u522b\u8868\u793a\u94f8\u9020\u3001\u56fa\u6eb6\u548c\u5cf0\u503c\u65f6\u6548\u72b6\u6001\u4e0b\u7684\u94dc\u6d53\u5ea6\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-265135\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72473-23.png\" alt=\"\" width=\"691\" height=\"435\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72473-23.png 691w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72473-23-300x189.png 300w\" sizes=\"(max-width: 691px) 100vw, 691px\" \/><\/p>\n<p>\u56fe 2\uff1a(a)Si \u76f8\u5728\u94f8\u9020\u3001\u56fa\u6eb6\u548c\u5cf0\u503c\u8001\u5316\u72b6\u6001\u4e0b\u7684\u7ebf\u626b\u63cf\u7ed3\u679c\uff1b(b)Al \u5408\u91d1\u5728\u6df1\u5ea6\u8150\u8680\uff080.2% HF \u8150\u8680 30 \u5206\u949f\uff09\u540e\u7684\u5fae\u89c2\u7ed3\u6784\uff1b(c)\u5408\u91d1\u5728\u94f8\u9020\u548c\u5cf0\u503c\u8001\u5316\u72b6\u6001\u4e0b\u7684 X \u5c04\u7ebf\u884d\u5c04\u80fd\u8c31\uff1b(d)\u660e\u89c6\u573a TEM \u56fe\uff1b(e)\u9ad8\u5206\u8fa8\u7387 TEM \u56fe\uff1b\u4ee5\u53ca(f)\u6cbf [100] \u8f74\u7684\u9ad8\u5206\u8fa8\u7387 TEM \u56fe\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-265136\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72474-24.png\" alt=\"\" width=\"700\" height=\"670\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72474-24.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72474-24-300x287.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u56fe 3. \u5904\u4e8e\u5cf0\u503c\u8001\u5316\u72b6\u6001\u7684\u94dd\u5408\u91d1\u7684\u4e09\u7ef4 APT \u5206\u6790\u3002(a) \u94dd\u57fa\u4f53\u4e2d\u5bcc\u94dc\u6c89\u6dc0\u7684\u4e09\u7ef4 APT \u91cd\u5efa\uff1b(b) \u67f1\u72b6\u533a\u57df\u7684\u6d53\u5ea6\u5206\u5e03\uff1b(c) \u94dd\u57fa\u4f53\u4e2d\u94dc\u7845\u56e2\u7c07\u6c89\u6dc0\u7684\u4e09\u7ef4 APT \u91cd\u5efa\uff1b(d) \u67f1\u72b6\u533a\u57df\u7684\u6d53\u5ea6\u5206\u5e03\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-265137\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72475-20.png\" alt=\"\" width=\"700\" height=\"418\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72475-20.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/02\/\u56fe\u72475-20-300x179.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u56fe4: (a)Al\u5408\u91d1\u7684\u7535\u8377\u5bc6\u5ea6\u548c\u7535\u8377\u8f6c\u79fb,\uff08b\uff09Al\u5408\u91d1\u4e2d\u5143\u7d20\u95f4\u7684\u952e\u957f\uff0c(c) AlMg, AlMgSi, AlMgSiCu\u7684\u7535\u8377\u5bc6\u5ea6, (d)Al\u5408\u91d1\u4f53\u7cfb\u5185Cu\u7684\u6eb6\u89e3\u80fd, (e) Al\u5408\u91d1\u4f53\u7cfb\u5185Cu\u7684\u6eb6\u89e3\u80fd\u548c\u7ef4\u8bfa\u4f53\u79ef\u7684\u76f8\u5173\u6027\uff0c(e)\u6709\u65e0Si\u7684\u80fd\u91cf\u6ce2\u52a8\u5728\u65f6\u6548\u6e29\u5ea6\u4e0b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u7efc\u4e0a\uff0cCu\u4eceSi\u76f8\u548cCi-Si\u56e2\u7c07\u6d41\u5931\u5f52\u56e0\u4e8e\u201cLike