{"id":149103,"date":"2018-08-07T06:30:12","date_gmt":"2018-08-06T22:30:12","guid":{"rendered":"\/\/m.iemloyee.com\/?p=149103"},"modified":"2018-08-05T11:29:08","modified_gmt":"2018-08-05T03:29:08","slug":"%e4%b8%9c%e4%ba%ac%e5%a4%a7%e5%ad%a6pnas%ef%bc%9a%e9%92%af%e9%80%9a%e8%bf%87%e4%b8%8e%e9%87%91%e8%a1%a8%e9%9d%a2%e5%90%88%e9%87%91%e5%8c%96%e5%8a%a0%e9%80%9f%e5%90%b8%e6%b0%a2","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=149103","title":{"rendered":"\u4e1c\u4eac\u5927\u5b66PNAS\uff1a\u94af\u901a\u8fc7\u4e0e\u91d1\u8868\u9762\u5408\u91d1\u5316\u52a0\u901f\u5438\u6c22"},"content":{"rendered":"

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

\u6750\u6599\u4e2d\u7684\u6c22\u5438\u9644\u5bf9\u50a8\u6c22\u548c\u6c22\u51c0\u5316\u819c\u81f3\u5173\u91cd\u8981\u3002\u5438\u9644\u7684\u6c22\u8fd8\u8d77\u7740\u8868\u9762\u50ac\u5316\u53cd\u5e94\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u4f8b\u5982\u70c3\u7684\u6c22\u5316\u548cH-D\u4ea4\u6362\u53cd\u5e94\u3002\u8fd9\u4e9b\u5e94\u7528\u9700\u8981\u6709\u6548\u5438\u9644\u5927\u91cf\u6c22\u7684\u6750\u6599\u3002\u94af\uff08Pd\uff09\u88ab\u79f0\u4e3a\u5438\u6c22\u6750\u6599\u3002\u5728Pd\u8868\u9762\u7684\u6c22-\u5438\u9644\u8fc7\u7a0b\u4e2d\uff0c\u4ece\u8868\u9762\u5230\u6b21\u8868\u9762\u533a\u57df\u7684\u6c22\u6e17\u6b65\u9aa4\u662f\u516c\u8ba4\u7684\u9650\u901f\u6b65\u9aa4\u3002\u7531\u4e8e\u8868\u9762\u63a7\u5236\u6e17\u900f\u8fc7\u7a0b\uff0c\u56e0\u6b64\u53ef\u901a\u8fc7\u6539\u53d8\u8868\u9762\u6765\u63a7\u5236\uff0c\u5982\u5176\u539f\u5b50\u7ed3\u6784\u6216\u4e0e\u5176\u4ed6\u6750\u6599\u5408\u91d1\u5316\uff0c\u6765\u63a7\u5236\u6e17\u900f\u52a8\u529b\u5b66\u3002\u5c3d\u7ba1\u7eaf\u7684\u91d1\uff08Au\uff09\u4e0d\u5438\u9644\u6c22\u6c14\uff0c\u4f46\u5df2\u77e5Pd-Au\u5408\u91d1\u663e\u793a\u51fa\u6bd4\u7eafPd\u66f4\u9ad8\u7684\u6c22\u6eb6\u89e3\u5ea6\u3002\u7136\u800c\uff0c\u5230\u76ee\u524d\u4e3a\u6b62\uff0cAu\u5bf9\u4ece\u8868\u9762\u5230\u6b21\u8868\u9762\u533a\u57df\u7684\u6c22\u6e17\u900f\u7684\u5f71\u54cd\u5c1a\u672a\u9610\u660e\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u5728\u65e5\u672c\u4e1c\u4eac\u5927\u5b66Shohei Ogura<\/b><\/strong>\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u5e26\u9886\u4e0b\uff0c\u4e0e\u54c8\u4f5b\u5927\u5b66<\/b><\/strong>\u5408\u4f5c\uff0c\u901a\u8fc7\u70ed\u89e3\u5438\u5149\u8c31\uff08TDS\uff09\u548c\u6838\u53cd\u5e94\u5206\u6790\uff08NRA\uff09\u7684\u6c22\u6df1\u5ea6\u5256\u6790\u7814\u7a76\u4e86Pd\uff08110\uff09\u4e0aPd-Au\u8868\u9762\u5408\u91d1\u7684\u6c22\u5438\u9644\u3002\u8bc1\u660e\u4e86Pd\uff08110\uff09\u8868\u9762\u4e0e\u4e9a\u5355\u5c42\u91cf\u7684Au\u5408\u91d1\u5316\u663e\u8457\u52a0\u901f\u4e86\u6c22\u7684\u5438\u9644\u3002\u901a\u8fc7\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u8ba1\u7b97\uff0c\u8fd9\u79cd\u52a8\u529b\u5b66\u589e\u5f3a\u7684\u539f\u56e0\u4e3b\u8981\u662f\u5316\u5b66\u5438\u9644\u8868\u9762\u6c22\u7684\u4e0d\u7a33\u5b9a\u6027\u5bfc\u81f4\u6e17\u900f\u5c4f\u969c\u51cf\u5c11\u3002\u53e6\u5916\uff0c\u901a\u8fc7\u89d2\u5206\u8fa8\u5149\u7535\u5b50\u80fd\u8c31\uff08ARPES\uff09\u89c2\u5bdf\u5230\u7684\u8868\u9762\u7535\u5b50\u6001\u7684\u53d8\u5316\uff0c\u4e5f\u8868\u660e\u4e86\u5316\u5b66\u5438\u9644\u8868\u9762\u6c22\u7684\u4e0d\u7a33\u5b9a\u6027\u3002\u8fd9\u4e9b\u53d1\u73b0\u5c06\u6709\u52a9\u4e8e\u6539\u5584\u548c\u63a7\u5236\u5438\u6c22\u6750\u6599\u8868\u9762\u7684\u6c22\u4f20\u8f93\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201cAcceleration of hydrogen absorption by palladium through surface alloying with gold<\/b><\/strong>\u201d\u53d1\u8868\u5728PNAS<\/b><\/strong>\u4e0a\u3002<\/p>\n

