{"id":2342,"date":"2026-11-07T11:00:00","date_gmt":"2026-11-07T02:00:00","guid":{"rendered":"https:\/\/quantumsea.net\/?p=2342"},"modified":"2026-11-05T18:29:42","modified_gmt":"2026-11-05T09:29:42","slug":"qs-microwave-cascade-photon-20261105","status":"publish","type":"post","link":"https:\/\/quantumsea.net\/?p=2342","title":{"rendered":"\u30de\u30a4\u30af\u30ed\u6ce2\u306e\u5358\u4e00\u5149\u5b50\u3092\u4e8c\u3064\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u3067\u78ba\u304b\u3081\u308b\u3001\u8aa4\u691c\u51fa\u3092\u6e1b\u3089\u3059\u30ab\u30b9\u30b1\u30fc\u30c9\u691c\u51fa\u5668"},"content":{"rendered":"<p>\u3068\u3066\u3082\u5f31\u3044\u30de\u30a4\u30af\u30ed\u6ce2\u3092\u6e2c\u308b\u3068\u304d\u3001\u5149\u5b50\u304c\u6765\u305f\u3068\u3044\u3046\u4fe1\u53f7\u3092\u5897\u5e45\u3059\u308b\u3060\u3051\u3067\u306f\u8db3\u308a\u307e\u305b\u3093\u3002\u5149\u5b50\u304c\u6765\u3066\u3044\u306a\u3044\u306e\u306b\u691c\u51fa\u5668\u304c\u53cd\u5fdc\u3059\u308b\u300c\u8aa4\u5831\u300d\u304c\u3001\u63a2\u3057\u305f\u3044\u4fe1\u53f7\u306b\u7d1b\u308c\u3066\u3057\u307e\u3046\u304b\u3089\u3067\u3059\u3002\u4e8c\u3064\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u9806\u756a\u306b\u691c\u51fa\u306e\u5370\u3092\u6b8b\u3057\u3001\u4e21\u65b9\u306b\u5370\u304c\u3042\u308b\u5834\u5408\u3060\u3051\u63a1\u7528\u3059\u308c\u3070\u3001\u3053\u306e\u8aa4\u5831\u3092\u6e1b\u3089\u305b\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>CEA\u3001CNRS\u3001\u30d1\u30ea\u30fb\u30b5\u30af\u30ec\u30fc\u5927\u5b66\u3001Alice &amp; Bob\u306a\u3069\u306e\u5171\u540c\u7814\u7a76\u306f\u3001\u4e8c\u6bb5\u306e\u91cf\u5b50\u6e2c\u5b9a\u3092\u3064\u306a\u3044\u3060\u30ab\u30b9\u30b1\u30fc\u30c9\u578b\u30de\u30a4\u30af\u30ed\u6ce2\u5358\u4e00\u5149\u5b50\u691c\u51fa\u5668\u3067\u3001\u3053\u306e\u65b9\u6cd5\u3092\u5b9f\u9a13\u3057\u3066\u3044\u307e\u3059\u30022025\u5e742\u6708\u306b\u521d\u7a3f\u304c\u516c\u958b\u3055\u308c\u30012026\u5e7411\u67083\u65e5\u306b\u6539\u8a02\u3055\u308c\u305f\u8ad6\u6587\u3092\u3082\u3068\u306b\u3001\u8aa4\u691c\u51fa\u3092\u6e1b\u3089\u3059\u4ed5\u7d44\u307f\u3068\u3001\u611f\u5ea6\u30fb\u691c\u51fa\u52b9\u7387\u30fb\u5e2f\u57df\u5e45\u306e\u4ea4\u63db\u6761\u4ef6\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<section class=\"influvetor-quick-summary\" aria-label=\"\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1f\">\n<p><strong>\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1f<\/strong><\/p>\n<ul>\n<li>\u4e00\u3064\u306e\u5165\u529b\u5149\u5b50\u304c\u4e8c\u6bb5\u306e\u5909\u63db\u904e\u7a0b\u3092\u901a\u308b\u3068\u3001\u4e8c\u3064\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u691c\u51fa\u306e\u5370\u304c\u6b8b\u308a\u307e\u3059\u3002\u4e21\u65b9\u306e\u5370\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3067\u3001\u7247\u5074\u3060\u3051\u306e\u8aa4\u53cd\u5fdc\u3092\u9664\u5916\u3057\u307e\u3059\u3002<\/li>\n<li>\u691c\u51fa\u52b9\u7387\u7d0450%\u306e\u8a2d\u5b9a\u3068\u3001\u6700\u3082\u826f\u3044\u611f\u5ea6\u3092\u5f97\u305f\u52b9\u7387\u7d0435%\u306e\u8a2d\u5b9a\u306f\u5225\u3067\u3059\u3002\u611f\u5ea6\u3092\u826f\u304f\u3059\u308b\u8a2d\u5b9a\u3067\u306f\u3001\u691c\u51fa\u5e2f\u57df\u3082600 