{"id":67510,"date":"2019-11-28T16:06:44","date_gmt":"2019-11-28T07:06:44","guid":{"rendered":"https:\/\/www.waseda.jp\/top\/?p=67510"},"modified":"2019-11-28T18:26:35","modified_gmt":"2019-11-28T09:26:35","slug":"1%e5%88%86%e3%81%a7%e8%a3%85%e7%9d%80%e5%8f%af%e8%83%bd%e3%80%81%e8%85%b0%e3%81%a0%e3%81%91%e3%81%a7%e3%81%aa%e3%81%8f%e8%85%95%e3%81%ae%e8%b2%a0%e6%8b%85%e3%82%82%e8%bb%bd%e6%b8%9b%e3%81%99-2-3-4-1-4","status":"publish","type":"post","link":"https:\/\/www.waseda.jp\/top\/news\/67510","title":{"rendered":"\u8ca0\u71b1\u81a8\u5f35\u304c2\u3064\u306e\u69cb\u9020\u3067\u9ad8\u307e\u308b\u767a\u898b"},"content":{"rendered":"<h2>\u65b0\u6750\u6599\u306e\u201f\u6e29\u3081\u308b\u3068\u7e2e\u3080\u201d\u52b9\u679c\u30012\u3064\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u540c\u6642\u767a\u751f\u3067\u9ad8\u307e\u308b\u3053\u3068\u3092\u767a\u898b<\/h2>\n<h6>\uff5e\u7cbe\u5bc6\u4f4d\u7f6e\u6c7a\u3081\u304c\u5fc5\u8981\u306a\u5de5\u7a0b\u306b\u5bfe\u5fdc\uff5e<\/h6>\n<h3>\u8981\u70b9<\/h3>\n<ul>\n<li>\u96fb\u8377\u79fb\u52d5\u3068\u6975\u6027\u2212\u975e\u6975\u6027\u8ee2\u79fb\u304c\u540c\u6642\u306b\u8d77\u3053\u308b\u3053\u3068\u3067\u8ca0\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3055\u308c\u308b\u3053\u3068\u3092\u767a\u898b<\/li>\n<li>\u901a\u4fe1\u3084\u534a\u5c0e\u4f53\u5206\u91ce\u3067\u5229\u7528\u3067\u304d\u308b\u71b1\u81a8\u5f35\u3057\u306a\u3044\u65b0\u305f\u306a\u7269\u8cea\u306e\u958b\u767a\u306b\u9053<\/li>\n<\/ul>\n<h3>\u6982\u8981<\/h3>\n<p>\u6771\u4eac\u5de5\u696d\u5927\u5b66 \u79d1\u5b66\u6280\u8853\u5275\u6210\u7814\u7a76\u9662 \u30d5\u30ed\u30f3\u30c6\u30a3\u30a2\u6750\u6599\u7814\u7a76\u6240\u306e\u897f\u4e45\u4fdd\u5320\u5927\u5b66\u9662\u751f\u3001\u9152\u4e95\u96c4\u6a39\u7279\u5b9a\u52a9\u6559\uff08\u795e\u5948\u5ddd\u770c\u7acb\u7523\u696d\u6280\u8853\u7dcf\u5408\u7814\u7a76\u6240\u5e38\u52e4\u7814\u7a76\u54e1\uff09\u3001\u6771\u6b63\u6a39\u6559\u6388\u3089\u306e\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306f\u3001\u30cb\u30c3\u30b1\u30eb\u9178\u30d3\u30b9\u30de\u30b9\uff08BiNiO<sub>3<\/sub>\uff09\u3068\u9244\u9178\u30d3\u30b9\u30de\u30b9\uff08BiFeO<sub>3<\/sub>\uff09\u306e\u56fa\u6eb6\u4f53\uff08\u7528\u8a9e1\uff09\u306b\u304a\u3044\u3066\u3001\u91d1\u5c5e\u9593\u96fb\u8377\u79fb\u52d5\uff08\u7528\u8a9e2\uff09\u3068\u6975\u6027\u2212\u975e\u6975\u6027\u8ee2\u79fb\uff08\u7528\u8a9e3\uff09\u3068\u3044\u30462\u3064\u306e\u7570\u306a\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u540c\u6642\u306b\u8d77\u3053\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u6e29\u3081\u308b\u3068\u7e2e\u3080\u3068\u3044\u3046\u8ca0\u71b1\u81a8\u5f35\uff08\u7528\u8a9e4\uff09\u304c\u5897\u5f37\u3055\u308c\u308b\u3053\u3068\u3092\u767a\u898b\u3057\u305f\u3002<\/p>\n<p>\u8ca0\u71b1\u81a8\u5f35\u6750\u6599\u306f\u3001\u5149\u901a\u4fe1\u3084\u534a\u5c0e\u4f53\u88fd\u9020\u88c5\u7f6e\u306a\u3069\u7cbe\u5bc6\u306a\u4f4d\u7f6e\u6c7a\u3081\u304c\u6c42\u3081\u3089\u308c\u308b\u5c40\u9762\u3067\u3001\u69cb\u9020\u6750\u306e\u71b1\u81a8\u5f35\u3092\u6253\u3061\u6d88\u3057\u305f\uff08\u30ad\u30e3\u30f3\u30bb\u30eb\u3057\u305f\uff09\u30bc\u30ed\u71b1\u81a8\u5f35\u7269\u8cea\u3092\u4f5c\u88fd\u3059\u308b\u306e\u306b\u4f7f\u308f\u308c\u308b\u3002\u4eca\u56de\u306e\u6210\u679c\u306f\u3001\u7279\u6027\u304c\u3088\u308a\u5b89\u5b9a\u3057\u305f\u8ca0\u71b1\u81a8\u5f35\u6750\u6599\u306e\u8a2d\u8a08\u306b\u3064\u306a\u304c\u308b\u3068\u671f\u5f85\u3055\u308c\u308b\u3002<\/p>\n<p>\u7814\u7a76\u6210\u679c\u306f11\u670818\u65e5\u4ed8\u3067\u7c73\u56fd\u5316\u5b66\u4f1a\u8a8c\uff62<a