S-2S Spectroscopy
at J-PARC<\/h1>\r\n\r\n<\/div>\r\n\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\u304c\u62d3\u304f\u3001\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u306e\u4e16\u754c<\/p>\r\n
Unveiling multi-strangeness systems using the world's most intense hadron beam
and the dedicated S-2S spectrometer designed by Kyoto University.<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n
\r\n\r\n\r\nThe Two Pillars<\/h2>\r\n
Unmatched Intensity & Precision<\/p>\r\n<\/div>\r\n\r\n
\r\n\r\n<\/i> High Intensity Beam<\/h3>\r\n
J-PARC K1.8 Beamline:<\/strong>
\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\uff08K \u4e2d\u9593\u5b50\u30d3\u30fc\u30e0\uff09\u3092\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u751f\u6210\u65ad\u9762\u7a4d\u306e\u5c0f\u3055\u306a\u4e8c\u91cd\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u7cfb\uff08\u30b0\u30b6\u30a4\u30cf\u30a4\u30d1\u30fc\u6838\u3084\u30c0\u30d6\u30eb\u30e9\u30e0\u30c0\u30cf\u30a4\u30d1\u30fc\u6838\uff09\u306e\u7814\u7a76\u304c\u521d\u3081\u3066\u73fe\u5b9f\u7684\u306a\u7d71\u8a08\u7cbe\u5ea6\u3067\u53ef\u80fd\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\r\n\r\nKey References:<\/strong>\r\n\r\n- [NIM A 266 (2008)] Beamline Overview<\/a><\/li>\r\n
- [PTEP 2012] Experimental Facility<\/a><\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n
<\/i> S-2S Spectrometer<\/h3>\r\n
Strangeness -2 Spectrometer:<\/strong>
\u4eac\u90fd\u5927\u5b66\u30c1\u30fc\u30e0\u304c\u4e3b\u4f53\u3068\u306a\u3063\u3066\u8a2d\u8a08\u3057\u305f\u3001S = -2 \u7cfb\u7269\u7406\u5c02\u7528\u306e\u9ad8\u5206\u89e3\u80fd\u78c1\u6c17\u5206\u5149\u5668\u3067\u3059\u3002 \u5927\u5f37\u5ea6\u30d3\u30fc\u30e0\u4e0b\u3067\u3082\u52d5\u4f5c\u3057\u3001\u30b0\u30b6\u30a4\u30cf\u30a4\u30d1\u30fc\u6838\u306e\u6b20\u640d\u8cea\u91cf\u5206\u5149\u306b\u304a\u3044\u3066\u4e16\u754c\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u5206\u89e3\u80fd\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\r\n\r\nKey References:<\/strong>\r\n\r\n- [EPJ Conf. 271 (2022)] S-2S Spectrometer and Projects<\/a><\/li>\r\n
- [NIM A 817(2016)] S-2S Cherenkov Detector<\/a><\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n\r\n
\r\nScientific Goals
\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u306e\u5c55\u958b<\/span><\/h2>\r\n\r\n\r\n![](\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/Xi_hypernucleus.jpg\")
<\/div>\r\n\r\n\u039e Hypernuclei<\/h3>\r\n
\u30b0\u30b6\u30a4 (\u039e) \u30cf\u30a4\u30d1\u30fc\u6838\u5206\u5149:<\/strong>
12C(K-<\/sup>, K+<\/sup>)\u53cd\u5fdc\u7b49\u3092\u7528\u3044\u3001\u039e \u7c92\u5b50\u304c\u539f\u5b50\u6838\u306b\u675f\u7e1b\u3055\u308c\u305f\u72b6\u614b\u3092\u6b20\u640d\u8cea\u91cf\u6cd5\u3067\u63a2\u7d22\u3002\u039eN \u76f8\u4e92\u4f5c\u7528\u306e\u5f15\u529b\u30fb\u65a5\u529b\u306e\u6027\u8cea\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n![](\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/Xi_hyperatom.jpg\")
<\/div>\r\n\r\n\u039e-Atom X-ray<\/h3>\r\n
\u30b0\u30b6\u30a4 (\u039e) \u539f\u5b50 X \u7dda\u5206\u5149:<\/strong>
\u039e \u304c\u539f\u5b50\u8ecc\u9053\u3092\u9077\u79fb\u3059\u308b\u969b\u306b\u767a\u3059\u308b X \u7dda\u3092\u6e2c\u5b9a\u3002\u539f\u5b50\u6838\u8868\u9762\u4ed8\u8fd1\u306e\u9060\u8ddd\u96e2\u306b\u304a\u3051\u308b \u039eN \u76f8\u4e92\u4f5c\u7528\u3084\u3001\u039e \u7c92\u5b50\u306e\u5438\u53ce\u904e\u7a0b\u3092\u63a2\u308a\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n![](\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/Lambda-Nucleon_Interaction_black.jpg\")
