{"id":10298,"date":"2024-12-05T00:00:19","date_gmt":"2024-12-04T15:00:19","guid":{"rendered":"https:\/\/www.imass.nagoya-u.ac.jp\/?p=10298"},"modified":"2025-11-05T16:11:24","modified_gmt":"2025-11-05T07:11:24","slug":"20241205_kuwahara","status":"publish","type":"post","link":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/research\/20241205_kuwahara.html","title":{"rendered":"<strong>\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7d50\u6676\u306e\u5206\u6975\u309210\u5146\u5206\u306e1\u79d2\u306e\u5149\u3067\u5236\u5fa1<\/strong><br \/><small>\uff5e\u5f37\u8a98\u96fb\u30fb\u78c1\u6c17\u30e1\u30e2\u30ea\u30fc\u30c7\u30d0\u30a4\u30b9\u306e\u8d85\u9ad8\u901f\u64cd\u4f5c\u304c\u5ba4\u6e29\u3067\u53ef\u80fd\u306b\uff5e<\/small>"},"content":{"rendered":"<!-- \u8a18\u4e8b\u5192\u982d\u3002\u753b\u50cf\u3068\u7814\u7a76\u306e\u30dd\u30a4\u30f3\u30c8 -->\r\n<section class=\"e-box\"><!-- \u30c8\u30c3\u30d7\u753b\u50cf -->\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.imass.nagoya-u.ac.jp\/wp\/wp-content\/uploads\/2025\/04\/20241205_kuwahara_1.jpg\" alt=\"\" width=\"872\" height=\"492\" class=\"aligncenter size-full\" \/><\/p>\r\n<!-- \u56f3\u306e\u8aac\u660e -->\r\n<p style=\"text-align: left;\"><span style=\"font-size: 14px;\"> \u5149\u52b1\u8d77\u3067\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7d50\u6676\uff08BiFeO<sub>3<\/sub>\uff09\u4e2d\u306b\u751f\u3058\u305f\u52b1\u8d77\u72b6\u614b\u306e\u96fb\u5b50\uff08\u7403\u4f53\uff09\u304c\u3001\u5468\u56f2\u306e\u7d50\u6676\u3092\u6ce2\u7acb\u305f\u305b\uff08\u65b0\u3057\u3044\u30d5\u30a9\u30ce\u30f3\u306e\u751f\u6210\u306b\u5bfe\u5fdc\uff09\u3001\u96fb\u5b50\u3068\u30d5\u30a9\u30ce\u30f3\u304c\u7d50\u3073\u3064\u3044\u305f\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\u3092\u751f\u307f\u51fa\u3059\u69d8\u5b50\u3002\u672c\u7d50\u6676\u306e\u7279\u6027\u3067\u3042\u308a\u30e1\u30e2\u30ea\u30fc\u30c7\u30d0\u30a4\u30b9\u306e\u6839\u5e79\u3068\u306a\u308b\u5f37\u8a98\u96fb\u6027\u3068\u78c1\u6027\u3092\u3001\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\u304c\u8d85\u9ad8\u901f\u3067\u5909\u5316\u3055\u305b\u307e\u3059\u3002 <\/span><\/p>\r\n<p>&nbsp;<\/p>\r\n<!-- \u672c\u7814\u7a76\u306e\u30dd\u30a4\u30f3\u30c8 -->\r\n<p><span style=\"font-size: 20px;\"><strong>\u300a\u672c\u7814\u7a76\u306e\u30dd\u30a4\u30f3\u30c8\u300b<\/strong><\/span><\/p>\r\n<div style=\"padding: 30px 30px 30px 54px; margin-bottom: 30px; border: 1px solid #333399; border-radius: 10px; background-color: #fafdff;\">\r\n<ul style=\"list-style-type: disc;\">\r\n<li><span style=\"font-size: 20px;\">BiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u3092\u3001\u6642\u9593\u5e45100 fs\uff0810\u5146\u5206\u306e1\u79d2\uff09\u306e\u5149\u30d1\u30eb\u30b9\u3067\u52b1\u8d77\u3059\u308b\u3053\u3068\u3067\u3001\u5206\u6975\u306e\u5927\u304d\u3055\u3092\u30d1\u30eb\u30b9\u5e45\u4ee5\u5185\u306e\u6642\u9593\u3067\u3001\u5ba4\u6e29\u3067\u3082\u64cd\u4f5c\u3067\u304d\u308b\u3053\u3068\u3092\u5b9f\u8a3c\u3002<\/span><\/li>\r\n<li><span style=\"font-size: 20px;\">\u6700\u65b0\u306e\u6642\u9593\u5206\u89e3\u69cb\u9020\u6e2c\u5b9a\u88c5\u7f6e\u3092\u7528\u3044\u3066\u3001\u5149\u52b1\u8d77\u306b\u3088\u308b\u65b0\u3057\u3044\u683c\u5b50\u306e\u632f\u52d5\uff08\u30d5\u30a9\u30ce\u30f3\uff09\u304c\u751f\u3058\u3001\u5206\u6975\u5909\u5316\u306e\u539f\u56e0\u3068\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3002<\/span><\/li>\r\n<li><span style=\"font-size: 20px;\">\u7406\u8ad6\u7684\u691c\u8a0e\u3067\u3001\u5149\u52b1\u8d77\u3067\u751f\u3058\u305f\u683c\u5b50\u306e\u632f\u52d5\u304c\u3001\u5206\u6975\u3068\u78c1\u6027\u4e21\u65b9\u3092\u5909\u5316\u3055\u305b\u308b\u3068\u8003\u5bdf\u3002<\/span><\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/section>\r\n<p>&nbsp;<\/p>\r\n<!-- \u7814\u7a76\u6982\u8981 -->\r\n<p><strong><span style=\"font-size: 20px;\"> \u3010\u7814\u7a76\u6982\u8981\u3011<\/span><\/strong><\/p>\r\n<hr \/>\r\n<p><a id=\"back01\"><\/a><a id=\"back02\"><\/a><a id=\"back03\"><\/a><a id=\"back04\"><\/a><a id=\"back05\"><\/a><\/p>\r\n<section class=\"e-box\"><!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u672a\u6765\u6750\u6599\u30fb\u30b7\u30b9\u30c6\u30e0\u7814\u7a76\u6240\u306e<a href=\"https:\/\/profs.provost.nagoya-u.ac.jp\/html\/100001104_ja.html\" target=\"_blank\" style=\"color: #3d20d2;\" rel=\"noopener\">\u6852\u539f\u771f\u4eba\u6559\u6388<\/a>\u306f\u3001\u6771\u4eac\u79d1\u5b66\u5927\u5b66\uff08Science Tokyo\uff09\u7406\u5b66\u9662 \u5316\u5b66\u7cfb\u306e\u7530\u4e45\u4fdd\u8015\u7279\u4efb\u52a9\u6559\uff08\u73fe\u65e9\u7a32\u7530\u5927\u5b66\u5ba2\u54e1\u7814\u7a76\u54e1\uff09\u3068\u8170\u539f\u4f38\u4e5f\u6559\u6388\u3001\u7dcf\u5408\u7814\u7a76\u9662\u306e\u91cd\u677e\u572d\u52a9\u6559\u3001\u6771\u6b63\u6a39\u6559\u6388\u3001\u7b51\u6ce2\u5927\u5b66\u6570\u7406\u7269\u8cea\u7cfb\u306e\u7fbd\u7530\u771f\u6bc5\u51c6\u6559\u6388\u3001\u6771\u5317\u5927\u5b66\u5927\u5b66\u9662\u7406\u5b66\u7814\u7a76\u79d1\u306e\u5c0f\u91ce\u6df3\u52a9\u6559\u3001\u540d\u53e4\u5c4b\u5de5\u696d\u5927\u5b66\u751f\u547d\u30fb\u5fdc\u7528\u5316\u5b66\u985e\u306e\u6d45\u9999\u900f\u51c6\u6559\u6388\u3089\u306e\u7814\u7a76\u30c1\u30fc\u30e0\u3068\u3057\u3066\u3001<a