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

\u56fe1.<\/b><\/strong>\u00a0<\/b><\/strong>\u4e0d\u540cAu\u8986\u76d6\u7387\u4e0bH<\/b><\/strong>2<\/b><\/sub><\/strong>\u00a0<\/b><\/sub><\/strong>TDS\u5149\u8c31\u56fe<\/b><\/strong><\/p>\n

\"\"<\/p>\n

\uff08A\uff09\u5728120 K\u4e0b\uff0c100-Langmuir H2<\/sub>\u66b4\u9732\u540e\uff0c\u4ece0.3-1.8 ML\u4e0d\u540c\u7684Au\/Pd\uff08110\uff09\u8868\u9762\u548cPd\uff08110\uff09\u83b7\u5f97\u7684H2<\/sub>\u00a0TDS\u5149\u8c31\u56fe\uff1b<\/p>\n

\uff08B\uff09\u5728Au\/Pd\u8868\u9762\u4e0d\u540cAu\u8986\u76d6\u7387\u4e0b\uff0cPd\uff08110\uff09\u8868\u9762\u83b7\u5f97\u7684H2<\/sub>\u00a0TDS\u5149\u8c31\u56fe\u3002<\/p>\n

\u56fe2.<\/b><\/strong>\u00a0Pd\uff08110\uff09\u548c0.3-ML Au\/Pd\uff08110\uff09<\/b><\/strong>\u7684<\/b><\/strong>NRA\u66f2\u7ebf\u56fe<\/b><\/strong><\/p>\n

\"\"<\/p>\n

\u5728120 K\u4e0b\u66b4\u9732\u4e8e1000-Langmuir H2<\/sub>\u540e\uff0c\u4ece\u7eafPd\uff08110\uff09\u548c0.3-ML Au\/Pd\uff08110\uff09\u4e2d\u83b7\u53d6\u7684NRA\u66f2\u7ebf\u56fe<\/p>\n

\u56fe3.<\/b><\/strong>\u00a0<\/b><\/strong>Au\u8986\u76d6\u7387-\u6807\u51c6\u5cf0\u9762\u79ef\u56fe<\/b><\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/b><\/strong>4<\/b><\/strong>.<\/b><\/strong>\u00a0<\/b><\/strong>0.5-ML Au\/Pd\uff08110\uff09<\/b><\/strong>\u7684<\/b><\/strong>DFT<\/b><\/strong>\u7814\u7a76<\/b><\/strong><\/p>\n

\"\"<\/p>\n

\uff08A\uff09DFT\u8ba1\u7b97\u76840.5-ML Au\/Pd\uff08110\uff09\u7684\u6a21\u578b\u793a\u610f\u56fe\u3002<\/p>\n

\uff08B\uff090.5-ML Au\/Pd\uff08110\uff09\uff08\u5b9e\u7ebf\uff09\u548cPd\uff08110\uff09\uff08\u865a\u7ebf\uff09\u8868\u9762\u7684\u5355\u4e2aH\u539f\u5b50\u7684\u52bf\u80fd\u56fe\u3002<\/p>\n

\u00a0<\/b><\/strong>\u56fe<\/b><\/strong>5<\/b><\/strong>. \u4e0d\u540c\u6761\u4ef6\u4e0bARPES\u5f3a\u5ea6\u53d8\u5316\u66f2\u7ebf\u56fe<\/b><\/strong><\/p>\n

\"\"<\/p>\n

\uff08A\uff09\u7eafPd\uff08110\uff09\u7684ARPES\u5f3a\u5ea6\u53d8\u5316\u66f2\u7ebf\u56fe\u3002<\/p>\n