kHz\u304b\u3089230 kHz\u3078\u72ed\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n<li>\u5b9f\u969b\u306b\u5165\u529b\u3078\u5165\u3063\u3066\u304d\u305f\u71b1\u7531\u6765\u306e\u5149\u5b50\u306f\u3001\u3053\u306e\u4e00\u81f4\u5224\u5b9a\u3067\u3082\u6b8b\u308a\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u96d1\u97f3\u3092\u53d6\u308a\u53bb\u308b\u6280\u8853\u3067\u306f\u306a\u304f\u3001\u691c\u51fa\u5668\u5185\u90e8\u306e\u8aa4\u53cd\u5fdc\u3092\u6291\u3048\u308b\u5de5\u592b\u3067\u3059\u3002<\/li>\n<\/ul>\n<\/section>\n<h2>\u4e00\u3064\u306e\u5149\u5b50\u306e\u901a\u904e\u3092\u3001\u4e8c\u3064\u306e\u5370\u3067\u78ba\u304b\u3081\u308b<\/h2>\n<p>\u3053\u3053\u3067\u6271\u3046\u306e\u306f\u3001\u8d85\u4f1d\u5c0e\u56de\u8def\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u30de\u30a4\u30af\u30ed\u6ce2\u306e\u5149\u5b50\u3067\u3059\u3002\u8ad6\u6587\u306e\u65b0\u3057\u3044\u691c\u51fa\u5668\u3067\u306f\u3001\u5165\u529b\u5468\u6ce2\u6570\u306f\u7d0411.722 GHz\u3002\u76ee\u3067\u898b\u3048\u308b\u5149\u3068\u306f\u5468\u6ce2\u6570\u3082\u4e00\u500b\u3042\u305f\u308a\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3082\u7570\u306a\u308a\u3001\u691c\u51fa\u56de\u8def\u3092\u6975\u4f4e\u6e29\u3067\u52d5\u304b\u3057\u307e\u3059\u3002<\/p>\n<p>\u691c\u51fa\u5668\u306b\u306f\u3001\u5165\u529b\u3092\u53d7\u3051\u308b\u30d0\u30c3\u30d5\u30a1\u3001\u9014\u4e2d\u306e\u30e1\u30e2\u30ea\u3001\u51fa\u529b\u3078\u3064\u306a\u304c\u308b\u5171\u632f\u5668\u304c\u3042\u308a\u3001\u4e8c\u3064\u306e\u8d85\u4f1d\u5c0e\u91cf\u5b50\u30d3\u30c3\u30c8\u304c\u5909\u63db\u904e\u7a0b\u306b\u95a2\u308f\u308a\u307e\u3059\u3002\u5916\u90e8\u304b\u3089\u4e0e\u3048\u308b\u30de\u30a4\u30af\u30ed\u6ce2\u30dd\u30f3\u30d7\u3092\u4f7f\u3063\u305f\u300c\u56db\u5149\u6ce2\u6df7\u5408\u300d\u306b\u3088\u308a\u3001\u5149\u5b50\u3092\u6b21\u306e\u5171\u632f\u5668\u3078\u79fb\u3059\u3068\u540c\u6642\u306b\u3001\u5bfe\u5fdc\u3059\u308b\u91cf\u5b50\u30d3\u30c3\u30c8\u3092\u52b1\u8d77\u72b6\u614b\u306b\u3057\u307e\u3059\u3002\u52b1\u8d77\u72b6\u614b\u3068\u306f\u3001\u305d\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u84c4\u3048\u3089\u308c\u305f\u72b6\u614b\u3067\u3001\u901a\u904e\u306e\u5370\u3068\u3057\u3066\u8aad\u307f\u51fa\u305b\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u904e\u7a0b\u3092\u4e8c\u6bb5\u3064\u306a\u3050\u3068\u3001\u5165\u529b\u5149\u5b50\u304c\u6700\u5f8c\u307e\u3067\u9032\u3093\u3060\u5834\