{"id":168930,"date":"2019-03-09T06:30:04","date_gmt":"2019-03-08T22:30:04","guid":{"rendered":"\/\/m.iemloyee.com\/?p=168930"},"modified":"2019-03-08T18:43:26","modified_gmt":"2019-03-08T10:43:26","slug":"%e7%be%8e%e5%9b%bd%e6%b4%9b%e6%96%af%e9%98%bf%e6%8b%89%e8%8e%ab%e6%96%af%e5%9b%bd%e5%ae%b6%e5%ae%9e%e9%aa%8c%e5%ae%a4sci-adv-%e9%92%a8%e5%9f%ba%e9%ab%98%e7%86%b5","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=168930","title":{"rendered":"\u7f8e\u56fd\u6d1b\u65af\u963f\u62c9\u83ab\u65af\u56fd\u5bb6\u5b9e\u9a8c\u5ba4Sci. Adv.: \u94a8\u57fa\u9ad8\u71b5\u5408\u91d1\u7684\u51fa\u8272\u8010\u8f90\u5c04\u6027"},"content":{"rendered":"

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

\u78c1\u805a\u53d8\u53cd\u5e94\u5806\u4e2d\u7684\u5173\u952e\u90e8\u4ef6\uff0c\u6bd4\u5982\u504f\u6ee4\u5668\u6216\u7b49\u79bb\u5b50\u4f53\u6750\u6599\uff0c\u90fd\u9700\u8981\u6ee1\u8db3\u4e00\u4e9b\u6027\u80fd\u8981\u6c42\uff0c\u5305\u62ec\u4f4e\u6d3b\u5316\u3001\u9ad8\u7194\u70b9\u3001\u826f\u597d\u7684\u673a\u68b0\u6027\u80fd\u3001\u4f4e\u6e85\u5c04\u8150\u8680\u548c\u4f4e\u6c1a\u4fdd\u7559\/\u5171\u6c89\u79ef\u3002\u8fd9\u4e9b\u90e8\u4ef6\u5fc5\u987b\u5728\u9ad8\u6e29\u4e0b\u957f\u65f6\u95f4\u8fd0\u884c\uff0c\u5728\u66b4\u9732\u4e8e\u5927\u7b49\u79bb\u5b50\u4f53\u70ed\u91cf\u548c\u9ad8\u80fd\u4e2d\u6027\u6c22\u540c\u4f4d\u7d20\uff08D\u548cT\uff09\u7684\u60c5\u51b5\u4e0b\uff0c\u4e0d\u4f1a\u53d1\u751f\u6545\u969c\u6216\u5927\u9762\u79ef\u4fb5\u8680\u3002\u94a8\u662f\u7b49\u79bb\u5b50\u4f53\u6750\u6599\u7684\u597d\u7684\u9009\u62e9\uff0c\u56e0\u4e3a\u5b83\u5177\u6709\u8f83\u9ad8\u7684\u7194\u878d\u6e29\u5ea6\u3001\u8f83\u4f4e\u7684\u8150\u8680\u901f\u7387\u548c\u8f83\u4f4e\u7684\u6c1a\u4fdd\u7559\u3002\u7136\u800c\uff0c\u94a8\u672c\u8eab\u5177\u6709\u975e\u5e38\u4f4e\u7684\u65ad\u88c2\u97e7\u6027\uff0c\u8fd9\u4e25\u91cd\u9650\u5236\u4e86\u90e8\u4ef6\u7684\u6709\u6548\u64cd\u4f5c\u6e29\u5ea6\uff0c\u5e76\u540c\u65f6\u4ea7\u751f\u4e86\u4e00\u7cfb\u5217\u5236\u9020\u4e0a\u7684\u56f0\u96be\u3002\u76ee\u524d\u5df2\u7ecf\u89c2\u5bdf\u5230\u7684\u7ed3\u679c\u662f\uff0cD\u548cHe\u5728\u4e2d\u7b49\u6e29\u5ea6\u4e0b\uff08<800K\uff09\u4f1a\u8d77\u6ce1\uff0cHe\u5728\u9ad8\u6e29\u4e0b\uff08>1600K\uff09\u4f1a\u5f62\u6210\u51f9\u5751\u3001\u7a7a\u7a74\u548c\u8d77\u6ce1\u3002\u8fd9\u4e9b\u73b0\u8c61\u7684\u5f62\u6210\u673a\u7406\u5c1a\u4e0d\u6e05\u695a\uff0c\u4f46\u79d1\u5b66\u5bb6\u731c\u6d4b\u5176\u5f88\u5927\u5f52\u56e0\u4e8e\u6750