{"id":2089,"date":"2026-11-03T01:00:00","date_gmt":"2026-11-02T16:00:00","guid":{"rendered":"https:\/\/quantumsea.net\/?p=2089"},"modified":"2026-11-01T02:47:00","modified_gmt":"2026-10-31T17:47:00","slug":"qs-l-coupler-modular-nighthawk-20261101","status":"publish","type":"post","link":"https:\/\/quantumsea.net\/?p=2089","title":{"rendered":"IBM\u306e\u91cf\u5b50\u30c1\u30c3\u30d7\u309280cm\u306e\u30b1\u30fc\u30d6\u30eb\u3067\u7d50\u3076\u3001\u72b6\u614b\u8ee2\u9001\u3068\u9060\u9694\u30b2\u30fc\u30c8\u306e\u9055\u3044"},"content":{"rendered":"<p>\u91cf\u5b50\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u5927\u304d\u304f\u3059\u308b\u65b9\u6cd5\u306f\u3001\u4e00\u679a\u306e\u30c1\u30c3\u30d7\u306b\u91cf\u5b50\u30d3\u30c3\u30c8\u3092\u8a70\u3081\u8fbc\u3080\u3053\u3068\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8907\u6570\u306e\u30c1\u30c3\u30d7\u3092\u91cf\u5b50\u7684\u306b\u3064\u306a\u304e\u3001\u96e2\u308c\u305f\u5834\u6240\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u3092\u4e00\u7dd2\u306b\u64cd\u4f5c\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30b1\u30fc\u30d6\u30eb\u3092\u53d6\u308a\u4ed8\u3051\u308c\u3070\u3001\u305d\u306e\u307e\u307e\u4e00\u53f0\u306e\u8a08\u7b97\u6a5f\u3068\u3057\u3066\u4f7f\u3048\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u63a5\u70b9\u3067\u5931\u308f\u308c\u308b\u4fe1\u53f7\u3001\u51b7\u5374\u4e2d\u306e\u78c1\u5834\u3001\u91cf\u5b50\u72b6\u614b\u3092\u53d7\u3051\u6e21\u3059\u305f\u3081\u306b\u5897\u3048\u308b\u64cd\u4f5c\u304c\u3001\u8a08\u7b97\u306e\u8aa4\u308a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n<p>IBM 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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>\u53d6\u308a\u4ed8\u3051\u6e08\u307f\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u3078\u3001\u5782\u76f4\u65b9\u5411\u304b\u3089\u63a5\u7d9a\u3067\u304d\u308b4\u672c\u306eL-coupler\u3092\u8a66\u4f5c\u3002\u91cf\u5b50\u72b6\u614b\u8ee2\u9001\u306e\u5fe0\u5b9f\u5ea6\u306f\u5e73\u574799.00%\u3067\u3057\u305f\u3002<\/li>\n<li>\u30c1\u30c3\u30d7\u3092\u307e\u305f\u3050CZ\u30b2\u30fc\u30c8\u306e\u5fe0\u5b9f\u5ea6\u306f\u5e73\u574794.75%\u3002\u72b6\u614b\u8ee2\u9001\u306b\u52a0\u3048\u3066\u5fc5\u8981\u306a\u5c40\u6240\u30b2\u30fc\u30c8\u306a\u3069\u306e\u8ca0\u62c5\u304c\u3001\u540c\u3058\u63a5\u7d9a\u3067\u3082\u7570\u306a\u308b\u6210\u7e3e\u3092\u751f\u307f\u307e\u3059\u3002<\/li>\n<li>\u51b7\u5374\u6642\u306e\u78c1\u5834\u3001\u63a5\u70b9\u306e\u7d44\u307f\u7acb\u3066\u3084\u3059\u3055\u3001\u8907\u6570\u7d4c\u8def\u306e\u540c\u6642\u52d5\u4f5c\u307e\u3067\u8abf\u3079\u305f\u5b9f\u9a13\u3067\u3059\u3002240\u91cf\u5b50\u30d3\u30c3\u30c8\u5168\u90e8\u3092\u4f7f\u3046\u8a08\u7b97\u3084\u3001\u8aa4\u308a\u8a02\u6b63\u3055\u308c\u305f\u5927\u898f\u6a21\u8a08\u7b97\u3092\u5b9f\u8a3c\u3057\u305f\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