{"id":20655,"date":"2015-02-02T10:58:02","date_gmt":"2015-02-02T02:58:02","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=20655"},"modified":"2018-08-01T14:44:49","modified_gmt":"2018-08-01T06:44:49","slug":"%e3%80%90%e5%a4%a9%e6%96%87%e5%a4%a7%e4%ba%8b%e3%80%91%e9%87%8d%e5%8a%9b%e6%b3%a2%ef%bc%9f%e9%82%84%e8%a6%81%e5%86%8d%e7%ad%89%e4%b8%80%e7%ad%89","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=20655","title":{"rendered":"\u3010\u5929\u6587\u5927\u4e8b\u3011\u91cd\u529b\u6ce2\uff1f\u9084\u8981\u518d\u7b49\u4e00\u7b49"},"content":{"rendered":"

\u25a0\u5171\u540c\u5206\u6790\u7531BICEP2\uff0cKeck\u53caPlanck\u4e09\u500b\u5be6\u9a57\u6240\u53d6\u5f97\u7684\u6578\u64da\u5f8c\uff0c\u4e09\u500b\u5be6\u9a57\u7684\u7269\u7406\u5b78\u5bb6\u5ba3\u4f48\uff0c\u5230\u76ee\u524d\u70ba\u6b62\u4f9d\u820a\u6c92\u6709\u770b\u5230\u91cd\u529b\u6ce2\u7684\u8de1\u8c61\u3002<\/strong><\/span><\/p>\n

\"Planck_view_of_BICEP2_field_node_full_image_2\"
PLANCK VIEW OF BICEP2 FIELD<\/figcaption><\/figure>\n

\u64b0\u6587\uff5c<\/strong>\u9673\u52c1\u8c6a<\/p>\n

\u76ee\u524d\u7269\u7406\u5b78\u754c\u57fa\u672c\u4e0a\u540c\u610f\u5b87\u5b99\u662f\u5728138\u5104\u5e74\u524d\u7d93\u7531\u5927\u7206\u70b8\u800c\u7522\u751f\u7684\u3002\u5728\u5927\u7206\u70b8\u767c\u751f\u4e4b\u969b\uff0c\u5b87\u5b99\u53ef\u4ee5\u88ab\u60f3\u50cf\u662f\u500b\u9ad8\u6eab\u9ad8\u5bc6\u5ea6\u7684\u5927\u706b\u7403\uff0c\u4e4b\u5f8c\u9019\u500b\u5927\u706b\u7403\u767c\u751f\u66b4\u8139\uff0c\u4f7f\u5f97\u5b87\u5b99\u7684\u9ad4\u7a4d\u5feb\u901f\u81a8\u8139\uff0c\u540c\u6642\u4e5f\u4f7f\u5b87\u5b99\u7684\u6eab\u5ea6\u8ddf\u5bc6\u5ea6\u964d\u4f4e\u3002\u5230\u4e86\u7d0438\u842c\u5e74\u4e4b\u5f8c\uff0c\u5149\u5b50\u53ef\u4ee5\u81ea\u7531\u5728\u5b87\u5b99\u4e2d\u524d\u9032\uff0c\u6210\u70ba\u5b87\u5b99\u4e2d\u6700\u65e9\u7684\u5149\u3002\u9019\u4e5f\u5c31\u662f\u6240\u8b02\u7684\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04(cosmic microwave background, CMB)\u3002\u900f\u904e\u5c0dCMB\u7684\u7cbe\u6e96\u6e2c\u91cf\uff0c\u79d1\u5b78\u5bb6\u76f8\u7576\u65bc\u53ef\u4ee5\u770b\u5230\u5b87\u5b99\u8a95\u751f\u5f8c38\u842c\u5e74\u7684\u5b30\u5152\u5b87\u5b99\u7684\u6a23\u8c8c\u3002<\/p>\n