href=\"#note01\">\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea<\/a><sup>1\uff09<\/sup>\u3067\u3042\u308bBiFeO<sub>3<\/sub>\u306e\u5358\u7d50\u6676\u8584\u819c\u3092\u3001\u6642\u9593\u5e45100 fs\uff0810\u5146\u5206\u306e1\u79d2\uff09\u306e<a href=\"#note02\">\u5149\u30d1\u30eb\u30b9<\/a><sup>2\uff09<\/sup>\u3067\u52b1\u8d77\u3057\u3001\u8a98\u96fb<a href=\"#note03\">\u5206\u6975<\/a><sup>3\uff09<\/sup>\u306e\u5927\u304d\u3055\u304c\u30d1\u30eb\u30b9\u5e45\u306e\u6642\u9593\u4ee5\u5185\u3067\u5ba4\u6e29\u306b\u304a\u3044\u3066\u3082\u64cd\u4f5c\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001<a href=\"#note04\">\u96fb\u5b50\u7dda\u30d1\u30eb\u30b9\u3092\u7528\u3044\u305f\u6700\u65b0\u306e\u69cb\u9020\u6e2c\u5b9a\u88c5\u7f6e<\/a><sup>4\uff09<\/sup>\u306e\u89b3\u6e2c\u7d50\u679c\u3068\u7406\u8ad6\u7684\u89e3\u6790\u304b\u3089\u3001\u5149\u3067\u6ce8\u5165\u3055\u308c\u305f\u52b1\u8d77\u96fb\u5b50\u304c\u5468\u56f2\u306b\u65b0\u3057\u3044<a href=\"#note05\">\u683c\u5b50\u306e\u632f\u52d5\uff08\u30d5\u30a9\u30ce\u30f3\uff1a\u7d50\u6676\u4e2d\u306e\u6ce2\uff09<\/a><sup>5\uff09<\/sup>\u3092\u751f\u307f\u51fa\u3057\u3001\u5206\u6975\u3092\u5909\u5316\u3055\u305b\u3066\u3044\u308b\u3053\u3068\u3092\u89e3\u660e\u3057\u307e\u3057\u305f\u3002<br>\u3000\u5404\u7a2e\u60c5\u5831\u51e6\u7406\u306e\u9ad8\u5ea6\u5316\u306b\u5411\u3051\u3001\u8a98\u96fb\u5206\u6975\u3084\u78c1\u6027\u3092\u4f7f\u3063\u305f\u96fb\u5b50\u8a18\u9332\u30c7\u30d0\u30a4\u30b9\u306b\u306f\u3001\u9ad8\u901f\u5316\u304c\u8981\u6c42\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u306b\u306f100 fs\u4ee5\u5185\u3067\u7d50\u6676\u69cb\u9020\u304c\u5909\u5316\u3059\u308b\u7269\u8cea\u306e\u63a2\u7d22\u304c\u8ab2\u984c\u3067\u3057\u305f\u3002\u554f\u984c\u89e3\u6c7a\u306e\u4e00\u6848\u3068\u3057\u3066\u3001\u96fb\u5b50\u3068\u30d5\u30a9\u30ce\u30f3\u304c\u5f37\u304f\u7d50\u5408\u3057\u305f\uff08\u30c9\u30ec\u30b9\u30c9\uff09\u72b6\u614b\u306b\u3088\u308b\u5206\u6975\u3084\u30b9\u30d4\u30f3\u72b6\u614b\uff08\u78c1\u6027\u306e\u8d77\u6e90\uff09\u3092\u8d85\u9ad8\u901f\u5236\u5fa1\u3059\u308b\u7406\u8ad6\u7684\u30a2\u30a4\u30c7\u30a2\u304c\u5c0f\u91ce\u52a9\u6559\u306b\u3088\u3063\u3066\u63d0\u6848\u3055\u308c\u307e\u3057\u305f\u3002\u672c\u7814\u7a76\u3067\u306f\u5149\u52b1\u8d77\u306b\u3088\u3063\u3066\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\u304c\u5ba4\u6e29\u306eBiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u5185\u306b\u5b9f\u969b\u306b\u51fa\u73fe\u3057\u3001\u8d85\u9ad8\u901f\u306e\u5206\u6975\u30fb\u78c1\u6027\u306e\u5236\u5fa1\u304c\u53ef\u80fd\u3068\u306a\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3057\u305f\u3002\u5f37\u8a98\u96fb\u30fb\u78c1\u6c17\u30e1\u30e2\u30ea\u30fc\u30c7\u30d0\u30a4\u30b9\u306e100 fs\u79d2\u4ee5\u4e0b\u3067\u306e\u8d85\u9ad8\u901f\u5236\u5fa1\u3001\u3055\u3089\u306b\u306f\u5149\u60c5\u5831\u3068\u96fb\u5b50\u60c5\u5831\u3068\u3092\u8d85\u9ad8\u901f\u306b\u76f4\u63a5\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u5ba4\u6e29\u3067\u53ef\u80fd\u3068\u306a\u308b\u3068\u671f\u5f85\u3055\u308c\u307e\u3059\u3002<br><br>\u3000\u672c\u7814\u7a76\u6210\u679c\u306f\u300112\u67084\u65e5\u4ed8\u306e\u300c<i>Communications Materials<\/i>\u300d\u306b\u63b2\u8f09\u3055\u308c\u307e\u3057\u305f\u3002<\/span><\/p>\r\n<\/section>\r\n<!-- \u7814\u7a76\u306e\u80cc\u666f -->\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"font-size: 20px;\">\u3010\u7814\u7a76\u306e\u80cc\u666f\u3011<\/span><\/strong><\/p>\r\n<hr \/>\r\n<section class=\"e-box\"><!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u5404\u7a2e\u60c5\u5831\u51e6\u7406\u306e\u9ad8\u5ea6\u5316\u306b\u5411\u3051\u3001\u8a98\u96fb\u5206\u6975\u3084\u78c1\u6027\u3092\u4f7f\u3063\u305f\u96fb\u5b50\u8a18\u9332\u30c7\u30d0\u30a4\u30b9\u306e\u9ad8\u901f\u5316\u306b\u5bfe\u3059\u308b\u8981\u6c42\u304c\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002\u30c7\u30d0\u30a4\u30b9\u9ad8\u901f\u5316\u306e\u305f\u3081\u306b\u306f\u3001\u7d50\u6676\u69cb\u9020\u3092\u7d20\u65e9\u304f\u5909\u5316\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u7279\u306b100 