\u6599\u7f3a\u9677\u4e2dD\u548cHe\u7684\u79ef\u7d2f\u3002\u5728\u7a0d\u5fae\u4f4e\u4e00\u70b9\u7684\u6e29\u5ea6\u4e0b\uff081250-1600K\uff09\uff0c\u5c06\u94a8\u66b4\u9732\u5728He\u7b49\u79bb\u5b50\u4f53\u4e2d\u53ef\u4ee5\u89c2\u5bdf\u5230\u7eb3\u7c73\u7ea7\u8d77\u6ce1\u7684\u4ea7\u751f\u3002\u800c\u5728\u63a5\u8fd1\u56fd\u9645\u70ed\u6838\u5b9e\u9a8c\u53cd\u5e94\u5806\u7684\u5de5\u4f5c\u6761\u4ef6\u4e0b\uff0c\u53ef\u4ee5\u53d1\u73b0\u6750\u6599\u8868\u9762\u5177\u6709\u7eb3\u7c73\u7ed3\u6784\u7684\u5f62\u8c8c\u3002\u8fd9\u4e9b\u7eb3\u7c73\u7ed3\u6784\u8868\u9762\u6240\u589e\u52a0\u7684\u8868\u9762\u79ef\u548c\u8106\u6027\u5f15\u8d77\u4e86\u94a8\u7528\u4f5c\u805a\u53d8\u53cd\u5e94\u5806\u7b49\u79bb\u5b50\u4f53\u6750\u6599\u7684\u5173\u6ce8\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u7f8e\u56fd\u6d1b\u65af\u963f\u62c9\u83ab\u65af\u56fd\u5bb6\u5b9e\u9a8c\u5ba4<\/b><\/strong>\u5f00\u53d1\u4e86\u4e00\u79cd\u5177\u6709\u4f18\u5f02\u8010\u8f90\u5c04\u6027\u80fd\u7684\u4f53\u5fc3\u7acb\u65b9\u94a8\u57fa\u8010\u706b\u9ad8\u71b5\u5408\u91d1\u3002\u8be5\u5408\u91d1\u751f\u957f\u4e3a\u8584\u819c\uff0c\u5728\u7eb3\u7c73\u6676\u548c\u8d85\u7ec6\u4f53\u7cfb\u4e2d\u663e\u793a\u51fa\u53cc\u5cf0\u6676\u7c92\u5c3a\u5bf8\u5206\u5e03\uff0c\u5e76\u901a\u8fc7\u539f\u5b50\u63a2\u9488\u65ad\u5c42\u626b\u63cf\uff08APT\uff09\u663e\u793a\u51fa\u72ec\u7279\u76844nm\u8584\u7247\u7ed3\u6784\u3002\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08TEM\uff09\u548cX\u5c04\u7ebf\u884d\u5c04\u663e\u793a\u6750\u6599\u5728\u9ad8\u6e29\u70ed\u9000\u706b\u540e\u51fa\u73b0\u67d0\u4e9b\u9ed1\u70b9\u3002TEM\u548cAPT\u5206\u6790\u8ba4\u4e3a\u9ed1\u70b9\u7684\u4ea7\u751f\u4e8e\u5bcc\u542bCr\u548cV\u7684\u7b2c\u4e8c\u76f8\u9897\u7c92\u6709\u5173\u3002\u6b64\u5916\uff0c\u7eb3\u7c73\u529b\u5b66\u6d4b\u8bd5\u7ed3\u679c\u663e\u793a\u6c89\u79ef\u6837\u54c1\u7684\u786c\u5ea6\u4e3a14GPa\uff0c\u8f90\u5c04\u786c\u5316\u51e0\u4e4e\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002\u7ed3\u5408ab initio\u548cMonte Carlo\u6a21\u62df\u9884\u6d4b\u4e86\u5bcc\u542bV\u7684\u7b2c\u4e8c\u76f8\u7c92\u5b50\u7684\u5f62\u6210\u4ee5\u53ca\u70b9\u7f3a\u9677\u7684\u76f8\u7b49\u6469\u5c14\u70b9\u4f5c\u4e3a\u8f90\u5c04\u8010\u53d7\u6027\u7684\u8d77\u70b9\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201dOutstanding Radiation Resistance of Tungsten-Based High-Entropy Alloys<\/b><\/strong>\u201d\u53d1\u8868\u5728Sci. Adv.<\/b><\/strong>\u4e0a\u3002<\/p>\n