\uff08B\uff090.48-ML Au\/Pd\uff08110\uff09\u5728\u9000\u706b\u540e\u7684ARPES\u5f3a\u5ea6\u53d8\u5316\u66f2\u7ebf\u56fe\u3002<\/p>\n

\uff08C\uff092.4-ML Au\/Pd\uff08110\uff09\u5728\u751f\u957f\u540e\u7684ARPES\u5f3a\u5ea6\u53d8\u5316\u66f2\u7ebf\u56fe\u3002<\/p>\n

\uff08D\uff09Pd70<\/sub>Au30<\/sub>\uff08110\uff09\u5728600K\u9000\u706b\u7684ARPES\u5f3a\u5ea6\u53d8\u5316\u66f2\u7ebf\u56fe\u3002<\/p>\n

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

\u603b\u4e4b\uff0c\u56e2\u961f\u7814\u7a76\u4e86\u5408\u91d1Pd\/Au\uff08110\uff09\u8868\u9762\u7684\u6c22\u5438\u9644\uff0c\u53d1\u73b0\u4e9a\u5355\u5c42Au\u7684\u52a0\u5165\u663e\u8457\u52a0\u901f\u4e86\u6c22\u7684\u5438\u9644\u3002\u8fd9\u79cd\u52a8\u529b\u5b66\u589e\u5f3a\u7684\u539f\u56e0\u662f\u5316\u5b66\u5438\u9644\u8868\u9762\u6c22\u7684\u4e0d\u7a33\u5b9a\u6027\u548c\u6e17\u900f\u8fc7\u7a0b\u7684\u8fc7\u6e21\u72b6\u6001\u4e0b\u4e0e\u8868\u9762\u76f8\u6bd4\uff0c\u80fd\u91cf\u6c34\u5e73\u7684\u8f83\u5c0f\u589e\u52a0\uff0c\u8fd9\u5bfc\u81f4\u4e86\u7a7f\u900f\u5c4f\u969c\u4ece\u8868\u9762\u5230\u6b21\u8868\u9762\u7684\u51cf\u5c11\u3002\u7814\u7a76\u7ed3\u679c\u8868\u660e\uff0c\u4ec5\u6dfb\u52a0\u5c11\u91cfAu\u53ef\u4ee5\u589e\u5f3a\u6c22\u5438\u9644\u52a8\u529b\u5b66\uff0c\u8fd9\u5bf9\u4e8e\u6c22\u5b58\u50a8\u548c\u6c22\u7eaf\u5316\u662f\u91cd\u8981\u7684\u3002\u8be5\u53d1\u73b0\u5c06\u6709\u52a9\u4e8e\u6539\u5584\u548c\u63a7\u5236Pd\u76f8\u5173\u5408\u91d1\u548c\u5438\u6c22\u6750\u6599\u7684\u8868\u9762\u4e0a\u7684\u6c22\u4f20\u8f93\uff0c\u5e76\u4e14\u8fd8\u53ef\u4ee5\u63a7\u5236\u8fd9\u4e9b\u8868\u9762\u53cd\u5e94\u7684\u50ac\u5316\u6d3b\u6027\u548c\u9009\u62e9\u6027\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/b><\/strong>\uff1a<\/b><\/strong>Acceleration of hydrogen absorption by palladium through surface alloying with gold<\/u><\/a>\uff08PNAS, 2018, DOI\uff1a10.1073\/pnas.1800412115\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

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\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<\/b><\/u><\/strong><\/a>\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

\u4eea\u5668\u8bbe\u5907\u3001\u8bd5\u5242\u8017\u6750\u3001\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u627e\u6750\u6599\u4eba\u3001\u4e0a\u6d4b\u8bd5\u8c37<\/b><\/u><\/strong><\/a>\uff01<\/b><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u6750\u6599\u4e2d\u7684\u6c22\u5438\u9644\u5bf9\u50a8\u6c22\u548c\u6c22\u51c0\u5316\u819c\u81f3\u5173\u91cd\u8981\u3002\u5438\u9644\u7684\u6c22\u8fd8\u8d77\u7740\u8868\u9762\u50ac\u5316\u53cd\u5e94\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u4f8b\u5982\u70c3\u7684\u6c22\u5316\u548cH-D\u4ea4\u6362\u53cd\u5e94\u3002\u8fd9\u4e9b\u5e94\u7528\u9700\u8981\u6709\u6548\u5438\u9644\u5927\u91cf\u6c22\u7684\u6750\u6599\u3002\u94af\uff08…<\/p>\n","protected":false},"author":2109,"featured_media":149107,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[97,346],"class_list":["post-149103","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-computation","tag-metal"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/149103"}],"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=149103"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/149103\/revisions"}],"predecessor-version":[{"id":149319,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/149103\/revisions\/149319"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/149107"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=149103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=149103"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=149103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}