u5408\u306b\u306f\u3001\u7b2c\u4e00\u30fb\u7b2c\u4e8c\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u5370\u304c\u6b8b\u308a\u307e\u3059\u3002\u4e00\u56de\u306e\u691c\u51fa\u7a93\u306e\u5f8c\u306b\u4e21\u65b9\u3092\u8aad\u307f\u3001\u4e8c\u3064\u3068\u3082\u52b1\u8d77\u3057\u3066\u3044\u308c\u3070\u691c\u51fa\u3068\u3057\u3066\u6570\u3048\u307e\u3059\u3002\u3053\u308c\u306f\u5149\u5b50\u3092\u30b3\u30d4\u30fc\u3057\u3066\u4e8c\u3064\u306b\u5897\u3084\u3059\u4ed5\u7d44\u307f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30dd\u30f3\u30d7\u304b\u3089\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u53d7\u3051\u53d6\u308a\u306a\u304c\u3089\u5149\u5b50\u306e\u5468\u6ce2\u6570\u3092\u5909\u63db\u3057\u3001\u305d\u306e\u901a\u904e\u306b\u4f34\u3046\u5370\u3092\u4e8c\u6bb5\u3067\u6b8b\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><a href=\"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/11\/qs-microwave-cascade-photon-20261105-figure3-25372a6991dd.png\"><img decoding=\"async\" src=\"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/11\/qs-microwave-cascade-photon-20261105-figure3-25372a6991dd.png\" style=\"max-width:100%;height:auto\" alt=\"\u5165\u529b\u5149\u5b50\u304c\u7b2c\u4e00\u6bb5\u3068\u7b2c\u4e8c\u6bb5\u3092\u9806\u306b\u901a\u308a\u3001\u4e8c\u3064\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u5370\u3092\u6b8b\u3059\u3002\u4e21\u65b9\u306e\u5370\u304c\u3042\u308b\u5834\u5408\u3092\u63a1\u7528\u3057\u3001\u7247\u5074\u3060\u3051\u306e\u5370\u306f\u9664\u5916\u3059\u308b\u3002\u305f\u3060\u3057\u5b9f\u969b\u306b\u5165\u308b\u71b1\u5149\u5b50\u3082\u4e21\u65b9\u306e\u5370\u3092\u6b8b\u3059\u3002\"><\/a><figcaption>\u4e8c\u6bb5\u306e\u691c\u51fa\u3068\u4e00\u81f4\u5224\u5b9a\u306e\u5f79\u5272\u3092\u6574\u7406\u3057\u305f\u6982\u5ff5\u56f3\u3002Quantum Sea\u4f5c\u6210\u3002\u5b9f\u969b\u306e\u914d\u7dda\u3084\u30a8\u30cd\u30eb\u30ae\u30fc\u6e96\u4f4d\u3092\u8868\u3059\u56f3\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/figcaption><\/figure>\n<h2>\u6e1b\u3089\u305b\u308b\u8aa4\u5831\u3068\u3001\u6b8b\u308b\u5149\u5b50\u3092\u5206\u3051\u308b<\/h2>\n<p>\u91cf\u5b50\u30d3\u30c3\u30c8\u306f\u3001\u4fe1\u53f7\u5149\u5b50\u304c\u6765\u306a\u304f\u3066\u3082\u5076\u7136\u52b1\u8d77\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u6bb5\u3060\u3051\u306e\u691c\u51fa\u5668\u3067\u306f\u3001\u305d\u306e\u52b1\u8d77\u3092\u5149\u5b50\u306e\u5230\u6765\u3068\u53d6\u308a\u9055\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4e8c\u6bb5\u306e\u5224\u5b9a\u3067\u306f\u3001\u7b2c\u4e00\u3060\u3051\u3001\u307e\u305f\u306f\u7b2c\u4e8c\u3060\u3051\u306b\u5370\u304c\u3042\u308b\u7d50\u679c\u3092\u6368\u3066\u3089\u308c\u307e\u3059\u3002\u4e92\u3044\u306b\u72ec\u7acb\u3057\u305f\u8aa4\u53cd\u5fdc\u304c\u540c\u3058\u691c\u51fa\u7a93\u3067\u91cd\u306