{"id":81264,"date":"2017-05-19T06:30:19","date_gmt":"2017-05-18T22:30:19","guid":{"rendered":"\/\/m.iemloyee.com\/?p=81264"},"modified":"2017-05-16T21:09:29","modified_gmt":"2017-05-16T13:09:29","slug":"nano-lett-%ef%bc%9a%e6%b0%a6%e7%ba%b3%e7%b1%b3%e6%b0%94%e6%b3%a1%e5%9c%a8%e5%a2%9e%e5%bc%ba%e5%b0%8f%e4%bd%93%e7%a7%af%e8%ae%b0%e5%bf%86%e5%90%88%e9%87%91%e8%b6%85%e5%bc%b9%e6%80%a7%e5%92%8c%e5%87%8f","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=81264","title":{"rendered":"Nano Lett. \uff1a\u6c26\u7eb3\u7c73\u6c14\u6ce1\u5728\u589e\u5f3a\u5c0f\u4f53\u79ef\u8bb0\u5fc6\u5408\u91d1\u8d85\u5f39\u6027\u548c\u51cf\u7f13\u526a\u5207\u5c40\u90e8\u5316\u4e2d\u7684\u4f5c\u7528"},"content":{"rendered":"

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

\u5c3a\u5bf8\u4e3a\u5fae\u7c73\u7ea7\u7684\u5c0f\u4f53\u79ef\u667a\u80fd\u6750\u6599\u5728MEMS\u3001NEMS\u4e2d\u6709\u5e7f\u6cdb\u5e94\u7528\u3002\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\uff08SMA\uff09\u662f\u5e38\u7528\u4e8e\u5fae\u81f4\u52a8\u5668\u7684\u4e00\u7c7b\u667a\u80fd\u6750\u6599\uff0c\u5176\u901a\u8fc7\u5728\u9ad8\u6e29\u5965\u6c0f\u4f53\u548c\u4f4e\u6e29\u9a6c\u6c0f\u4f53\u4e4b\u95f4\u7684\u53ef\u9006\u8f6c\u8fbe\u5230\u5f62\u72b6\u8bb0\u5fc6\u548c\u8d85\u5f39\u6027\u6548\u5e94\u3002\u7814\u7a76\u8868\u660e\uff0c\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\uff08SMA\uff09\u652f\u67f1\u7684\u8d85\u5f39\u6027\u54cd\u5e94\u5177\u6709\u5f88\u5f3a\u7684\u5c3a\u5bf8\u4f9d\u8d56\u6027\uff0cSMA\u5355\u6676\u67f1\u7684\u76f4\u5f84\u4e00\u65e6\u5c0f\u4e8e1\u03bcm\uff0c\u8d85\u5f39\u6027\u4fbf\u5f00\u59cb\u51cf\u5c0f\u3002<\/p>\n

\u6c26\u79bb\u5b50\u8f90\u7167\u662f\u5728\u6750\u6599\u4e2d\u5f15\u5165\u989d\u5916\u5c3a\u5ea6\u63a7\u5236\u53c2\u6570\u7684\u6709\u6548\u65b9\u5f0f\u3002\u6c26\u6c14\u662f\u60f0\u6027\u6c14\u4f53\uff0c\u4e0d\u4f1a\u4e0e\u56fa\u4f53\u5143\u7d20\u53d1\u751f\u5316\u5b66\u53cd\u5e94\u6216\u6df7\u5408\uff0c\u56e0\u6b64\u5f53\u6ce8\u5165\u5408\u91d1\u65f6\uff0c\u5185\u90e8\u4f1a\u5f62\u6210\u6c14\u6ce1\uff0c\u901a\u5e38\u5728\u51e0\u767e\u7eb3\u7c73\u81f3\u6570\u91cf\u7ea7\u7684\u6570\u91cf\u7ea7\u4e0a\u3002<\/p>\n

