{"id":67412,"date":"2019-11-21T16:39:33","date_gmt":"2019-11-21T07:39:33","guid":{"rendered":"https:\/\/www.waseda.jp\/top\/?p=67412"},"modified":"2019-12-12T11:00:52","modified_gmt":"2019-12-12T02:00:52","slug":"%e5%a4%a9%e4%bd%93%e8%a1%9d%e7%aa%81%e7%94%b1%e6%9d%a5%e3%81%ae%e6%96%b0%e3%81%9f%e3%81%aa%e8%a8%bc%e6%8b%a0%e3%82%92%e7%99%ba%e8%a6%8b","status":"publish","type":"post","link":"https:\/\/www.waseda.jp\/top\/news\/67412","title":{"rendered":"\u5929\u4f53\u885d\u7a81\u7531\u6765\u306e\u65b0\u305f\u306a\u8a3c\u62e0\u3092\u767a\u898b"},"content":{"rendered":"<h2><strong>\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u7531\u6765\u306e\u65b0\u305f\u306a\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u3092\u4e2d\u65b0\u4e16\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u304b\u3089\u767a\u898b<\/strong><\/h2>\n<h3><strong>\u7d041,160\u4e07\u5e74\u524d\u306e\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\u306e\u539f\u56e0\u89e3\u660e\u304b<\/strong><\/h3>\n<h4><strong>\uff11\uff0e\u767a\u8868\u306e\u30dd\u30a4\u30f3\u30c8<\/strong><\/h4>\n<ul>\n<li>\u5317\u897f\u592a\u5e73\u6d0b\u5357\u9ce5\u5cf6\u6c96\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u304b\u3089\u3001\u4e2d\u65b0\u4e16\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u7531\u6765\u306e\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\uff08\u653e\u51fa\u7269\u8cea\u306e\u5806\u7a4d\u5c64\uff09\u3092\u767a\u898b\u3057\u305f\u3002\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306b\u306f\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u306e\u8ca0\u7570\u5e38\u3001\u767d\u91d1\u65cf\u5143\u7d20\u306e\u7570\u5e38\u6fc3\u96c6\u3001\u30cb\u30c3\u30b1\u30eb\u306b\u5bcc\u3080\u30b9\u30d4\u30cd\u30eb\u3092\u591a\u6570\u542b\u3080\u7403\u72b6\u7c92\u5b50\uff08\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\uff09\u306e\u7523\u51fa\u306a\u3069\u306e\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u7531\u6765\u306e\u8a3c\u62e0\u304c\u78ba\u8a8d\u3055\u308c\u305f\u3002<\/li>\n<li>\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306e\u5806\u7a4d\u5e74\u4ee3\u306f\u7d041,100\u4e07\u5e74\u524d\u3068\u63a8\u5b9a\u3055\u308c\u3001\u9678\u4e0a\u306b\u5927\u304d\u306a\u30af\u30ec\u30fc\u30bf\u30fc\u304c\u5b58\u5728\u3057\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u4e16\u754c\u30672\u4f8b\u76ee\u306e\u6d77\u6d0b\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306e\u767a\u898b\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002<\/li>\n<li>\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306e\u5806\u7a4d\u5e74\u4ee3\u306f\u3001\u7d041,160\u4e07\u5e74\u524d\uff08\u4e2d\u65b0\u4e16\uff09\u306b\u8d77\u3053\u3063\u305f\u6700\u3082\u5e74\u4ee3\u306e\u65b0\u3057\u3044\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\u3068\u8aa4\u5dee\u306e\u7bc4\u56f2\u3067\u91cd\u306a\u308b\u3053\u3068\u304b\u3089\u3001\u4e2d\u65b0\u4e16\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<h4><strong>\uff12\uff0e\u6982\u8981<\/strong><\/h4>\n<p><a href=\"https:\/\/www.jamstec.go.jp\/j\/about\/press_release\/20191120\/\" target=\"_blank\" rel=\"noopener\">\u56fd\u7acb\u7814\u7a76\u958b\u767a\u6cd5\u4eba\u6d77\u6d0b\u7814\u7a76\u958b\u767a\u6a5f\u69cb<\/a>\uff08\u7406\u4e8b\u9577\uff1a\u677e\u6c38\u662f\uff09\u6d77\u6d0b\u6a5f\u80fd\u5229\u7528\u90e8\u9580\u6d77\u5e95\u8cc7\u6e90\u30bb\u30f3\u30bf\u30fc\u306e\u91ce\u5d0e\u9054\u751f\u30b0\u30eb\u30fc\u30d7\u30ea\u30fc\u30c0\u30fc\u4ee3\u7406\u3089\u306f\u3001\u56fd\u7acb\u5927\u5b66\u6cd5\u4eba\u6771\u4eac\u5927\u5b66\u3001\u56fd\u7acb\u5927\u5b66\u6cd5\u4eba\u795e\u6238\u5927\u5b66\u3001\u5b66\u6821\u6cd5\u4eba\u5343\u8449\u5de5\u696d\u5927\u5b66\u3001\u56fd\u7acb\u5927\u5b66\u6cd5\u4eba\u4e5d\u5dde\u5927\u5b66\u3001<a href=\"https:\/\/www.titech.ac.jp\/news\/2019\/045695.html\" target=\"_blank\" rel=\"noopener\">\u56fd\u7acb\u5927\u5b66\u6cd5\u4eba\u6771\u4eac\u5de5\u696d\u5927\u5b66<\/a>\u3001\u5b66\u6821\u6cd5\u4eba\u65e9\u7a32\u7530\u5927\u5b66\u3068\u5171\u540c\u3057\u30012014\u5e7410\u6708\u306b\u6d77\u6d0b\u5730\u7403\u7814\u7a76\u8239\u300c\u307f\u3089\u3044\u300d\u3092\u7528\u3044\u3066\u5357\u9ce5\u5cf6\u5468\u8fba\u3067\u63a1\u53d6\u3055\u308c\u305f\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\uff08\u56f31\u30012\uff09\uff08\u203b1\uff09\u3092\u8a73\u7d30\u306b\u8a18\u8f09\u304a\u3088\u3073\u5206\u6790\u3057\u305f\u7d50\u679c\u3001\u4e2d\u65b0\u4e16\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u306b\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u7531\u6765\u306e\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\uff08\u203b2\uff09\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u660e\u3089\u304b\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n<div id=\"attachment_67414\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-67414\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig1-610x314.png\" alt=\"\" width=\"610\" height=\"314\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig1-610x314.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig1-768x395.png 768w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig1.png 969w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f31\u3000\u672c\u7814\u7a76\u306b\u7528\u3044\u305f\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\uff08MR14-E02 PC11\uff09\u306e\u4f4d\u7f6e\u56f3<\/p><\/div>\n<div id=\"attachment_67413\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-67413\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig2-610x655.png\" alt=\"\" width=\"400\" height=\"429\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig2-610x655.