fs\uff0810\u5146\u5206\u306e1\u79d2\uff09\u4ee5\u5185\u3067\u69cb\u9020\u3092\u5909\u5316\u3055\u305b\u3089\u308c\u308b\u7269\u8cea\u306e\u63a2\u7d22\u304c\u8ab2\u984c\u3067\u3057\u305f\u3002\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u4e00\u6848\u3068\u3057\u3066\u3001\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea\u3092\u5149\u52b1\u8d77\u3057\u3001\u5c40\u6240\u7684\u306b\u96fb\u5b50\u3092\u6ce8\u5165\u3059\u308b\u624b\u6cd5\u304c\u691c\u8a0e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u96fb\u5b50\u306e\u6ce8\u5165\u306b\u4f34\u3044\u3001\u5468\u56f2\u306e\u7d50\u6676\u683c\u5b50\u304c\u4e00\u6c17\u306b\u5909\u5316\u3057\u3001\u96fb\u5b50\u3068\u7d50\u6676\u306e\u632f\u52d5\uff08\u30d5\u30a9\u30ce\u30f3\uff09\u306e\u5f37\u7d50\u5408\uff08\u30c9\u30ec\u30b9\u30c9\uff09\u72b6\u614b\u304c\u5b9f\u73fe\u3059\u308b\u3068\u3044\u3046\u7406\u8ad6\u4e88\u6e2c\u304c\u3001\u672c\u7814\u7a76\u30c1\u30fc\u30e0\u306e\u5c0f\u91ce\u52a9\u6559\uff08\u6771\u5317\u5927\uff09\u306b\u3088\u3063\u3066\u884c\u308f\u308c\u307e\u3057\u305f\u3002\u5c0f\u91ce\u52a9\u6559\u306e\u4e88\u6e2c\u304c\u5b9f\u73fe\u3059\u308c\u3070\u3001\u8a98\u96fb\u5206\u6975\u3084\u30b9\u30d4\u30f3\u72b6\u614b\uff08\u78c1\u6027\u306e\u8d77\u6e90\uff09\u3092\u8d85\u9ad8\u901f\u3067\u5909\u5316\u3055\u305b\u3089\u308c\u307e\u3059\u3002\u672c\u7814\u7a76\u3067\u306f\u3001\u4e88\u6e2c\u3055\u308c\u3066\u3044\u305f\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\u304c\u5149\u52b1\u8d77\u306b\u3088\u3063\u3066\u5ba4\u6e29\u306e\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\uff08BiFeO<sub>3<\/sub>\uff09\u7d50\u6676\u8584\u819c\u5185\u3067\u5b9f\u73fe\u3057\u3001\u5206\u6975\u306e\u8d85\u9ad8\u901f\u5236\u5fa1\u304c\u53ef\u80fd\u3068\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u5b9f\u8a3c\u3057\u307e\u3057\u305f\u3002 <\/span><\/p>\r\n<\/section>\r\n<!-- \u7814\u7a76\u306e\u6210\u679c -->\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"font-size: 20px;\">\u3010\u7814\u7a76\u6210\u679c\u3011<\/span><\/strong><\/p>\r\n<hr \/>\r\n<section class=\"e-box\"><!-- \u5c0f\u898b\u51fa\u3057 -->\r\n<h3>\u5178\u578b\u7684\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea\uff1aBiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u306b\u304a\u3051\u308b\u8d85\u9ad8\u901f\u5206\u6975\u64cd\u4f5c\u306e\u78ba\u8a8d<\/h3>\r\n<!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000<b>\u56f3\uff11<\/b>\u5de6\u306b\u3001\u7814\u7a76\u306b\u7528\u3044\u305f\u5178\u578b\u7684\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea\u3067\u3042\u308bBiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u306e\u69cb\u9020\u3092\u793a\u3057\u307e\u3059\u3002\u56f3\u4e2d\u306b\u7dd1\u8272\u306e\u7dda\u3067\u793a\u3059\u9178\u7d208\u9762\u4f53\u306e\u4e2d\u306bFe\uff08\u9244\uff09\u539f\u5b50\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u306eFe\u304c8\u9762\u4f53\u306e\u4e2d\u5fc3\u304b\u3089\u305a\u308c\u308b\u3072\u305a\u307f\uff08\u56f3\u4e2d<b><i>Q<\/i><sub>FE<\/sub><\/b>\u306e\u9752\u77e2\u5370\u304c\u5909\u4f4d\u306e\u65b9\u5411\u3092\u3042\u3089\u308f\u3059\uff09\u304c\u5206\u6975\u306e\u767a\u751f\u3068\u5bc6\u63a5\u306b\u95a2\u4fc2\u3057\u307e\u3059\u3002\u5206\u6975\u306e\u5927\u304d\u3055\u306f\u3001\u7b2c\u4e8c\u9ad8\u8abf\u6ce2\u767a\u751f\uff08SHG\uff09\u306e\u5f37\u3055\uff08SH\u5149\u5f37\u5ea6\uff09\u3092\u7528\u3044\u3066\u89b3\u6e2c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f2\u3064\u306e8\u9762\u4f53\u304c\u76f8\u5bfe\u7684\u306b\u56de\u8ee2\u3059\u308b\u3072\u305a\u307f\uff08\u56f3\u4e2d<b><i>Q<\/i><sub>AFD<\/sub><\/b>\u306e\u8d64\u77e2\u5370\uff09\u304cFe\u539f\u5b50\u9593\u306e\u78c1\u6c17\u7684\u306a\u76f8\u4e92\u4f5c\u7528\u306e\u5927\u304d\u3055\u7b49\u306b\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3001\u78c1\u6027\u3092\u652f\u914d\u3057\u3066\u3044\u307e\u3059\u3002 <\/span><\/p>\r\n<!-- \u56f3 -->\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.imass.nagoya-u.ac.jp\/wp\/wp-content\/uploads\/2025\/04\/20241205_kuwahara_2.jpg\" alt=\"\" width=\"728\" height=\"438\" class=\"aligncenter wp-image-11170 size-full\" \/><\/p>\r\n<!-- \u56f3\u306e\u8aac\u660e -->\r\n<p style=\"text-align: left;\"><span style=\"font-size: 14px;\"><strong>\u56f3\uff11<\/strong>\u3000\u5de6\uff1a\u7814\u7a76\u306b\u7528\u3044\u305f\u5178\u578b\u7684\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea\uff1aBiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u306e\u69cb\u9020\u3002\u5149\u30a8\u30cd\u30eb\u30ae\u30fc3.1 eV\u306e\u30d1\u30eb\u30b9\u5149\u3092\u7528\u3044\u305f\u3001\u9244\u539f\u5b50\u3068\u9178\u7d20\u539f\u5b50\u306e\u9593\u306e\u96fb\u8377\u79fb\u52d5\u52b1\u8d77\u3092\u3001\u672c\u7814\u7a76\u3067\u306f\u5229\u7528\uff08CT excitation (3.1 eV) by pulsed laser\uff09\u3002<br>\u53f3\uff1a\u7d04100 fs\uff080.1 ps\uff1aps\u306f10<sup>-12<\/sup>\u79d2\uff09\u306e\u6642\u9593\u5e45\u306e\u30d1\u30eb\u30b9\u5149\u3092\u7167\u5c04\u3057\u305f\u5f8c\u306e\u3001SH\u5149\u5f37\u5ea6\uff08\u4e0a\uff09\u3068\u8d64\u5916\u6ce2\u9577\u57df\u5438\u53ce\uff08\u4e0b\uff09\u306e\u6642\u9593\u5909\u5316\u3002\u4e0a\uff08SHG\u5f37\u5ea6\uff09\uff1a\u9752\u306f\u52b1\u8d77\u5149\u5f37\u5ea6\uff08Fluence\uff09\u304c2.6 mJ\/cm<sup>2<\/sup>\u306e\u5834\u5408\u3001\u8d64\u304c5.2 mJ\/cm<sup>2<\/sup>\u306e\u5834\u5408\u3002\u4e0b\uff08\u8d64\u5916\u6ce2\u9577\u5438\u53ce\uff09\uff1a\u52b1\u8d77\u5149\u5f37\u5ea6\uff08Fluence\uff09\u304c6.4 mJ\/cm<sup>2<\/sup>\u306e\u5834\u5408\u306b\u3001\u5149\u30a8\u30cd\u30eb\u30ae\u30fc\uff08Energy\uff090.6 eV\uff08\u8d64\uff09\u30680.5 eV\uff08\u9ed2\uff09\u3067\u89b3\u6e2c\u3055\u308c\u305f\u7d50\u679c\u3002 <\/span><\/p>\r\n<!