{"id":321,"date":"2025-08-20T17:08:26","date_gmt":"2025-08-20T08:08:26","guid":{"rendered":"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/?page_id=321"},"modified":"2025-12-07T21:57:01","modified_gmt":"2025-12-07T12:57:01","slug":"hks","status":"publish","type":"page","link":"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/hks\/","title":{"rendered":"HKS"},"content":{"rendered":"<!-- Google Fonts & Icons -->\r\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Cinzel:wght@400;700&family=Noto+Serif+JP:wght@300;500;700&family=Roboto:wght@300;400;500&family=Oswald:wght@400;600&display=swap\" rel=\"stylesheet\">\r\n<link rel=\"stylesheet\" href=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/font-awesome\/6.4.0\/css\/all.min.css\">\r\n<!-- Three.js Import Map (CDN) -->\r\n<script type=\"importmap\">\r\n  {\r\n    \"imports\": {\r\n      \"three\": \"https:\/\/cdn.jsdelivr.net\/npm\/three@0.160.0\/build\/three.module.js\",\r\n      \"three\/addons\/\": \"https:\/\/cdn.jsdelivr.net\/npm\/three@0.160.0\/examples\/jsm\/\"\r\n    }\r\n  }\r\n<\/script>\r\n\r\n<!-- \u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30ca -->\r\n<div style=\"font-family: 'Noto Serif JP', serif; max-width: 100%; background: radial-gradient(circle at top, #0f172a 0%, #000000 80%); color: #e2e8f0; padding-bottom: 100px; line-height: 1.8;\"><!-- =========================================\r\n       1. HERO SECTION\r\n       ========================================= -->\r\n<div style=\"position: relative; width: 100%; height: 500px; overflow: hidden; display: flex; align-items: center; justify-content: center; text-align: center; border-bottom: 1px solid rgba(255,255,255,0.1);\"><!-- \u80cc\u666f\u753b\u50cf -->\r\n<div style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-image: url('https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/05\/May15_2025_JLabMeeting_.jpg'); background-size: cover; background-position: center; opacity: 0.3; filter: blur(2px);\"><\/div>\r\n<!-- \u30bf\u30a4\u30c8\u30eb\u6587\u5b57 -->\r\n<div style=\"position: relative; z-index: 1; padding: 20px; max-width: 900px;\">\r\n<h1 style=\"font-family: 'Cinzel', serif; font-size: 42px; color: #fff; letter-spacing: 4px; margin-bottom: 20px; text-shadow: 0 0 30px rgba(56, 189, 248, 0.6);\">Hypernuclear Spectroscopy<br \/>at Jefferson Lab<\/h1>\r\n<div style=\"width: 80px; height: 2px; background: #38bdf8; margin: 0 auto 25px;\"><\/div>\r\n<p style=\"font-size: 18px; color: #bae6fd; font-weight: 500; margin-bottom: 10px;\">\u96fb\u5b50\u30d3\u30fc\u30e0\u304c\u89e3\u304d\u660e\u304b\u3059\u3001\u539f\u5b50\u6838\u306e\u6df1\u5965\u3068\u4e2d\u6027\u5b50\u661f\u306e\u8b0e<\/p>\r\n<p style=\"font-size: 14px; color: #94a3b8; font-family: 'Roboto', sans-serif; font-weight: 300; letter-spacing: 0.5px;\">Exploring the mysteries of deep nuclear structure and neutron stars <br \/>via high-precision electron beam spectroscopy.<\/p>\r\n<\/div>\r\n<\/div>\r\n<!-- \u30b3\u30f3\u30c6\u30f3\u30c4\u5e45\u3092\u5236\u9650\u3059\u308b\u30b3\u30f3\u30c6\u30ca -->\r\n<div style=\"max-width: 1100px; margin: 0 auto; padding: 0 25px;\"><!-- =========================================\r\n         2. PHYSICS MOTIVATION (\u753b\u50cf\u67a0\u4ed8\u304d)\r\n         ========================================= -->\r\n<section style=\"margin-top: 80px; margin-bottom: 100px;\">\r\n<div style=\"text-align: center; margin-bottom: 60px;\">\r\n<h2 style=\"font-family: 'Cinzel', serif; font-size: 32px; color: #fff; display: inline-block; border-bottom: 2px solid #38bdf8; padding-bottom: 10px;\">Physics Motivation<\/h2>\r\n<p style=\"margin-top: 15px; color: #94a3b8; font-family: 'Roboto', sans-serif;\">Key Research Themes<\/p>\r\n<\/div>\r\n<!-- 3\u30ab\u30e9\u30e0\u30ec\u30a4\u30a2\u30a6\u30c8 -->\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px; justify-content: center;\"><!-- \u67f11 -->\r\n<div style=\"flex: 1 1 300px; background: rgba(30, 41, 59, 0.6); border: 1px solid rgba(56, 189, 248, 0.2); border-radius: 8px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.3);\"><!-- \u753b\u50cf\u633f\u5165\u67a0 (Motivation 1) -->\r\n<div style=\"width: 100%; height: 180px; background: #1e293b; display: flex; align-items: center; justify-content: center; overflow: hidden;\"><!