{"id":17327,"date":"2014-04-15T06:37:55","date_gmt":"2014-04-14T22:37:55","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=17327"},"modified":"2017-07-27T10:08:49","modified_gmt":"2017-07-27T02:08:49","slug":"%e3%80%90%e5%b0%88%e9%a1%8c%e5%a0%b1%e5%b0%8e%e3%80%91%e7%99%bc%e7%8f%be%e9%87%8d%e5%8a%9b%e6%b3%a2%e7%9a%84%e6%96%b9%e6%b3%95%e5%8f%8a%e5%85%b6%e6%b7%b1%e9%81%a0%e6%84%8f%e6%b6%b5","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=17327","title":{"rendered":"\u3010\u5c08\u984c\u5831\u5c0e\u3011\u767c\u73fe\u91cd\u529b\u6ce2\u7684\u65b9\u6cd5\u53ca\u5176\u6df1\u9060\u610f\u6db5"},"content":{"rendered":"

\u25a0\u8981\u4e86\u89e3\u300c\u5b87\u5b99\u6cdb\u661f\u7cfb\u504f\u632f\u80cc\u666f\u6210\u50cf\u4e8c\u4ee3\u300d (Background Imaging of Cosmic Extragalactic Polarization 2, BICEP2) \u7814\u7a76\u5718\u968a\uff0c\u5982\u4f55\u767c\u73fe\u9a57\u8b49\u5b87\u5b99\u66b4\u8139\u7406\u8ad6\u7684\u91cd\u529b\u6ce2\uff0c\u9996\u5148\u8981\u5f9e\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04 (cosmic microwave background, CMB) \u958b\u59cb\u8ac7\u8d77\u3002<\/strong><\/span><\/p>\n

\u7de8\u8b6f\uff5c<\/strong>\u9ad8\u82f1\u54f2<\/p>\n

\"BICEP<\/a>\u3000\u3000\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u662f\u5f4c\u6f2b\u5728\u6574\u500b\u5929\u7a7a\u4e2d\u7684\u5fae\u5f31\u9918\u6689\uff0c\u6642\u9593\u53ef\u8ffd\u6eaf\u5230\u5927\u9739\u9742\u767c\u751f\u5f8c 38 \u842c\u5e74\u3002\u5728\u9019\u4e4b\u524d\u7684\u65b0\u751f\u5b87\u5b99\uff0c\u6eab\u5ea6\u8ddf\u5bc6\u5ea6\u90fd\u592a\u9ad8\uff0c\u5149\u7121\u6cd5\u5728\u4e0d\u78b0\u5230\u7269\u8cea\u7684\u60c5\u6cc1\u4e0b\u884c\u9032\uff1b\u7b49\u5230\u5b87\u5b99\u51b7\u537b\u5230\u80fd\u5920\u5f62\u6210\u4e2d\u6027\u539f\u5b50\u6642\uff0c\u5149\u5c31\u53ef\u4ee5\u66a2\u884c\u7121\u963b\u5730\u7a7f\u8d8a\u7a7a\u9593\uff0c\u5f62\u6210\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u3002\u7136\u800c\u5728\u5927\u9739\u9742\u767c\u751f\u5f8c\u77ac\u9593\u7522\u751f\u7684\u91cd\u529b\u6ce2\uff0c\u65e9\u5c31\u5df2\u7d93\u5728\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u88e1\u982d\u7559\u4e0b\u4e86\u75d5\u8de1\u3002<\/p>\n