-- \u30b9\u30ad\u30de -->\r\n<p>&nbsp;<\/p>\r\n<!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u3053\u306e\u7269\u8cea\u306b100 fs\u306e\u6642\u9593\u5e45\u306e\u30d1\u30eb\u30b9\u5149\u3092\u7167\u5c04\u3059\u308b\u3068\u3001\u7167\u5c04\u5f8c\u30d1\u30eb\u30b9\u5e45\u4ee5\u5185\u306e\u8d85\u9ad8\u901f\u3067SH\u5149\u5f37\u5ea6\u3001\u3059\u306a\u308f\u3061\u5206\u6975\u306e\u5927\u304d\u3055\u304c\u6e1b\u5c11\u3057\u3001\u305d\u306e\u5f8c\u7d04300 fs\u3067\u6e1b\u5c11\u91cf\u304c\u6700\u5927\u5909\u5316\u306e30\uff05\u7a0b\u5ea6\u307e\u3067\u6e1b\u308a\u3001\u3055\u3089\u306b\u6570\u4e07fs\u7a0b\u5ea6\u3067\u5143\u306e\u5927\u304d\u3055\u306b\u623b\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\uff08<b>\u56f3\uff11<\/b>\u53f3\u4e0a\uff09\u3002\u5206\u6975\u306e\u6e1b\u5c11\u3068\u540c\u6642\u306b\u8d64\u5916\u6ce2\u9577\u57df\u306e\u5438\u53ce\u304c\u5897\u52a0\u3057\u3066\u304a\u308a\uff08<b>\u56f3\uff11<\/b>\u53f3\u4e0b\uff09\u3001\u5206\u6975\u306e\u5909\u5316\u304c\u3001\u5149\u52b1\u8d77\u72b6\u614b\u306e\u6ce8\u5165\u3068\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u3053\u3068\u3082\u5206\u304b\u308a\u307e\u3057\u305f\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u5149\u52b1\u8d77\u306b\u3088\u308a100 fs\u3068\u3044\u304610\u5146\u5206\u306e1\u79d2\u4ee5\u5185\u306e\u6642\u9593\u3067\u3001\u5206\u6975\u306e\u5927\u304d\u3055\u304c\u5236\u5fa1\u3067\u304d\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002 <\/span><\/p>\r\n<p>&nbsp;<\/p>\r\n<!-- \u5c0f\u898b\u51fa\u3057 -->\r\n<h3>BiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u306b\u304a\u3051\u308b\u8d85\u9ad8\u901f\u5206\u6975\u64cd\u4f5c\u306b\u4f34\u3046\u3001\u69cb\u9020\u5909\u5316<\/h3>\r\n<!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u3053\u306e\u3088\u3046\u306b\u8d85\u9ad8\u901f\u306e\u5206\u6975\u5236\u5fa1\u304c\u5b9f\u73fe\u3067\u304d\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u3068\u306a\u308a\u307e\u3057\u305f\u304c\u3001\u305d\u306e\u969b\u306b\u3069\u306e\u3088\u3046\u306a\u5909\u5316\u304c\u7d50\u6676\u69cb\u9020\u306b\u8d77\u304d\u3066\u3044\u308b\u306e\u304b\u3092\u77e5\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308a\u3001\u7406\u8ad6\u30e2\u30c7\u30eb\u3068\u306e\u6bd4\u8f03\u3067\u3082\u69cb\u9020\u5909\u5316\u306e\u89b3\u6e2c\u304c\u9375\u3068\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u672c\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u3067\u958b\u767a\u3057\u305f\u3070\u304b\u308a\u306e\u3001\u30d1\u30eb\u30b9\u5e4575 fs\u306e\u96fb\u5b50\u7dda\uff08\u30d1\u30eb\u30b9\u96fb\u5b50\u7dda\u767a\u751f\u3068\u8a66\u6599\u306e\u5149\u52b1\u8d77\u306b\u7528\u3044\u305f\u30ec\u30fc\u30b6\u30fc\u5149\u30d1\u30eb\u30b9\u5e45\u306f35 fs\uff09\u306b\u3088\u308b\u96fb\u5b50\u56de\u6298\u3092\u7528\u3044\u305f\u6642\u9593\u5206\u89e3\u69cb\u9020\u89b3\u6e2c\u88c5\u7f6e\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3068\u3057\u307e\u3057\u305f\u3002\u89b3\u6e2c\u7d50\u679c\u3092<b>\u56f3\uff12<\/b>\u306b\u793a\u3057\u307e\u3059\u3002\u89b3\u6e2c\u7d50\u679c\u304b\u3089\u3001\u3055\u307e\u3056\u307e\u306a\u6307\u6570\u306e\u56de\u6298\u70b9\u5f37\u5ea6\u304c\u3001\u5149\u7167\u5c04\u76f4\u5f8c\u306b\u5927\u304d\u304f\u6e1b\u5c11\u3059\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u305d\u306e\u5f8c\u7d04300 fs\uff083.3 THz\u306b\u5bfe\u5fdc\uff1aT\u306f1012\uff09\u5468\u671f\u3067\u632f\u52d5\u3059\u308b\u73fe\u8c61\u3092\u89b3\u6e2c\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u3088\u3046\u306a\u5468\u6ce2\u6570\u306e\u30d5\u30a9\u30ce\u30f3\u306f\u5149\u52b1\u8d77\u524d\u306b\u306f\u5b58\u5728\u3057\u306a\u3044\u305f\u3081\u3001\u5149\u52b1\u8d77\u72b6\u614b\u306e\u6ce8\u5165\u306b\u3088\u308b\u65b0\u3057\u3044\u30d5\u30a9\u30ce\u30f3\u304c\u751f\u307f\u51fa\u3055\u308c\u305f\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002 <\/span><\/p>\r\n<!-- \u56f3 -->\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.imass.nagoya-u.ac.jp\/wp\/wp-content\/uploads\/2025\/04\/20241205_kuwahara_3.jpg\" alt=\"\" width=\"728\" height=\"438\" class=\"aligncenter wp-image-11170 size-full\" \/><\/p>\r\n<!-- \u56f3\u306e\u8aac\u660e -->\r\n<p style=\"text-align: left;\"><span style=\"font-size: 14px;\"><strong>\u56f3\uff12<\/strong>\u3000\u6642\u9593\u5e4535 fs\u306e\u30d1\u30eb\u30b9\u5149\u3067BiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u3092\u52b1\u8d77\u5f8c\u306b\u8d77\u304d\u305f\u69cb\u9020\u306e\u6642\u9593\u5909\u5316\u30024\u3064\u306e\u6307\u6570\uff08\u5bfe\u5fdc\u3059\u308b\u6307\u6570\u3092\u5404\u56f3\u53f3\u4e0a\u306b\u8868\u793a\uff09\u306b\u5bfe\u5fdc\u3059\u308b\u56de\u6298\u70b9\u30d4\u30fc\u30af\u5f37\u5ea6\u306e\u6642\u9593\u5909\u5316\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6e2c\u5b9a\u306b\u306f\u6642\u9593\u5e4575 fs\u306e\u96fb\u5b50\u7dda\u30d1\u30eb\u30b9\u306b\u3088\u308b\u96fb\u5b50\u56de\u6298\u3092\u7528\u3044\u305f\u6642\u9593\u5206\u89e3\u69cb\u9020\u89b3\u6e2c\u88c5\u7f6e\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002 <\/span><\/p>\r\n<!