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig2.png 711w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><p class=\"wp-caption-text\">\u56f32\u3000\u672c\u7814\u7a76\u306b\u7528\u3044\u305f\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u306e\u534a\u5272\u65ad\u9762\u5199\u771f\u3002\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306f\u3001Section 4\u306e\u4e2d\u592e\u90e8\u306b\u4f4d\u7f6e\u3059\u308b\u3002<\/p><\/div>\n<p>\u3053\u306e\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306f\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\uff08<sup>187<\/sup>Os\/<sup>188<\/sup>Os\uff09\uff08\u203b3\uff09\u304c\u7d040.2\u307e\u3067\u4f4e\u4e0b\u3059\u308b\u660e\u77ad\u306a\u8ca0\u7570\u5e38\u3092\u793a\u3057\u307e\u3059\uff08\u56f33\u30014\uff09\u3002\u307e\u305f\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u6fc3\u5ea6\u3084\u30a4\u30ea\u30b8\u30a6\u30e0\u6fc3\u5ea6\u306f\u305d\u308c\u305e\u308c\u6700\u9ad8\u3067\u7d042.2 ppb\u304a\u3088\u3073\u7d043.2 ppb\u306b\u9054\u3057\u3001\u4e0a\u90e8\u5927\u9678\u5730\u6bbb\u306e\u5e73\u5747\u5024\u306e\u6570\u5341\u500d\u3092\u793a\u3059\u3053\u3068\u304b\u3089\u767d\u91d1\u65cf\u5143\u7d20\uff08\u203b4\uff09\u6fc3\u5ea6\u306e\u7570\u5e38\u6fc3\u96c6\u3092\u4f34\u3044\u307e\u3059\uff08\u56f33\u30014\uff09\u3002\u3055\u3089\u306b\u3001\u672c\u5806\u7a4d\u7269\u306b\u306f\u5929\u4f53\u885d\u7a81\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\u7403\u72b6\u7c92\u5b50\uff08\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\uff09\u304c\u591a\u6570\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\u306f\u30ab\u30f3\u30e9\u30f3\u77f3\u306e\u4eee\u50cf\uff08\u203b5\uff09\u3068\u63a8\u5b9a\u3055\u308c\u308b\u7c98\u571f\u9271\u7269\u304a\u3088\u3073\u6700\u5927\u3067NiO\u6fc3\u5ea6\u304c23.3%\u306b\u9054\u3059\u308b\u30b9\u30d4\u30cd\u30eb\uff08\u203b6\uff09\u7c92\u5b50\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u56f35\u30016\uff09\u3002\u3053\u308c\u3089\u306f\u3044\u305a\u308c\u3082\u5730\u7403\u4e0a\u3078\u306e\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u3068\u3001\u305d\u308c\u306b\u4f34\u3046\u9695\u77f3\u304a\u3088\u3073\u88ab\u885d\u7a81\u7269\u306e\u6eb6\u878d\u3068\u51b7\u5374\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u308b\u7269\u8cea\u306b\u7279\u6709\u306e\u8a18\u8f09\u5b66\u7684\u30fb\u5730\u7403\u5316\u5b66\u7684\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<div id=\"attachment_67416\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-67416\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig3-610x522.png\" alt=\"\" width=\"610\" height=\"522\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig3-610x522.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig3-768x657.png 768w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig3.png 953w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f33\u3000\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u306e\uff08a\uff09\u30ec\u30cb\u30a6\u30e0\uff0d\u30aa\u30b9\u30df\u30a6\u30e0\u7d44\u6210\u3068\uff08b\uff09\u30aa\u30b9\u30df\u30a6\u30e0\u5e74\u4ee3\u3002\u6d77\u5e95\u4e0b320 \u2013 360 cm\u306b\u30aa\u30b9\u30df\u30a6\u30e0\u306e\u7570\u5e38\u6fc3\u96c6\u3068\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u306e\u8ca0\u7570\u5e38\u304c\u8a8d\u3081\u3089\u308c\u308b\u3002\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u5c64\u5e8f\u304b\u3089\u3001\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306e\u5806\u7a4d\u5e74\u4ee3\u306f\u7d041,100\u4e07\u5e74\u524d\u3068\u63a8\u5b9a\u3055\u308c\u308b\u3002<\/p><\/div>\n<div id=\"attachment_67417\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-67417\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig4-610x478.png\" alt=\"\" width=\"610\" height=\"478\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig4-610x478.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig4-768x602.png 768w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig4.png 1095w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f34\u3000\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u306e\uff08a\uff09\u30ec\u30cb\u30a6\u30e0\uff0d\u30aa\u30b9\u30df\u30a6\u30e0\u7d44\u6210\u3001\u767d\u91d1\u65cf\u5143\u7d20\u6fc3\u5ea6\u304a\u3088\u3073\uff08b\uff09\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u898f\u683c\u5316\u767d\u91d1\u65cf\u5143\u7d20\u30d1\u30bf\u30fc\u30f3\u3002\u30aa\u30b9\u30df\u30a6\u30e0\u306e\u7570\u5e38\u6fc3\u96c6\u3068\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u8ca0\u7570\u5e38\u306e\u30d4\u30fc\u30af\u3068\u3001\u767d\u91d1\u65cf\u5143\u7d20\u6fc3\u5ea6\u306e\u6fc3\u96c6\u30d4\u30fc\u30af\u304c\u4e00\u81f4\u3059\u308b\u3002\u767d\u91d1\u65cf\u5143\u7d20\u30d1\u30bf\u30fc\u30f3\u306f\u3001PPGE\u306b\u5bcc\u3080\u3084\u3084\u53f3\u4e0a\u304c\u308a\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u793a\u3057\u3001\u4e0a\u90e8\u5927\u9678\u5730\u6bbb\u306b\u6bd4\u3079\u308b\u3068PPGE\uff08Pt:\u767d\u91d1\u3001Pd:\u30d1\u30e9\u30b8\u30a6\u30e0\u3001Re:\u30ec\u30cb\u30a6\u30e0\uff09\u3088\u308a\u3082IPGE\uff08Os:\u30aa\u30b9\u30df\u30a6\u30e0\u3001Ir:\u30a4\u30ea\u30b8\u30a6\u30e0\u3001Ru:\u30eb\u30c6\u30cb\u30a6\u30e0\uff09\u306e\u6fc3\u96c6\u5ea6\u5408\u3044\u304c\u9ad8\u3044\u3053\u3068\u304c\u308f\u304b\u308b\u3002<\/p><\/div>\n<p><span style=\"font-size: 16px;\">\u4eca\u56de\u767a\u898b\u3055\u308c\u305f\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u306f\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\uff08<\/span><sup>187<\/sup><span style=\"font-size: 16px;\">Os\/<\/span><sup>188<\/sup><span style=\"font-size: 