{"id":18328,"date":"2014-07-10T03:03:32","date_gmt":"2014-07-09T19:03:32","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=18328"},"modified":"2017-07-25T11:48:00","modified_gmt":"2017-07-25T03:48:00","slug":"%e3%80%90%e5%af%b0%e5%ae%87%e5%a4%a9%e6%96%87%e3%80%91%e6%9c%88%e7%90%83%e7%9a%84%e8%ba%ab%e4%b8%96%e4%b9%8b%e8%ac%8e","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=18328","title":{"rendered":"\u3010\u5bf0\u5b87\u5929\u6587\u3011\u6708\u7403\u7684\u8eab\u4e16\u4e4b\u8b0e"},"content":{"rendered":"<p><span style=\"color: #333399;\"><strong>\u25a0\u9577\u4e45\u4ee5\u4f86\u79d1\u5b78\u5bb6\u5011\u76f8\u4fe1\uff0c\u5730\u7403\u548c\u53e6\u4e00\u884c\u661f\u649e\u64ca\u5f8c\u5f62\u6210\u6708\u7403\uff0c\u4f46\u95dc\u65bc\u5730\u7403\u548c\u6708\u7403\u5ca9\u77f3\u5316\u5b78\u7d44\u6210\u7684\u7814\u7a76\u537b\u958b\u555f\u4e86\u53e6\u4e00\u7a2e\u53ef\u80fd\u3002\u4e00\u9805\u7814\u7a76\u5206\u6790\u963f\u6ce2\u7f85\u865f\u5e36\u56de\u4f86\u7684\u6708\u7403\u5ca9\u77f3\uff0c\u6216\u8a31\u53ef\u4ee5\u63ed\u958b\u6708\u7403\u7684\u8eab\u4e16\u4e4b\u8b0e\u3002\u4e5f\u6216\u8005\uff0c\u662f\u5e36\u4f86\u66f4\u5927\u7684\u8b0e\u5718\u3002<\/strong><\/span><\/p>\n<figure id=\"attachment_18329\" aria-describedby=\"caption-attachment-18329\" style=\"width: 400px\" class=\"wp-caption alignleft\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-18329\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2014\/06\/sn-moon.jpg\" alt=\"sn-moon\" width=\"400\" height=\"300\" srcset=\"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2014\/06\/sn-moon.jpg 600w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2014\/06\/sn-moon-300x225.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption id=\"caption-attachment-18329\" class=\"wp-caption-text\">\u904e\u53bb\u76f8\u4fe1\u6708\u7403\u662f\u5730\u7403\u548c\u53e6\u4e00\u53e4\u8001\u884c\u661f\u649e\u64ca\u5f8c\u5f62\u6210\u7684\uff0c\u90a3\u70ba\u4ec0\u9ebc\u6708\u7403\u7684\u5ca9\u77f3\u5316\u5b78\u7d44\u6210\u548c\u5730\u7403\u9019\u9ebc\u50cf\uff1f<\/figcaption><\/figure>\n<p><strong>\u4f5c\u8005<\/strong><strong>\uff5c <\/strong><a href=\"http:\/\/news.sciencemag.org\/chemistry\/2014\/06\/how-did-moon-really-form\" target=\"_blank\" rel=\"noopener noreferrer\">Daniel Clery<\/a><strong><a href=\"http:\/\/news.sciencemag.org\/chemistry\/2014\/06\/how-did-moon-really-form\" target=\"_blank\" rel=\"noopener