a\u308b\u78ba\u7387\u306f\u3001\u305d\u308c\u305e\u308c\u304c\u5358\u72ec\u3067\u8d77\u3053\u308b\u78ba\u7387\u3088\u308a\u5c0f\u3055\u304f\u306a\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u4e8c\u6bb5\u306b\u5171\u901a\u3059\u308b\u539f\u56e0\u3067\u8aa4\u53cd\u5fdc\u304c\u8d77\u304d\u308c\u3070\u3001\u4e00\u81f4\u3057\u3066\u3044\u3066\u3082\u6b63\u3057\u3044\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u5468\u56f2\u306e\u71b1\u306b\u7531\u6765\u3059\u308b\u5149\u5b50\u304c\u5165\u529b\u7dda\u304b\u3089\u5165\u308b\u3068\u3001\u305d\u308c\u306f\u691c\u51fa\u5668\u306b\u3068\u3063\u3066\u672c\u7269\u306e\u5149\u5b50\u3067\u3059\u3002\u8abf\u3079\u305f\u3044\u4fe1\u53f7\u306b\u542b\u307e\u308c\u308b\u5149\u5b50\u304b\u3001\u80cc\u666f\u306e\u71b1\u5149\u5b50\u304b\u306f\u3001\u4e8c\u3064\u306e\u5370\u3060\u3051\u3067\u306f\u533a\u5225\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u8ad6\u6587\u306f\u3001\u4fe1\u53f7\u3092\u5165\u308c\u306a\u3044\u3068\u304d\u306b\u3082\u6570\u3048\u3089\u308c\u308b\u53cd\u5fdc\u7387\u3092\u300c\u6697\u8a08\u6570\u7387\u300d\u3068\u3057\u3066\u6e2c\u308a\u3001\u71b1\u5149\u5b50\u306b\u3088\u308b\u6210\u5206\u3068\u691c\u51fa\u5668\u56fa\u6709\u306e\u6210\u5206\u3092\u5206\u3051\u3066\u3044\u307e\u3059\u3002\u6700\u826f\u611f\u5ea6\u306e\u8a2d\u5b9a\u3067\u306f\u3001\u7dcf\u6697\u8a08\u6570\u7387\u306f\u6bce\u79d2\u7d041.2\u56de\u3002\u305d\u306e\u5185\u8a33\u306f\u71b1\u7531\u6765\u304c\u6bce\u79d2\u7d040.64\u56de\u3001\u691c\u51fa\u5668\u56fa\u6709\u304c\u6bce\u79d2\u7d040.58\u56de\u3068\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e8c\u6bb5\u5316\u3067\u5185\u90e8\u306e\u8aa4\u5831\u3092\u6e1b\u3089\u3057\u305f\u5148\u3067\u306f\u3001\u5165\u529b\u306e\u6e29\u5ea6\u3084\u5e2f\u57df\u3092\u6574\u3048\u308b\u3053\u3068\u3082\u52b9\u3044\u3066\u304d\u307e\u3059\u3002<\/p>\n<h2>\u52b9\u738750%\u3068\u6700\u826f\u611f\u5ea6\u306f\u3001\u540c\u3058\u904b\u8ee2\u6761\u4ef6\u3067\u306f\u306a\u3044<\/h2>\n<p>\u5149\u5b50\u3092\u9003\u3055\u305a\u53d7\u3051\u53d6\u308b\u3053\u3068\u3068\u3001\u5f31\u3044\u4fe1\u53f7\u3092\u80cc\u666f\u304b\u3089\u898b\u5206\u3051\u308b\u3053\u3068\u306f\u3001\u540c\u3058\u6307\u6a19\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4e8c\u6bb5\u3067\u5370\u3092\u8981\u6c42\u3059\u308b\u3068\u3001\u9014\u4e2d\u306e\u5149\u5b50\u640d\u5931\u3001\u91cf\u5b50\u30d3\u30c3\u30c8\u306e\u52b1\u8d77\u304c\u6d88\u3048\u308b\u7de9\u548c\u3001\u8aad\u307f\u51fa\u3057\u306e\u5931\u6557\u306e\u3044\u305a\u308c\u3082\u53d6\u308a\u3053\u307c\u3057\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u8aad\u307f\u51fa\u3057\u3084\u521d\u671f\u5316\u306e\u9593\u306b\u5149\u5b50\u3092\u53d7\u3051\u53d6\u308c\u306a\u3044\u6642\u9593\u3082\u3001\u5168\u4f53\u306e\u691c\u51fa\u52b9\u7387\u306b\