<\/section>\n<h2>\u8a08\u7b97\u7528\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u304b\u3089\u3001\u30b1\u30fc\u30d6\u30eb\u3078\u6a4b\u3092\u67b6\u3051\u308b<\/h2>\n<p>\u4eca\u56de\u306eL-coupler\u306f\u3001\u5358\u306a\u308b\u9577\u3044\u914d\u7dda\u306e\u540d\u524d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8a08\u7b97\u3092\u62c5\u3046\u30c1\u30c3\u30d7\u5185\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u3068\u3001\u63a5\u7d9a\u5c02\u7528\u306eL-qubit\u3001\u7d50\u5408\u306e\u5f37\u3055\u3092\u8abf\u7bc0\u3059\u308b\u56de\u8def\u3001\u30c1\u30c3\u30d7\u3068\u306e\u63a5\u70b9\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u540c\u8ef8\u30b1\u30fc\u30d6\u30eb\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u7d4c\u8def\u3067\u3059\u3002\u53cd\u5bfe\u5074\u306b\u3082\u5bfe\u5fdc\u3059\u308b\u7d20\u5b50\u3092\u7f6e\u304d\u307e\u3059\u3002<\/p>\n<p>L-qubit\u306f\u52d5\u4f5c\u5468\u6ce2\u6570\u3092\u5909\u3048\u3089\u308c\u308b\u91cf\u5b50\u30d3\u30c3\u30c8\u3067\u3059\u3002\u30b1\u30fc\u30d6\u30eb\u3068\u306e\u7d50\u5408\u3092\u5207\u308a\u66ff\u3048\u308bi2m coupler\u3068\u5354\u8abf\u3057\u3066\u3001\u91cf\u5b50\u72b6\u614b\u3092\u30b1\u30fc\u30d6\u30eb\u306e\u5b9a\u5728\u6ce2\u30e2\u30fc\u30c9\u3078\u6e21\u3057\u307e\u3059\u3002\u5b9a\u5728\u6ce2\u30e2\u30fc\u30c9\u3068\u306f\u3001\u30b1\u30fc\u30d6\u30eb\u306e\u9577\u3055\u306b\u5bfe\u5fdc\u3057\u3066\u5b9a\u307e\u308b\u96fb\u78c1\u5834\u306e\u632f\u52d5\u306e\u4ed5\u65b9\u3067\u3059\u3002\u4eca\u56de\u306e\u63a5\u7d9a\u3067\u306f\u3001\u96a3\u306e\u30e2\u30fc\u30c9\u3068\u306e\u5468\u6ce2\u6570\u9593\u9694\u304c\u7d04150MHz\u306a\u306e\u306b\u5bfe\u3057\u3001\u7d50\u5408\u306f8\u301c9MHz\u7a0b\u5ea6\u3002\u7d045GHz\u306e\u4e00\u3064\u306e\u30e2\u30fc\u30c9\u3092\u9078\u3073\u3001\u4e2d\u7d99\u306b\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u69cb\u6210\u306e\u5229\u70b9\u306f\u3001\u8a08\u7b97\u7528\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u3068\u63a5\u7d9a\u7528\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u3092\u5206\u3051\u3066\u8a2d\u8a08\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002\u4e00\u65b9\u3067\u3001\u5225\u306e\u30c1\u30c3\u30d7\u306e\u8a08\u7b97\u7528\u91cf\u5b50\u30d3\u30c3\u30c8\u306b\u4f5c\u7528\u3055\u305b\u308b\u306b\u306f\u3001\u9014\u4e2d\u306e\u7d20\u5b50\u3078\u72b6\u614b\u3092\u79fb\u3059\u64cd\u4f5c\u304c\u5897\u3048\u307e\u3059\u3002\u30b1\u30fc\u30d6\u30eb\u3060\u3051\u306e\u6027\u80fd\u3092\u6539\u5584\u3057\u3066\u3082\u3001\u7d4c\u8def\u5168\u4f53\u306e\u8aa4\u308a\u304c\u540c\u3058\u5272\u5408\u3067\u6e1b\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p>\n<h2>99%\u306e\u72b6\u614b\u8ee2\u9001\u3068\u300194.75%\u306e\u9060\u9694\u30b2\u30fc\u30c8<\/h2>\n<p>\u307e\u305a\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u3001\u5404\u30b1\u30fc\u30d6\u30eb\u306e\u4e21\u7aef\u306