noreferrer\"><br \/>\n<\/a><\/strong><strong>\u7de8\u8b6f<\/strong><strong>\uff5c <\/strong>\u6797\u6021\u5fb7<\/p>\n<p>\u79d1\u5b78\u5bb6\u5011\u666e\u904d\u8a8d\u70ba\uff0c\u904e\u53bb\u5730\u7403\u66fe\u88ab\u706b\u661f\u5927\u5c0f\u7684\u884c\u661f\u5f9e\u5074\u9762\u649e\u4e0a\uff0c\u884c\u661f\u672c\u8eab\u53d7\u649e\u64ca\u5168\u6bc0\uff0c\u591a\u6578\u7684\u884c\u661f\u6b98\u7247\u548c\u5c0f\u90e8\u5206\u7684\u5730\u7403\u788e\u7247\u5728\u5730\u7403\u56db\u5468\u5f62\u6210\u5ca9\u5c51\u76e4(debris disk)\uff0c\u6700\u5f8c\u805a\u96c6\u800c\u6210\u6708\u7403\uff0c\u5927\u90e8\u5206\u7684\u8b49\u64da\u4e5f\u652f\u6301\u9019\u500b\u8aaa\u6cd5\u3002\u7576\u6642\u7684\u6708\u7403\u6eab\u5ea6\u5f88\u9ad8\uff0c\u8f15\u7269\u8cea\u548c\u6c34\u6c23\u84b8\u767c\u5f8c\uff0c\u5269\u4e0b\u73fe\u4eca\u8352\u6f20\u7121\u908a\u7684\u6708\u7403\uff1b\u4e14\u56e0\u70ba\u6708\u7403\u662f\u7531\u884c\u661f\u788e\u7247\u548c\u5730\u7403\u5916\u5c64\u7d44\u6210\u7684\uff0c\u5176\u6838\u5fc3\u5f88\u5c0f\uff1b\u53e6\u5916\uff0c\u5730\u6708\u7cfb\u7d71\u7684\u65cb\u8f49\u901f\u5ea6\u5f88\u5feb\uff0c\u4e5f\u7b26\u5408\u5074\u9762\u649e\u64ca\u5f8c\u7684\u60c5\u6cc1\u3002\u4f46\u4ee5\u4e0a\u8aaa\u6cd5\u4e26\u7121\u6cd5\u89e3\u91cb\u6708\u7403\u7684\u5ca9\u77f3\u5316\u5b78\u6210\u5206\u3002<\/p>\n<p>\u7814\u7a76\u4eba\u54e1\u767c\u73fe\uff0c\u5730\u7403\u4e0a\u4f86\u81ea\u592a\u967d\u7cfb\u4e0d\u540c\u884c\u661f\u7684\u9695\u77f3\u6210\u5206\u90fd\u4e0d\u592a\u4e00\u6a23\u3002\u4f8b\u5982\u6c27\u539f\u5b50\u6709\u5f88\u591a\u7a2e\u540c\u4f4d\u7d20(isotope)\uff0c\u6c27-16 (O-16)\u662f\u6700\u5e38\u898b\u7684\uff0c\u5176\u6b21\u662f\u6c27-17 (O-17)--\u6bd4\u524d\u8005\u591a\u4e86\u4e00\u500b\u4e2d\u5b50\uff0c\u9084\u6709\u6c27-18(O-18)--\u53c8\u518d\u591a\u4e86\u4e00\u500b\u4e2d\u5b50\u3002\u592a\u967d\u7cfb\u88e1\u7684\u9695\u77f3\u7531\u4e0d\u540c\u7684\u540c\u4f4d\u7d20\u7d44\u6210\uff0c\u6240\u4ee5\u4f86\u81ea\u706b\u661f\u7684\u9695\u77f3\uff0c\u5176\u6c27-17\u548c\u6c27-16\u4e4b\u6bd4\u6703\u548c\u5730\u7403\u4e0a\u7684\u5ca9\u77f3\u5f88\u4e0d\u4e00\u6a23\u3002\u7136\u800c\u9019\u4e9b\u6bd4\u4f8b\u90fd\u5341\u5206\u56fa\u5b9a\uff0c\u7814\u7a76\u4eba\u54e1\u53ef\u7528\u6b64\u5224\u65b7\u9695\u77f3\u4f86\u81ea\u54ea\u88e1\u3002<!