<\/div>\r\n\r\n\u039bN Interaction<\/h3>\r\n
\u039bN \u76f8\u4e92\u4f5c\u7528\u3068 CSB \u7814\u7a76:<\/strong>
J-PARC \u306b\u304a\u3044\u3066 (\u03c0+<\/sup>,K+<\/sup>) \u53cd\u5fdc\u3001(\u03c0-<\/sup>,K+)\u53cd\u5fdc\u7b49\u306b\u3088\u308b\u9ad8\u7cbe\u5ea6 \u039b \u30cf\u30a4\u30d1\u30fc\u6838\u6e2c\u5b9a\u3002\u7279\u306b \u039bN \u9593\u306b\u304a\u3051\u308b\u8377\u96fb\u5bfe\u79f0\u6027\u306e\u7834\u308c (CSB) \u3092\u7a76\u660e\u3057\u3001\u5f37\u3044\u76f8\u4e92\u4f5c\u7528\u306e\u7406\u89e3\u3092\u6df1\u3081\u307e\u3059\u3002<\/sup><\/sup><\/p>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n\r\n\r\nFacility & Setup
\u5b9f\u9a13\u65bd\u8a2d\u3068\u5206\u5149\u5668\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/span><\/h2>\r\n\r\n\r\nThe S-2S Spectrometer System<\/h3>\r\n\r\n ![\"S-2S](\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/s-2s_photo_2.jpg\")
\r\nFigure: Photograph of the S-2S spectrometer at J-PARC K1.8 beamline.<\/p>\r\n<\/div>\r\n
\r\nS-2S (Strangeness -2 Spectrometer)<\/strong> \u306f\u3001\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u91cf\u5b50\u6570 S=-2 \u306e\u7269\u7406\u3092\u63a2\u6c42\u3059\u308b\u305f\u3081\u306b\u958b\u767a\u3055\u308c\u305f\u5c02\u7528\u306e\u78c1\u6c17\u5206\u5149\u5668\u3067\u3059\u3002 \u4eac\u90fd\u5927\u5b66\u306e\u7814\u7a76\u30c1\u30fc\u30e0\u304c\u4e3b\u4f53\u3068\u306a\u308a\u8a2d\u8a08\u30fb\u5efa\u8a2d\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\r\n\r\n- \u27a4<\/span> \u9ad8\u5206\u89e3\u80fd (High Resolution):<\/strong> \u039e \u30cf\u30a4\u30d1\u30fc\u6838\u306e\u675f\u7e1b\u72b6\u614b\u3092\u5206\u96e2\u30fb\u8b58\u5225\u3059\u308b\u305f\u3081\u3001\u4e16\u754c\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u5206\u89e3\u80fd (2 MeV FWHM) \u3092\u76ee\u6307\u3057\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\r\n
- \u27a4<\/span> \u5927\u5f37\u5ea6\u30d3\u30fc\u30e0\u5bfe\u5fdc (High Intensity):<\/strong> J-PARC\u306e\u5927\u5f37\u5ea6K\u4e2d\u9593\u5b50\u30d3\u30fc\u30e0\u4e0b\u3067\u306e\u9ad8\u8a08\u6570\u7387\u74b0\u5883\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u3001\u9ad8\u901f\u5fdc\u7b54\u306e\u691c\u51fa\u5668\u7fa4\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/li>\r\n
- \u27a4<\/span> \u30b3\u30f3\u30d1\u30af\u30c8\u8a2d\u8a08:<\/strong> K1.8\u30d3\u30fc\u30e0\u30e9\u30a4\u30f3\u306e\u9650\u3089\u308c\u305f\u30b9\u30da\u30fc\u30b9\u306b\u8a2d\u7f6e\u53ef\u80fd\u306a\u3088\u3046\u3001\u307e\u305f\u77ed\u3044\u98db\u884c\u8ddd\u96e2\u3067 K \u4e2d\u9593\u5b50\u306e\u5d29\u58ca\u3092\u6291\u3048\u308b\u3088\u3046\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n\r\n
\r\nProject Roadmap
\u5b9f\u9a13\u306e\u9032\u5c55\u3068\u5c06\u6765\u8a08\u753b<\/span><\/h2>\r\n\r\n\r\n\r\n<\/div>\r\n2023<\/span>\r\nBeam Commissioning<\/h3>\r\n
\u30d3\u30fc\u30e0\u3092\u7528\u3044\u305f S-2S \u5206\u5149\u5668\u306e\u30b3\u30df\u30c3\u30b7\u30e7\u30cb\u30f3\u30b0\u3092\u958b\u59cb\u3002<\/p>\r\n<\/div>\r\n\r\n
\r\n<\/div>\r\n2025 June (Completed)<\/span>\r\nPhysics Run: E70 & E96<\/h3>\r\n