-- \u30b9\u30ad\u30de -->\r\n<p>&nbsp;<\/p>\r\n<!-- \u5c0f\u898b\u51fa\u3057 -->\r\n<h3>BiFeO<sub>3<\/sub>\u7d50\u6676\u8584\u819c\u306b\u304a\u3051\u308b\u8d85\u9ad8\u901f\u5206\u6975\u64cd\u4f5c\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u7406\u8ad6\u7684\u4e88\u8a00\u3068\u691c\u8a0e<\/h3>\r\n<!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u80cc\u666f\u3067\u8ff0\u3079\u305f\u901a\u308a\u3001\u5206\u6975\u306e\u5927\u304d\u3055\u3092100 fs\u4ee5\u5185\u3067\u5236\u5fa1\u3059\u308b\u3068\u3044\u3046\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u4e00\u6848\u3068\u3057\u3066\u3001\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea\u306b\u304a\u3044\u3066\u767a\u751f\u3059\u308b\u96fb\u5b50\u3068\u30d5\u30a9\u30ce\u30f3\u304c\u5f37\u304f\u7d50\u5408\u3057\u305f\uff08\u30c9\u30ec\u30b9\u30c9\uff09\u72b6\u614b\u306b\u3088\u308b\u5206\u6975\u3084\u30b9\u30d4\u30f3\u72b6\u614b\uff08\u78c1\u6027\u306e\u8d77\u6e90\uff09\u306e\u8d85\u9ad8\u901f\u5236\u5fa1\u306e\u53ef\u80fd\u6027\u304c\u7406\u8ad6\u7684\u306b\u672c\u7814\u7a76\u30c1\u30fc\u30e0\u306e\u5c0f\u91ce\u52a9\u6559\uff08\u6771\u5317\u5927\uff09\u306b\u3088\u3063\u3066\u63d0\u6848\u3055\u308c\u307e\u3057\u305f\u3002\u5c0f\u91ce\u52a9\u6559\u306e\u7406\u8ad6\u3067\u306f\u3001BiFeO<sub>3<\/sub>\u7d50\u6676\u306e\u5834\u5408\u306b\u306f\u3001\u5149\u52b1\u8d77\u524d\u304b\u3089\u5b58\u5728\u3059\u308b2\u3064\u306e\u30d5\u30a9\u30ce\u30f3\uff08<b><i>Q<\/i><sub>FE<\/sub><\/b>\u3068<b><i>Q<\/i><sub>AFD<\/sub><\/b>\u3092\u5909\u4f4d\u65b9\u5411\u3068\u3059\u308b\uff09\u3068\u3001\u5149\u52b1\u8d77\u3067\u6ce8\u5165\u3055\u308c\u308b\u9ad8\u3044\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6301\u3064\u5149\u52b1\u8d77\u96fb\u5b50\u304c\u5f37\u3044\u7d50\u5408\u3092\u3064\u304f\u308b\u3053\u3068\u3067\u3001\u30d5\u30a9\u30ce\u30f3\u304c\u96fb\u5b50\u306e\u5468\u56f2\u3067\u4e00\u4f53\u5316\u3057\u3001\u65b0\u3057\u3044\u30d5\u30a9\u30ce\u30f3\u304c\u751f\u307e\u308c\u3001\u30d5\u30a9\u30ce\u30f3\u306b\u3088\u308b\u3072\u305a\u307f\u304c\u5206\u6975\u3068\u78c1\u6027\u306e\u5927\u304d\u3055\u3092\u540c\u6642\u306b\u5909\u3048\u308b\u539f\u56e0\u3068\u306a\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u6982\u8981\u3092\u793a\u3057\u305f\u306e\u304c<b>\u56f3\uff13<\/b>\u3067\u3059\u3002\u5149\u52b1\u8d77\u96fb\u5b50\u306e\u6ce8\u5165\u3067\u3001\u8d64\u5916\u57df\u306e\u5149\u5438\u53ce\u304c\u5897\u52a0\u3059\u308b\u3053\u3068\u3082\u3042\u308f\u305b\u3066\u7406\u8ad6\u7684\u306b\u4e88\u6e2c\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u3002 <\/span><\/p>\r\n<!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u4eca\u56de\u306e\u5b9f\u9a13\u7d50\u679c\u306f\u3001\u5c0f\u91ce\u52a9\u6559\u304c\u63d0\u5531\u3057\u305f\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3068\u307b\u307c\u5bfe\u5fdc\u3059\u308b\u5b9f\u9a13\u7d50\u679c\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u5149\u52b1\u8d77\u96fb\u5b50\u3068\u30d5\u30a9\u30ce\u30f3\u306e\u5f37\u304f\u7d50\u5408\uff08\u4e00\u4f53\u5316\uff09\u3057\u305f\u72b6\u614b\uff08\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\uff09\u3068\u3044\u3046\u65b0\u72b6\u614b\u306e\u767b\u5834\u306b\u3088\u3063\u3066\u3001\u5206\u6975\u306e\u8d85\u9ad8\u901f\u5909\u5316\u304c\u9054\u6210\u3055\u308c\u305f\u3068\u7d50\u8ad6\u3057\u307e\u3057\u305f\u3002 <\/span><\/p>\r\n<!-- \u56f3 -->\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.imass.nagoya-u.ac.jp\/wp\/wp-content\/uploads\/2025\/04\/20241205_kuwahara_4.jpg\" alt=\"\" width=\"728\" height=\"438\" class=\"aligncenter wp-image-11170 size-full\" \/><\/p>\r\n<!-- \u56f3\u306e\u8aac\u660e -->\r\n<p style=\"text-align: left;\"><span style=\"font-size: 14px;\"><strong>\u56f3\uff13<\/strong>\u3000\u5149\u6ce8\u5165\u3055\u308c\u305f\u52b1\u8d77\u96fb\u5b50\u306e\u5468\u56f2\u306e\u683c\u5b50\u304c\u3001\u96fb\u5b50\u3068\u30d5\u30a9\u30ce\u30f3\u3068\u306e\u7d50\u5408\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u5909\u5316\u3057\u3001\u305d\u308c\u304c\u5206\u6975\u3068\u78c1\u6027\u306e\u5909\u5316\u306e\u539f\u56e0\u3068\u306a\u308b\u3001\u3068\u3044\u3046\u7406\u8ad6\u30e2\u30c7\u30eb\uff08\u5c0f\u91ce\u52a9\u6559\u304c\u672c\u7814\u7a76\u3067\u63d0 \u6848\uff09\u306e\u6a21\u5f0f\u56f3\u3002\u56f3\u306e\u9752\u306e\u90e8\u5206\u304c\u5149\u52b1\u8d77\u524d\u306e\u683c\u5b50\u632f\u52d5\u5468\u6ce2\u6570\u3092\u6c7a\u3081\u308b\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u30a8\u30cd\u30eb\u30ae\u30fc\u3002\u8d64\u304c\u5149\u52b1\u8d77\u5f8c\u306e\u305d\u308c\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u5149\u52b1\u8d77\u5f8c\uff08\u8d64\uff09\u3067\u306f\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u66f2\u9762\u304c\u306a\u3060\u3089\u304b\u306b\u306a\u3063\u3066\u3001\u30d5\u30a9\u30ce\u30f3\u632f\u52d5\u306e\u5468\u671f\u304c\uff5e300 fs\u3068\u9577\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\r\n<\/section>\r\n<!