href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/jacs.9b10336#\"><em>Journal of the American Chemical Society<\/em><\/a>\uff63\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u7248\u306b\u63b2\u8f09\u3055\u308c\u305f\u3002<\/p>\n<p>\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306b\u306f\u6771\u5de5\u5927\u306e\u524d\u6797\u822a\u7d00\u3001\u4eca\u4e95\u5b5d\u3001\u5c3e\u5f62\u6602\u6d0b\u3001\u6a2a\u5c71\u666f\u7950\u306e\u5927\u5b66\u9662\u751f4\u6c0f\u3068\u6c96\u672c\u6d0b\u4e00\u51c6\u6559\u6388\u3001\u8170\u539f\u4f38\u4e5f\u6559\u6388\u3001\u8fd1\u757f\u5927\u5b66\u306e\u5ca1\u7814\u543e\u8b1b\u5e2b\u3001\u9ad8\u8f1d\u5ea6\u5149\u79d1\u5b66\u7814\u7a76\u30bb\u30f3\u30bf\u30fc\u306e\u6c34\u7267\u4ec1\u4e00\u6717\u4e3b\u5e79\u7814\u7a76\u54e1\u3001\u91cf\u5b50\u79d1\u5b66\u6280\u8853\u7814\u7a76\u958b\u767a\u6a5f\u69cb\u306e\u7dbf\u8cab\u5fb9\u6b21\u9577\u3001\u753a\u7530\u6643\u5f66\u4e0a\u5e2d\u7814\u7a76\u54e1\uff0c\u4e5d\u5dde\u5927\u5b66\u306e\u5317\u689d\u5143\u51c6\u6559\u6388\u3001<a href=\"http:\/\/researchers.waseda.jp\/profile\/ja.a6f8332c8a5fe5862c2928477c1106f0.html\">\u65e9\u7a32\u7530\u5927\u5b66\u306e\u6e9d\u5ddd\u8cb4\u53f8\u6559\u6388<\/a>\u304c\u53c2\u52a0\u3057\u305f\u3002<\/p>\n<h4>\u7814\u7a76\u306e\u80cc\u666f<\/h4>\n<p>\u307b\u3068\u3093\u3069\u306e\u7269\u8cea\u306f\u6e29\u5ea6\u304c\u4e0a\u6607\u3059\u308b\u3068\u3001\u71b1\u81a8\u5f35\u306b\u3088\u3063\u3066\u9577\u3055\u3084\u4f53\u7a4d\u304c\u5897\u5927\u3059\u308b\u3002\u5149\u901a\u4fe1\u3084\u534a\u5c0e\u4f53\u88fd\u9020\u306a\u3069\u306e\u7cbe\u5bc6\u306a\u4f4d\u7f6e\u6c7a\u3081\u304c\u8981\u6c42\u3055\u308c\u308b\u5c40\u9762\u3067\u306f\u3001\u3053\u306e\u308f\u305a\u304b\u306a\u71b1\u81a8\u5f35\u304c\u554f\u984c\u306b\u306a\u308b\u3002\u305d\u3053\u3067\u3001\u6607\u6e29\u306b\u4f34\u3063\u3066\u53ce\u7e2e\u3059\u308b\u201c\u8ca0\u306e\u71b1\u81a8\u5f35\u201d\u3092\u6301\u3064\u7269\u8cea\u306b\u3088\u308a\u3001\u69cb\u9020\u6750\u306e\u71b1\u81a8\u5f35\u3092\u88dc\u511f\uff08\u30ad\u30e3\u30f3\u30bb\u30eb\uff09\u3059\u308b\u3053\u3068\u304c\u8a66\u307f\u3089\u308c\u3066\u3044\u308b\u3002<\/p>\n<p>\u3053\u308c\u307e\u3067\u306b\u3001\u53cd\u5f37\u78c1\u6027\u8ee2\u79fb\uff08\u7528\u8a9e5\uff09\u3001\u96fb\u8377\u79fb\u52d5\u3001\u5f37\u8a98\u96fb\u8ee2\u79fb\uff08\u7528\u8a9e6\uff09\u306a\u3069\u306e\u76f8\u8ee2\u79fb\u304c\u8ca0\u71b1\u81a8\u5f35\u306e\u8d77\u6e90\u3068\u306a\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u3066\u304d\u305f\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u3001\u8907\u6570\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u540c\u6642\u306b\u8d77\u3053\u308b\u3053\u3068\u3067\u8ca0\u71b1\u81a8\u5f35\u3092\u793a\u3059\u4f8b\u306f\u306a\u304b\u3063\u305f\u3002<\/p>\n<p>\u30cb\u30c3\u30b1\u30eb\u9178\u30d3\u30b9\u30de\u30b9\u306f\u300cBi<sup>3+<\/sup><sub>0.5<\/sub>Bi<sup>5+<\/sup><sub>0.5<\/sub>Ni<sup>2+<\/sup>O<sub>3<\/sub>\uff63\u3068\u3044\u3046\u7279\u5fb4\u7684\u306a\u96fb\u8377\u5206\u5e03\u3092\u6301\u3064\u30da\u30ed\u30d6\u30b9\u30ab\u30a4\u30c8\u578b\u9178\u5316\u7269\uff08\u7528\u8a9e7\uff09\u3067\u3042\u308b\u3002\u30d3\u30b9\u30de\u30b9\u306e\u4e00\u90e8\u3092\u5e0c\u571f\u985e\u5143\u7d20\u3084\u30a2\u30f3\u30c1\u30e2\u30f3\u3001\u925b\u3067\u3001\u307e\u305f\u306