16px;\">Os\uff09\u5c64\u5e8f\uff08\u203b7\uff09\u304b\u3089\u305d\u306e\u5806\u7a4d\u5e74\u4ee3\u304c\u7d041,100\u4e07\u5e74\u524d\u3068\u63a8\u5b9a\u3055\u308c\u307e\u3059\uff08\u56f33\uff09\u3002\u5e74\u4ee3\u6c7a\u5b9a\u624b\u6cd5\u304c\u6301\u3064\u8aa4\u5dee\u3092\u8003\u3048\u3066\u3082\u3001\u9678\u4e0a\u306b\u5927\u304d\u306a\u30af\u30ec\u30fc\u30bf\u30fc\u304c\u5b58\u5728\u3057\u306a\u3044\u5e74\u4ee3\u3067\u3042\u308b\u3053\u3068\u304b\u3089\u3001\u3053\u308c\u307e\u3067\u306b\u898b\u3064\u304b\u3063\u3066\u3044\u306a\u3044\u5730\u7403\u4e0a\u3078\u306e\u65b0\u305f\u306a\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306e\u8a3c\u62e0\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u9678\u4e0a\u306b\u540c\u5e74\u4ee3\u306e\u8a3c\u62e0\u304c\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u7d04251\u4e07\u5e74\u524d\u306b\u5357\u592a\u5e73\u6d0b\u306b\u885d\u7a81\u3057\u305fEltanin\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306b\u6b21\u3050\u3001\u4e16\u754c\u30672\u4f8b\u76ee\u306e\u6d77\u6d0b\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u7d041,160\u4e07\u5e74\u524d\u306b\u8d77\u3053\u3063\u305f\u3068\u3055\u308c\u308b\u6700\u3082\u5e74\u4ee3\u306e\u65b0\u3057\u3044\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\uff08\u203b8\uff09\u306f\u9577\u5e74\u305d\u306e\u539f\u56e0\u304c\u8b0e\u3068\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u672c\u767a\u898b\u306f\u305d\u306e\u89e3\u660e\u3078\u306e\u7cf8\u53e3\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4eca\u5f8c\u3001\u4ed6\u306e\u6d77\u57df\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u306b\u3064\u3044\u3066\u3082\u8abf\u67fb\u3092\u884c\u3044\u3001\u65b0\u305f\u306b\u767a\u898b\u3055\u308c\u305f\u4e2d\u65b0\u4e16\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306e\u8a73\u7d30\u3092\u89e3\u660e\u3057\u3066\u3044\u304f\u4e88\u5b9a\u3067\u3059\u3002<\/span><\/p>\n<p>\u672c\u6210\u679c\u306f\u3001\u82f1\u56fd\u306eNature Publishing Group\uff08NPG\uff09\u304c\u767a\u884c\u3059\u308b\u5b66\u8853\u96d1\u8a8c\u300c<a href=\"https:\/\/www.nature.com\/articles\/s41598-019-52709-1\" target=\"_blank\" rel=\"noopener\"><em>Scientific Reports<\/em><\/a>\u300d\u306b11\u670820\u65e5\u4ed8\u3051\uff08\u65e5\u672c\u6642\u9593\uff09\u3067\u63b2\u8f09\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<h5>\u8ad6\u6587\u60c5\u5831<\/h5>\n<ul>\n<li>\u30bf\u30a4\u30c8\u30eb\uff1a<a href=\"https:\/\/www.nature.com\/articles\/s41598-019-52709-1\" target=\"_blank\" rel=\"noopener\">A Miocene impact ejecta layer in the pelagic Pacific Ocean<\/a><\/li>\n<li>\u8457\u8005\uff1a\u91ce\u5d0e\u9054\u751f<sup>1\u30012\u30013\u30014<\/sup>\u3001\u5927\u7530\u96bc\u4e00\u90ce<sup>4\u30012\u30015\u30016<\/sup>\u3001\u91ce\u53e3\u9ad8\u660e<sup>7<\/sup>\u3001\u4f50\u85e4\u5cf0\u5357<sup>4\u30011<\/sup>\u3001\u77f3\u5ddd\u6643<sup>8\u30011\u30014<\/sup>\u3001<a href=\"http:\/\/researchers.waseda.jp\/profile\/ja.0aa298552ceee7f31da3e0a24d5620ba.html\" target=\"_blank\" rel=\"noopener\">\u9ad9\u8c37\u96c4\u592a\u90ce<\/a><sup>9\u30011\u30014<\/sup>\u3001\u6728\u6751\u7d14\u4e00<sup>6<\/sup>\u3001\u5e38\u9752<sup>6<\/sup>\u3001\u5cf6\u7530\u548c\u5f66<sup>10<\/sup>\u3001\u77f3\u6a4b\u7d14\u4e00\u90ce<sup>10<\/sup>\u3001\u5b89\u5ddd\u548c\u5b5d<sup>2\u30015\u30014<\/sup>\u3001\u6728\u5143\u514b\u5178<sup>11<\/sup>\u3001\u98ef\u5cf6\u8015\u4e00<sup>1<\/sup>\u3001\u52a0\u85e4\u6cf0\u6d69<sup>2\u30015\u30014\u30011<\/sup><\/li>\n<\/ul>\n<ol>\n<li>\u6d77\u6d0b\u7814\u7a76\u958b\u767a\u6a5f\u69cb \u6d77\u6d0b\u6a5f\u80fd\u5229\u7528\u90e8\u9580 \u6d77\u5e95\u8cc7\u6e90\u30bb\u30f3\u30bf\u30fc<\/li>\n<li>\u6771\u4eac\u5927\u5b66\u5927\u5b66\u9662\u5de5\u5b66\u7cfb\u7814\u7a76\u79d1 \u30a8\u30cd\u30eb\u30ae\u30fc\u30fb\u8cc7\u6e90\u30d5\u30ed\u30f3\u30c6\u30a3\u30a2\u30bb\u30f3\u30bf\u30fc<\/li>\n<li>\u795e\u6238\u5927\u5b66\u5927\u5b66\u9662\u7406\u5b66\u7814\u7a76\u79d1 \u60d1\u661f\u5b66\u5c02\u653b<\/li>\n<li>\u5343\u8449\u5de5\u696d\u5927\u5b66 \u6b21\u4e16\u4ee3\u6d77\u6d0b\u8cc7\u6e90\u7814\u7a76\u30bb\u30f3\u30bf\u30fc<\/li>\n<li>\u6771\u4eac\u5927\u5b66\u5927\u5b66\u9662\u5de5\u5b66\u7cfb\u7814\u7a76\u79d1 \u30b7\u30b9\u30c6\u30e0\u5275\u6210\u5b66\u5c02\u653b<\/li>\n<li>\u6d77\u6d0b\u7814\u7a76\u958b\u767a\u6a5f\u69cb \u6d77\u57df\u5730\u9707\u706b\u5c71\u90e8\u9580 \u706b\u5c71\u30fb\u5730\u7403\u5185\u90e8\u7814\u7a76\u30bb\u30f3\u30bf\u30fc<\/li>\n<li>\u4e5d\u5dde\u5927\u5b66\u57fa\u5e79\u6559\u80b2\u9662 \u81ea\u7136\u79d1\u5b66\u5b9f\u9a13\u7cfb\u90e8\u9580<\/li>\n<li>\u6771\u4eac\u5de5\u696d\u5927\u5b66\u7406\u5b66\u9662 \u5730\u7403\u60d1\u661f\u79d1\u5b66\u7cfb<\/li>\n<li>\u65e9\u7a32\u7530\u5927\u5b66\u5927\u5b66\u9662\u5275\u9020\u7406\u5de5\u5b66\u7814\u7a76\u79d1 \u5730\u7403\u30fb\u74b0\u5883\u8cc7\u6e90\u7406\u5de5\u5b66\u5c02\u653b<\/li>\n<li>\u4e5d\u5dde\u5927\u5b66\u5927\u5b66\u9662\u7406\u5b66\u7814\u7a76\u9662 \u5730\u7403\u60d1\u661f\u79d1\u5b66\u90e8\u9580<\/li>\n<li>\u6d77\u6d0b\u7814\u7a76\u958b\u767a\u6a5f\u69cb \u5730\u7403\u74b0\u5883\u90e8\u9580 \u5730\u7403\u8868\u5c64\u30b7\u30b9\u30c6\u30e0\u7814\u7a76\u30bb\u30f3\u30bf\u30fc<\/li>\n<\/ol>\n<h4><strong>\uff13\uff0e\u80cc\u666f<\/strong><\/h4>\n<p>\u65e5\u672c\u306f\u4e16\u754c\u7b2c6\u4f4d\u306e\u5e83\u3055\u306e\u6392\u4ed6\u7684\u7d4c\u6e08\u6c34\u57df\uff08EEZ\uff09\u3092\u6709\u3057\u3001\u305d\u306e\u4e2d\u306b\u306f\u30de\u30f3\u30ac\u30f3\u56e3\u584a\u3001\u6d77\u5e95\u71b1\u6c34\u9271\u5e8a\u3001\u30de\u30f3\u30ac\u30f3\u30af\u30e9\u30b9\u30c8\u3001\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\uff08\u203b9\uff09\u306b\u5206\u985e\u3055\u308c\u308b\u6d77\u5e95\u9271\u7269\u8cc7\u6e90\u3084\u30e1\u30bf\u30f3\u30cf\u30a4\u30c9\u30ec\u30fc\u30c8\u3001\u6d77\u5e95\u6cb9\u7530\u306a\u3069\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u8cc7\u6e90\u304c\u5206\u5e03\u3057\u3066\u3044\u307e\u3059\u30022011\u5e747\u6708\u306b\u306f\u3001\u7dcf\u30ec\u30a2\u30a2\u30fc\u30b9\u6fc3\u5ea6\u304c400 ppm\u3092\u8d85\u3048\u308b\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u304c\u3001\u592a\u5e73\u6d0b\u306e\u5e83\u7bc4\u56f2\u306b\u5206\u5e03\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u767a\u898b\u3055\u308c\u307e\u3057\u305f\u3002\u3055\u3089\u306b\u30012013\u5e743\u6708\u306b\u306f\u5357\u9ce5\u5cf6\u306eEEZ\u5185\u304b\u3089\u7dcf\u30ec\u30a2\u30a2\u30fc\u30b9\u6fc3\u5ea6\u304c6,500 ppm\u306b\u9054\u3059\u308b\u8d85\u9ad8\u6fc3\u5ea6\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u304c\u767a\u898b\u3055\u308c\u307e\u3057\u305f\uff08<a