BICEP2 \u5718\u968a\u5229\u7528\u7531\u5927\u7d04 250 \u500b\u6307\u7532\u5927\u5c0f\u7684\u504f\u632f\u5075\u6e2c\u5668\uff0c\u900f\u904e\u7121\u7dda\u96fb\u6ce2\u671b\u9060\u93e1\u89c0\u6e2c\u5929\u7a7a\u4e2d\u7684\u4e00\u5c0f\u584a\u5340\u57df\uff0c\u5c0b\u627e\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u88e1\u982d\uff0c\u4e00\u7a2e\u53eb\u505a\u300c\uff22\u6a21\u300d\u7684\u7279\u6b8a\u504f\u632f\u60c5\u5f62\u2014\u2014\u9019\u7a2e\u504f\u632f\u8868\u793a\u9019\u4e9b\u53e4\u65e9\u5b87\u5b99\u907a\u7559\u4e0b\u4f86\u7684\u5149\uff0c\u5176\u504f\u632f\u65b9\u5411\u53d7\u5230\u91cd\u529b\u6ce2\u7684\u5f71\u97ff\uff0c\u7522\u751f\u626d\u66f2\u6216\u5377\u66f2\u7684\u73fe\u8c61\u3002\u91cd\u529b\u6ce2\u662f\u6642\u7a7a\u7d50\u69cb\u88e1\u7684\u6f23\u6f2a\uff0c\u6709\u4eba\u7a31\u4e4b\u70ba\u300c\u5927\u9739\u9742\u7684\u6700\u521d\u9707\u986b\u300d\uff1b\u6839\u64da\u611b\u56e0\u65af\u5766\u7684\u5ee3\u7fa9\u76f8\u5c0d\u8ad6\uff0c\u91cd\u529b\u6ce2\u6703\u5728\u884c\u9032\u6642\u64e0\u58d3\u7a7a\u9593\uff0c\u5f9e\u800c\u5c0d\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u7522\u751f\u4e00\u7a2e\u7368\u7279\u7684\u504f\u632f\u6a21\u5f0f\u3002\u91cd\u529b\u6ce2\u8ddf\u5149\u6ce2\u4e00\u6a23\uff0c\u4e5f\u6709\u5de6\u65cb\u8ddf\u53f3\u65cb\u7684\u504f\u632f\u4e4b\u5206\u3002<\/p>\n

\u8ca0\u8cac\u8a2d\u8a08 BICEP2 \u5075\u6e2c\u5668\u7684\u53f2\u4e39\u4f5b\u5927\u5b78\u7269\u7406\u7cfb\u52a9\u7406\u6559\u6388\u90ed\u5146\u6797\u8aaa\uff1a\u300c\u91cd\u529b\u6ce2\u6709\u504f\u632f\u65b9\u5411\u4e4b\u5206\uff0c\u56e0\u6b64\u6f29\u6e26\u72c0\u7684\uff22\u6a21\u504f\u632f\uff0c\u5c31\u662f\u4ee3\u8868\u6709\u91cd\u529b\u6ce2\u5b58\u5728\u7684\u7368\u7279\u4fe1\u865f\u3002\u300d<\/p>\n

BICEP2 \u5718\u968a\u9078\u64c7\u5728\u7a7a\u6c23\u4e7e\u51b7\uff0c\u89c0\u6e2c\u689d\u4ef6\u683c\u5916\u7a69\u5b9a\u7684\u5357\u6975\u9032\u884c\u89c0\u6e2c\uff0c\u5f9e 2010 \u5e74 1 \u6708\u5230 2012 \u5e74 12 \u6708\uff0c\u6536\u96c6\u4e86\u6574\u6574\u4e09\u5e74\u7684\u8cc7\u6599\uff0c\u7d50\u679c\u767c\u73fe\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u88e1\u7684\u91cd\u529b\u6ce2\u6ce2\u52d5\uff0c\u8207\u7269\u8cea\u5bc6\u5ea6\u64fe\u52d5\u6240\u9020\u6210\u7684\u6ce2\u52d5\u4e4b\u9593\u7684\u6bd4\u4f8b\u503c r \uff0c\u662f\u5148\u524d\u9810\u4f30\u503c\u7684\u5c07\u8fd1\u5169\u500d\u2014\u2014\u5a01\u91d1\u68ee\u5fae\u6ce2\u5404\u5411\u7570\u6027\u63a2\u6e2c\u5668 (WMAP) \u8207\u666e\u6717\u514b\u885b\u661f\u6240\u8490\u96c6\u5230\u7684\u5168\u5929\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u8cc7\u6599\uff0c\u7b97\u51fa\u4f86\u7684 r \u503c\u4e0d\u5230 0.11 \uff0c\u7136\u800c BICEP2 \u6e2c\u5f97\u7684 r \u503c\u537b\u9ad8\u9054 0.20 \u3002<\/p>\n