12<\/sup>C(K-<\/sup>, K+<\/sup>) \u306b\u3088\u308b \u039e \u30cf\u30a4\u30d1\u30fc\u6838\u6b20\u640d\u8cea\u91cf\u5206\u5149 (E70) \u304a\u3088\u3073\u00a0 \u039e \u539f\u5b50 X \u7dda\u5206\u5149 (E96) \u306e\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u5b8c\u4e86\u3002<\/p>\r\n<\/div>\r\n\r\n\r\n<\/div>\r\n2025 Nov - 2026<\/span>\r\nJ-PARC E63 Experiment<\/h3>\r\n
CSB\u7814\u7a76\u306e\u305f\u3081\u306e 4<\/sup>\u039b<\/sub>H(1+<\/sup>) \u72b6\u614b\u306e\u9ad8\u7cbe\u5ea6\u30ac\u30f3\u30de\u7dda\u5206\u5149\u3002<\/p>\r\n<\/div>\r\n\r\n\r\n<\/div>\r\nFuture Plans<\/span>\r\nNext Phase Experiments<\/h3>\r\n
E75 Phase 1 (A = 7 \u039e \u30cf\u30a4\u30d1\u30fc\u6838\u5206\u5149), E94 (CSB \u7814\u7a76), E90 (\u03a3N \u30ab\u30b9\u30d7\u63a2\u7d22) \u306a\u3069\u3092\u9806\u6b21\u5c55\u958b\u4e88\u5b9a\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n\r\n
\u2190 Back to Projects <\/a> |<\/span> Go to JLab HKS \u2192 <\/a><\/div>\r\n<\/div>\r\n<\/div>","protected":false},"excerpt":{"rendered":" \u6975\u5fae\u306e\u4e16\u754c\u3078 S-2S Spectroscopyat J-PARC \u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\u304c\u62d3\u304f\u3001\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u306e\u4e16\u754c Unveiling multi-strangeness systems […]","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-418","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"\ns2s | \u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7 Strangeness<\/title>\n<meta name=\"description\" content=\"\u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306eJ-PARC S-2S\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7d39\u4ecb\u3002\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\u3068\u72ec\u81ea\u8a2d\u8a08\u306eS-2S\u5206\u5149\u5668\u3092\u7528\u3044\u305f\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\uff08\u039e\u30cf\u30a4\u30d1\u30fc\u6838\u3001CSB\u3001\u039e\u539f\u5b50X\u7dda\u5206\u5149\uff09\u306e\u7814\u7a76\u6210\u679c\u3068\u5c06\u6765\u5c55\u671b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002 \/ J-PARC S-2S Project by Kyoto Univ. Group. Exploring multi-strangeness systems with the world's most intense hadron beam.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/s2s\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"s2s | \u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7 Strangeness\" \/>\n<meta property=\"og:description\" content=\"\u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306eJ-PARC S-2S\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7d39\u4ecb\u3002\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\u3068\u72ec\u81ea\u8a2d\u8a08\u306eS-2S\u5206\u5149\u5668\u3092\u7528\u3044\u305f\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\uff08\u039e\u30cf\u30a4\u30d1\u30fc\u6838\u3001CSB\u3001\u039e\u539f\u5b50X\u7dda\u5206\u5149\uff09\u306e\u7814\u7a76\u6210\u679c\u3068\u5c06\u6765\u5c55\u671b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002 \/ J-PARC S-2S Project by Kyoto Univ. Group. Exploring multi-strangeness systems with the world's most intense hadron beam.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/s2s\/\" \/>\n<meta property=\"og:site_name\" content=\"\u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7 Strangeness\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-29T11:54:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/Xi_hypernucleus.