href=\"http:\/\/www.jamstec.go.jp\/j\/about\/press_release\/20130321\/\" target=\"_blank\" rel=\"noopener\">2013\u5e743\u670821\u65e5\u65e2\u5831<\/a>\uff09\u3002\u305d\u306e\u5f8c\u3001\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u306e\u5206\u5e03\u30fb\u6210\u56e0\u3092\u89e3\u660e\u3059\u308b\u305f\u3081\u306b\u3001\u97f3\u6ce2\u63a2\u67fb\u3084\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u30e9\u30fc\u306b\u3088\u308b\u63a1\u6ce5\u822a\u6d77\u304c2013\u5e74\u304b\u3089\u6bce\u5e74\u5b9f\u65bd\u3055\u308c\u3066\u304d\u3066\u304a\u308a\u3001\u6700\u8fd1\u3067\u306f\u8d85\u9ad8\u6fc3\u5ea6\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u304c\u5e83\u304f\u5206\u5e03\u3059\u308b\u5357\u9ce5\u5cf6\u5357\u65b9\u7d04250 km\u306e\u6d77\u57df\u306b\u3064\u3044\u3066\u3001ArcGIS\u3092\u7528\u3044\u305f\u30ec\u30a2\u30a2\u30fc\u30b9\u8cc7\u6e90\u306e3\u6b21\u5143\u5206\u5e03\u3084\u30ec\u30a2\u30a2\u30fc\u30b9\u6fc3\u5ea6\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u30cf\u30a4\u30c9\u30ed\u30b5\u30a4\u30af\u30ed\u30f3\u306e\u6709\u7528\u6027\u304c\u5831\u544a\u3055\u308c\u308b\uff08<a href=\"https:\/\/www.waseda.jp\/top\/news\/58275\" target=\"_blank\" rel=\"noopener\">2018\u5e744\u670810\u65e5\u65e2\u5831<\/a>\uff09\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u6210\u679c\u304c\u767a\u8868\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u306e\u7279\u5fb4\u304c\u6b21\u3005\u3068\u660e\u3089\u304b\u306b\u3055\u308c\u3064\u3064\u3042\u308a\u307e\u3059\u304c\u3001\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u306e\u6210\u56e0\u3092\u8003\u3048\u308b\u3046\u3048\u3067\u91cd\u8981\u306a\u751f\u6210\u5e74\u4ee3\u304c\u3044\u307e\u3060\u306b\u308f\u304b\u3063\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u56fd\u7acb\u7814\u7a76\u958b\u767a\u6cd5\u4eba\u6d77\u6d0b\u7814\u7a76\u958b\u767a\u6a5f\u69cb\u304a\u3088\u3073\u56fd\u7acb\u5927\u5b66\u6cd5\u4eba\u6771\u4eac\u5927\u5b66\u304c\u4e2d\u5fc3\u3068\u306a\u3063\u3066\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u5c64\u5e8f\u306b\u3088\u308b\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u306e\u751f\u6210\u5e74\u4ee3\u6c7a\u5b9a\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u904e\u7a0b\u306b\u304a\u3044\u3066\u30012014\u5e7410\u6708\u306b\u6d77\u6d0b\u5730\u7403\u7814\u7a76\u8239\u300c\u307f\u3089\u3044\u300d\u3092\u7528\u3044\u3066\u5317\u897f\u592a\u5e73\u6d0b\u306e\u5357\u9ce5\u5cf6\u5468\u8fba\u3067\u884c\u308f\u308c\u305fMR14-E02\u822a\u6d77\u3067\u63a1\u53d6\u3055\u308c\u305f\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u304b\u3089\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u306e\u8ca0\u7570\u5e38\u3068\u30aa\u30b9\u30df\u30a6\u30e0\u306e\u7570\u5e38\u6fc3\u96c6\u3092\u4f34\u3046\u5c64\u304c\u767a\u898b\u3055\u308c\u307e\u3057\u305f\u3002\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u306e\u8ca0\u7570\u5e38\u3068\u30aa\u30b9\u30df\u30a6\u30e0\u306e\u7570\u5e38\u6fc3\u96c6\u306f\u3001\u30ab\u30f3\u30e9\u30f3\u5ca9\u306e\u6df7\u5165\u3042\u308b\u3044\u306f\u5b87\u5b99\u8d77\u6e90\u7269\u8cea\u306e\u6df7\u5165\u306e2\u3064\u306e\u53ef\u80fd\u6027\u3067\u3057\u304b\u8aac\u660e\u3067\u304d\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u672c\u7814\u7a76\u3067\u306f\u9ad8\u7cbe\u5ea6\u306e\u5168\u5ca9\u5316\u5b66\u7d44\u6210\u5206\u6790\u30fb\u540c\u4f4d\u4f53\u5206\u6790\u3084\u9855\u5fae\u93e1\u89b3\u5bdf\u304a\u3088\u3073\u9271\u7269\u7d44\u6210\u6e2c\u5b9a\u306a\u3069\u306e\u8a73\u7d30\u306a\u8a18\u8f09\u3092\u884c\u3044\u3001\u305d\u306e\u7531\u6765\u306e\u7279\u5b9a\u3092\u8a66\u307f\u307e\u3057\u305f\u3002<\/p>\n<h4><strong>\uff14\uff0e\u6210\u679c<\/strong><\/h4>\n<p>\u5357\u9ce5\u5cf6\u5468\u8fba\u3067\u63a1\u53d6\u3055\u308c\u305f\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u3067\u3042\u308bMR14-E02 PC11\uff08\u56f31\u30012\uff09\uff08\u6c34\u6df15,647 m\u3001\u30b3\u30a2\u95771,311.5 cm\uff09\u306b\u3064\u3044\u3066\u3001\u8a73\u7d30\u306a\u8a18\u8f09\u3001\u9271\u7269\u7d44\u6210\u6e2c\u5b9a\u304a\u3088\u3073\u5168\u5ca9\u5316\u5b66\u5206\u6790\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u305d\u306e\u7d50\u679c\u3001320 \u2013 360 cmbsf\uff08cm below seafloor\uff1a\u6d77\u5e95\u9762\u304b\u3089\u306ecm\u8868\u8a18\u306e\u6df1\u3055\uff09\u306e\u5730\u5c64\u306b\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u306e\u7570\u5e38\u6fc3\u96c6\u304a\u3088\u3073\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u306e\u660e\u77ad\u306a\u8ca0\u7570\u5e38\u3092\u767a\u898b\u3057\u307e\u3057\u305f\uff08\u56f33\u30014\uff09\u3002\u7d04357 cmbsf\u3092\u30d4\u30fc\u30af\u3068\u3057\u3066\u30aa\u30b9\u30df\u30a6\u30e0\u6fc3\u5ea6\u306f\u6700\u9ad8\u3067\u7d042.2 ppb\u306b\u9054\u3057\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u306f\u7d040.2\u307e\u3067\u4f4e\u4e0b\u3057\u307e\u3059\uff08\u56f33\u30014\uff09\u3002\u3053\u306e\u30aa\u30b9\u30df\u30a6\u30e0\u6fc3\u5ea6\u306f\u4e0a\u90e8\u5927\u9678\u5730\u6bbb\u5e73\u5747\u5024\u306e\u7d0470\u500d\u306b\u9054\u3057\u3001\u7d040.2\u3068\u3044\u3046\u4f4e\u3044\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u3092\u4f34\u3046\u3053\u3068\u304b\u3089\u3001\u30ab\u30f3\u30e9\u30f3\u5ca9\u306e\u3088\u3046\u306a\u8d85\u82e6\u9244\u8cea\u5ca9\u306e\u6df7\u5165\u304b\u3001\u9695\u77f3\u306a\u3069\u306e\u5b87\u5b99\u8d77\u6e90\u7269\u8cea\u306e\u6df7\u5165\u306e2\u3064\u306e\u53ef\u80fd\u6027\u3067\u3057\u304b\u8aac\u660e\u3067\u304d\u307e\u305b\u3093\u3002\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u306e\u8a18\u8f09\u3001\u4e3b\u6210\u5206\u5143\u7d20\u304a\u3088\u3073\u5fae\u91cf\u5143\u7d20\u7d44\u6210\u306e\u7d50\u679c\u304b\u3089\u306f\u3001\u30ab\u30f3\u30e9\u30f3\u5ca9\u306e\u3088\u3046\u306a\u8d85\u82e6\u9244\u8cea\u5ca9\u6df7\u5165\u306e\u53ef\u80fd\u6027\u306f\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305d\u3053\u3067\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u6fc3\u5ea6\u3068\u540c\u4f4d\u4f53\u6bd4\u7570\u5e38\u306e\u30d4\u30fc\u30af\u3092\u4e2d\u5fc3\u306b\u3055\u3089\u306a\u308b\u5bc6\u306a\u8a66\u6599\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3001\u767d\u91d1\u65cf\u5143\u7d20\u6fc3\u5ea6\u306e\u5b9a\u91cf\u5206\u6790\u304a\u3088\u3073\u30b3\u30a2\u8a66\u6599\u306e62 