f\u30cb\u30c3\u30b1\u30eb\u306e\u4e00\u90e8\u3092\u9244\u3067\u7f6e\u63db\u3059\u308b\u3068\u3001\u6607\u6e29\u306b\u3088\u3063\u3066Bi<sup>5+<\/sup>\u3068Ni<sup>2+<\/sup>\u306e\u9593\u3067\u96fb\u8377\u306e\u79fb\u52d5\u304c\u8d77\u3053\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30cb\u30c3\u30b1\u30eb\u304c2\u4fa1\u304b\u30893\u4fa1\u306b\u9178\u5316\u3055\u308c\u308b\u3002\u3053\u306e\u969b\u3001\u30cb\u30c3\u30b1\u30eb\u3068\u9178\u7d20\u306e\u9593\u306e\u7d50\u5408\u304c\u53ce\u7e2e\u3059\u308b\u305f\u3081\u3001\u7d50\u6676\u683c\u5b50\u5168\u4f53\u304c\u7d043%\u7e2e\u3080\u3002\u4e00\u65b9\u3001\u4ee3\u8868\u7684\u306a\u5f37\u8a98\u96fb\u4f53\u3067\u3042\u308bPbTiO<sub>3<\/sub>\uff08\u30c1\u30bf\u30f3\u9178\u925b\uff09\u3067\u306f\u3001\u6975\u6027\u306e\u69cb\u9020\u3092\u6301\u3064\u5f37\u8a98\u96fb\u76f8\u304b\u3089\u975e\u6975\u6027\u306e\u5e38\u8a98\u96fb\u76f8\u3078\u306e\u8ee2\u79fb\u306b\u4f34\u3044\u3001\u7d041%\u4f53\u7a4d\u304c\u53ce\u7e2e\u3059\u308b\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u308b\u3002\u6700\u8fd1\u6ce8\u76ee\u3092\u96c6\u3081\u3066\u3044\u308b\u5f37\u8a98\u96fb\u4f53\u306bBiFeO<sub>3<\/sub>\uff08\u9244\u9178\u30d3\u30b9\u30de\u30b9\uff09\u304c\u3042\u308b\u3002<\/p>\n<p>\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306f\u3059\u3067\u306b\u3001\u30cb\u30c3\u30b1\u30eb\u9178\u30d3\u30b9\u30de\u30b9\u3068\u9244\u9178\u30d3\u30b9\u30de\u30b9\u306e\u56fa\u6eb6\u4f53\u304c\u3001\u91d1\u5c5e\u9593\u96fb\u8377\u79fb\u52d5\u306b\u3088\u3063\u3066\u5de8\u5927\u306a\u8ca0\u71b1\u81a8\u5f35\u3092\u793a\u3059\u4e8b\u3092\u767a\u898b\u3057\u30012015\u5e742\u6708\u306b\u767a\u8868\u3057\u305f[\u53c2\u8003\u6587\u732e1]\u3002<\/p>\n<p>\u307e\u305f\u3001\u30cb\u30c3\u30b1\u30eb\u9178\u30d3\u30b9\u30de\u30b9\u3068\u30cb\u30c3\u30b1\u30eb\u9178\u925b\u306e\u56fa\u6eb6\u4f53\u304c\u7d44\u6210\u306b\u5fdc\u3058\u3066\u3001\u91d1\u5c5e\u9593\u96fb\u8377\u79fb\u52d5\u3068\u6975\u6027-\u975e\u6975\u6027\u8ee2\u79fb\u306e\u3044\u305a\u308c\u304b\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u3088\u3063\u3066\u8ca0\u71b1\u81a8\u5f35\u3092\u793a\u3059\u65b0\u6750\u6599\u3067\u3042\u308b\u3053\u3068\u3092\u767a\u898b\u3057\u30012019\u5e746\u6708\u306b\u767a\u8868\u3057\u305f[\u53c2\u8003\u6587\u732e2]\u3002<\/p>\n<h4>\u7814\u7a76\u6210\u679c<\/h4>\n<p>\u672c\u7814\u7a76\u3067\u306f\u3001[\u53c2\u8003\u6587\u732e1]\u3068\u540c\u3058\u56fa\u6eb6\u4f53\u306b\u3064\u3044\u3066\u3001\u9244\u7f6e\u63db\u306e\u91cf\u3092\u5897\u3084\u3057\u305f\u5834\u5408\u306e\u7d50\u6676\u69cb\u9020\u3068\u96fb\u5b50\u72b6\u614b\u306e\u5909\u5316\u3092\u3055\u3089\u306b\u8a73\u7d30\u306b\u89e3\u6790\u3057\u305f\u3002\u30cb\u30c3\u30b1\u30eb\u9178\u30d3\u30b9\u30de\u30b9\u3068\u9244\u9178\u30d3\u30b9\u30de\u30b9\u306e\u56fa\u6eb6\u4f53\u300cBiNi<sub>1-<em>x<\/em><\/sub>Fe<em><sub>x<\/sub><\/em>O<sub>3<\/sub>\u300d\u3092\u4f5c\u6210\u3057\u3001\u7b2c\u4e8c\u9ad8\u8abf\u6ce2\u767a\u751f\uff08\u7528\u8a9e8\uff09\u3001\u5927\u578b\u653e\u5c04\u5149\u65bd\u8a2dSPring-8\uff08\u7528\u8a9e9\uff09\u306e\u30d3\u30fc\u30e0\u30e9\u30a4\u30f3BL02B2\u3067\u306e\u653e\u5c04\u5149\u7dda\u56de\u6298\u5b9f\u9a13\uff08\u7528\u8a9e10\uff09\u3001BL22XU\u3067\u306e\u653e\u5c04\u5149\u7dda\u5168\u6563\u4e71\u30c7\u30fc\u30bf\u89e3\u6790\uff08\u7528\u8a9e11\uff09\u3001\u305d\u3057\u3066BL09XU\u3067\u306e\u786c\u7dda\u5149\u96fb\u5b50\u5206\u5149\u5b9f\u9a13\uff08\u7528\u8a9e12\uff09\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u89e3\u6790\u3092\u884c\u3063\u305f\u3002<\/p>\n<p>\u3053\u306e\u89e3\u6790\u306e\u7d50\u679c\u30010.05 \u2264 <em>x <\/em>\u2264 0.15\uff08<em>x<\/em>\u306f\u9244\u7f6e\u63db\u91cf\uff09\u3067\u306f\u3001\u30d3\u30b9\u30de\u30b9\u3068\u30cb\u30c3\u30b1\u30eb\u9593\u306e\u96fb\u8377\u79fb\u52d5\u306b\u3088\u308b\u8ca0\u71b1\u81a8\u5f35\u306e\u307f\u304c\u89b3\u6e2c\u3055\u308c\u305f\u3002\u4e00\u65b9\u30010.20 \u2264 <em>x<\/em> \u2264 0.50\u3067\u306f\u3001PbTiO<sub>3<\/sub>\u3068\u540c\u69d8\u306e\u3001\u6975\u6027\u304b\u3089\u975e\u6975\u6027\u306e\u7d50\u6676\u69cb\u9020\u8ee2\u79fb\u304c\u96fb\u8377\u79fb\u52d5\u3068\u540c\u6642\u306b\u8d77\u3053\u3063\u3066\u304a\u308a\u3001\u305d\u306e\u305f\u3081\u306b\u8ca0\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f\uff08\u56f31\uff09\u3002<\/p>\n<div id=\"attachment_67511\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-67511 size-medium\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/3d53fede12e9078353dad7e4c7b60607-610x431.png\" alt=\"\" width=\"610\" height=\"431\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/3d53fede12e9078353dad7e4c7b60607-610x431.png 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/3d53fede12e9078353dad7e4c7b60607-768x543.png 768w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/3d53fede12e9078353dad7e4c7b60607.png 1169w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f31\uff1aBiNi1-xFexO3\u306e\u8ca0\u71b1\u81a8\u5f35\u30e1\u30ab\u30cb\u30ba\u30e0\u30020.20 \u2264 x \u2264 0.50\u3067\u306f\u3001\u30b5\u30a4\u30c8\u9593\u96fb\u8377\u79fb\u52d5\u3068\u6975\u6027\u2015\u975e\u6975\u6027\u8ee2\u79fb\u304c\u540c\u6642\u306b\u8d77\u3053\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u8ca0\u306e\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3055\u308c\u308b\u3002<\/p><\/div>\n<p>BiNi<sub>1-<em>x<\/em><\/sub>Fe<em><sub>x<\/sub><\/em>O<sub>3<\/sub>\u306e\u9244\u7f6e\u63db\u3067\u306f\u3001\u4f4e\u6e29\u30672\u4fa1\u304c\u5b89\u5b9a\u306a\u30cb\u30c3\u30b1\u30eb\u3092\u30013\u4fa1\u304c\u5b89\u5b9a\u306a\u9244\u3067\u7f6e\u63db\u3059\u308b\u305f\u3081\u3001\u9244\u7f6e\u63db\u91cf\u304c\u5897\u3048\u308b\u306e\u306b\u4f34\u3063\u3066\u3001\u96fb\u8377\u79fb\u52d5\u306b\u5bc4\u4e0e\u3059\u308b\u4f4e\u6e29\u76f8\u306eNi<sup>2+<\/sup>\u306e\u91cf\u306f\u6e1b\u5c11\u3059\u308b\u3002\u3053\u306e\u305f\u3081\u3001\u4f4e\u6e29\u76f8\u304b\u3089\u9ad8\u6e29\u76f8\u3078\u5909\u5316\u3059\u308b\u5834\u5408\u306e\u4f53\u7a4d\u53ce\u7e2e\u306e\u5272\u5408\u306f\u3001<em>x <\/em>= 0.05\u30672.8%\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001<em>x <\/em>= 0.15\u3067\u306f2.5%\u3068\u6e1b\u5c11\u3059\u308b\uff08\u56f32\uff09\u3002\u3053\u306e\u6e1b\u5c11\u30da\u30fc\u30b9\u3067\u3044\u304f\u3068\u3001<em>x <\/em>= 1.0\u3067\u306f\u8ca0\u71b1\u81a8\u5f35\u306b\u3088\u308b\u4f53\u7a4d\u53ce\u7e2e\u304c\u6d88\u5931\u3059\u308b\u3053\u3068\u304c\u4e88\u6e2c\u3055\u308c\u308b\u3002\u3057\u304b\u3057\u5b9f\u969b\u306b\u306f\u30010.20 \u2264 <em>x<\/em> \u2264 