b\u3042\u308bL-qubit\u9593\u3067\u3001\u91cf\u5b50\u72b6\u614b\u3092\u3069\u308c\u3060\u3051\u6b63\u78ba\u306b\u6e21\u305b\u308b\u304b\u8abf\u3079\u307e\u3057\u305f\u3002\u72b6\u614b\u306e\u6e96\u5099\u3068\u6e2c\u5b9a\u306b\u7531\u6765\u3059\u308b\u8aa4\u5dee\u3092\u5206\u96e2\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30d9\u30f3\u30c1\u30de\u30fc\u30ad\u30f3\u30b0\u3067\u30014\u7d4c\u8def\u3092\u305d\u308c\u305e\u308c\u4e21\u65b9\u5411\u304b\u3089\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u30024\u7d4c\u8def\u306e\u5e73\u5747\u5fe0\u5b9f\u5ea6\u306f99.00%\u3001\u6700\u826f\u306e\u7d4c\u8def\u306f99.29\u00b10.07%\u3067\u3057\u305f\u3002\u5fe0\u5b9f\u5ea6\u306f\u610f\u56f3\u3057\u305f\u64cd\u4f5c\u3078\u306e\u8fd1\u3055\u3092\u8868\u3059\u6307\u6a19\u3067\u3001\u8a18\u4e8b\u3092\u8aad\u3080\u969b\u306b\u306f\u4f55\u3092\u5bfe\u8c61\u306b\u6e2c\u3063\u305f\u5024\u304b\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<p>\u6b21\u306b\u884c\u3063\u305f\u306e\u306f\u3001\u7570\u306a\u308b\u30c1\u30c3\u30d7\u306e\u8a08\u7b97\u7528\u91cf\u5b50\u30d3\u30c3\u30c8\u9593\u306eCZ\u30b2\u30fc\u30c8\u3067\u3059\u3002CZ\u306f\u30012\u91cf\u5b50\u30d3\u30c3\u30c8\u306e\u7279\u5b9a\u306e\u72b6\u614b\u306b\u6761\u4ef6\u4ed8\u304d\u3067\u4f4d\u76f8\u3092\u52a0\u3048\u308b\u64cd\u4f5c\u3067\u3001\u5358\u4e00\u91cf\u5b50\u30d3\u30c3\u30c8\u64cd\u4f5c\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u91cf\u5b50\u3082\u3064\u308c\u3092\u4f5c\u308c\u307e\u3059\u3002\u4eca\u56de\u306e\u5b9f\u88c5\u3067\u306f\u30012\u56de\u306e\u72b6\u614b\u8ee2\u9001\u30013\u56de\u306e\u5c40\u6240CZ\u30b2\u30fc\u30c8\u30014\u56de\u306e\u5358\u4e00\u91cf\u5b50\u30d3\u30c3\u30c8\u30b2\u30fc\u30c8\u306a\u3069\u3092\u4e00\u3064\u306e\u9060\u9694\u64cd\u4f5c\u3078\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6e2c\u3063\u305f\u5bfe\u8c61<\/th>\n<th>\u5831\u544a\u5024<\/th>\n<th>\u6bd4\u8f03\u3059\u308b\u3068\u304d\u306e\u7bc4\u56f2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>L-qubit\u9593\u306e\u72b6\u614b\u8ee2\u9001<\/td>\n<td>\u5e73\u574799.00%\u3001\u6700\u826f99.29\u00b10.07%<\/td>\n<td>4\u7d4c\u8def\u306e\u4e21\u65b9\u5411\u3092\u8a55\u4fa1\u3002\u8a08\u7b97\u7528\u91cf\u5b50\u30d3\u30c3\u30c8\u9593\u306e\u4e00\u9023\u306e\u64cd\u4f5c\u3068\u306f\u7570\u306a\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u30c1\u30c3\u30d7\u9593\u306eCZ\u30b2\u30fc\u30c8<\/td>\n<td>\u5e73\u574794.75%\u3001\u6700\u826f96.42\u00b10.28%<\/td>\n<td>\u8ee2\u9001\u3068\u5c40\u6240\u30b2\u30fc\u30c8\u3092\u542b\u3080\u4e00\u9023\u306e\u64cd\u4f5c\u5168\u4f53<\/td>\n<\/tr>\n<tr>\n<td>6\u91cf\u5b50\u30d3\u30c3\u30c8\u306eGHZ\u72b6\u614b<\/td>\n<td>\u88dc\u6b63\u524d67.67\u00b10.66%\u3001\u8aad\u307f\u51fa\u3057\u88dc\u6b63\u5f8c90.87\u00b10.74%<\/td>\n<td>\u51fa\u6765\u4e0a\u304c\u3063\u305f\u72b6\u614b\u306e\u5fe0\u5b9f\u5ea6\u3002\u30b2\u30fc\u30c8\u306e\