\u96d6\u7136 BICEP2 \u7684\u6578\u64da\u662f\u76f4\u63a5\u5f9e\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u7684\u504f\u632f\u73fe\u8c61\u6e2c\u91cf\u800c\u5f97\uff0c\u4e0d\u50cf\u666e\u6717\u514b\u885b\u661f\u7684\u6578\u64da\u662f\u5f9e\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u7684\u6eab\u5ea6\u5206\u4f48\u5716\u9593\u63a5\u63a8\u4f30\u800c\u4f86\uff0c\u4e0d\u904e\u9084\u662f\u8b93\u7814\u7a76\u5718\u968a\u6230\u6230\u5162\u5162\uff0c\u505a\u4e86\u4e09\u5e74\u591a\u7684\u5168\u9762\u5206\u6790\uff0c\u78ba\u5b9a\u89c0\u6e2c\u7d50\u679c\u7121\u8aa4\u624d\u6562\u767c\u8868\u3002\u300c\u9019\u500b\u5c0f\u5c0f\u7684 r \u503c\u662f\u95dc\u9375\u6240\u5728\uff0c\u65b0\u6e2c\u5f97\u7684\u9019\u500b\u6578\u503c\u6539\u8b8a\u4e86\u5f88\u591a\u4e8b\u60c5\u3002\u300d\u6700\u65e9\u63d0\u51fa\u5b87\u5b99\u66b4\u8139\u7406\u8ad6\u7684\u4e9e\u502b\uff0e\u53e4\u65af\u535a\u58eb (Alan Guth) \u9019\u6a23\u8aaa\u3002<\/p>\n

\u9019\u9ebc\u9ad8\u7684\u00a0r\u00a0\u503c\u610f\u5473\u8457\u5b87\u5b99\u66b4\u8139\u767c\u751f\u7684\u6642\u9593\u9ede\uff0c\u6bd4\u8a31\u591a\u5927\u9739\u9742\u6a21\u578b\u9810\u6e2c\u7684\u9084\u8981\u65e9\uff0c\u5e7e\u4e4e\u53ef\u4ee5\u8aaa\u662f\u5728\u5927\u9739\u9742\u767c\u751f\u5f8c\u7684\u524e\u90a3\u9593\u5c31\u958b\u59cb\u4e86\u3002\u4e00\u65e6\u80fd\u5920\u78ba\u77e5\u5b87\u5b99\u66b4\u8139\u767c\u751f\u7684\u6642\u9593\u9ede\uff0c\u5c31\u80fd\u77e5\u9053\u5b87\u5b99\u66b4\u8139\u767c\u751f\u4e4b\u6642\u7684\u80fd\u91cf\u5c3a\u5ea6\uff0c\u800c\u7269\u7406\u5b78\u5bb6\u8a8d\u70ba\u5728\u90a3\u6a23\u7684\u80fd\u91cf\u5c3a\u5ea6\u4e0b\uff0c\u9664\u4e86\u91cd\u529b\u4ee5\u5916\u7684\u6240\u6709\u5927\u81ea\u7136\u4f5c\u7528\u529b\uff08\u4e5f\u5c31\u662f\u96fb\u78c1\u529b\u3001\u5f37\u4ea4\u4e92\u4f5c\u7528\u3001\u4ee5\u53ca\u5f31\u4ea4\u4e92\u4f5c\u7528\uff09\uff0c\u90fd\u662f\u7d71\u5408\u6210\u70ba\u55ae\u4e00\u7684\u4f5c\u7528\u529b\uff0c\u9019\u5c31\u662f\u6240\u8b02\u7684\u300c\u5927\u4e00\u7d71\u7406\u8ad6\u300d\u3002<\/p>\n