\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04(CMB)\u57281964\u5e74\u7531Arno Penzias\u8ddfRobert Wilson\u767c\u73fe(\u4e26\u5171\u540c\u7372\u5f971978\u5e74\u7684\u8afe\u8c9d\u723e\u7269\u7406\u5b78\u734e)\u3002\u4e4b\u5f8c\u6709\u8457\u8a31\u591a\u7684\u5be6\u9a57\u5c0dCMB\u9032\u884c\u7cbe\u6e96\u6e2c\u91cf\u3002\u79d1\u5b78\u5bb6\u751a\u81f3\u767c\u5c04\u885b\u661f\uff0c\u4ee5\u4fbf\u5c0d\u5168\u5929\u57df\u9032\u884cCMB\u7684\u6e2c\u91cf\u3002\u9996\u5148\u662f1989\u5e74\u5347\u7a7a\u7684COBE\u5be6\u9a57(Cosmic Background Explorer)\uff0c\u63a5\u8457\u662f2001\u5e74\u6240\u767c\u5c04\u7684\u5a01\u723e\u91d1\u68ee\u5fae\u6ce2\u5404\u5411\u7570\u6027\u63a2\u6e2c\u5668(Wilkinson Microwave Anisotropy Probe, WMAP)\u30022009\u5e74\uff0c\u6b50\u6d32\u592a\u7a7a\u7e3d\u7f72\u767c\u5c04\u4e86Planck\u885b\u661f\uff0c\u5c0dCMB\u9032\u884c\u4e5d\u500b\u4e0d\u540c\u983b\u7387\u7684\u7cbe\u6e96\u6e2c\u91cf\u3002<\/p>\n

\u800c\u7576\u5b87\u5b99\u7d93\u7531\u66b4\u8139\u968e\u6bb5\u5feb\u901f\u81a8\u8139\u7684\u6642\u5019\uff0c\u7406\u8ad6\u4e0a\u5728\u9019\u500b\u968e\u6bb5\u6703\u7522\u751f\u91cd\u529b\u6ce2\uff0c\u4e26\u56e0\u6b64\u5728CMB\u7684\u6975\u5316\u65b9\u5411\u4e2d\u7559\u4e0b\u75d5\u8de1\u3002\u7406\u8ad6\u9810\u6e2c\u5982\u679c\u5b87\u5b99\u7684\u78ba\u7d93\u6b77\u4e86\u66b4\u6f32\u968e\u6bb5\uff0c\u90a3\u9ebc\u7576\u6e2c\u91cfCMB\u7684\u6975\u5316\u65b9\u5411\u6642\uff0c\u6703\u767c\u73feCMB\u7684\u6975\u5316\u65b9\u5411\u6703\u4ee5B-mode\uff0c\u4e5f\u5c31\u662f\u4e0d\u5e36\u6563\u5ea6\u7684\u5f62\u5f0f\u5b58\u5728\u3002<\/p>\n

\u4f46\u662fB-mode\u7684\u6e2c\u91cf\u76f8\u7576\u56f0\u96e3\uff0c\u5176\u4e2d\u4e00\u500b\u4e3b\u8981\u539f\u56e0\u662f\u56e0\u70ba\u661f\u969b\u5875\u57c3(star dust)\u4e5f\u6703\u7522\u751f\u76f8\u4f3c\u7684\u8a0a\u865f\u3002\u6240\u4ee5\u8981\u6e2c\u91cfB-mode\uff0c\u4e00\u5b9a\u8981\u80fd\u5920\u7cbe\u6e96\u6d88\u9664\u661f\u969b\u5875\u57c3\u6240\u5e36\u4f86\u7684\u5f71\u97ff\u3002<\/p>\n

\u57282014\u5e74\u4e09\u6708\uff0c\u4f4d\u65bc\u5357\u6975\u7684BICEP2\u5be6\u9a57\u767c\u8868\u4ed6\u5011\u7684\u89c0\u6e2c\u7d50\u679c\uff0c\u4ed6\u5011\u8868\u793a\u5728\u6e2c\u91cf\u4e86CMB\u7684\u6975\u5316\u65b9\u5411\u5f8c\uff0c\u770b\u5230\u4e86\u7b26\u5408B-mode\u7684\u8a0a\u865f\uff0c\u56e0\u6b64\u8a8d\u70ba\u4ed6\u5011\u767c\u73fe\u4e86\u91cd\u529b\u6ce2\uff0c\u540c\u6642\u8b49\u5be6\u4e86\u5b87\u5b99\u7684\u66b4\u6f32\u7406\u8ad6\u3002\u9019\u500b\u7d50\u679c\u4e0d\u4f46\u9707\u64bc\u4e86\u7269\u7406\u754c\uff0c\u540c\u6642\u4e5f\u5f15\u8d77\u4e86\u4e16\u754c\u4e0a\u5404\u5927\u5a92\u9ad4\u7684\u5ee3\u6cdb\u5831\u5c0e\u3002<\/p>\n