0.50\u3067\u306f\u6975\u6027<strong>\u2212<\/strong>\u975e\u6975\u6027\u8ee2\u79fb\u304c\u96fb\u8377\u79fb\u52d5\u3068\u540c\u6642\u306b\u8d77\u3053\u308b\u305f\u3081\u3001\u8ca0\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3055\u308c\u3001\u9244\u7f6e\u63db\u91cf\u304c\u5897\u3048\u3066\u3082\u4f53\u7a4d\u53ce\u7e2e\u306f2%\u3068\u4e00\u5b9a\u3067\u3042\u3063\u305f\uff08\u56f32\uff09\u3002\u9244\u7f6e\u63db\u91cf\u3092\u5909\u5316\u3055\u305b\u3066\u3082\u4f53\u7a4d\u53ce\u7e2e\u306e\u5272\u5408\u304c\u5909\u5316\u3057\u306a\u3044\u3053\u3068\u306f\u3001\u8ca0\u71b1\u81a8\u5f35\u6750\u6599\u306e\u7279\u6027\u304c\u5b89\u5b9a\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002<\/p>\n<div id=\"attachment_67514\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-67514 size-medium\" src=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/0953de3eca4880f1231f3673c394b414-610x372.jpg\" alt=\"\" width=\"610\" height=\"372\" srcset=\"https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/0953de3eca4880f1231f3673c394b414-610x372.jpg 610w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/0953de3eca4880f1231f3673c394b414-768x469.jpg 768w, https:\/\/www.waseda.jp\/top\/assets\/uploads\/2019\/11\/0953de3eca4880f1231f3673c394b414.jpg 1415w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><p class=\"wp-caption-text\">\u56f32\uff1a\u8ca0\u71b1\u81a8\u5f35\u306b\u3088\u308b\u4f53\u7a4d\u53ce\u7e2e\u306e\u5272\u5408\u3002x\u306f\u9244\u7f6e\u63db\u91cf\u3092\u793a\u3059\u30020.05 \u2264 x \u2264 0.15\u3067\u306f\u3001\u96fb\u8377\u79fb\u52d5\u306b\u3088\u308b\u8ca0\u71b1\u81a8\u5f35\u304c\u8d77\u3053\u308b\u304c\u3001\u9244\u7f6e\u63db\u306b\u4f34\u3063\u3066\u4f53\u7a4d\u53ce\u7e2e\u306e\u5272\u5408\u304c\u6e1b\u5c11\u3059\u308b\u3002\u4e00\u65b9\u30010.20 \u2264 x \u2264 0.50\u3067\u306f\u6975\u6027\u2212\u975e\u6975\u6027\u8ee2\u79fb\u304c\u540c\u6642\u306b\u8d77\u3053\u308b\u305f\u3081\u3001\u8ca0\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3055\u308c\u3001\u4f53\u7a4d\u53ce\u7e2e\u306e\u5272\u5408\u304c\u4e00\u5b9a\u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/p><\/div>\n<h4>\u4eca\u5f8c\u306e\u5c55\u958b<\/h4>\n<p>\u4eca\u56de\u306e\u6210\u679c\u3067\u306f\u3001\u5358\u4e00\u306e\u6750\u6599\u3067\u3001\u96fb\u8377\u79fb\u52d5\u3068\u6975\u6027\u2212\u975e\u6975\u6027\u69cb\u9020\u8ee2\u79fb\u3068\u3044\u3046\u7570\u306a\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3067\u306e\u8ca0\u71b1\u81a8\u5f35\u304c\u540c\u6642\u306b\u5b9f\u73fe\u3057\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u8ca0\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3059\u308b\u3053\u3068\u304c\u78ba\u304b\u3081\u3089\u308c\u305f\u3002\u8907\u6570\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u306e\u6709\u7528\u6027\u304c\u793a\u3055\u308c\u305f\u3053\u3068\u3067\u3001\u4eca\u5f8c\u306e\u8ca0\u71b1\u81a8\u5f35\u6750\u6599\u306e\u8a2d\u8a08\u6307\u91dd\u69cb\u7bc9\u306b\u3064\u306a\u304c\u308b\u3068\u671f\u5f85\u3055\u308c\u308b\u3002<\/p>\n<h4>\u4ed8\u8a18<\/h4>\n<p>\u672c\u7814\u7a76\u306e\u4e00\u90e8\u306f\u3001\u5730\u65b9\u72ec\u7acb\u884c\u653f\u6cd5\u4eba\u795e\u5948\u5ddd\u770c\u7acb\u7523\u696d\u6280\u8853\u7dcf\u5408\u7814\u7a76\u6240\u30fb\u6709\u671b\u30b7\u30fc\u30ba\u5c55\u958b\u4e8b\u696d\uff62\u6b21\u4e16\u4ee3\u6a5f\u80fd\u6027\u9178\u5316\u7269\u6750\u6599\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\uff63\uff08\u30ea\u30fc\u30c0\u30fc\u30fb\u6771\u6b63\u6a39\uff09\u3068\u306e\u5171\u540c\u7814\u7a76\u3067\u3042\u308a\u3001\u6587\u90e8\u79d1\u5b66\u7701\u30fb\u79d1\u5b66\u7814\u7a76\u8cbb\u52a9\u6210\u4e8b\u696d\u30fb\u57fa\u76e4\u7814\u7a76S\uff62\u9769\u65b0\u7684\u8ca0\u71b1\u81a8\u5f35\u6750\u6599\u3092\u7528\u3044\u305f\u71b1\u81a8\u5f35\u5236\u5fa1