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<p>\u8ad6\u6587\u306e\u8868III\u306b\u306f\u3001\u65b0\u3057\u3044\u691c\u51fa\u5668\u306e\u4e8c\u3064\u306e\u8a2d\u5b9a\u304c\u4e26\u3093\u3067\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u540c\u3058\u88c5\u7f6e\u306e\u6bd4\u8f03\u3067\u3059\u3002\u30dd\u30f3\u30d7\u632f\u5e45\u3092\u8868\u3059\u30d1\u30e9\u30e1\u30fc\u30bf\u03be\u3092\u5c0f\u3055\u304f\u3059\u308b\u3068\u3001\u53d7\u3051\u5165\u308c\u308b\u5e2f\u57df\u304c\u72ed\u307e\u308a\u3001\u71b1\u306b\u3088\u308b\u6697\u8a08\u6570\u306a\u3069\u3092\u6291\u3048\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\u691c\u51fa\u52b9\u7387\u306f\u4e0b\u304c\u308a\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-table\" style=\"overflow-x:auto;max-width:100%\">\n<table style=\"min-width:620px;width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th>\u6e2c\u308b\u91cf<\/th>\n<th>\u52b9\u7387\u3092\u9ad8\u3081\u305f\u8a2d\u5b9a\uff08\u03be = 0.08\uff09<\/th>\n<th>\u6700\u826f\u611f\u5ea6\u306e\u8a2d\u5b9a\uff08\u03be = 0.04\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th>\u691c\u51fa\u52b9\u7387<\/th>\n<td>50 \u00b1 1%<\/td>\n<td>35 \u00b1 1%<\/td>\n<\/tr>\n<tr>\n<th>\u7dcf\u6697\u8a08\u6570\u7387<\/th>\n<td>5.2 \u00b1 0.2\u56de\/\u79d2<\/td>\n<td>1.2 \u00b1 0.1\u56de\/\u79d2<\/td>\n<\/tr>\n<tr>\n<th>\u691c\u51fa\u5e2f\u57df\u306e\u5e45\uff08\u534a\u5024\u5168\u5e45\uff09<\/th>\n<td>600 kHz<\/td>\n<td>230 kHz<\/td>\n<\/tr>\n<tr>\n<th>\u611f\u5ea6 S\uff08\u5c0f\u3055\u3044\u307b\u3069\u826f\u3044\uff09<\/th>\n<td>\uff083.6 \u00b1 0.1\uff09\u00d710<sup>\u221223<\/sup> W\/\u221aHz<\/td>\n<td>\uff082.4 \u00b1 0.1\uff09\u00d710<sup>\u221223<\/sup> W\/\u221aHz<\/td>\n<\/tr>\n<\/tbody>\n<\/table><figcaption>\u6587\u732e1\u3001\u8868III\u306ecSMPD2\u306e\u5024\u3002\u5165\u529b\u5468\u6ce2\u6570\u7d0411.722 GHz\u3068\u3001\u3053\u3053\u306b\u793a\u3059\u691c\u51fa\u5e2f\u57df\u306e\u5e45\u306f\u5225\u306e\u91cf\u3067\u3059\u3002<\/figcaption><\/figure>\n<p>\u611f\u5ea6S\u306f\u3001\u8ad6\u6587\u3067\u306f <em>S = hf\u221a\u03b1 \/ \u03b7<\/em> \u3068\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002hf\u306f\u5149\u5b50\u4e00\u500b\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3001\u03b1\u306f\u6697\u8a08\u6570\u7387\u3001\u03b7\u306f\u691c\u51fa\u52b9\u7387\u3067\u3059\u3002\u540c\u3058\u5165\u529b\u5468\u6ce2\u6570\u306a\u3089\u3001\u6697\u8a08\u6570\u3092\u6e1b\u3089\u3059\u3068\u826f\u304f\u306a\u308a\u3001\u52b9\u7387\u304c\u4e0b\u304c\u308b\u3068\u60aa\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u88c5\u7f6e\u3067\u306f\u52b9\u7387\u306e\u4f4e\u4e0b\u3088\u308a\u3082\u6697\u8a08\u6570\u3092\u6e1b\u3089\u3059\u52b9\u679c\u304c\u52dd\u3061\u3001\u5f8c\u8005\u306e\u8a2d\u5b9a\u3067\u611f\u5ea6\u304c\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>W