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

\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\u8d85\u5f39\u6027\u7684\u73b0\u8c61\u4f9d\u8d56\u4e8e\u5e94\u529b\u8bf1\u53d1\u9a6c\u6c0f\u4f53\u8f6c\u53d8\uff08SIMT\uff09\uff0c\u5176\u53ef\u901a\u8fc7\u5728\u591a\u4e2a\u5c3a\u5ea6\u4e0a\u534f\u540c\u8c03\u8282\u6765\u63a7\u5236\u3002\u56e0\u6b64\uff0c\u5173\u4e8e\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\u5728\u67d0\u4e2a\u5c3a\u5ea6\u5c42\u6b21\u88ab\u7834\u574f\u65f6\u7684\u8868\u73b0\uff0c\u6709\u5f88\u597d\u7684\u7814\u7a76\u4ef7\u503c\u3002\u897f\u5b89\u4ea4\u901a\u5927\u5b66\u7684\u5355\u667a\u4f1f\u6559\u6388\u3001\u97e9\u536b\u5fe0\u6559\u6388\u3001\u9ebb\u7701\u7406\u5de5\u5b66\u9662\u7684\u674e\u5de8\u6559\u6388\uff08\uff09\u5728Nano Lett. \u4e0a\u53d1\u8868\u4e86\u7bc7\u540d\u4e3a\u201cHelium Nanobubbles Enhance Superelasticity and Retard Shear Localization in Small-Volume Shape Memory Alloy\u201d\u7684\u6587\u7ae0<\/strong>\uff0c \u4ed6\u4eec\u5c06Ni-Fe-Ga\u8bb0\u5fc6\u5408\u91d1\u5236\u5907\u4e3a\u5fae\u7c73\u5c3a\u5ea6\u7684\u5706\u67f1\uff0c\u5e76\u5e94\u7528\u4e86\u6c26\u7eb3\u7c73\u6c14\u6ce1\u6ce8\u5165\u7684\u65b9\u5f0f\uff0c\u4f7f\u8bb0\u5fc6\u5408\u91d1\u4e2d\u4ea7\u751f\u7eb3\u7c73\u7ea7\u5c3a\u5bf8\u7684\u5b54\u9699\u7387\u3002\u4ee5\u7814\u7a76\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\u4e2d\u7684\u8d85\u5f39\u6027\u73b0\u8c61\u3002<\/p>\n

\u4ed6\u4eec\u91c7\u7528\u5177\u6709[001]\u53d6\u5411\u7684Ni 53.5<\/sub> Fe 19.5<\/sub> Ga 27<\/sub>\u5355\u6676\uff0c\u901a\u8fc7\u805a\u7126\u79bb\u5b50\u675f\uff08FIB\uff09\u5fae\u52a0\u5de5\uff0c\u5236\u9020\u51fa\u5177\u6709[001]\u53d6\u5411\u7684\u5fae\u7c73\u5c3a\u5bf8\u548c\u4e9a\u5fae\u7c73\u5c3a\u5bf8\u7684\u5706\u67f1\u3002\u5e76\u5728200\u2103\u4e0b\u4f7f\u7528400keV\u7684\u6c26\u79bb\u5b50\uff0c\u4ee5\u00a02 \u00d7 1017<\/sup>\u00a0ions\/cm2<\/sup>\u7684\u901a\u91cf\u5c06\u6c26\u6ce8\u5165[001] Ni-Fe-Ga\u5355\u6676\u4e2d\uff0c\u5236\u5907\u542b\u6709\u9ad8\u5bc6\u5ea6\u6c26\u6c14\u6ce1\u7684Ni-Fe-Ga\u5706\u67f1\u3002\u4e4b\u540e\u5c06\u5236\u5907\u7684\u5706\u67f1\u4e0a\u8fdb\u884c\u539f\u4f4d\u538b\u7f29\u8bd5\u9a8c\u3002<\/p>\n

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

\u56fe<\/strong>1. <\/strong>\u76f4\u5f84\u4e3a<\/strong>2.35\u03bcm<\/strong>\u7684<\/strong>[001] Ni-Fe-Ga<\/strong>\u5355\u6676\u67f1\u7684\u538b\u7f29\u5e94\u529b<\/strong>–<\/strong>\u5e94\u53d8\u66f2\u7ebf\u3002<\/strong><\/p>\n

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

\u5e94\u529b\u5378\u53bb\u540e\u538b\u7f29\u5e94\u53d8\u5b8c\u5168\u6062\u590d\uff0c\u8fd9\u662f\u7531\u5965\u6c0f\u4f53–\u9a6c\u6c0f\u4f53\u76f8\u53d8\u5f15\u8d77\u7684\u8d85\u5f39\u6027\u3002\u63d2\u56fe\u663e\u793a\u4e86\u8f7d\u8377\u524d\u540e\u7684[001] Ni-Fe-Ga\u67f1\u7684\u5f62\u72b6\u6f14\u53d8\u3002<\/p>\n

\u56fe2. \u76f4\u5f84\u4e3a890nm\u7684[001] Ni-Fe-Ga\u5355\u6676\u67f1\u7684\u538b\u7f29\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002<\/strong><\/p>\n