--more--><\/p>\n<p>\u65e2\u7136\u649e\u64ca\u5047\u8aaa\u63a8\u6e2c\u6708\u7403\u670970-90%\u7684\u6210\u5206\u4f86\u81ea\u649e\u64ca\u884c\u661f\uff0c\u7167\u7406\u4f86\u8aaa\u540c\u4f4d\u7d20\u7d44\u6210\u61c9\u8a72\u548c\u5730\u7403\u5f88\u4e0d\u4e00\u6a23\u3002\u4f46\u7814\u7a76\u4eba\u54e1\u5206\u6790\u963f\u6ce2\u7f85\u865f\u53d6\u5f97\u7684\u6708\u7403\u6a23\u672c\u5f8c\uff0c\u767c\u73fe\u5730\u7403\u548c\u6708\u7403\u7684\u540c\u4f4d\u7d20\u7d44\u6210\u6bd4\u4f8b\u5e7e\u4e4e\u4e00\u6a23\u3002\u6c27(oxygen)\u3001 \u9226(titanium)\u3001 \u9223(calcium)\u3001 \u77fd(silicon)\u3001 \u93a2(tungsten)\u539f\u5b50\u7684\u540c\u4f4d\u7d20\u7d44\u6210\u4e26\u6c92\u6709\u4e0d\u540c\u3002<\/p>\n<p>\u884c\u661f\u79d1\u5b78\u5bb6\u5011\u767e\u601d\u4e0d\u89e3\uff0c\u8fd1\u5e74\u4f86\u751a\u81f3\u63d0\u51fa\u4e86\u5e7e\u500b\u65b0\u7684\u5047\u8aaa\u89e3\u91cb\u6708\u7403\u7684\u8d77\u6e90\u3002\u6709\u500b\u8aaa\u6cd5\u8a8d\u70ba\u5730\u7403\u548c\u5ca9\u5c51\u76e4\u7684\u788e\u7247\u5728\u649e\u64ca\u5f8c\u53ef\u80fd\u6df7\u5408\u7684\u66f4\u5747\u52fb\uff0c\u6216\u5730\u7403\u662f\u88ab\u5927\u5c0f\u5dee\u4e0d\u591a\u7684\u884c\u661f\u649e\u4e0a\uff0c\u4f7f\u5f97\u788e\u7247\u53ef\u5b8c\u5168\u6df7\u5408\u5728\u4e00\u8d77\u3002\u9084\u6709\u4e00\u500b\u8aaa\u6cd5\u8a8d\u70ba\u5730\u7403\u662f\u88ab\u6975\u5c0f\u7684\u884c\u661f\u649e\u4e0a\uff0c\u6b64\u884c\u661f\u6563\u51fa\u7684\u788e\u7247\u53ea\u5360\u4e86\u6708\u7403\u4e00\u5c0f\u90e8\u5206\u3002\u4f46\u9019\u4e9b\u8aaa\u6cd5\u90fd\u7121\u6cd5\u89e3\u91cb\u5730\u6708\u7cfb\u7d71\u7684\u6210\u56e0\u3002<\/p>\n<p>\u5176\u5be6\u6700\u521d\u7684\u649e\u64ca\u8aaa\u89e3\u91cb\u6700\u5408\u7406\uff0c\u7814\u7a76\u4eba\u54e1\u5011\u4e5f\u90fd\u8f03\u652f\u6301\u539f\u672c\u7684\u8aaa\u6cd5\u3002\u4f46\u4e00\u767c\u8868\u65bc\u300a\u79d1\u5b78\u300b\u671f\u520a(<em>Science<\/em>)\u7684\u65b0\u7814\u7a76\u6307\u51fa\uff0c\u6708\u7403\u7684\u6c27-17\u548c\u6c27-16\u6bd4\u4f8b\u660e\u986f\u9ad8\u65bc\u5730\u7403\u7684\u5ca9\u77f3\uff0c\u9019\u7522\u751f\u4e86\u53e6\u4e00\u7a2e\u89e3\u91cb\u3002\u800c\u65b0\u7814\u7a76\u7684\u958b\u59cb\uff0c\u4e3b\u8981\u662f\u56e0\u70ba\u5fb7\u570b\u79d1\u9686\u5927\u5b78(University of Cologne)\u540c\u4f4d\u7d20\u5730\u7403\u5316\u5b78\u5bb6Daniel Herwartz\u7387\u9818\u7684\u7814\u7a76\u5718\u968a\u8fd1\u4f86\u6539\u826f\u4e86\u8cea\u8b5c\u5100(mass spectrometer)\uff0c\u4e26\u5229\u7528\u6e2c\u91cf\u5730\u6708\u540c\u4f4d\u7d20\u4f86\u6aa2\u6e2c\u5176\u8a2d\u5099\uff0c\u4f86\u81ea\u5fb7\u570b\u54e5\u5ef7\u6839\u5927\u5b78(University