\u5927\u4e00\u7d71\u7406\u8ad6\u8a8d\u70ba\u9664\u4e86\u7531\u00a02012\u00a0\u5e74\u767c\u73fe\u7684\u5e0c\u683c\u65af\u73bb\u8272\u5b50\u00a0(Higgs\u00a0boson)\u00a0\u69cb\u6210\u7684\u5e0c\u683c\u65af\u5834\u4ee5\u5916\uff0c\u9084\u6709\u5176\u4ed6\u985e\u4f3c\u7684\u5834\u5b58\u5728\uff0c\u9019\u4e5f\u5c31\u8868\u793a\u6709\u6bd4\u5e0c\u683c\u65af\u73bb\u8272\u5b50\u66f4\u91cd\u7684\u7c92\u5b50\u5b58\u5728\uff0c\u800c\u4efb\u4f55\u50b3\u7d71\u7684\u7c92\u5b50\u52a0\u901f\u5668\u90fd\u505a\u4e0d\u51fa\u8cea\u91cf\u9019\u9ebc\u5927\u7684\u7c92\u5b50\u3002\u300c\u9019\u9805\u89c0\u6e2c\u7d50\u679c\u4f7f\u6211\u5011\u53ef\u4ee5\u628a\u65e9\u671f\u7684\u5b87\u5b99\u7576\u6210\u5be6\u9a57\u5ba4\uff0c\u4ee5\u6211\u5011\u73fe\u968e\u6bb5\u6839\u672c\u4e0d\u53ef\u80fd\u9054\u5230\u7684\u80fd\u91cf\u5c3a\u5ea6\uff0c\u9032\u884c\u65b0\u7684\u7269\u7406\u7814\u7a76\u3002\u300d\u7d04\u7ff0\u970d\u666e\u91d1\u65af\u5927\u5b78\u5929\u6587\u7269\u7406\u5b78\u6559\u6388\u99ac\u514b\uff0e\u5361\u5bc6\u6602\u8003\u65af\u57fa\u00a0(Marc\u3000Kamionkowski)\u00a0\u8aaa\u3002\u51e1\u662f\u6c92\u6709\u628a\u9019\u7a2e\u80fd\u91cf\u5c3a\u5ea6\u5217\u5165\u8a08\u7b97\u7684\u5b87\u5b99\u66b4\u8139\u6a21\u578b\uff0c\u5728\u65b0\u7684\u89c0\u6e2c\u7d50\u679c\u4e4b\u4e0b\u901a\u901a\u7ad9\u4e0d\u4f4f\u8173\u3002<\/p>\n

\u9019\u9805\u65b0\u767c\u73fe\u5c0d\u65bc\u91cf\u5b50\u529b\u5b78\u8207\u5ee3\u7fa9\u76f8\u5c0d\u8ad6\u4e4b\u9593\u7684\u95dc\u806f\u6027\uff0c\u4e5f\u6709\u5f88\u6df1\u9060\u7684\u610f\u6db5\u3002\u300c\u6bcf\u500b\u641e\u5b87\u5b99\u5b78\u7684\u4eba\u90fd\u77e5\u9053\uff0c\u5b87\u5b99\u66b4\u8139\u9020\u6210\u7684\uff22\u6a21\u504f\u632f\uff0c\u4e0d\u55ae\u8981\u770b\u91cd\u529b\u6ce2\u7684\u73fe\u8c61\u5982\u4f55\uff0c\u4e5f\u53d6\u6c7a\u65bc\u91cd\u529b\u672c\u8eab\u91cf\u5b50\u5316\u7684\u60c5\u6cc1\u3002\u5b87\u5b99\u66b4\u8139\u7406\u8ad6\u5047\u8a2d\u4e00\u5207\u90fd\u662f\u8d77\u6e90\u65bc\u91cf\u5b50\u6ce2\u52d5\uff0c\u7136\u5f8c\u66b4\u8139\u628a\u90a3\u500b\u91cf\u5b50\u614b\u653e\u5927\u81f3\u6975\u3002\u300d\u9818\u5c0e\u00a0BICEP2\u00a0\u7814\u7a76\u5718\u968a\u7684\u7d04\u7ff0\uff0e\u67ef\u7dad\u5947\u535a\u58eb\u00a0(John\u00a0M.\u00a0Kovac)\u00a0\u8aaa\u3002<\/p>\n