\uff63\uff08\u4ee3\u8868\u30fb\u6771\u6b63\u6a39\u6771\u4eac\u5de5\u696d\u5927\u5b66\u6559\u6388\uff09\u3001\u7279\u5225\u63a8\u9032\u7814\u7a76\u300c\u5149\u3068\u7269\u8cea\u306e\u4e00\u4f53\u7684\u91cf\u5b50\u52d5\u529b\u5b66\u304c\u751f\u307f\u51fa\u3059\u65b0\u3057\u3044\u5149\u8a98\u8d77\u5354\u540c\u73fe\u8c61\u7269\u8cea\u958b\u62d3\u3078\u306e\u6311\u6226\u300d\uff08\u4ee3\u8868\u30fb\u8170\u539f\u4f38\u4e5f\u6771\u4eac\u5de5\u696d\u5927\u5b66\u6559\u6388\uff09\u306e\u63f4\u52a9\u3092\u53d7\u3051\u3066\u884c\u3063\u305f\u3002<\/p>\n<h4>\u7528\u8a9e\u8aac\u660e<\/h4>\n<p>\uff081\uff09\u56fa\u6eb6\u4f53\uff1a\u8907\u6570\u306e\u5316\u5408\u7269\u304c\u5747\u4e00\u306b\u6eb6\u3051\u5408\u3063\u3066\u3001\u5358\u76f8\u306e\u5316\u5408\u7269\u3092\u5f62\u6210\u3057\u305f\u56fa\u4f53\u3002<\/p>\n<p>\uff082\uff09\u96fb\u8377\u79fb\u52d5\uff1a\u4e8c\u3064\u306e\u30a4\u30aa\u30f3\u306e\u9593\u3067\u96fb\u5b50\u306e\u53d7\u3051\u6e21\u3057\u304c\u751f\u3058\u3001\u305d\u308c\u305e\u308c\u306e\u4fa1\u6570\u304c\u5897\u6e1b\u3059\u308b\u3053\u3068\u3002<\/p>\n<p>\uff083\uff09\u6975\u6027\u2212\u975e\u6975\u6027\u8ee2\u79fb\uff1a\u967d\u30a4\u30aa\u30f3\u3068\u8ca0\u30a4\u30aa\u30f3\u306e\u91cd\u5fc3\u304c\u305a\u308c\u308b\u305f\u3081\u751f\u3058\u308b\u96fb\u8377\u306e\u504f\u308a\u3067\u3042\u308b\u96fb\u6c17\u5206\u6975\u3092\u6301\u3064\u7d50\u6676\u69cb\u9020\uff08\u6975\u6027\u69cb\u9020\uff09\u304b\u3089\u3001\u96fb\u6c17\u5206\u6975\u306e\u306a\u3044\u7d50\u6676\u69cb\u9020\u3078\u306e\u8ee2\u79fb\u3002<\/p>\n<p>\uff084\uff09\u8ca0\u71b1\u81a8\u5f35\uff1a\u901a\u5e38\u3001\u7269\u8cea\u306f\u6e29\u3081\u308b\u3068\u4f53\u7a4d\u3084\u9577\u3055\u304c\u5897\u5927\u3059\u308b\u3002\u3053\u308c\u3092\u6b63\u306e\u71b1\u81a8\u5f35\u3068\u3044\u3046\u3002\u3057\u304b\u3057\u3001\u4e00\u90e8\u306e\u7269\u8cea\u306f\u3001\u6e29\u3081\u308b\u3053\u3068\u3067\u53ef\u9006\u7684\u306b\u53ce\u7e2e\u3059\u308b\u8ca0\u71b1\u81a8\u5f35\u306e\u6027\u8cea\u3092\u6301\u3063\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u30bc\u30ed\u71b1\u81a8\u5f35\u6750\u6599\u3092\u958b\u767a\u3059\u308b\u3046\u3048\u3067\u91cd\u8981\u3068\u306a\u308b\u3002<\/p>\n<p>\uff085\uff09\u53cd\u5f37\u78c1\u6027\u8ee2\u79fb\uff1a\u78c1\u6c17\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u4e92\u3044\u306b\u6253\u3061\u6d88\u3059\u3088\u3046\u306b\u3001\u30a4\u30aa\u30f3\u304c\u6301\u3064\u5c0f\u3055\u306a\u78c1\u77f3\u3067\u3042\u308b\u30b9\u30d4\u30f3\u304c\u63c3\u3046\u3053\u3068\u3002<\/p>\n<p>\uff086\uff09\u5f37\u8a98\u96fb\u8ee2\u79fb\uff1a\u8a98\u96fb\u4f53\uff08\u7d76\u7e01\u4f53\uff09\u306e\u4e00\u7a2e\u3067\u3001\u5916\u90e8\u96fb\u5834\u304c\u306a\u304f\u3068\u3082\u96fb\u6c17\u5206\u6975\u306e\u65b9\u5411\u304c\u63c3\u3063\u3066\u304a\u308a\u3001\u5916\u90e8\u96fb\u5834\u306b\u3088\u3063\u3066\u305d\u306e\u65b9\u5411\u304c\u5909\u5316\u3059\u308b\u5f37\u8a98\u96fb\u4f53\u3068\u3001\u96fb\u6c17\u5206\u6975\u3092\u6301\u305f\u306a\u3044\u5e38\u8a98\u96fb\u4f53\u306e\u9593\u306e\u8ee2\u79fb\u3002<\/p>\n<p>\uff087\uff09\u30da\u30ed\u30d6\u30b9\u30ab\u30a4\u30c8\u578b\u9178\u5316\u7269\uff1a\u4e00\u822c\u5f0fABO<sub>3<\/sub>\u3067\u8868\u3055\u308c\u308b\u5143\u7d20\u7d44\u6210\u3092\u6301\u3063\u305f\u91d1\u5c5e\u9178\u5316\u7269\u306e\u4ee3\u8868\u7684\u306a\u7d50\u6676\u69cb\u9020\u3002<\/p>\n<p>\uff088\uff09\u7b2c\u4e8c\u9ad8\u8abf\u6ce2\u767a\u751f\uff1a\u6975\u6027\u306e\u7d50\u6676