\u4f46\u662f\u4e0d\u4e45\u4e4b\u5f8c\uff0c\u8a31\u591a\u7269\u7406\u5b78\u5bb6\u958b\u59cb\u8cea\u7591BICEP2\u7684\u7d50\u679c\u4e26\u6c92\u6709\u4ed4\u7d30\u53bb\u9664\u661f\u969b\u5875\u57c3\u6240\u9020\u6210\u7684\u5f71\u97ff\u3002\u7c21\u55ae\u7684\u8aaa\uff0cBICEP2\u6839\u64da\u4ed6\u5011\u7576\u6642\u6240\u5f97\u5230\u7684\u8cc7\u6599\uff0c\u8a8d\u70ba\u5728\u4ed6\u5011\u6240\u9078\u64c7\u7684\u7a7a\u57df\u4e2d\uff0c\u661f\u969b\u5875\u57c3\u6240\u9020\u6210\u7684\u5f71\u97ff\u9060\u5c0f\u65bc\u4ed6\u5011\u6240\u8981\u5c0b\u627e\u7684\u91cd\u529b\u6ce2\u8a0a\u865f\u3002\u4f46\u662f\u57282014\u5e74\u4e5d\u6708\uff0cPLANCK\u5be6\u9a57\u516c\u4f48\u4e86\u4ed6\u5011\u5c0d\u661f\u969b\u5875\u57c3\u7684\u6e2c\u91cf\u7d50\u679c\uff0c\u767c\u73fe\u5728BICEP2\u6240\u89c0\u5bdf\u7684\u7a7a\u57df\u4e2d\uff0c\u661f\u969b\u5875\u57c3\u6240\u9020\u6210\u7684\u6548\u61c9\u9060\u5927\u65bcBICEP2\u7684\u4f30\u8a08\uff0c\u4e8b\u5be6\u4e0a\uff0c\u5e7e\u4e4e\u8ddfBICEP2\u6240\u89c0\u6e2c\u5230\u7684\u5f37\u5ea6\u76f8\u7576\u3002\u63db\u53e5\u8a71\u8aaa\uff0cBICEP2\u6240\u5ba3\u7a31\u7684\u91cd\u529b\u6ce2\u8a0a\u865f\u53ef\u80fd\u4e26\u4e0d\u5982\u4ed6\u50112014\u5e74\u4e09\u6708\u6240\u5ba3\u7a31\u7684\u90a3\u9ebc\u6e05\u695a\u3002<\/p>\n

\u56e0\u6b64BICEP2\u8ddfPLANCK\u6c7a\u5b9a\u5408\u4f5c\uff0c\u5408\u4f75\u5169\u500b\u5be6\u9a57\u7684\u6578\u64da\u4e26\u5171\u540c\u5206\u6790\uff0c\u4ee5\u5f97\u5230\u66f4\u7cbe\u6e96\u7684\u6e2c\u91cf\u7d50\u679c\u3002\u4ed6\u5011\u540c\u6642\u52a0\u5165\u4e86\u53e6\u4e00\u500b\u4f4d\u65bc\u5357\u6975\u7684Keck\u9663\u5217\u57282012-2013\u6240\u53d6\u5f97\u7684\u6578\u64da\u3002PLANCK\u63d0\u4f9b\u4e8630GHz\u5230353GHz\u4e4b\u9593\u7684\u6e2c\u91cf\u7d50\u679c\uff0c\u800cBICEP2\u8ddfKeck\u9663\u5217\u7684\u6578\u64da\u5247\u662f\u4f4d\u65bc150GHz\u7684\u6ce2\u6bb5\u3002\u5206\u6790\u7684\u7d50\u679c\u986f\u793a\uff0c\u5728\u9019\u4e9b\u65b0\u6578\u64da\u4e2d\uff0c\u7576\u4ed4\u7d30\u79fb\u9664\u661f\u969b\u5875\u57c3\u6240\u7522\u751f\u7684\u8a0a\u865f\u5f8c\uff0c\u4ed6\u5011\u6c92\u6709\u8fa6\u6cd5\u770b\u5230\u4e4b\u524d\u6240\u5ba3\u7a31\u7684\u91cd\u529b\u6ce2\u8a0a\u865f\u3002\u9019\u500b\u65b0\u5206\u6790\u6240\u5f97\u5230\u7684\u91cd\u529b\u6ce2\u8a0a\u865f\u4e0a\u9650\u8207PLANCK\u7531\u89c0\u6e2cCMB\u6240\u5f97\u5230\u7684\u9593\u63a5\u7d50\u679c\u4e00\u81f4\u3002<\/p>\n