\u9664\u4e86 BICEP2 \u4ee5\u5916\uff0c\u9084\u6709\u8a31\u591a\u7814\u7a76\u5718\u968a\u4e5f\u5728\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\u88e1\u5c0b\u627e\uff22\u6a21\u504f\u632f\uff1a\u666e\u6797\u65af\u9813\u5927\u5b78\u7684\u300c\u963f\u5854\u5361\u99ac\uff22\u6a21\u641c\u5c0b\u8a08\u756b\u300d (ABS) \u3001\u52a0\u5dde\u5927\u5b78\u67cf\u514b\u840a\u5206\u6821\u7684\u300c\u5317\u6975\u718a\u8a08\u756b\u300d (POLARBEAR) \u3001\u660e\u5c3c\u8607\u9054\u5927\u5b78\u7684\u9ad8\u7a7a\u6c23\u7403 EBEX \u5be6\u9a57\u3001\u7d04\u7ff0\u970d\u666e\u91d1\u65af\u5927\u5b78\u7684\u300c\u5b87\u5b99\u5b78\u5927\u89d2\u5c3a\u5ea6\u6e2c\u91cf\u5100\u300d (CLASS) \u7b49\u7b49\u3002\u5176\u4e2d\u4e00\u7d44\u7814\u7a76\u5718\u968a\u300c\u5357\u6975\u671b\u9060\u93e1\u300d (South Pole Telescope) \uff0c\u53bb\u5e74\u5831\u544a\u8aaa\u4ed6\u5011\u767c\u73fe\u4e86\uff22\u6a21\u504f\u632f\uff0c\u4e0d\u904e\u5f8c\u4f86\u8b49\u5be6\u90a3\u662f\u5927\u578b\u9280\u6cb3\u7cfb\u7684\u5b87\u5b99\u5fae\u6ce2\u80cc\u666f\u8f3b\u5c04\uff0c\u6240\u9020\u6210\u7684\u91cd\u529b\u900f\u93e1\u6548\u61c9\u6240\u81f4\uff0c\u4e26\u4e0d\u662f\u5b87\u5b99\u751f\u6210\u4e4b\u521d\u7684\u91cd\u529b\u6ce2\u3002\u73fe\u5728\u65e2\u7136 BICEP2 \u5075\u6e2c\u5230\u5982\u6b64\u6e05\u6670\u7684\uff22\u6a21\u504f\u632f\u8a0a\u865f\uff0c\u5176\u4ed6\u9019\u4e9b\u7814\u7a76\u5718\u968a\u61c9\u8a72\u53ef\u4ee5\u8f15\u6613\u78ba\u8a8d\u9019\u9805\u767c\u73fe\u662f\u5426\u5c6c\u5be6\u3002
\n--<\/p>\n

\u7814\u7a76\u51fa\u8655\uff1a<How Astronomers Saw Gravitational Waves from the Big Bang<\/a>><Gravitational Waves from Big Bang Detected<\/a>>\u3000<\/strong><\/span><\/pre>\n
\u8b6f\u8005\uff1a\u9ad8\u82f1\u54f2 \u79d1\u6559\u4e2d\u5fc3\u7279\u7d04\u5beb\u624b\uff0c\u5f9e\u4e8b\u79d1\u666e\u6587\u7ae0\u7de8\u8b6f\u3002
\n<\/strong><\/strong><\/span>\u8cac\u4efb\u7de8\u8f2f\uff1aKerina Huang<\/strong><\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"
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