charges repel\u201d\u548c\u201c\u4f53\u79ef\u6392\u65a5\u201d\u673a\u5236\uff0c\u9ad8\u6e29\u4fc3\u8fdb\u6d41\u5931\u7684Cu\u6eb6\u89e3\u5728Al\u5408\u91d1\u5185\uff0cCu\u4e0eAl\u7684\u5f3a\u7ed3\u5408(i.e. \u6210\u952e)\u6709\u5229\u4e8e\u7eb3\u7c73\u5bccCu\u76f8\u7684\u6790\u51fa\u3002\u53e6\u5916\uff0c\u758f\u677e\u7684Si\u76f8\u4f1a\u8bf1\u5bfcCu\u5143\u7d20\u7684\u6b8b\u4f59\uff0c\u5e94\u529b\u4f1a\u52a0\u901f\u9ad8\u80fdCu~Si\u7ed3\u6784\u7684\u5931\u7a33\u6216\u5f00\u88c2\u3002\u56e0\u6b64\uff0c\u7eb3\u7c73\u6790\u51fa\u76f8\u548c\u5408\u7406\u7684Cu\u6d53\u5ea6\u6709\u76ca\u4e8eAl\u5408\u91d1\u5f3a\u5ea6\uff0c\u786c\u5ea6\u548c\u97e7\u6027\u7684\u63d0\u9ad8\u3002<strong><b>\u867d\u7136\u94f8\u9020\u94dd\u5408\u91d1\u5185\u7684\u7eb3\u7c73\u6790\u51fa\u76f8\u7684\u5f3a\u5316\u673a\u5236\u5df2\u7ecf\u88ab\u7814\u7a76\uff0c\u4f46\u662f\u7eb3\u7c73\u6790\u51fa\u76f8\u6790\u51fa\u673a\u7406\u6216\u5f3a\u5316\u673a\u5236\u80cc\u540e\u7684\u673a\u5236\u8fd8\u6ca1\u6709\u88ab\u62a5\u9053\uff0c\u672c\u6587\u901a\u8fc7APT\u548cDFT\u5206\u6790\u4e86Si\u7684\u6392\u65a5\u673a\u5236\u548cCu\u7684\u6709\u5e8f\u8f6c\u6362\u673a\u7406\u5c06\u4e3a\u822a\u5929\u7528\u8f7b\u8d28\u94dd\u5408\u91d1\u7684\u5f00\u53d1\u63d0\u4f9b\u5f3a\u529b\u652f\u6491\u3002\u540c\u65f6\uff0c\u672c\u6587\u5b9e\u9a8c\u548c\u6a21\u62df\u7ed3\u5408\u7684\u7814\u7a76\u65b9\u6cd5\u4e5f\u53ef\u4ee5\u8fd0\u7528\u5728\u5176\u4ed6\u6750\u6599\u4f53\u7cfb\u5185\u3002<\/b><\/strong><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u738b\u5f6a\u56e2\u961f\u60e0\u5747\uff0c\u674e\u6da6\u971e\u6559\u6388\u7b49\u4eba\u57fa\u4e8eAPT\u548cDFT\u5206\u6790\u4e86\u7845\u5bf9\u94dc\u539f\u5b50\u7684\u6392\u65a5\u6548\u5e94\u5bf9\u94dd\u5408\u91d1\u7684\u5f3a\u5ea6\u548c\u5ef6\u5c55\u6027\u7684\u5f71\u54cd, \u6587\u7ae0\u4fe1\u606f: Repelling effect of Si&#8230;<\/p>\n","protected":false},"author":14360,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-265132","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/265132"}],"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\/14360"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=265132"}],"version-history":[{"count":1,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/265132\/revisions"}],"predecessor-version":[{"id":265138,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/265132\/revisions\/265138"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=265132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=265132"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=265132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}