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data1\" content=\"6\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/s2s\/\",\"url\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/s2s\/\",\"name\":\"s2s | \u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7 Strangeness\",\"isPartOf\":{\"@id\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/s2s\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/s2s\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/Xi_hypernucleus.jpg\",\"datePublished\":\"2025-11-29T10:41:22+00:00\",\"dateModified\":\"2025-11-29T11:54:31+00:00\",\"description\":\"\u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306eJ-PARC S-2S\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7d39\u4ecb\u3002\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\u3068\u72ec\u81ea\u8a2d\u8a08\u306eS-2S\u5206\u5149\u5668\u3092\u7528\u3044\u305f\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\uff08\u039e\u30cf\u30a4\u30d1\u30fc\u6838\u3001CSB\u3001\u039e\u539f\u5b50X\u7dda\u5206\u5149\uff09\u306e\u7814\u7a76\u6210\u679c\u3068\u5c06\u6765\u5c55\u671b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002 \/ J-PARC S-2S Project by Kyoto Univ. 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\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\u304c\u62d3\u304f\u3001\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u306e\u4e16\u754c<\/p>\r\n
Unveiling multi-strangeness systems using the world's most intense hadron beam
and the dedicated S-2S spectrometer designed by Kyoto University.<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n
The Two Pillars<\/h2>\r\n
Unmatched Intensity & Precision<\/p>\r\n<\/div>\r\n\r\n
<\/i> High Intensity Beam<\/h3>\r\n
J-PARC K1.8 Beamline:<\/strong> Strangeness -2 Spectrometer:<\/strong> \u30b0\u30b6\u30a4 (\u039e) \u30cf\u30a4\u30d1\u30fc\u6838\u5206\u5149:<\/strong> \u30b0\u30b6\u30a4 (\u039e) \u539f\u5b50 X \u7dda\u5206\u5149:<\/strong> \u039bN \u76f8\u4e92\u4f5c\u7528\u3068 CSB \u7814\u7a76:<\/strong> Figure: Photograph of the S-2S spectrometer at J-PARC K1.8 beamline.<\/p>\r\n<\/div>\r\n S-2S (Strangeness -2 Spectrometer)<\/strong> \u306f\u3001\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u91cf\u5b50\u6570 S=-2 \u306e\u7269\u7406\u3092\u63a2\u6c42\u3059\u308b\u305f\u3081\u306b\u958b\u767a\u3055\u308c\u305f\u5c02\u7528\u306e\u78c1\u6c17\u5206\u5149\u5668\u3067\u3059\u3002 \u4eac\u90fd\u5927\u5b66\u306e\u7814\u7a76\u30c1\u30fc\u30e0\u304c\u4e3b\u4f53\u3068\u306a\u308a\u8a2d\u8a08\u30fb\u5efa\u8a2d\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\r\n \u30d3\u30fc\u30e0\u3092\u7528\u3044\u305f S-2S \u5206\u5149\u5668\u306e\u30b3\u30df\u30c3\u30b7\u30e7\u30cb\u30f3\u30b0\u3092\u958b\u59cb\u3002<\/p>\r\n<\/div>\r\n\r\n 12<\/sup>C(K-<\/sup>, K+<\/sup>) \u306b\u3088\u308b \u039e \u30cf\u30a4\u30d1\u30fc\u6838\u6b20\u640d\u8cea\u91cf\u5206\u5149 (E70) \u304a\u3088\u3073\u00a0 \u039e \u539f\u5b50 X \u7dda\u5206\u5149 (E96) \u306e\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u5b8c\u4e86\u3002<\/p>\r\n<\/div>\r\n\r\n CSB\u7814\u7a76\u306e\u305f\u3081\u306e 4<\/sup>\u039b<\/sub>H(1+<\/sup>) \u72b6\u614b\u306e\u9ad8\u7cbe\u5ea6\u30ac\u30f3\u30de\u7dda\u5206\u5149\u3002<\/p>\r\n<\/div>\r\n\r\n E75 Phase 1 (A = 7 \u039e \u30cf\u30a4\u30d1\u30fc\u6838\u5206\u5149), E94 (CSB \u7814\u7a76), E90 (\u03a3N \u30ab\u30b9\u30d7\u63a2\u7d22) \u306a\u3069\u3092\u9806\u6b21\u5c55\u958b\u4e88\u5b9a\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n\r\n