-- \u793e\u4f1a\u7684\u30a4\u30f3\u30d1\u30af\u30c8 -->\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"font-size: 20px;\">\u3010\u793e\u4f1a\u7684\u30a4\u30f3\u30d1\u30af\u30c8\u3011<\/span><br><\/strong><\/p>\r\n<hr \/>\r\n<section class=\"e-box\"><!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u7406\u8ad6\u4e88\u6e2c\u3055\u308c\u5b9f\u9a13\u3067\u5b9f\u5728\u304c\u78ba\u8a8d\u3055\u308c\u305f\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\u306e\u683c\u5b50\u306e\u632f\u52d5\u306f\u3001<b><i>Q<\/i><sub>FE<\/sub><\/b>\u3068<b><i>Q<\/i><sub>AFD<\/sub><\/b>\u306e\u3072\u305a\u307f\u3092\u6301\u3064\uff12\u3064\u306e\u30d5\u30a9\u30ce\u30f3\u3092\u4e00\u4f53\u5316\u3055\u305b\u305f\u632f\u52d5\u3067\u3042\u308b\u305f\u3081\u306b\u3001\u5b9f\u969b\u306b\u89b3\u6e2c\u3055\u308c\u305f\u5206\u6975\u306e\u5909\u5316\u306e\u307f\u306a\u3089\u305a\u78c1\u6027\u3082\u5909\u5316\u3055\u305b\u308b\u3053\u3068\u304c\u3001\u7406\u8ad6\u7684\u691c\u8a0e\u304b\u3089\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u4eca\u5f8c\u3001\u5f37\u8a98\u96fb\u30fb\u78c1\u6c17\u30e1\u30e2\u30ea\u30fc\u30c7\u30d0\u30a4\u30b9\u306e\u5149\u306b\u3088\u308b30 fs\u5468\u671f\uff08\u5468\u6ce2\u6570\u3067\u306f33 THz\uff09\u7a0b\u5ea6\u4ee5\u5185\u3067\u306e\u66f8\u304d\u8fbc\u307f\u3001\u66f8\u304d\u63db\u3048\u304c\u5ba4\u6e29\u3067\u53ef\u80fd\u306b\u306a\u308b\u3068\u4e88\u6e2c\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u5149\u60c5\u5831\u3068\u3001\u96fb\u6c17\u7684\u3001\u78c1\u6c17\u7684\u60c5\u5831\u306e\u9593\u306e\u76f8\u4e92\u5909\u63db\u3082\u540c\u7a0b\u5ea6\u306e\u901f\u3055\u3067\u53ef\u80fd\u306b\u306a\u308b\u3068\u4e88\u6e2c\u3055\u308c\u3001\u96fb\u5b50\u30c7\u30d0\u30a4\u30b9\u5168\u4f53\u306e\u8d85\u9ad8\u901f\u5316\u3078\u306e\u5bc4\u4e0e\u304c\u671f\u5f85\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\r\n<\/section>\r\n<!-- \u4eca\u5f8c\u306e\u5c55\u958b -->\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"font-size: 20px;\">\u3010\u4eca\u5f8c\u306e\u5c55\u958b\u3011<\/span><br><\/strong><\/p>\r\n<hr \/>\r\n<section class=\"e-box\"><!-- \u6bb5\u843d -->\r\n<p><span style=\"font-size: 16px;\">\u3000\u4eca\u56de\u5831\u544a\u3057\u305f\u5927\u304d\u306a\u5206\u6975\u5909\u5316\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u691c\u8a3c\u306b\u5411\u3051\u3001\u78c1\u6c17\u7684\u306a\u5909\u5316\u3092\u8d85\u9ad8\u901f\u78c1\u6c17\u5149\u5b66\u6e2c\u5b9a\u6cd5\u3067\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u57fa\u790e\u79d1\u5b66\u7684\u306a\u8ab2\u984c\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u5149\u52b1\u8d77\u96fb\u5b50\u306e\u5468\u308a\u306e\u683c\u5b50\u306e\u632f\u52d5\uff08\u6ce2\u7acb\u3061\uff09\u306e\u6642\u9593\u7684\u7279\u6027\u306e\u8a73\u7d30\u306a\u691c\u8a0e\u3082\u3001\u5c0f\u91ce\u52a9\u6559\u306e\u63d0\u6848\u3057\u305f\u30e2\u30c7\u30eb\u306e\u691c\u8a3c\u306b\u5411\u3051\u5fc5\u8981\u3068\u306a\u308a\u3001\u3053\u308c\u3089\u306e\u57fa\u790e\u7814\u7a76\u306b\u5f15\u304d\u7d9a\u304d\u53d6\u308a\u7d44\u307f\u307e\u3059\u3002\u5b9f\u7528\u5316\u306b\u5411\u3051\u305f\u8ab2\u984c\u3068\u3057\u3066\u3001\u672c\u7814\u7a76\u30c1\u30fc\u30e0\u306e\u7528\u3044\u305fBiFeO<sub>3<\/sub>\u5358\u7d50\u6676\u8584\u819c\u306f\u3001\u975e\u5e38\u306b\u826f\u8cea\u306a\u8a66\u6599\u3067\u3059\u304c\u3001\u53d6\u6271\u3044\u306e\u5bb9\u6613\u6027\u3001\u4f5c\u88fd\u901f\u5ea6\u3084\u5206\u6975\u306e\u5927\u304d\u3055\u3001\u5149\u52b1\u8d77\u3078\u306e\u8010\u6027\u306a\u3069\u7a2e\u3005\u306e\u691c\u8a0e\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u73fe\u5728\u3055\u307e\u3056\u307e\u306a\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u6750\u6599\u304c\u5831\u544a\u3055\u308c\u3066\u304a\u308a\u3001\u7269\u8cea\u7cfb\u306e\u62e1\u5f35\u306b\u3088\u308b\u7279\u6027\u306e\u6539\u5584\u3068\u5b9f\u969b\u306e\u30c7\u30d0\u30a4\u30b9\u7d44\u307f\u8fbc\u307f\u304c\u3001\u6b21\u306e\u8ab2\u984c\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u8ab2\u984c\u3092\u7269\u8cea\u79d1\u5b66\u3068\u5149\u79d1\u5b66\u5206\u91ce\u306e\u5354\u529b\u3067\u89e3\u6c7a\u3057\u306a\u304c\u3089\u3001\u96fb\u5b50\u30c7\u30d0\u30a4\u30b9\u306e\u8d85\u9ad8\u901f\u5316\u3078\u306e\u8ca2\u732e\u3092\u76ee\u6307\u3057\u307e\u3059\u3002<\/span><\/p>\r\n<\/section>\r\n<!-- \u7814\u7a76\u30b5\u30dd\u30fc\u30c8\u306e\u8868\u8a18  -->\r\n<p>&nbsp;<\/p>\r\n<div style=\"padding: 30px; margin-bottom: 30px; border: 1px solid #333399; border-radius: 10px; background-color: #fafdff;\">\r\n<p>\u672c\u7814\u7a76\u306b\u304a\u3051\u308b\u96fb\u5b50\u56de\u6298\u89b3\u6e2c\u7528\u8a66\u6599\u4f5c\u88fd\u306b\u3064\u3044\u3066\u306f\u6771\u4eac\u79d1\u5b66\u5927\u5b66\u30b3\u30a2\u30d5\u30a1\u30b7\u30ea\u30c6\u30a3\u30fc\u30bb\u30f3\u30bf\u30fc\u306e\u652f\u63f4\u306e\u3082\u3068\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002\u672c\u7814\u7a76\u306f\u65e5\u672c\u5b66\u8853\u632f\u8208\u4f1a \u79d1\u5b66\u7814\u7a76\u8cbb\u52a9\u6210\u4e8b\u696d(\u8ab2\u984c\u756a\u53f7 JP18H05208\u3001JP20K14394\u3001JP21K03461\u3001JP23K13052\uff09\u306e\u652f\u63f4\u306e\u3082\u3068\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002<\/p>\r\n<\/div>\r\n<!