\u69cb\u9020\u3092\u6301\u3064\u7269\u8cea\u306b\u3042\u308b\u6ce2\u9577\u306e\u5149\u3092\u5165\u5c04\u3059\u308b\u3068\u3001\u534a\u5206\u306e\u6ce2\u9577\u306e\u5149\u304c\u653e\u51fa\u3055\u308c\u308b\u3053\u3068\u3002<\/p>\n<p>\uff089\uff09\u5927\u578b\u653e\u5c04\u5149\u65bd\u8a2dSPring-8\uff1a\u5175\u5eab\u770c\u306e\u64ad\u78e8\u79d1\u5b66\u516c\u5712\u90fd\u5e02\u306b\u3042\u308b\u4e16\u754c\u6700\u9ad8\u6027\u80fd\u306e\u653e\u5c04\u5149\u3092\u751f\u307f\u51fa\u3059\u7406\u5316\u5b66\u7814\u7a76\u6240\u306e\u65bd\u8a2d\u3067\u3001\u5229\u7528\u8005\u652f\u63f4\u7b49\u306f\u9ad8\u8f1d\u5ea6\u5149\u79d1\u5b66\u7814\u7a76\u30bb\u30f3\u30bf\u30fc\uff08JASRI\uff09\u304c\u884c\u3063\u3066\u3044\u308b\u3002SPring-8\u306e\u540d\u524d\u306f<u>S<\/u>uper <u>P<\/u>hoton<u> ring-8<\/u> GeV\uff08\u30ae\u30ac\u96fb\u5b50\u30dc\u30eb\u30c8\uff09\u306b\u7531\u6765\u3059\u308b\u3002\u653e\u5c04\u5149\u3068\u306f\u3001\u96fb\u5b50\u3092\u5149\u3068\u307b\u307c\u7b49\u3057\u3044\u901f\u5ea6\u307e\u3067\u52a0\u901f\u3057\u3001\u96fb\u78c1\u77f3\u306b\u3088\u3063\u3066\u9032\u884c\u65b9\u5411\u3092\u66f2\u3052\u305f\u6642\u306b\u767a\u751f\u3059\u308b\u3001\u6307\u5411\u6027\u304c\u9ad8\u304f\u5f37\u529b\u306a\u96fb\u78c1\u6ce2\u306e\u3053\u3068\u3002SPring-8\u3067\u306f\u3001\u3053\u306e\u653e\u5c04\u5149\u3092\u7528\u3044\u3066\u3001\u30ca\u30ce\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3084\u30d0\u30a4\u30aa\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u7523\u696d\u5229\u7528\u307e\u3067\u5e45\u5e83\u3044\u7814\u7a76\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u3002<\/p>\n<p>\uff0810\uff09\u653e\u5c04\u5149\uff38\u7dda\u56de\u6298\u5b9f\u9a13\uff1a\u7269\u8cea\u306e\u69cb\u9020\u3092\u8abf\u3079\u308b\u65b9\u6cd5\u3002\u653e\u5c04\u5149X\u7dda\u3092\u8a66\u6599\u306b\u7167\u5c04\u3057\u3001\u56de\u6298\u5f37\u5ea6\u3092\u8abf\u3079\u308b\u3053\u3068\u3067\u7d50\u6676\u69cb\u9020\uff08\u539f\u5b50\u306e\u4e26\u3073\u65b9\u3084\u539f\u5b50\u9593\u306e\u8ddd\u96e2\uff09\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n<p>\uff0811\uff09\u653e\u5c04\u5149\uff38\u7dda\u5168\u6563\u4e71\u30c7\u30fc\u30bfPDF\u89e3\u6790\uff1a\u4e71\u96d1\u306b\u914d\u5217\u3057\u305f\u539f\u5b50\u306e\u4e26\u3073\u65b9\u3092\u89e3\u660e\u3059\u308b\u65b9\u6cd5\u3002\u4e0a\u8a18X\u7dda\u56de\u6298\u306b\u52a0\u3048\u3066\u3001\u4e71\u96d1\u306b\u914d\u5217\u3057\u305f\u539f\u5b50\u306b\u3088\u3063\u3066\u5e83\u304f\u6563\u4e71\u3055\u308c\u308bX\u7dda\u5f37\u5ea6\u307e\u3067\u3092\u4f75\u305b\u3066\u89e3\u6790\u3059\u308b\u3002<\/p>\n<p>\uff0812\uff09\u786c\uff38\u7dda\u5149\u96fb\u5b50\u5206\u5149\uff1a4keV\u4ee5\u4e0a\u306e\u9ad8\u3044\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6301\u3064X\u7dda\u3067\u3042\u308b\u3001\u786cX\u7dda\u3092\u7269\u8cea\u306b\u5165\u5c04\u3057\u3001\u305d\u3053\u304b\u3089\u653e\u51fa\u3055\u308c\u308b\u5149\u96fb\u5b50\u306e\u500b\u6570\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2\u3092\u8abf\u3079\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u7269\u8cea\u5185\u90e8\u306e\u96fb\u5b50\u69cb\u9020\u3092\u8abf\u3079\u308b\u5b9f\u9a13\u7684\u624b\u6cd5\u3002\u5f93\u6765\u306e\u771f\u7a7a\u7d2b\u5916\u5149\u3084\u8edfX\u7dda\u3092\u7528\u3044\u305f\u5149\u96fb\u5b50\u5206\u5149\u306f\u8868\u9762\u8fd1\u508d\u306e\u60c5\u5831\u3057\u304b\u5f97\u3089\u308c\u306a\u304b\u3063\u305f\u304c\u3001\u786cX\u7dda\u3067\u52b1\u8d77\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u56fa\u4f53\u5185\u90e8\u306e\u96fb\u5b50\u69cb\u9020\u3092\u8abf\u3079\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002<\/p>\n<h4>\u53c2\u8003\u6587\u732e<\/h4>\n<p>\uff081\uff09<a