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

Figure <\/b><\/strong>1<\/b><\/strong>.<\/b><\/strong>\u5408\u91d1\u7ec4\u4efd\u8868\u5f81<\/b><\/strong><\/p>\n

\"\"\u00a0<\/b><\/strong><\/p>\n

(a).HEA\u819c\u7684TEM\u8868\u5f81<\/p>\n

(b).HEA\u819c\u7684\u5143\u7d20\u5206\u6790<\/p>\n

(c).HEA\u819c\u7684\u6a2a\u622a\u9762SEM\u8868\u5f81<\/p>\n

Figure <\/b><\/strong>2<\/b><\/strong>.<\/b><\/strong>HEA\u7684APT\u5206\u6790<\/b><\/strong><\/p>\n

\"\"<\/p>\n

(a-d).Cr,V,Ta\u548cW\u76843D\u5206\u5e03<\/p>\n

(e-h).\u5143\u7d20\u4e8c\u7ef4\u7ec4\u4efd\u5206\u6790<\/p>\n

(i-l).\u4e09\u79cd\u4e0d\u540cGBs\u7684\u4fef\u89c6\u56fe<\/p>\n

\u56fe<\/b><\/strong>3<\/b><\/strong>.<\/b><\/strong>TEM\u8868\u5f81<\/b><\/strong><\/p>\n

\u00a0\"\"<\/b><\/strong><\/p>\n

\u56fe<\/b><\/strong>4<\/b><\/strong>.<\/b><\/strong>\u6750\u6599\u8f90\u5c04\u540e\u7684TEM\u8868\u5f81<\/b><\/strong><\/p>\n

\"\"<\/p>\n

(a).\u4f7f\u7528<111>\u533a\u57df\u6210\u50cf\u663e\u793a\u5c0f\u9ed1\u70b9<\/p>\n

(b).\u53cc\u5149\u675f\u6210\u50cf\u663e\u793a\u6ca1\u6709\u9ed1\u70b9<\/p>\n

\u56fe<\/b><\/strong>5<\/b><\/strong>.<\/b><\/strong>HEA\u8f90\u5c04\u540e\u7684APT\u5206\u6790<\/b><\/strong><\/p>\n

\u00a0\"\"<\/b><\/strong><\/p>\n

(a-d).Cr,V,Ta\u548cW\u7684\u4e09\u7ef4\u5206\u5e03<\/p>\n

(e-h). Cr,V,Ta\u548cW\u7684\u4e8c\u7ef4\u7ec4\u4efd\u5206\u6790<\/p>\n

(i-l).\u4e09\u79cd\u4e0d\u540cGBs\u7684\u4fef\u89c6\u56fe<\/p>\n

\u56fe<\/b><\/strong>6<\/b><\/strong>.<\/b><\/strong>\u539f\u5b50\u6784\u578b\u7684\u7406\u8bba\u9884\u6d4b<\/b><\/strong><\/p>\n

\u00a0\"\"<\/b><\/strong><\/p>\n

(a).W38<\/sub>Ta36<\/sub>Cr15<\/sub>V11<\/sub>\u7684SRO\u53c2\u6570\u968f\u6e29\u5ea6\u7684\u53d8\u5316<\/p>\n

(b).W38<\/sub>Ta36<\/sub>Cr15<\/sub>V11<\/sub>\u7684\u539f\u5b50\u6784\u578b\u6a21\u62df<\/p>\n