\"\"<\/p>\n

\u5728\u673a\u68b0\u8f7d\u8377\u4e0b\u53d1\u751f\u5e94\u53d8\u7a81\u53d1\u73b0\u8c61\uff08strain burst\uff09\uff0c\u8868\u660eNi-Fe-Ga\u5355\u6676\u67f1\u5851\u6027\u53d8\u5f62\u3002SEM\u56fe\u50cf\u663e\u793a[001] Ni-Fe-Ga\u67f1\u5728\u538b\u7f29\u671f\u95f4\u5f62\u6210\u7684\u526a\u5207\u53d8\u5f62\u7279\u5f81\u3002<\/p>\n

\u56fe<\/strong>3. <\/strong>\u4e0d\u540c\u76f4\u5f84\u7684<\/strong>[001] Ni-Fe-Ga<\/strong>\u5355\u6676\u67f1\u7684<\/strong>SIMT<\/strong>\u548c<\/strong>ODP<\/strong>\uff08<\/strong>ordinary dislocation slip plasticity<\/strong>\uff0c\u666e\u901a\u4f4d\u9519\u6ed1\u79fb\uff09\u7684\u4e34\u754c\u5e94\u529b<\/strong>\u3002<\/p>\n

\"\"<\/p>\n

\u4ece\u8d85\u5f39\u6027\u5230\u53ef\u5851\u6027\u7684\u8f6c\u53d8\u53d1\u751f\u57281.2\u03bcm\u7684\u76f4\u5f84\u5904\u3002\u7a7a\u5fc3\u7b26\u53f7\u8868\u793a\u8d85\u5f39\u6027\uff0c\u5b9e\u5fc3\u7b26\u53f7\u8868\u793a\u53ef\u5851\u6027\u3002<\/p>\n

\u56fe4. \u6c26\u6ce8\u5165\u540e\uff0c\u954d\u539f\u5b50\u4e2d\u6bcf\u539f\u5b50\u4f4d\u79fb\uff08DPA\uff09\u7684\u8f90\u7167\u635f\u4f24\u5206\u5e03\u548c\u6c26\u6d53\u5ea6\u7684\u5206\u5e03\u3002<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u6c26\u6ce8\u5165 [001] Ni-Fe-Ga\u5355\u6676\u540e\u7684\u8f90\u7167\u635f\u4f24\u548c\u6c26\u6d53\u5ea6\u7684\u5206\u5e03\uff0c\u6c26\u6d53\u5ea6\u5cf0\u503c\u51fa\u73b0\u5728\u79bb\u8868\u9762\u7ea61\u03bcm\u8ddd\u79bb\u7684\u533a\u57df<\/p>\n

\uff08b\uff09\u6c26\u6ce8\u5165[001] Ni-Fe-Ga\u5355\u6676\u540e\u5f62\u6210\u7684\u6c26\u6c14\u6ce1\u7684\u5178\u578bTEM\u56fe\u50cf\u3002\u9009\u533a\u7535\u5b50\u884d\u5c04\u56fe\u8868\u660e\uff0c\u6ce8\u5165\u6c26\u6c14\u6ce1\u540e\uff0c\u5927\u90e8\u5206Ni-Fe-Ga\u4ecd\u7136\u4fdd\u6301\u4e3a\u957f\u7a0b\u6709\u5e8f\u00a0L21<\/sub>\u00a0\u6676\u4f53\u7ed3\u6784\u7684\u5965\u6c0f\u4f53\u76f8\u3002<\/p>\n

\u56fe5. \u4e9a\u5fae\u7c73\u7ea7Ni-Fe-Ga\u5355\u6676\u67f1\u7684\u538b\u7f29\u884c\u4e3a\u3002<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a-c\uff09\u76f4\u5f84\u4e3a500nm\u7684[001] Ni-Fe-Ga\u5355\u6676\u67f1\u7684\u538b\u7f29\u884c\u4e3a\u3002<\/p>\n

\uff08d-f\uff09\u76f4\u5f84\u4e3a500nm\u7684\u6c26\u6c14\u6ce1[001] Ni-Fe-Ga\u5355\u6676\u67f1\u7684\u538b\u7f29\u884c\u4e3a\u3002\u9ad8\u5bc6\u5ea6\u7684\u6c26\u6c14\u6ce1\u5bfc\u81f4Ni-Fe-Ga\u5706\u67f1\u5177\u6709\u7a33\u5b9a\u7684\u5e94\u529b\u5e94\u53d8\u54cd\u5e94\uff0c\u53ef\u9006\u76f8\u53d8\u7684\u4e34\u754c\u5e94\u529b\u8f83\u4f4e\uff0c\u5378\u8f7d\u540e\u53ef\u6062\u590d\u5e94\u53d8\u76842\uff05\u3002<\/p>\n