href=\"https:\/\/www.titech.ac.jp\/news\/2015\/029988.html\">\u300c\u6e29\u3081\u308b\u3068\u7e2e\u3080\u300d\u65b0\u6750\u6599\u3092\u767a\u898b<\/a><br \/>\n\uff08\u6771\u4eac\u5de5\u696d\u5927\u5b66\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\uff1a2015\u5e742\u670823\u65e5\u4ed8\u3051\uff09<\/p>\n<p>\uff082\uff09<a href=\"https:\/\/www.titech.ac.jp\/news\/2019\/044505.html\">2\u3064\u306e\u8d77\u6e90\u3067\u201c\u6e29\u3081\u308b\u3068\u7e2e\u3080\u201d\u65b0\u6750\u6599\u3092\u767a\u898b<\/a><br \/>\n\uff08\u6771\u4eac\u5de5\u696d\u5927\u5b66\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\uff1a2019\u5e746\u670814\u65e5\u4ed8\u3051\uff09<\/p>\n<h4>\u8ad6\u6587\u60c5\u5831<\/h4>\n<p>\u63b2\u8f09\u8a8c\uff1a<em>Journal of the American Chemical Society<\/em><br \/>\n\u30bf\u30a4\u30c8\u30eb\uff1a<a href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/jacs.9b10336#\">Enhanced Negative Thermal Expansion Induced by Simultaneous Charge Transfer and Polar-Nonpolar Transitions<\/a><br \/>\n\u8457\u8005\uff1aTakumi Nishikubo, Yuki Sakai, Kengo Oka, Tetsu Watanuki, Akihiko Machida, Masaichiro Mizumaki, Koki Maebayashi, Takashi Imai, Takahiro Ogata, Kesuke Yokoyama, Yoichi Okimoto, Shin-ya Koshihara, Hajime Hojo, <a href=\"http:\/\/researchers.waseda.jp\/profile\/ja.a6f8332c8a5fe5862c2928477c1106f0.html\">Takashi Mizokawa<\/a> and Masaki Azuma<br \/>\nDOI\uff1a<a href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/jacs.9b10336#\">10.1021\/jacs.9b10336<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u65b0\u6750\u6599\u306e\u201f\u6e29\u3081\u308b\u3068\u7e2e\u3080\u201d\u52b9\u679c\u30012\u3064\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u540c\u6642\u767a\u751f\u3067\u9ad8\u307e\u308b\u3053\u3068\u3092\u767a\u898b \uff5e\u7cbe\u5bc6\u4f4d\u7f6e\u6c7a\u3081\u304c\u5fc5\u8981\u306a\u5de5\u7a0b\u306b\u5bfe\u5fdc\uff5e \u8981\u70b9 \u96fb\u8377\u79fb\u52d5\u3068\u6975\u6027\u2212\u975e\u6975\u6027\u8ee2\u79fb\u304c\u540c\u6642\u306b\u8d77\u3053\u308b\u3053\u3068\u3067\u8ca0\u71b1\u81a8\u5f35\u304c\u5897\u5f37\u3055\u308c\u308b\u3053\u3068\u3092\u767a\u898b \u901a\u4fe1\u3084\u534a\u5c0e\u4f53\u5206\u91ce\u3067\u5229\u7528\u3067 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":67520,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[40,1],"tags":[357,363,5],"class_list":["post-67510","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-topic","category-news","tag-pressrelease","tag-collaboration","tag-research"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/posts\/67510","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\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/comments?post=67510"}],"version-history":[{"count":0,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/posts\/67510\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/media\/67520"}],"wp:attachment":[{"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/media?parent=67510"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/categories?post=67510"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.waseda.jp\/top\/wp-json\/wp\/v2\/tags?post=67510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}