(c).\u5143\u7d20\u7684\u5e73\u5747\u6d53\u5ea6\u5206\u5e03<\/p>\n

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

\u5728\u8fd9\u4e2a\u5de5\u4f5c\u4e2d\uff0c\u4f5c\u8005\u5f00\u53d1\u4e86\u4e00\u79cd\u5177\u6709\u4f18\u5f02\u8010\u8f90\u5c04\u6027\u80fd\u7684\u4f53\u5fc3\u7acb\u65b9\u94a8\u57fa\u8010\u706b\u9ad8\u71b5\u5408\u91d1\u3002\u8be5\u5408\u91d1\u751f\u957f\u4e3a\u8584\u819c\uff0c\u5728\u7eb3\u7c73\u6676\u548c\u8d85\u7ec6\u4f53\u7cfb\u4e2d\u663e\u793a\u51fa\u53cc\u5cf0\u6676\u7c92\u5c3a\u5bf8\u5206\u5e03\uff0c\u5e76\u901a\u8fc7\u539f\u5b50\u63a2\u9488\u65ad\u5c42\u626b\u63cf\uff08APT\uff09\u663e\u793a\u51fa\u72ec\u7279\u76844nm\u8584\u7247\u7ed3\u6784\u3002\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08TEM\uff09\u548cX\u5c04\u7ebf\u884d\u5c04\u663e\u793a\u6750\u6599\u5728\u9ad8\u6e29\u70ed\u9000\u706b\u540e\u51fa\u73b0\u67d0\u4e9b\u9ed1\u70b9\u3002TEM\u548cAPT\u5206\u6790\u8ba4\u4e3a\u9ed1\u70b9\u7684\u4ea7\u751f\u4e8e\u5bcc\u542bCr\u548cV\u7684\u7b2c\u4e8c\u76f8\u9897\u7c92\u6709\u5173\u3002\u6b64\u5916\uff0c\u7eb3\u7c73\u529b\u5b66\u6d4b\u8bd5\u7ed3\u679c\u663e\u793a\u6c89\u79ef\u6837\u54c1\u7684\u786c\u5ea6\u4e3a14GPa\uff0c\u8f90\u5c04\u786c\u5316\u51e0\u4e4e\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002\u7ed3\u5408ab initio\u548cMonte Carlo\u6a21\u62df\u9884\u6d4b\u4e86\u5bcc\u542bV\u7684\u7b2c\u4e8c\u76f8\u7c92\u5b50\u7684\u5f62\u6210\u4ee5\u53ca\u70b9\u7f3a\u9677\u7684\u76f8\u7b49\u6469\u5c14\u70b9\u4f5c\u4e3a\u8f90\u5c04\u8010\u53d7\u6027\u7684\u8d77\u70b9\u3002<\/p>\n

Outstanding Radiation Resistance of Tungsten-Based High-Entropy Alloys<\/a><\/p>\n

(Sci. Adv., 2019, DOI: 10.1126\/sciadv.aav2002)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u5b66\u672f\u7ec4tt\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002 \u00a0<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8\u5927\u5bb6\u5ead\u3002 \u00a0<\/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

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu\uff0c\u6211\u4eec\u4f1a\u9080\u8bf7\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002 \u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u78c1\u805a\u53d8\u53cd\u5e94\u5806\u4e2d\u7684\u5173\u952e\u90e8\u4ef6\uff0c\u6bd4\u5982\u504f\u6ee4\u5668\u6216\u7b49\u79bb\u5b50\u4f53\u6750\u6599\uff0c\u90fd\u9700\u8981\u6ee1\u8db3\u4e00\u4e9b\u6027\u80fd\u8981\u6c42\uff0c\u5305\u62ec\u4f4e\u6d3b\u5316\u3001\u9ad8\u7194\u70b9\u3001\u826f\u597d\u7684\u673a\u68b0\u6027\u80fd\u3001\u4f4e\u6e85\u5c04\u8150\u8680\u548c\u4f4e\u6c1a\u4fdd\u7559\/\u5171\u6c89\u79ef\u3002\u8fd9\u4e9b\u90e8\u4ef6…<\/p>\n","protected":false},"author":7336,"featured_media":168931,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[346],"class_list":["post-168930","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-metal"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/168930"}],"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=168930"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/168930\/revisions"}],"predecessor-version":[{"id":169169,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/168930\/revisions\/169169"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/168931"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=168930"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=168930"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=168930"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}