\u4f46\u662f\u9019\u53ea\u662f\u5c0b\u627e\u91cd\u529b\u6ce2\u7684\u7b2c\u4e00\u56de\u5408\u3002Keck\u9663\u5217\u525b\u589e\u52a0\u4e86\u4e00\u500b\u89c0\u6e2c\u983b\u7387(220GHz)\uff0c\u4f7f\u5f97Keck\u9663\u5217\u53ef\u4ee5\u540c\u6642\u5f97\u5230150, 100, 220 GHz\u7684\u89c0\u6e2c\u7d50\u679c\u3002BICEP3\u4e5f\u525b\u5728\u5357\u6975\u88dd\u8a2d\u5b8c\u7562\uff0c\u9810\u8a08\u589e\u52a095GHz\u7684\u89c0\u6e2c\u80fd\u529b\u3002\u5728\u589e\u52a0\u65b0\u7684\u89c0\u6e2c\u983b\u7387\u5f8c\uff0c\u5c07\u53ef\u4ee5\u66f4\u6709\u6548\u7684\u53bb\u9664\u4f86\u81ea\u661f\u969b\u5875\u57c3\u7684\u96dc\u8a0a\uff0c\u9032\u800c\u66f4\u7cbe\u6e96\u7684\u6e2c\u91cfB-mode\u662f\u5426\u5b58\u5728\u3002<\/p>\n

--
\n\u539f\u59cb\u8ad6\u6587: \u201cA Joint Analysis of BICEP2\/Keck Array and Planck Data\u201d
\n<\/a>\u53c3\u8003\u8cc7\u6599: ESA 2015\/01\/30: PLANCK: Gravitational waves remain elusive<\/a><\/p>\n

--<\/strong><\/span>
\n \u4f5c\u8005\uff1a\u9673\u52c1\u8c6a\u3000\u79d1\u6559\u4e2d\u5fc3\u7279\u7d04\u5beb\u624b\uff0c\u5f9e\u4e8b\u79d1\u666e\u6587\u7ae0\u5beb\u4f5c\u30022011\u5e74\u65bc\u7f8e\u570b\u7d10\u7d04\u5dde\u7acb\u77f3\u6eaa\u5927\u5b78(SUNY at Stony Brook)\u53d6\u5f97\u535a\u58eb\u5b78\u4f4d\uff0c\u7814\u7a76\u4e3b\u984c\u70ba\u76f8\u5c0d\u8ad6\u6027\u91cd\u96e2\u5b50\u78b0\u649e(Relativistic Heavy Ion Collision)\u3002\u9577\u671f\u64d4\u4efb\u4e2d\u6587\u79d1\u5b78\u65b0\u805e\u7db2\u7ad9\u300c\u79d1\u666f\u300d\uff08Sciscape.org\uff09\u7e3d\u7de8\u8f2f\u3002<\/strong><\/span><\/p>\n

 <\/p>\n

\"\u52a0\u5165\u597d\u53cb\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u25a0\u5171\u540c\u5206\u6790\u7531BICEP2\uff0cKeck\u53caPl<\/p>\n","protected":false},"author":20,"featured_media":20656,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1022,3293],"tags":[1659,1184,1188,1220,1535],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2015\/02\/Planck_view_of_BICEP2_field_node_full_image_2.png","_links":{"self":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/20655"}],"collection":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=20655"}],"version-history":[{"count":4,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/20655\/revisions"}],"predecessor-version":[{"id":32169,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/20655\/revisions\/32169"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/media\/20656"}],"wp:attachment":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=20655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}