-- \u7528\u8a9e\u8aac\u660e -->\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"font-size: 20px;\">\u3010\u7528\u8a9e\u8aac\u660e\u3011<\/span><\/strong><\/p>\r\n<hr \/>\r\n<section class=\"e-box\">\r\n<p><a id=\"note01\"><\/a><span style=\"color: #008000;\"><strong><span style=\"font-size: 16px;\">\u6ce81\uff09\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7269\u8cea\uff1a<\/span><\/strong><\/span><br><span style=\"font-size: 16px;\">\u3000\u6c38\u4e45\u78c1\u77f3\u5185\u3067\u306f\u7d50\u6676\u3092\u69cb\u6210\u3059\u308b\u539f\u5b50\u306e\u6301\u3064\u30b9\u30d4\u30f3\u304c\u3001\u81ea\u767a\u7684\u306b\u3042\u308b\u65b9\u5411\u3092\u5411\u304d\u79e9\u5e8f\u5316\u3057\u3066\u3044\u308b\u3002\u307e\u305f\u3001\u5f37\u8a98\u96fb\u4f53\u5185\u3067\u306f\u3001\uff08\u96fb\u6c17\uff09\u5206\u6975\u304c\u3042\u308b\u65b9\u5411\u3092\u5411\u304d\u79e9\u5e8f\u5316\u3057\u3066\u3044\u308b\u3002\u3053\u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u65b9\u5411\u3092\u6301\u3064\u79e9\u5e8f\u304c\u3001\u8907\u6570\u4e92\u3044\u306b\u76f8\u95a2\u3092\u6301\u3061\u3064\u3064\u5171\u5b58\u3057\u3066\u3044\u308b\u7269\u8cea\u3002\u96fb\u5834\u3092\u52a0\u3048\u308b\u3053\u3068\u3067\u3001\u78c1\u77f3\u306e\u5411\u304d\u3092\u5909\u3048\u308b\u3088\u3046\u306a\u901a\u5e38\u60f3\u5b9a\u3057\u306a\u3044\u73fe\u8c61\u304c\u8d77\u3053\u308b\u305f\u3081\u3001\u78c1\u6c17\u2015\u96fb\u6c17\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u7b49\u306e\u5fdc\u7528\u304c\u671f\u5f85\u3055\u308c\u308b\u3002<\/span><span style=\"font-size: 14px;\"><a href=\"#back01\">\uff08\u2191 \u672c\u6587\u306b\u623b\u308b\uff09<\/a><\/span><\/p>\r\n<p><a id=\"note02\"><\/a><span style=\"color: #008000;\"><strong><span style=\"font-size: 16px;\">\u6ce82\uff09\u5149\u30d1\u30eb\u30b9\uff1a<\/span><\/strong><\/span><br><span style=\"font-size: 16px;\">\u3000\u30ab\u30e1\u30e9\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u30e9\u30f3\u30d7\u306e\u3088\u3046\u306b\u3001\u6975\u77ed\u6642\u9593\u3060\u3051\u767a\u751f\u3057\u305f\u5149\u3002<\/span><span style=\"font-size: 14px;\"><a href=\"#back02\">\uff08\u2191 \u672c\u6587\u306b\u623b\u308b\uff09<\/a><\/span><\/p>\r\n<p><a id=\"note03\"><\/a><span style=\"color: #008000;\"><strong><span style=\"font-size: 16px;\">\u6ce83\uff09\u5206\u6975\uff1a<\/span><\/strong><\/span><br><span style=\"font-size: 16px;\">\u3000\u56fa\u4f53\u4e2d\u3067\u3001\u6b63\u306e\u96fb\u8377\u3068\u8ca0\u306e\u96fb\u8377\u304c\u7a7a\u9593\u7684\u306b\u5206\u96e2\u3059\u308b\u3053\u3068\u3067\u3001\u53cd\u8ee2\u5bfe\u79f0\u6027\u3092\u7834\u3063\u305f\u72b6\u614b\u3002\u305d\u306e\u5927\u304d\u3055\u3084\u5411\u304d\u3092\u4fdd\u6301\u3057\u3001\u5916\u90e8\u96fb\u5834\u306b\u5fdc\u3058\u3066\u5207\u308a\u66ff\u308f\u308b\u3053\u3068\u3067\u3001\u60c5\u5831\u3092\u8a18\u9332\u3059\u308b\u30e1\u30e2\u30ea\u3068\u3057\u3066\u5fdc\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/span><span style=\"font-size: 14px;\"><a href=\"#back03\">\uff08\u2191 \u672c\u6587\u306b\u623b\u308b\uff09<\/a><\/span><\/p>\r\n<p><a id=\"note04\"><\/a><span style=\"color: #008000;\"><strong><span style=\"font-size: 16px;\">\u6ce84\uff09\u96fb\u5b50\u7dda\u30d1\u30eb\u30b9\u3092\u7528\u3044\u305f\u6700\u65b0\u306e\u69cb\u9020\u6e2c\u5b9a\u88c5\u7f6e\uff1a<\/span><\/strong><\/span><br><span style=\"font-size: 16px;\">\u3000\u96fb\u5b50\u306f\u3001\u6ce2\u3068\u3057\u3066\u306e\u6027\u8cea\u3092\u6301\u3064\u305f\u3081\u3001\u7d50\u6676\u306b\u3042\u305f\u308b\u3068\u3001\u7d50\u6676\u4e2d\u306e\u539f\u5b50\u306b\u3088\u308b\u6563\u4e71\u6ce2\u304c\u5e72\u6e09\u3092\u8d77\u3053\u3057\u3001\u56de\u6298\u50cf\u304c\u89b3\u6e2c\u3055\u308c\u308b\u3002\u3053\u306e\u56de\u6298\u50cf\u3092\u89e3\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u7d50\u6676\u69cb\u9020\u306e\u60c5\u5831\u3092\u5f97\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3002\u5149\u52b1\u8d77\u306b\u3088\u308b\u69cb\u9020\u5909\u5316\u306e\u69d8\u5b50\u3092\u3001\u8a66\u6599\u3092\u52b1\u8d77\u3059\u308b\u30d1\u30eb\u30b9\u5149\u3068\u6642\u9593\u7684\u540c\u671f\u306e\u3068\u308c\u305f\u96fb\u5b50\u7dda\u30d1\u30eb\u30b9\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ed\u30dc\u64ae\u5f71\u306e\u3088\u3046\u306b\u6642\u3005\u523b\u3005\u6e2c\u5b9a\u3059\u308b\u88c5\u7f6e\u3002<\/span><span style=\"font-size: 14px;\"><a href=\"#back04\">\uff08\u2191 \u672c\u6587\u306b\u623b\u308b\uff09<\/a><\/span><\/p>\r\n<p><a id=\"note05\"><\/a><span style=\"color: #008000;\"><strong><span style=\"font-size: 16px;\">\u6ce85\uff09\u683c\u5b50\u306e\u632f\u52d5\uff08\u30d5\u30a9\u30ce\u30f3\uff1a\u7d50\u6676\u4e2d\u306e\u6ce2\uff09\uff1a<\/span><\/strong><\/span><br><span style=\"font-size: 16px;\">\u3000\u7d50\u6676\u683c\u5b50\u306f\u3001\u898f\u5247\u6b63\u3057\u304f\u539f\u5b50\u304c\u6574\u5217\u3057\u7d50\u5408\u3059\u308b\u3053\u3068\u3067\u30a8\u30cd\u30eb\u30ae\u30fc\u7684\u306b\u5b89\u5b9a\u5316\u3057\u3066\u3044\u308b\u3002\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u52a0\u308f\u308a\u5b89\u5b9a\u69cb\u9020\u304b\u3089\u5c11\u3057\u305a\u308c\u305f\u6642\u306b\u3001\u5b89\u5b9a\u69cb\u9020\u3092\u4e2d\u5fc3\u3068\u3057\u3066\u8d77\u3053\u308b\u69cb\u9020\u5909\u5316\u306e\u632f\u52d5\u3002<\/span><span style=\"font-size: 14px;\"><a href=\"#back05\">\uff08\u2191 \u672c\u6587\u306b\u623b\u308b\uff09<\/a><\/span><\/p>\r\n<\/section>\r\n<!