u5fe0\u5b9f\u5ea6\u3068\u306f\u6e2c\u5b9a\u5bfe\u8c61\u304c\u7570\u306a\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u9060\u9694CZ\u306e\u5e73\u5747\u5fe0\u5b9f\u5ea6\u306f94.75%\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u6700\u826f\u306e\u7d4c\u8def\u3067\u308296.42\u00b10.28%\u3067\u3001\u72b6\u614b\u8ee2\u9001\u306e99%\u3088\u308a\u4f4e\u3044\u5024\u3067\u3059\u3002\u3053\u308c\u306f\u77db\u76f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href=\"https:\/\/cyclewave.net\/?p=345\">IBM\u306e\u4f01\u696d\u89e3\u8aac<\/a>\u3067\u3082\u6574\u7406\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u51fa\u5178<\/h2>\n<ul>\n<li>Neereja M. Sundaresan et al., <a href=\"https:\/\/arxiv.org\/abs\/2610.29986v1\">Meter-scale quantum interconnects between large quantum processors<\/a>, arXiv:2610.29986v1\u30012026\u5e7410\u670821\u65e5\u516c\u958b\u3002<a href=\"https:\/\/arxiv.org\/pdf\/2610.29986v1\">\u672c\u6587\u30fbMethods\u30fbExtended Data\uff08PDF\uff09<\/a>\u3002\u67fb\u8aad\u524d\u306e\u30d7\u30ec\u30d7\u30ea\u30f3\u30c8\u3002\u6295\u7a3f\u5c65\u6b74\u306f10\u670821\u65e5\u3001PDF\u672c\u6587\u306e\u65e5\u4ed8\u8868\u8a18\u306f10\u670822\u65e5\u3067\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u91cf\u5b50\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u5927\u304d\u304f\u3059\u308b\u65b9\u6cd5\u306f\u3001\u4e00\u679a\u306e\u30c1\u30c3\u30d7\u306b\u91cf\u5b50\u30d3\u30c3\u30c8\u3092\u8a70\u3081\u8fbc\u3080\u3053\u3068\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8907\u6570\u306e\u30c1\u30c3\u30d7\u3092\u91cf\u5b50\u7684\u306b\u3064\u306a\u304e\u3001\u96e2\u308c\u305f\u5834\u6240\u306e\u91cf\u5b50\u30d3\u30c3\u30c8\u3092\u4e00\u7dd2\u306b\u64cd\u4f5c\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30b1\u30fc\u30d6\u30eb\u3092\u53d6\u308a\u4ed8\u3051\u308c\u3070\u3001\u305d\u306e\u307e\u307e\u4e00\u53f0 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2088,"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":[414],"class_list":["post-2089","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-computing","tag-l-coupler"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/11\/qs-l-coupler-modular-nighthawk-20261101-f0b44221942c.png","_links":{"self":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/2089","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=2089"}],"version-history":[{"count":1,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/2089\/revisions"}],"predecessor-version":[{"id":2090,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/2089\/revisions\/2090"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/media\/2088"}],"wp:attachment":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2089"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2089"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2089"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}