mm\u4ee5\u4e0a\u306e\u7c97\u7c92\u90e8\u3092\u3075\u308b\u3044\u5206\u3051\u3057\u3001\u7814\u78e8\u7247\u306e\u4f5c\u6210\u3001\u53cd\u5c04\u9855\u5fae\u93e1\u89b3\u5bdf\u3001\u9271\u7269\u7d44\u6210\u6e2c\u5b9a\u306a\u3069\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u767d\u91d1\u65cf\u5143\u7d20\u6fc3\u5ea6\u306e\u6700\u5927\u5024\u306f\u30aa\u30b9\u30df\u30a6\u30e0\u304c2.2 ppb\u3001\u30a4\u30ea\u30b8\u30a6\u30e0\u304c3.2 ppb\u3001\u30eb\u30c6\u30cb\u30a6\u30e0\u304c3.1 ppb\u3001\u767d\u91d1\uff08\u30d7\u30e9\u30c1\u30ca\uff09\u304c13.4 ppb\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u304c4.3 ppb\u3092\u793a\u3057\u3001\u4e0a\u90e8\u5927\u9678\u5730\u6bbb\u306e\u5e73\u5747\u5024\u306e\u6570\u5341\u500d\u306b\u9054\u3057\u307e\u3059\uff08\u56f33\u30014\uff09\u3002\u7279\u306b\u3001\u30a4\u30ea\u30b8\u30a6\u30e0\u6fc3\u5ea6\u306f\u6050\u7adc\u7d76\u6ec5\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u767d\u4e9c\u7d00\uff0d\u53e4\u7b2c\u4e09\u7d00\u5883\u754c\uff086,600\u4e07\u5e74\u524d\uff09\u306e\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306b\u4f34\u3046\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u3088\u308a\u3084\u3084\u4f4e\u3044\u3082\u306e\u306e\u3001\u30ab\u30ca\u30c0\u306b\u76f4\u5f8490 km\u306e\u30af\u30ec\u30fc\u30bf\u30fc\u3092\u751f\u3058\u3055\u305b\u305f\u4e09\u7573\u7d00\u5f8c\u671f\uff08\u7d042\u51041,500\u4e07\u5e74\u524d\uff09\u306e\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306e\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\uff08<a href=\"https:\/\/www.kumamoto-u.ac.jp\/daigakujouhou\/kouhou\/pressrelease\/2013_file\/20130916-18.pdf\" target=\"_blank\" rel=\"noopener\">2013\u5e749\u670817\u65e5\u65e2\u5831<\/a>\uff09\u306b\u5339\u6575\u3059\u308b\u9ad8\u3044\u5024\u3067\u3059\u3002\u307e\u305f\u3001\u7403\u72b6\u306e\u77f3\u8cea\u9695\u77f3\u3067\u3042\u308b\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\uff08\u203b10\uff09\u3067\u898f\u683c\u5316\u3057\u305f\u30ec\u30cb\u30a6\u30e0\u304a\u3088\u3073\u767d\u91d1\u65cf\u5143\u7d20\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u3084\u3084PPGE\uff08\u767d\u91d1\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u3001\u30ed\u30b8\u30a6\u30e0\uff09\u306b\u5bcc\u3080\u53f3\u4e0a\u304c\u308a\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u793a\u3057\u307e\u3059\uff08\u56f34\uff09\u3002\u30aa\u30b9\u30df\u30a6\u30e0\u304a\u3088\u3073\u30a4\u30ea\u30b8\u30a6\u30e0\u6fc3\u5ea6\u306e\u6700\u5927\u5024\u304b\u3089\u3001\u3053\u306e\u30d1\u30bf\u30fc\u30f3\u306f99.5%\u306e\u9060\u6d0b\u6027\u5806\u7a4d\u7269\u30680.5%\u306eCI\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u306e\u6df7\u5408\u3067\u304a\u304a\u3080\u306d\u8aac\u660e\u3067\u304d\u307e\u3059\u304c\u3001\u9060\u6d0b\u6027\u5806\u7a4d\u7269\u3068CI\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u306e\u5358\u7d14\u306a\u6df7\u5408\u3067\u306fPPGE\u306b\u6bd4\u3079\u3066\u3088\u308aIPGE\uff08\u30aa\u30b9\u30df\u30a6\u30e0\u3001\u30a4\u30ea\u30b8\u30a6\u30e0\u3001\u30eb\u30c6\u30cb\u30a6\u30e0\uff09\u306b\u5bcc\u3080\u70b9\u304c\u8aac\u660e\u3067\u304d\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u201c\u9060\u6d0b\u6027\u7c98\u571f\u201d\u3068\u201cCI\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\uff0b\u6d77\u6d0b\u5730\u6bbb\uff0b\u9060\u6d0b\u6027\u7c98\u571f\u306e\u30e1\u30eb\u30c8\u201d\u306e\u6df7\u5408\u3092\u8003\u3048\u308c\u3070\u3001\u30ec\u30cb\u30a6\u30e0\u304a\u3088\u3073\u767d\u91d1\u65cf\u5143\u7d20\u30d1\u30bf\u30fc\u30f3\u304c\u6574\u5408\u7684\u306b\u8aac\u660e\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u9695\u77f3\u3001\u5730\u7403\u8868\u5c64\u306e\u5730\u6bbb\u304a\u3088\u3073\u5806\u7a4d\u7269\u306e\u6df7\u5408\u306b\u3088\u308a\u8aac\u660e\u3067\u304d\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u3068\u767d\u91d1\u65cf\u5143\u7d20\u6fc3\u5ea6\u306b\u7570\u5e38\u304c\u8a8d\u3081\u3089\u308c\u305f\u8a66\u6599\u306b\u3064\u3044\u3066\u3001\u7c97\u7c92\u90e8\u5206\u3092\u3075\u308b\u3044\u5206\u3051\u3057\u3066\u4f5c\u6210\u3057\u305f\u7814\u78e8\u7247\u3092\u53cd\u5c04\u9855\u5fae\u93e1\u3001\u8d70\u67fb\u578b\u96fb\u5b50\u9855\u5fae\u93e1\u304a\u3088\u30733\u6b21\u5143X\u7dda\u9855\u5fae\u93e1\u3067\u89b3\u5bdf\u3059\u308b\u3068\u3001\u76f4\u5f84\u6570\u5341mm\uff5e\u6570\u767emm\u306e\u7403\u72b6\u7c92\u5b50\uff08\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\uff09\u304c\u591a\u6570\u89b3\u5bdf\u3055\u308c\u307e\u3059\uff08\u56f35\u30016\uff09\u3002\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\u306e\u5916\u5074\u306f\u9060\u6d0b\u6027\u7c98\u571f\u306e\u69cb\u6210\u7269\u3067\u3042\u308b\u77f3\u82f1\u3001\u30a4\u30e9\u30a4\u30c8\u3001\u6cb8\u77f3\u3001\u7dd1\u6ce5\u77f3\uff0d\u30b9\u30e1\u30af\u30bf\u30a4\u30c8\u3001\u78c1\u9244\u9271\u3001\u30c1\u30bf\u30f3\u9244\u9271\u3001\u8f1d\u77f3\u306a\u3069\u304b\u3089\u306a\u308a\u307e\u3059\u304c\u3001\u5185\u5074\u306f\u30ab\u30f3\u30e9\u30f3\u77f3\u7531\u6765\u3068\u8003\u3048\u3089\u308c\u308b\u516d\u89d2\u677f\u72b6\u306e\u4eee\u50cf\u3092\u793a\u3059\u7c98\u571f\u9271\u7269\u304c\u5353\u8d8a\u3057\u3001\u305d\u306e\u4e2d\u306b\u306f\u81ea\u5f62\uff5e\u6a39\u679d\u72b6\uff5e\u7403\u72b6\u306e\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u304c\u7523\u51fa\u3057\u307e\u3059\uff08\u56f35\u30016\uff09\u3002\u6a39\u679d\u72b6\u306e\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u306f\u3001\u81ea\u5f62\u306e\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u306e\u5148\u7aef\u304b\u3089\u5ef6\u3073\u308b\u3088\u3046\u306b\u6210\u9577\u3057\u3066\u3044\u308b\u7269\u304c\u591a\u304f\u3001\u81ea\u5f62\u304a\u3088\u3073\u6a39\u679d\u72b6\u306e\u30b9\u30d4\u30cd\u30eb\u306f0.04 \u2013 4.78 wt% NiO\u6fc3\u5ea6\u3092\u3001\u7403\u72b6\u30b9\u30d4\u30cd\u30eb\u306f3.30 \u2013 23.29 wt% NiO\u6fc3\u5ea6\u3092\u793a\u3057\u307e\u3059\u3002\u3088\u308a\u521d\u751f\u7684\u306a\u60c5\u5831\u3092\u8a18\u9332\u3057\u3066\u3044\u308b\u3068\u671f\u5f85\u3055\u308c\u308bCr<sub>2<\/sub>O<sub>3<\/sub>\u6fc3\u5ea6\u306b\u5bcc\u3080\uff08\u30af\u30ed\u30e0\u30b9\u30d4\u30cd\u30eb\u6210\u5206\u306b\u5bcc\u3080\uff09\u30b9\u30d4\u30cd\u30eb\u306b\u3064\u3044\u3066\u3001\u96c6\u675f\u30a4\u30aa\u30f3\u30d3\u30fc\u30e0\uff0d\u8d70\u67fb\u578b\u96fb\u5b50\u9855\u5fae\u93e1\u3068\u30a4\u30aa\u30f3\u30df\u30ea\u30f3\u30b0\u88c5\u7f6e\u306b\u3088\u308a\u6570mm\u56db\u65b9\u306e\u7814\u78e8\u7247\u3092\u4f5c\u6210\u3057\u900f\u904e\u578b\u96fb\u5b50\u9855\u5fae\u93e1\u3067\u89b3\u5bdf\u3059\u308b\u3068\u3001\u30af\u30ed\u30e0\u306b\u5bcc\u3080\u30b3\u30a2\u90e8\u3068\u9244\u306b\u5bcc\u3080\u30ea\u30e0\u90e8\uff08\u5468\u7e01\u90e8\uff09\u306b\u5206\u304b\u308c\u3066\u304a\u308a\u3001\u9244\u306b\u5bcc\u3080\u30ea\u30e0\u90e8\u304b\u3089\u78c1\u9244\u9271\u6210\u5206\u306b\u5bcc\u3080\u6a39\u679d\u72b6\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u304c\u6210\u9577\u3057\u3066\u3044\u308b\u69d8\u5b50\u304c\u89b3\u5bdf\u3055\u308c\u307e\u3059\uff08\u56f37\uff09\u3002\u3053\u308c\u3089\u306e\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u306e\u5f62\u72b6\u304a\u3088\u3073\u7d44\u7e54\u3001NiO\u6fc3\u5ea6\u3001\u5143\u7d20\u306e\u7d2f\u5e2f\u69cb\u9020\u304a\u3088\u3073\u30b9\u30d4\u30cd\u30eb\u6210\u5206\uff08\u5316\u5b66\u7d44\u6210\uff09\u306f\u3001\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u306b\u3088\u308b\u81ea\u5f62\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u306e\u90e8\u5206\u6eb6\u878d\u3068\u305d\u306e\u5f8c\u306e\u6025\u51b7\u73fe\u8c61\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u6574\u5408\u7684\u306b\u8aac\u660e\u3055\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u7d04357 cmbsf\u306e\u5730\u5c64\u3092\u4e2d\u5fc3\u306b\u5b87\u5b99\u8d77\u6e90\u7269\u8cea\uff08\u9695\u77f3\uff09\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u3078\u306e\u6d41\u5165\u91cf\u304c\u7570\u5e38\u306b\u5897\u5927\u3057\u305f\u3053\u3068\u304c\u3001\u8a18\u8f09\u5b66\u7684\u30fb\u5730\u7403\u5316\u5b66\u7684\u306b\u660e\u3089\u304b\u3068\u306a\u308a\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u306e\u5316\u5b66\u7d44\u6210\u306f\u3001\u7d04251\u4e07\u5e74\u524d\u306b\u5730\u7403\u4e0a\u306b\u885d\u7a81\u3057\u305f\u5c0f\u60d1\u661f\u306e\u7834\u7247\u3067\u3042\u308bEltanin\u9695\u77f3\u306b\u542b\u307e\u308c\u308b\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u3068\u306f\u7570\u306a\u308b\u7d44\u6210\u3092\u793a\u3057\u3001\u70ad\u7d20\u8cea\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u3001\u3042\u308b\u3044\u306f\u666e\u901a\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u306b\u542b\u307e\u308c\u308b\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u3068\u985e\u4f3c\u3057\u305f\u7d44\u6210\u3092\u793a\u3057\u307e\u3059\uff08\u56f37\uff09\u3002NiO\u6fc3\u5ea6\uff08\u30c8\u30ec\u30dc\u30e9\u30a4\u30c8\u6210\u5206\uff09\u306e\u9ad8\u3044\u7403\u72b6\u30b9\u30d4\u30cd\u30eb\u7c92\u5b50\u306f\u3001\u9695\u77f3\u306b\u542b\u307e\u308c\u3066\u3044\u305f\u9244\uff0d\u30cb\u30c3\u30b1\u30eb\u91d1\u5c5e\u306e\u6eb6\u878d\u3068\u9178\u5316\u306b\u3088\u3063\u3066\u751f\u6210\u3057\u305f\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<div id=\"attachment_67418\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-67418\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig5-610x412.png\" alt=\"\" width=\"610\" height=\"412\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig5-610x412.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig5.png 625w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f35\u3000\u30aa\u30b9\u30df\u30a6\u30e0\u6fc3\u5ea6\u304c\u6700\u3082\u9ad8\u304f\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u304c\u6700\u3082\u4f4e\u3044\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u306e\uff08a\uff093\u6b21\u5143X\u7dda\u9855\u5fae\u93e1\u753b\u50cf\u3002\u6570\u5341\uf06dm\uff5e\u6570\u767e\uf06dm\u30b5\u30a4\u30ba\u306e\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\u304c\u591a\u6570\u6563\u898b\u3055\u308c\u308b\u3002\uff08b\uff09\u3001\uff08c\uff09\u306f\u8996\u91ce\u306e\u4e2d\u3067\u6700\u5927\u306e\u30b9\u30d5\u30a7\u30eb\u30fc\u30eb\u3092\u62e1\u5927\u3057\u305f\u753b\u50cf\u3067\u3001\u30ab\u30e9\u30fc\u30b9\u30b1\u30fc\u30eb\u304c\u7570\u306a\u308b\u3002<\/p><\/div>\n<div id=\"attachment_67415\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-67415\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig6-610x472.png\" alt=\"\" width=\"610\" height=\"472\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig6-610x472.