-- \u8ad6\u6587\u60c5\u5831 -->\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"font-size: 20px;\">\u3010\u8ad6\u6587\u60c5\u5831\u3011<\/span><br><\/strong><\/p>\r\n<hr \/>\r\n<section class=\"e-box\"><!-- \u8ad6\u6587 -->\r\n<p><span style=\"font-size: 16px;\"><b>\u96d1\u8a8c\u540d\uff1a<\/b><\/span> <i>Communications Materials<\/i> <br><span style=\"font-size: 16px;\"><b>\u8ad6\u6587\u30bf\u30a4\u30c8\u30eb\uff1a<\/b><\/span> Photocontrol of ferroelectricity in multiferroic BiFeO<sub>3<\/sub> via structural modification coupled with photocarrier<br><span style=\"font-size: 16px;\"><b>\u8457\u8005\uff1a<\/b> Kou Takubo, Atsushi Ono, Shunsuke Ueno, Samiran Banu, Hongwu Yu, Kaito En-ya, Ryota Nishimori, Makoto Kuwahara, Toru Asaka, Kei Maeda, Daiki Ono, Keita Ozawa, Takuma Itoh, Kei Shigematsu, Masaki Azuma, Tadahiko Ishikawa, Yoichi Okimoto, Masaki Hada, and Shin-ya Koshihara<\/span><br><span style=\"font-size: 16px;\"><b>DOI\uff1a<\/b><a target=\"_blank\" href=\"https:\/\/www.nature.com\/articles\/s43246-024-00698-8\" rel=\"noopener\">10.1038\/s43246-024-00698-8<\/a><\/span><\/p>\r\n<\/section>\r\n<!-- \u30b9\u30ad\u30de -->\r\n<p>&nbsp;<\/p>\r\n<!-- \u5b9a\u578b\u8868\u8a18  -->\r\n<p>&nbsp;<\/p>\r\n<p><span style=\"font-size: 16px;\"><a target=\"_blank\" href=\"https:\/\/www.nagoya-u.ac.jp\/researchinfo\/result\/2024\/12\/101.html\" rel=\"noopener\">\u25c6\u540d\u53e4\u5c4b\u5927\u5b66 \u7814\u7a76\u6210\u679c\u767a\u4fe1\u30b5\u30a4\u30c8\u306f\u3053\u3061\u3089\uff1e\uff1e\uff1e<\/a><\/span><\/p>\r\n<p><span style=\"font-size: 16px;\"><a href=\"https:\/\/www.nagoya-u.ac.jp\/researchinfo\/result\/upload_images\/20241205_imass.pdf\" target=\"_blank\" rel=\"noopener\">\u25c6\u540d\u53e4\u5c4b\u5927\u5b66\u306e\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\uff08\u672c\u6587\uff09\u306f\u3053\u3061\u3089\uff1e\uff1e\uff1e<\/a><\/span><\/p>\r\n<!-- \u7814\u7a76\u8005\u9023\u7d61\u5148  -->\r\n<p>&nbsp;<\/p>\r\n<h4><span style=\"font-size: 16px;\">\u7814\u7a76\u8005\u9023\u7d61\u5148<\/span><\/h4>\r\n<p>\u6771\u6d77\u56fd\u7acb\u5927\u5b66\u6a5f\u69cb \u540d\u53e4\u5c4b\u5927\u5b66<br>\u672a\u6765\u6750\u6599\u30fb\u30b7\u30b9\u30c6\u30e0\u7814\u7a76\u6240<br>\u6559\u6388\u3000\u6852\u539f\u3000\u771f\u4eba\uff08<a href=\"https:\/\/www.lab.imass.nagoya-u.ac.jp\/kuwa-lab\/\" target=\"_blank\" rel=\"noopener\">\u6852\u539f\u7814\u7a76\u5ba4<\/a>\uff09<br>E-mail: kuwahara[at]imass.nagoya-u.ac.jp <span style=\"font-size: 12px;\">\u203b\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u969b\u306f[at]\u3092@\u306b\u7f6e\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5149\u52b1\u8d77\u3067\u30de\u30eb\u30c1\u30d5\u30a7\u30ed\u30a4\u30c3\u30af\u7d50\u6676\uff08BiFeO3\uff09\u4e2d\u306b\u751f\u3058\u305f\u52b1\u8d77\u72b6\u614b\u306e\u96fb\u5b50\uff08\u7403\u4f53\uff09\u304c\u3001\u5468\u56f2\u306e\u7d50\u6676\u3092\u6ce2\u7acb\u305f\u305b\uff08\u65b0\u3057\u3044\u30d5\u30a9\u30ce\u30f3\u306e\u751f\u6210\u306b\u5bfe\u5fdc\uff09\u3001\u96fb\u5b50\u3068\u30d5\u30a9\u30ce\u30f3\u304c\u7d50\u3073\u3064\u3044\u305f\u30c9\u30ec\u30b9\u30c9\u72b6\u614b\u3092\u751f\u307f\u51fa\u3059\u69d8\u5b50\u3002\u672c\u7d50\u6676\u306e\u7279\u6027\u3067\u3042\u308a\u30e1\u30e2\u30ea\u30fc\u30c7\u30d0\u30a4 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":10288,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[394,395,396,397,399,241,400,398],"class_list":["post-10298","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-research","tag-394","tag-395","tag-396","tag-397","tag-399","tag-241","tag-400","tag-398"],"acf":[],"aioseo_notices":[],"publishpress_future_action":{"enabled":false,"date":"2026-06-21 11:22:56","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/10298","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/comments?post=10298"}],"version-history":[{"count":3,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/10298\/revisions"}],"predecessor-version":[{"id":10301,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/10298\/revisions\/10301"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/media\/10288"}],"wp:attachment":[{"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/media?parent=10298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/categories?post=10298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.imass.nagoya-u.ac.jp\/en\/wp-json\/wp\/v2\/tags?post=10298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}