\/\u221aHz\u3068\u3044\u3046\u5358\u4f4d\u306f\u3001\u6e2c\u5b9a\u306e\u6642\u9593\u3084\u5e2f\u57df\u3092\u6bd4\u8f03\u3067\u304d\u308b\u3088\u3046\u306b\u898f\u683c\u5316\u3057\u305f\u96d1\u97f3\u306e\u6307\u6a19\u3067\u3059\u3002\u5341\u5206\u306a\u7a4d\u7b97\u6642\u9593\u3067\u6697\u8a08\u6570\u3092\u7d71\u8a08\u7684\u306b\u6271\u3046\u5b9a\u7fa9\u3067\u3042\u308a\u3001\u3053\u306e\u5024\u306e\u96fb\u529b\u3092\u3069\u3093\u306a\u6e2c\u5b9a\u6642\u9593\u3067\u3082\u78ba\u5b9f\u306b\u691c\u51fa\u3067\u304d\u308b\u3001\u3068\u3044\u3046\u4fdd\u8a3c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u52b9\u7387\u306f\u5f31\u3044\u30b3\u30d2\u30fc\u30ec\u30f3\u30c8\u306a\u30de\u30a4\u30af\u30ed\u6ce2\u3092\u5165\u529b\u3057\u3066\u6821\u6b63\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4efb\u610f\u306e\u5358\u4e00\u5149\u5b50\u6e90\u3084\u3042\u3089\u3086\u308b\u6ce2\u5f62\u306b\u3064\u3044\u3066\u3001\u540c\u3058\u6570\u5024\u3092\u76f4\u63a5\u6e2c\u3063\u305f\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h2>\u6e2c\u308a\u305f\u3044\u4fe1\u53f7\u306b\u5408\u308f\u305b\u3066\u3001\u4f55\u3092\u512a\u5148\u3059\u308b\u304b<\/h2>\n<p>\u305f\u3068\u3048\u3070\u3001\u5149\u5b50\u304c\u5165\u308b\u5468\u6ce2\u6570\u3092\u3042\u3089\u304b\u3058\u3081\u72ed\u304f\u5b9a\u3081\u3089\u308c\u308b\u6e2c\u5b9a\u306a\u3089\u3001\u5e2f\u57df\u3092\u7d5e\u3063\u3066\u6697\u8a08\u6570\u3092\u6e1b\u3089\u3059\u8a2d\u5b9a\u304c\u5f79\u7acb\u3064\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5e83\u3044\u5468\u6ce2\u6570\u7bc4\u56f2\u3092\u53d7\u3051\u53d6\u308a\u305f\u3044\u5834\u5408\u306b\u306f\u3001\u52b9\u7387\u3068\u5e2f\u57df\u3092\u4fdd\u3064\u8a2d\u5b9a\u3082\u6bd4\u8f03\u5bfe\u8c61\u306b\u306a\u308a\u307e\u3059\u3002\u6700\u5c0f\u306e\u611f\u5ea6\u3060\u3051\u3092\u898b\u3066\u3001\u3069\u3061\u3089\u306e\u6761\u4ef6\u3067\u3082\u512a\u308c\u305f\u691c\u51fa\u5668\u3060\u3068\u5224\u65ad\u3057\u306a\u3044\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u5b9f\u9a13\u304c\u793a\u3059\u306e\u306f\u3001\u4e8c\u3064\u306e\u6e2c\u5b9a\u7d50\u679c\u306e\u4e00\u81f4\u3092\u4f7f\u3044\u3001\u691c\u51fa\u5668\u5185\u90e8\u306e\u5076\u767a\u7684\u306a\u53cd\u5fdc\u3092\u6291\u3048\u308b\u6709\u52b9\u6027\u3067\u3059\u3002\u71b1\u5149\u5b50\u306e\u4f4e\u6e1b\u3001\u30dd\u30f3\u30d7\u306b\u3088\u308b\u52a0\u71b1\u3001\u30e1\u30e2\u30ea\u306e\u640d\u5931\u306a\u3069\u306f\u5f15\u304d\u7d9a\u304d\u6027\u80fd\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002\u8ad6\u6587\u304c\u6319\u3052\u308b\u5fae\u5f31\u306a\u30b9\u30d4\u30f3\u4fe1\u53f7\u306a\u3069\u3078\u306e\u5fdc\u7528\u306f\u3001\u3053\u306e\u691c\u51fa\u306e\u5de5\u592b\u3092\u6d3b\u7528\u3059\u308b\u5148\u306e\u8a71\u3067\u3001\u3059\u3079\u3066\u306e\u5fdc\u7528\u3067\u6027\u80fd\u304c\u5b9f\u8a3c\u3055\u308c\