\u4e16\u754c\u6700\u5927\u5f37\u5ea6\u306e\u30cf\u30c9\u30ed\u30f3\u30d3\u30fc\u30e0\uff08K \u4e2d\u9593\u5b50\u30d3\u30fc\u30e0\uff09\u3092\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u751f\u6210\u65ad\u9762\u7a4d\u306e\u5c0f\u3055\u306a\u4e8c\u91cd\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u7cfb\uff08\u30b0\u30b6\u30a4\u30cf\u30a4\u30d1\u30fc\u6838\u3084\u30c0\u30d6\u30eb\u30e9\u30e0\u30c0\u30cf\u30a4\u30d1\u30fc\u6838\uff09\u306e\u7814\u7a76\u304c\u521d\u3081\u3066\u73fe\u5b9f\u7684\u306a\u7d71\u8a08\u7cbe\u5ea6\u3067\u53ef\u80fd\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\r\n\r\n\r\n
<\/i> S-2S Spectrometer<\/h3>\r\n
\u4eac\u90fd\u5927\u5b66\u30c1\u30fc\u30e0\u304c\u4e3b\u4f53\u3068\u306a\u3063\u3066\u8a2d\u8a08\u3057\u305f\u3001S = -2 \u7cfb\u7269\u7406\u5c02\u7528\u306e\u9ad8\u5206\u89e3\u80fd\u78c1\u6c17\u5206\u5149\u5668\u3067\u3059\u3002 \u5927\u5f37\u5ea6\u30d3\u30fc\u30e0\u4e0b\u3067\u3082\u52d5\u4f5c\u3057\u3001\u30b0\u30b6\u30a4\u30cf\u30a4\u30d1\u30fc\u6838\u306e\u6b20\u640d\u8cea\u91cf\u5206\u5149\u306b\u304a\u3044\u3066\u4e16\u754c\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u5206\u89e3\u80fd\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\r\n\r\n\r\n
Scientific Goals
\u30de\u30eb\u30c1\u30fb\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u306e\u5c55\u958b<\/span><\/h2>\r\n<\/div>\r\n\u039e Hypernuclei<\/h3>\r\n
12C(K-<\/sup>, K+<\/sup>)\u53cd\u5fdc\u7b49\u3092\u7528\u3044\u3001\u039e \u7c92\u5b50\u304c\u539f\u5b50\u6838\u306b\u675f\u7e1b\u3055\u308c\u305f\u72b6\u614b\u3092\u6b20\u640d\u8cea\u91cf\u6cd5\u3067\u63a2\u7d22\u3002\u039eN \u76f8\u4e92\u4f5c\u7528\u306e\u5f15\u529b\u30fb\u65a5\u529b\u306e\u6027\u8cea\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n<\/div>\r\n\u039e-Atom X-ray<\/h3>\r\n
\u039e \u304c\u539f\u5b50\u8ecc\u9053\u3092\u9077\u79fb\u3059\u308b\u969b\u306b\u767a\u3059\u308b X \u7dda\u3092\u6e2c\u5b9a\u3002\u539f\u5b50\u6838\u8868\u9762\u4ed8\u8fd1\u306e\u9060\u8ddd\u96e2\u306b\u304a\u3051\u308b \u039eN \u76f8\u4e92\u4f5c\u7528\u3084\u3001\u039e \u7c92\u5b50\u306e\u5438\u53ce\u904e\u7a0b\u3092\u63a2\u308a\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n<\/div>\r\n\u039bN Interaction<\/h3>\r\n
J-PARC \u306b\u304a\u3044\u3066 (\u03c0+<\/sup>,K+<\/sup>) \u53cd\u5fdc\u3001(\u03c0-<\/sup>,K+)\u53cd\u5fdc\u7b49\u306b\u3088\u308b\u9ad8\u7cbe\u5ea6 \u039b \u30cf\u30a4\u30d1\u30fc\u6838\u6e2c\u5b9a\u3002\u7279\u306b \u039bN \u9593\u306b\u304a\u3051\u308b\u8377\u96fb\u5bfe\u79f0\u6027\u306e\u7834\u308c (CSB) \u3092\u7a76\u660e\u3057\u3001\u5f37\u3044\u76f8\u4e92\u4f5c\u7528\u306e\u7406\u89e3\u3092\u6df1\u3081\u307e\u3059\u3002<\/sup><\/sup><\/p>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n\r\nFacility & Setup
\u5b9f\u9a13\u65bd\u8a2d\u3068\u5206\u5149\u5668\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/span><\/h2>\r\n\r\nThe S-2S Spectrometer System<\/h3>\r\n
\r\n\r\n
Project Roadmap
\u5b9f\u9a13\u306e\u9032\u5c55\u3068\u5c06\u6765\u8a08\u753b<\/span><\/h2>\r\n\r\nBeam Commissioning<\/h3>\r\n
Physics Run: E70 & E96<\/h3>\r\n
J-PARC E63 Experiment<\/h3>\r\n
Next Phase Experiments<\/h3>\r\n