of G\u00f6ttingen )\u7684\u5718\u968a\u6210\u54e1Andreas Pack\u8868\u793a\uff0c\u6b64\u5206\u6790\u8a2d\u5099\u6bd4\u5176\u4ed6\u5be6\u9a57\u5ba4\u53b2\u5bb3\u8a31\u591a\u3002<\/p>\n<p>\u4ed6\u5011\u525b\u958b\u59cb\u662f\u5206\u6790\u589c\u843d\u5230\u5730\u7403\u4e0a\u7684\u6708\u7403\u9695\u77f3\uff0c\u4f46\u9695\u77f3\u5728\u5730\u7403\u6b77\u7d93\u98a8\u5316\u5f8c\uff0c\u5206\u6790\u7d50\u679c\u6703\u7522\u751f\u504f\u5dee\uff0c\u6240\u4ee5\u6700\u5f8c\u4f7f\u7528\u963f\u6ce2\u7f85\u865f\u7b2c11\u300112\u548c16\u6b21\u4efb\u52d9\u53d6\u5f97\u7684\u5ca9\u77f3\u6a23\u672c\uff0c\u62bd\u53d6\u5176\u6c27\u539f\u5b50\u7528\u8cea\u8b5c\u5100\u6e2c\u91cf\u5404\u6c27\u540c\u4f4d\u7d20\u7684\u6bd4\u4f8b\uff0c\u767c\u73fe\u6708\u7403\u6a23\u672c\u6c2716\u8207\u6c2717\u4e4b\u6bd4\uff0c\u8f03\u5730\u7403\u8868\u5c64\u7684\u5ca9\u77f3\u591a\u4e8612ppm\u3002\u7814\u7a76\u4eba\u54e1\u8868\u793a\uff0c\u9019\u9805\u5dee\u7570\u53ef\u4f5c\u70ba\u6708\u7403\u662f\u56e0\u5730\u7403\u548c\u5176\u4ed6\u884c\u661f\u649e\u64ca\u5f8c\u5f62\u6210\u7684\u8b49\u64da\u3002\u7f8e\u570b\u52a0\u5dde\u7406\u5de5\u5b78\u9662(California Institute of Technology)\u7684\u884c\u661f\u79d1\u5b78\u5bb6David Stevenson\u4e5f\u5341\u5206\u9ad8\u8208\u7d42\u65bc\u627e\u5230\u540c\u4f4d\u7d20\u7684\u6bd4\u4f8b\u5dee\u7570\uff0c\u56e0\u70ba\u5730\u7403\u548c\u6708\u7403\u9593\u662f\u4e0d\u53ef\u80fd\u5b8c\u5168\u6c92\u6709\u5dee\u7570\u7684\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5c0d\u65bc\u6b64\u5dee\u7570\uff0c\u7814\u7a76\u5718\u968a\u4e5f\u8aaa\u53ef\u6709\u5176\u4ed6\u7684\u89e3\u91cb\u3002\u4f8b\u5982\u5730\u7403\u53ef\u80fd\u662f\u5728\u5927\u649e\u64ca\u5f8c\uff0c\u53c8\u906d\u5176\u4ed6\u6c27\u540c\u4f4d\u7d20\u6bd4\u4f8b\u8f03\u4f4e\u7684\u7269\u8cea\u6240\u649e\u64ca\u3002\u627e\u5230\u6bd4\u4f8b\u5dee\u7570\u5f8c\uff0c\u79d1\u5b78\u5bb6\u5011\u6703\u9032\u884c\u7814\u7a76\u9032\u4e00\u6b65\u78ba\u8a8d\u6216\u5426\u8a8d\u6b64\u5dee\u7570\u7684\u5b58\u5728\uff0c\u5c0d\u65bc\u5176\u4ee3\u8868\u7684\u610f\u7fa9\uff0c\u4e5f\u52e2\u5fc5\u6703\u5f15\u8d77\u4e00\u5834\u722d\u8ad6\u6230\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u6708\u7403\u6a23\u672c\u4e2d\u5730\u7403\u548c\u649e\u64ca\u884c\u661f\u7684\u6210\u5206\u5404\u5360\u4e00\u534a\uff0c\u9ad8\u6bd4\u4f8b\u7684\u6c27\u540c\u4f4d\u7d20\u4e5f\u8868\u793a\u6b64\u884c\u661f\u4e3b\u8981\u662f\u7531\u4e00\u7a00\u6709\u7269\u8cea\u9811\u706b\u8f1d\u77f3\u7403\u7c92\u9695\u77f3(enstatite