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u8ad6\u6587\u306f\u5b9f\u9a13\u7d50\u679c\u3092\u5831\u544a\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u3068\u30b3\u30fc\u30c9\u306f\u5408\u7406\u7684\u306a\u8981\u8acb\u306b\u5fdc\u3058\u3066\u63d0\u4f9b\u3059\u308b\u5f62\u3067\u3059\u3002\u516c\u958b\u3055\u308c\u305f\u5b9f\u88c5\u3092\u305d\u306e\u307e\u307e\u518d\u5b9f\u884c\u3067\u304d\u308b\u72b6\u614b\u3084\u3001\u7b2c\u4e09\u8005\u306b\u3088\u308b\u518d\u73fe\u306e\u78ba\u8a8d\u3068\u306f\u5206\u3051\u3066\u53d7\u3051\u6b62\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u51fa\u5178<\/h2>\n<ol>\n<li>Alexandre S. May\u307b\u304b\u300cNoise Mitigation in Single Microwave Photon Counting by Cascaded Quantum Measurements\u300darXiv:2502.14804v3\uff08\u521d\u7a3f2025\u5e742\u670820\u65e5\u3001\u6539\u8a022026\u5e7411\u67083\u65e5\uff09\u3002\u672c\u6587\u3001\u56f31\u30fb2\u30fb7\u30fb9\u3001\u8868III\u3001\u4ed8\u9332F\u301cI\u304a\u3088\u3073N\u3092\u53c2\u7167\u3002<a href=\"https:\/\/arxiv.org\/abs\/2502.14804v3\">\u8ad6\u6587\u6982\u8981\u3068\u7248\u60c5\u5831<\/a>\uff0f<a href=\"https:\/\/arxiv.org\/pdf\/2502.14804v3\">\u8ad6\u6587PDF<\/a>\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u3068\u3066\u3082\u5f31\u3044\u30de\u30a4\u30af\u30ed\u6ce2\u3092\u6e2c\u308b\u3068\u304d\u3001\u5149\u5b50\u304c\u6765\u305f\u3068\u3044\u3046\u4fe1\u53f7\u3092\u5897\u5e45\u3059\u308b\u3060\u3051\u3067\u306f\u8db3\u308a\u307e\u305b\u3093\u3002\u5149\u5b50\u304c\u6765\u3066\u3044\u306a\u3044\u306e\u306b\u691c\u51fa\u5668\u304c\u53cd\u5fdc\u3059\u308b\u300c\u8aa4\u5831\u300d\u304c\u3001\u63a2\u3057\u305f\u3044\u4fe1\u53f7\u306b\u7d1b\u308c\u3066\u3057\u307e\u3046\u304b\u3089\u3067\u3059\u3002\u4e8c\u3064\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u9806\u756a\u306b\u691c\u51fa\u306e\u5370\u3092\u6b8b\u3057\u3001\u4e21\u65b9\u306b\u5370\u304c\u3042\u308b [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2340,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":false,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[30],"tags":[464],"class_list":["post-2342","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-computing","tag-cascaded-microwave-photon-counting"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/11\/qs-microwave-cascade-photon-20261105-aa9d173f74f2.png","_links":{"self":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/2342","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2342"}],"version-history":[{"count":1,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/2342\/revisions"}],"predecessor-version":[{"id":2345,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/2342\/revisions\/2345"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/media\/2340"}],"wp:attachment":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}