\u56fe6. [001] Ni-Fe-Ga\u5355\u6676\u67f1\u4e2d\u4f4d\u9519\/\u9a6c\u6c0f\u4f53\u4e0e\u6c26\u6c14\u6ce1\u76f8\u4e92\u4f5c\u7528\u793a\u610f\u56fe\u3002<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u4e0e\u6c14\u6ce1\u5c3a\u5bf8\u76f8\u6bd4\uff0c\u5c40\u90e8\u4f4d\u9519\u6ed1\u52a8\u5bb9\u6613\u88ab\u6c26\u6c14\u6ce1\u963b\u6321\u3002\uff08b\uff09\u5e94\u529b\u8bf1\u53d1\u9a6c\u6c0f\u4f53\u80fd\u591f\u7ed5\u8fc7\u7eb3\u7c73\u5c3a\u5ea6\u7684\u6c26\u6c14\u6ce1\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684\u6210\u6838\u5c3a\u5bf8\u5927\u4e8eHe\u6c14\u6ce1\u3002<\/p>\n

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

\u4ed6\u4eec\u7684\u5b9e\u9a8c\u8868\u660e\uff0cNi-Fe-Ga\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\u5706\u67f1\u7684\u8d85\u5f39\u6027\u548c\u4f4d\u9519\u5851\u6027\u8868\u73b0\u51fa\u5f88\u5f3a\u7684\u5c3a\u5bf8\u4f9d\u8d56\u6027\u3002\u4e00\u65e6\u67f1\u76f4\u5f84\u5c0f\u4e8e1.2\u03bcm\uff0c\u9a6c\u6c0f\u4f53\u76f8\u53d8\u5c06\u88ab\u6291\u5236\uff0c\u901a\u8fc7\u4e0d\u53ef\u9006\u526a\u5207\u5c40\u90e8\u5316\u53d1\u751f\u53d8\u5f62\u3002\u6c26\u6ce8\u5165Ni-Fe-Ga\u5706\u67f1\u540e\u5f62\u6210\u8bb8\u591a\u5185\u90e8\u7eb3\u7c73\u6c14\u6ce1\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4e9a\u5fae\u7c73\u5c3a\u5bf8\u7684Ni-Fe-Ga\u5706\u67f1\u7684\u8d85\u5f39\u6027\u3002\u6c26\u6c14\u6ce1\u67f1\u5177\u6709\u8f83\u9ad8\u7684\u9a6c\u6c0f\u4f53\u8f6c\u53d8\u5e94\u529b\u548c\u66f4\u7a33\u5b9a\u7684\u5e94\u529b-\u5e94\u53d8\u54cd\u5e94\uff0c\u5927\u5927\u63d0\u9ad8\u4e86\u5c0f\u4f53\u79ef\u6750\u6599\u7684\u201c\u673a\u68b0\u53ef\u63a7\u6027\u6307\u6570\u201d\u3002<\/p>\n

\u6587\u732e\u8fde\u63a5\uff1a<\/strong>Helium Nanobubbles Enhance Superelasticity and Retard Shear Localization in Small-Volume Shape Memory Alloy<\/a>\u00a0( Nano Lett. , 2017, DOI: 10.1021\/ acs.nanolett.7b01015)<\/p>\n

\u672c\u6587\u7531\u7f16\u8f91\u90e8\u7eb3\u7c73\u6750\u6599\u7ec4mengya\u6574\u7406\u7f16\u8bd1\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a\u6d4b\u8bd5\u8c37<\/a>\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u5c3a\u5bf8\u4e3a\u5fae\u7c73\u7ea7\u7684\u5c0f\u4f53\u79ef\u667a\u80fd\u6750\u6599\u5728MEMS\u3001NEMS\u4e2d\u6709\u5e7f\u6cdb\u5e94\u7528\u3002\u5f62\u72b6\u8bb0\u5fc6\u5408\u91d1\uff08SMA\uff09\u662f\u5e38\u7528\u4e8e\u5fae\u81f4\u52a8\u5668\u7684\u4e00\u7c7b\u667a\u80fd\u6750\u6599\uff0c\u5176\u901a\u8fc7\u5728\u9ad8\u6e29\u5965\u6c0f\u4f53\u548c\u4f4e\u6e29\u9a6c\u6c0f\u4f53\u4e4b\u95f4…<\/p>\n","protected":false},"author":1090,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-81264","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/81264"}],"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\/1090"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=81264"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/81264\/revisions"}],"predecessor-version":[{"id":81593,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/81264\/revisions\/81593"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=81264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=81264"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=81264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}