chondrite)\u6240\u7d44\u6210\u3002\u96d6\u7136\u843d\u5728\u5730\u7403\u7684\u9695\u77f3\u591a\u70ba\u7403\u7c92\u9695\u77f3\uff0c\u4e0d\u904e\u53ea\u6709\u7d042%\u70ba\u9811\u706b\u8f1d\u77f3\u7403\u7c92\u9695\u77f3\u3002Stevenson\u89e3\u91cb\uff0c\u9811\u706b\u8f1d\u77f3\u7403\u7c92\u9695\u77f3\u5c0d\u6708\u7403\u7684\u7d44\u6210\u6709\u5176\u91cd\u8981\u6027\uff0c\u4f46\u56e0\u5e74\u4ee3\u4e45\u9060\uff0c\u8a31\u591a\u7269\u8cea\u5df2\u4e0d\u5b58\u5728\uff0c\u73fe\u4eca\u53ea\u80fd\u4ee5\u63a8\u6e2c\u7684\u65b9\u5f0f\u5047\u60f3\u5730\u7403\u8d77\u6e90\u6642\u7684\u7d44\u6210\u6210\u4efd\u3002\u795e\u79d8\u7684\u6708\u7403\uff0c\u5176\u8eab\u4e16\u4f9d\u7136\u662f\u500b\u8b0e\u3002<br \/>\n--<br \/>\n<span style=\"color: #333333;\">\u7814\u7a76\u51fa\u8655\uff1a<strong><a href=\"http:\/\/news.sciencemag.org\/chemistry\/2014\/06\/how-did-moon-really-form\" target=\"_blank\" rel=\"noopener noreferrer\">How Did the Moon Really Form?<\/a><\/strong><\/span><br \/>\n<span style=\"color: #333399;\"><strong><strong>\u8b6f\u8005\uff1a\u6797\u6021\u5fb7 \u79d1\u6559\u4e2d\u5fc3\u7279\u7d04\u5beb\u624b\uff0c\u5f9e\u4e8b\u79d1\u666e\u6587\u7ae0\u7de8\u8b6f\u3002<\/strong><\/strong><\/span><br \/>\n<span style=\"color: #333399;\"><strong><strong>\u8cac\u4efb\u7de8\u8f2f\uff1aKerina Huang<\/strong><\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u25a0\u9577\u4e45\u4ee5\u4f86\u79d1\u5b78\u5bb6\u5011\u76f8\u4fe1\uff0c\u5730\u7403\u548c\u53e6\u4e00\u884c\u661f\u649e<\/p>\n","protected":false},"author":20,"featured_media":18329,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1022,3293],"tags":[1321,994,993],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2014\/06\/sn-moon.jpg","_links":{"self":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18328"}],"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=18328"}],"version-history":[{"count":6,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18328\/revisions"}],"predecessor-version":[{"id":28812,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18328\/revisions\/28812"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/media\/18329"}],"wp:attachment":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}