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig6.png 733w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f36\u3000\u30aa\u30b9\u30df\u30a6\u30e0\u306e\u7570\u5e38\u6fc3\u96c6\u3068\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u8ca0\u7570\u5e38\u3092\u793a\u3059\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\u306e\u7c97\u7c92\u90e8\uff0862 \uf06dm\u4ee5\u4e0a\uff09\u3092\u3075\u308b\u3044\u5206\u3051\u3057\u305f\u7269\u304b\u3089\u4f5c\u6210\u3057\u305f\u7814\u78e8\u7247\u306e\uff08a &#8211; c\uff09\u53cd\u5c04\u9855\u5fae\u93e1\u753b\u50cf\u304a\u3088\u3073\uff08d &#8211; 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88\u5b9a\u3067\u3059\u3002<\/p>\n<h4>\uff16\uff0e\u7528\u8a9e\u89e3\u8aac<\/h4>\n<ul>\n<li>\u203b1\u3000\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u8a66\u6599\uff1a\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u30e9\u30fc\uff08\u30d4\u30b9\u30c8\u30f3\u5f0f\u67f1\u72b6\u63a1\u6ce5\u5668\uff09\u306b\u3088\u3063\u3066\u63a1\u53d6\u3055\u308c\u305f\u5806\u7a4d\u7269\u30b3\u30a2\u8a66\u6599\u3002\u63a1\u6ce5\u5668\u672c\u4f53\u304c\u81ea\u7531\u843d\u4e0b\u3057\u6d77\u5e95\u9762\u306b\u7a81\u304d\u523a\u3055\u3063\u305f\u969b\u3001\u30d4\u30b9\u30c8\u30f3\u306f\u6d77\u5e95\u9762\u306b\u6b62\u307e\u308a\u3001\u30d1\u30a4\u30d7\u304c\u8cab\u5165\u3059\u308b\u305f\u3081\u5438\u5f15\u529b\u304c\u751f\u3058\u3001\u5e95\u8cea\u3092\u5438\u3044\u8fbc\u3093\u3067\u9577\u3044\u67f1\u72b6\u8a66\u6599\u3092\u5f97\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002\u672c\u7814\u7a76\u306b\u7528\u3044\u305f\u30d4\u30b9\u30c8\u30f3\u30b3\u30a2\u306f\u63a1\u6ce5\u7ba1\u957715 m\u3067\u63a1\u53d6\u3055\u308c\u305f\u3002<\/li>\n<li>\u203b2\u3000\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\uff1a\u30a8\u30b8\u30a7\u30af\u30c8\uff08eject\uff09\u306f\u82f1\u8a9e\u3067\u300e\u653e\u51fa\u3059\u308b\u300f\u3068\u3044\u3046\u610f\u5473\u3002\u672c\u6587\u4e2d\u3067\u306f\u3001\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u672b\u671f\u306b\u30af\u30ec\u30fc\u30bf\u30fc\u5185\u304b\u3089\u4f4e\u89d2\u5ea6\u3067\u653e\u51fa\u3055\u308c\u305f\u7269\u8cea\u304c\u3001\u5730\u8868\u7269\u8cea\u3068\u6df7\u3058\u308a\u5408\u3063\u3066\u79fb\u52d5\u3057\u3066\u751f\u3058\u305f\u5806\u7a4d\u5c64\u306e\u3053\u3068\u3092\u6307\u3059\u3002<\/li>\n<li>\u203b3\u3000\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\uff08<sup>187<\/sup>Os\/<sup>188<\/sup>Os\uff09\uff1a\u30aa\u30b9\u30df\u30a6\u30e0\u306b\u306f\u8cea\u91cf\u6570184\u3001186\u3001187\u3001188\u3001189\u3001190\u3001192\u306e7\u3064\u306e\u540c\u4f4d\u4f53\u304c\u5b58\u5728\u3059\u308b\u304c\u3001\u305d\u306e\u540c\u4f4d\u4f53\u540c\u58eb\u306e\u6bd4\u3092\u53d6\u3063\u305f\u3082\u306e\u304c\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u6bd4\u3002\u7279\u306b\u3001<sup>187<\/sup>Os\/<sup>188<\/sup>Os\u306f\u5730\u7403\u4e0a\u306e\u69cb\u6210\u7269\u8cea\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u5024\u3092\u6301\u3064\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u5b87\u5b99\u8d77\u6e90\u7269\u8cea\uff08\u9695\u77f3\uff09\u306e\u691c\u51fa\u3084\u30b5\u30a4\u30ba\u898b\u7a4d\u308a\u306a\u3069\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u3002<\/li>\n<li>\u203b4\u3000\u767d\u91d1\u65cf\u5143\u7d20\uff1a\u30eb\u30c6\u30cb\u30a6\u30e0\u3001\u30ed\u30b8\u30a6\u30e0\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u3001\u30aa\u30b9\u30df\u30a6\u30e0\u3001\u30a4\u30ea\u30b8\u30a6\u30e0\u3001\u767d\u91d1\uff08\u30d7\u30e9\u30c1\u30ca\uff09\u306e6\u5143\u7d20\u3092\u7dcf\u79f0\u3057\u305f\u547c\u3073\u540d\u3002\u767d\u91d1\u65cf\u5143\u7d20\u306f\u5730\u7403\u5185\u90e8\u7269\u8cea\u3084\u9695\u77f3\u306a\u3069\u306e\u672a\u5206\u5316\u306a\u5ca9\u77f3\u306b\u591a\u304f\u542b\u307e\u308c\u308b\u4e00\u65b9\u3001\u5730\u7403\u8868\u5c64\u7269\u8cea\u306b\u306f\u67af\u6e07\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u5b87\u5b99\u8d77\u6e90\u7269\u8cea\uff08\u9695\u77f3\uff09\u306e\u691c\u51fa\u306b\u6709\u7528\u3067\u3042\u308b\u3002<\/li>\n<li>\u203b5\u3000\u4eee\u50cf\uff1a\u6e29\u5ea6\u30fb\u5727\u529b\u30fb\u5316\u5b66\u7684\u72b6\u614b\u306e\u5909\u5316\u306b\u3088\u3063\u3066\u3001\u305d\u306e\u5916\u5f62\u3092\u4fdd\u3063\u305f\u307e\u307e\u3001\u6210\u5206\u306e\u4e00\u90e8\u3042\u308b\u3044\u306f\u5168\u90e8\u304c\u7f6e\u63db\u3057\u3066\u307e\u3063\u305f\u304f\u65b0\u3057\u3044\u9271\u7269\u306b\u306a\u3063\u305f\u3082\u306e\u3002\u4eee\u6676\u3068\u3082\u3044\u3046\u3002<\/li>\n<li>\u203b6\u3000\u30b9\u30d4\u30cd\u30eb\uff1a\u5c16\u6676\u77f3\u3068\u3082\u547c\u3070\u308c\u308b\u3002\u9271\u7269\u540d\u3068\u3057\u3066\u3082\u3001\u5e83\u3044\u56fa\u6eb6\u7bc4\u56f2\u3092\u793a\u3059\u9271\u7269\u306e\u30b0\u30eb\u30fc\u30d7\u540d\u3068\u3057\u3066\u3082\u4f7f\u308f\u308c\u308b\u3002\u5e83\u7fa9\u306e\u30b9\u30d4\u30cd\u30eb\u9271\u7269\u30b0\u30eb\u30fc\u30d7\u3092\u6307\u3059\u5834\u5408\u306b\u306f\u300eAB<sub>2<\/sub>O<sub>4<\/sub>\u300f\u306e\u7d44\u6210\u3092\u6301\u3061\u3001\u30b9\u30d4\u30cd\u30eb\u7cfb\u5217\uff08B\u304cAl\u3001A\u304cMg\u3001Fe\u3001Zn\u3001Mn\uff09\u3001\u78c1\u9244\u9271\u7cfb\u5217\uff08B\u304cFe<sup>3+<\/sup>\u3001A\u304cMg\u3001Fe<sup>2+<\/sup>\u3001Zn\u3001Mn\u3001Ni\uff09\u3001\u30af\u30ed\u30e0\u9244\u9271\u7cfb\u5217\uff08B\u304cCr\u3001A\u304cMg\u3001Fe<sup>2+<\/sup>\uff09\u306e3\u7cfb\u5217\u304c\u3042\u308b\u3002\u72ed\u7fa9\u306e\u30b9\u30d4\u30cd\u30eb\u7cfb\u5217\u306fAl\u30b9\u30d4\u30cd\u30eb\u3068\u3082\u547c\u3070\u308c\u3001A\u306e\u4f4d\u7f6e\u306eMg\u3001Fe\u3001Zn\u3001Mn\u306f\u76f8\u4e92\u306b\u5b8c\u5168\u306b\u7f6e\u63db\u3057\u3001\u30b9\u30d4\u30cd\u30eb\uff08MgAl<sub>2<\/sub>O<sub>4<\/sub>\uff09\u3001\u9244\u30b9\u30d4\u30cd\u30eb\uff08FeAl<sub>2<\/sub>O<sub>4<\/sub>\uff09\u3001\u4e9c\u925b\u30b9\u30d4\u30cd\u30eb\uff08ZnAl<sub>2<\/sub>O<sub>4<\/sub>\uff09\u3001\u30de\u30f3\u30ac\u30f3\u30b9\u30d4\u30cd\u30eb\uff08MnAl<sub>2<\/sub>O<sub>4<\/sub>\uff09\u304b\u3089\u306a\u308b\u3002<\/li>\n<li>\u203b7\u3000\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\uff08<sup>187<\/sup>Os\/<sup>188<\/sup>Os\uff09\u5c64\u5e8f\uff1a\u6d77\u6c34\u306e<sup>187<\/sup>Os\/<sup>188<\/sup>Os\u306f\u3001\u9ad8\u3044\u5024\u3092\u6301\u3064\u6cb3\u5ddd\u6c34\u30d5\u30e9\u30c3\u30af\u30b9\u3068\u4f4e\u3044\u5024\u3092\u6301\u3064\u71b1\u6c34\u30fb\u5b87\u5b99\u8d77\u6e90\u7269\u8cea\u306e3\u3064\u306e\u30d5\u30e9\u30c3\u30af\u30b9\u306e\u76f8\u5bfe\u7684\u30d0\u30e9\u30f3\u30b9\u3067\u6c7a\u307e\u308a\u3001\u5f53\u6642\u306e\u5730\u7403\u74b0\u5883\u306b\u652f\u914d\u3055\u308c\u306a\u304c\u3089\u6642\u9593\u3068\u3068\u3082\u306b\u5909\u5316\u3059\u308b\u3002\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u3084\u30de\u30f3\u30ac\u30f3\u30af\u30e9\u30b9\u30c8\u306a\u3069\u306f\u3001\u5806\u7a4d\u3057\u305f\u5f53\u6642\u306e\u6d77\u6c34<sup>187<\/sup>Os\/<sup>188<\/sup>Os\u3092\u4fdd\u6301\u3059\u308b\u6027\u8cea\u304c\u3042\u308b\u305f\u3081\u3001\u30b3\u30a2\u8a66\u6599\u306e<sup>187<\/sup>Os\/<sup>188<\/sup>Os\u5909\u5316\u3068\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u53e4\u6d77\u6c34<sup>187<\/sup>Os\/<sup>188<\/sup>Os\u5909\u52d5\u66f2\u7dda\u3092\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001\u5806\u7a4d\u5e74\u4ee3\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u306e\u3088\u3046\u306a\u624b\u6cd5\u3092\u30aa\u30b9\u30df\u30a6\u30e0\u540c\u4f4d\u4f53\u5c64\u5e8f\uff08Os isotope stratigraphy\uff09\u3068\u547c\u3076\u3002<\/li>\n<li>\u203b8\u3000\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\uff1a3\u5104\u5e74\u524d\u304b\u3089\u73fe\u5728\u307e\u3067\u306b\u3001\u5c11\u306a\u304f\u3068\u308211\u56de\u306e\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\u304c\u8d77\u3053\u3063\u305f\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u308b\u3002\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u306e\u539f\u56e0\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u63a8\u5b9a\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-67424 aligncenter\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/20191120_fig8-1.jpg\" alt=\"\" width=\"418\" height=\"195\" \/><\/p>\n<ul style=\"text-align: center;\">\n<li style=\"text-align: left;\">\u203b9\u3000\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\uff1a\u30ec\u30a2\u30a2\u30fc\u30b9\u306b\u5bcc\u307f\u3001\u7dcf\u30ec\u30a2\u30a2\u30fc\u30b9\u6fc3\u5ea6\u304c400 ppm\u3092\u8d85\u3048\u308b\u6df1\u6d77\u5806\u7a4d\u7269\u3002Kato et al. (2011) \u306b\u3088\u308a\u592a\u5e73\u6d0b\u306e\u5e83\u7bc4\u56f2\u306b\u304a\u3051\u308b\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u306e\u5206\u5e03\u304c\u5831\u544a\u3055\u308c\u3001\u30de\u30f3\u30ac\u30f3\u56e3\u584a\u3001\u6d77\u5e95\u71b1\u6c34\u9271\u5e8a\u3001\u30de\u30f3\u30ac\u30f3\u30af\u30e9\u30b9\u30c8\u306b\u6b21\u3050\u7b2c4\u306e\u6d77\u5e95\u9271\u7269\u8cc7\u6e90\u3068\u6ce8\u76ee\u3055\u308c\u3066\u3044\u308b\u3002\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u306e\u3046\u3061\u3001\u7dcf\u30ec\u30a2\u30a2\u30fc\u30b9\u6fc3\u5ea6\u304c5,000 ppm\u3092\u8d85\u3048\u308b\u3082\u306e\u306f\u8d85\u9ad8\u6fc3\u5ea6\u30ec\u30a2\u30a2\u30fc\u30b9\u6ce5\u3068\u547c\u3070\u308c\uff08Iijima et al., 2016\uff09\u30012013\u5e74\u306b\u5357\u9ce5\u5cf6\u5357\u65b9\u7d04250 km\u306e\u6d77\u57df\u304b\u3089\u767a\u898b\u3055\u308c\u305f\u3002<\/li>\n<li style=\"text-align: left;\">\u203b10\u3000\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\uff1a\u77f3\u8cea\u9695\u77f3\u306e\u3046\u3061\u30b3\u30f3\u30c9\u30eb\u30fc\u30eb\u3092\u542b\u3080\u3053\u3068\u3067\u7279\u5fb4\u4ed8\u3051\u3089\u308c\u308b\u4e00\u7fa4\u306e\u3053\u3068\u3067\u3001\u7403\u72b6\u9695\u77f3\u3068\u3082\u547c\u3070\u308c\u308b\u3002\u5730\u4e0a\u306b\u843d\u4e0b\u3059\u308b\u9695\u77f3\u306e\u7d0480%\u3092\u5360\u3081\u3001\u63ee\u767a\u6027\u6210\u5206\u3092\u9664\u3044\u305f\u5316\u5b66\u7d44\u6210\u304c\u592a\u967d\u5927\u6c17\u306e\u5143\u7d20\u5b58\u5728\u5ea6\u306b\u6982\u3057\u3066\u8fd1\u3044\u3053\u3068\u3001\u5f62\u6210\u5e74\u4ee3\u304c\u7d0445.5\u5104\u5e74\u524d\u3067\u3042\u308b\u3053\u3068\u3001\u5168\u4f53\u3068\u3057\u3066\u6eb6\u878d\u30fb\u5206\u5316\u3057\u3066\u3044\u306a\u3044\u7d44\u7e54\u3092\u793a\u3059\u3053\u3068\u306a\u3069\u304b\u3089\u3001\u592a\u967d\u7cfb\u306e\u59cb\u539f\u7269\u8cea\u3092\u6700\u3082\u826f\u304f\u4fdd\u5b58\u3057\u305f\u3082\u306e\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u308b\u3002\u5316\u5b66\u7d44\u6210\u304a\u3088\u3073\u9178\u5316\u9084\u5143\u72b6\u614b\u304b\u3089\u30a8\u30f3\u30b9\u30bf\u30bf\u30a4\u30c8\uff08E\uff09\u3001H\u3001L\u3001LL\u3001\u70ad\u7d20\u8cea\uff08C\uff09\u306e5\u3064\u306e\u5316\u5b66\u7684\u30b0\u30eb\u30fc\u30d7\u306b\u7d30\u5206\u5316\u3055\u308c\u308b\u3002CI\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u306f\u70ad\u7d20\u8cea\u30b3\u30f3\u30c9\u30e9\u30a4\u30c8\u306e1\u7a2e\u3002<\/li>\n<\/ul>\n<p style=\"text-align: center;\">\n","protected":false},"excerpt":{"rendered":"<p>\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u7531\u6765\u306e\u65b0\u305f\u306a\u30a8\u30b8\u30a7\u30af\u30bf\u5c64\u3092\u4e2d\u65b0\u4e16\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u304b\u3089\u767a\u898b \u7d041,160\u4e07\u5e74\u524d\u306e\u751f\u7269\u5927\u91cf\u7d76\u6ec5\u30a4\u30d9\u30f3\u30c8\u306e\u539f\u56e0\u89e3\u660e\u304b \uff11\uff0e\u767a\u8868\u306e\u30dd\u30a4\u30f3\u30c8 \u5317\u897f\u592a\u5e73\u6d0b\u5357\u9ce5\u5cf6\u6c96\u306e\u6df1\u6d77\u5806\u7a4d\u7269\u304b\u3089\u3001\u4e2d\u65b0\u4e16\u5929\u4f53\u885d\u7a81\u30a4\u30d9\u30f3\u30c8\u7531\u6765\u306e\u30a8\u30b8\u30a7\u30af\u30bf\u5c64 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":67415,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[40,1],"tags":[357,5],"class_list":["post-67412","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-topic","category-news","tag-pressrelease","tag-research"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/posts\/67412","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/comments?post=67412"}],"version-history":[{"count":1,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/posts\/67412\/revisions"}],"predecessor-version":[{"id":67425,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/posts\/67412\/revisions\/67425"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/media\/67415"}],"wp:attachment":[{"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/media?parent=67412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/categories?post=67412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/tags?post=67412"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}