-- \u2193\u3053\u3053\u306bCSB\u3084A=4,7\u7cfb\u306e\u56f3\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044 --> <img decoding=\"async\" src=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/csb_hyper2.jpg\" style=\"width: 100%; height: 100%; object-fit: cover; opacity: 0.8;\" \/><\/div>\r\n<div style=\"padding: 25px;\">\r\n<h3 style=\"color: #38bdf8; font-size: 20px; margin-top: 0; font-family: 'Cinzel', serif; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 10px; margin-bottom: 15px;\">01. Interaction<\/h3>\r\n<p style=\"font-size: 15px; color: #e2e8f0; margin-bottom: 15px;\"><strong>\u039bN\u76f8\u4e92\u4f5c\u7528\u306e\u9ad8\u7cbe\u5ea6\u5316:<\/strong> <br \/>\u300c\u8377\u96fb\u5bfe\u79f0\u6027\u306e\u7834\u308c (CSB)\u300d\u306e\u8d77\u6e90\u306b\u8feb\u308a\u307e\u3059\u3002\u8cea\u91cf\u6570 A = 4, 7, 10 \u7cfb\u3067\u306e\u5b9f\u7e3e\u3092\u57fa\u76e4\u306b\u3001\u4ed6\u306e p \u6bbb\u7cfb\u3092\u542b\u3081\u305f\u3088\u308a\u91cd\u3044\u9818\u57df\u3078\u3068\u7814\u7a76\u3092\u5c55\u958b\u3057\u307e\u3059\u3002<\/p>\r\n<p style=\"font-size: 13px; color: #94a3b8; font-family: 'Roboto', sans-serif; line-height: 1.6;\"><strong>High-Precision \u039bN Interaction:<\/strong> Exploring the origin of CSB via studies on A = 4, 7, 10 and heavier p-shell nuclei.<\/p>\r\n<\/div>\r\n<\/div>\r\n<!-- \u67f12 -->\r\n<div style=\"flex: 1 1 300px; background: rgba(30, 41, 59, 0.6); border: 1px solid rgba(56, 189, 248, 0.2); border-radius: 8px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.3);\"><!-- \u753b\u50cf\u633f\u5165\u67a0 (Motivation 2) -->\r\n<div style=\"width: 100%; height: 180px; background: #1e293b; display: flex; align-items: center; justify-content: center; overflow: hidden;\"><!-- \u2193\u3053\u3053\u306b\u539f\u5b50\u6838\u5909\u5f62\u306a\u3069\u306e\u56f3\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044 --> <img decoding=\"async\" src=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/Hypernucleus_and_NS2.jpg\" style=\"width: 100%; height: 100%; object-fit: cover; opacity: 0.8;\" \/><\/div>\r\n<div style=\"padding: 25px;\">\r\n<h3 style=\"color: #38bdf8; font-size: 20px; margin-top: 0; font-family: 'Cinzel', serif; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 10px; margin-bottom: 15px;\">02. Nuclear Structure<\/h3>\r\n<p style=\"font-size: 15px; color: #e2e8f0; margin-bottom: 15px;\"><strong>\u539f\u5b50\u6838\u5909\u5f62\u30fb\u30af\u30e9\u30b9\u30bf\u30fc\u7814\u7a76:<\/strong> <br \/>\u039b \u7c92\u5b50\u3092\u30d7\u30ed\u30fc\u30d6\u3068\u3057\u3066\u539f\u5b50\u6838\u6df1\u90e8\uff08s, p \u8ecc\u9053\uff09\u306b\u6ce8\u5165\u3057\u3001\u4e0d\u5b89\u5b9a\u6838\u306e\u72b6\u614b\u3084\u5909\u5f62\u3001\u30af\u30e9\u30b9\u30bf\u30fc\u69cb\u9020\u3092\u6d6e\u304d\u5f6b\u308a\u306b\u3057\u307e\u3059\u3002<\/p>\r\n<p style=\"font-size: 13px; color: #94a3b8; font-family: 'Roboto', sans-serif; line-height: 1.6;\"><strong>Deformation &amp; Cluster Structure:<\/strong> Probing deep nuclear states with Lambda particles to reveal properties of unstable nuclei.<\/p>\r\n<\/div>\r\n<\/div>\r\n<!-- \u67f13 -->\r\n<div style=\"flex: 1 1 300px; background: rgba(30, 41, 59, 0.6); border: 1px solid rgba(56, 189, 248, 0.2); border-radius: 8px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.3);\"><!-- \u753b\u50cf\u633f\u5165\u67a0 (Motivation 3) -->\r\n<div style=\"width: 100%; height: 180px; background: #1e293b; display: flex; align-items: center; justify-content: center; overflow: hidden;\"><!-- \u2193\u3053\u3053\u306b\u4e2d\u6027\u5b50\u661f\u306e\u56f3\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044 --> <img decoding=\"async\" src=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/HY_in_NS2.jpg\" style=\"width: 100%; height: 100%; object-fit: cover; opacity: 0.8;\" \/><\/div>\r\n<div style=\"padding: 25px;\">\r\n<h3 style=\"color: #38bdf8; font-size: 20px; margin-top: 0; font-family: 'Cinzel', serif; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 10px; margin-bottom: 15px;\">03. Neutron Stars<\/h3>\r\n<p style=\"font-size: 15px; color: #e2e8f0; margin-bottom: 15px;\"><strong>\u4e2d\u6027\u5b50\u661f\u5185\u90e8\u306e\u89e3\u660e:<\/strong> <br \/>\u9ad8\u5bc6\u5ea6\u74b0\u5883\u3067\u306e\u300c\u039bNN\u4e09\u4f53\u529b\u300d\u3084\u672a\u77e5\u306e\u529b\u3092\u89e3\u660e\u3057\u3001\u91cd\u529b\u6ce2\u89b3\u6e2c\u7b49\u306e\u30de\u30af\u30ed\u306a\u30c7\u30fc\u30bf\u3068\u6574\u5408\u3059\u308b\u771f\u306e\u4e2d\u6027\u5b50\u661f\u50cf\u306b\u8feb\u308a\u307e\u3059\u3002<\/p>\r\n<p style=\"font-size: 13px; color: #94a3b8; font-family: 'Roboto', sans-serif; line-height: 1.6;\"><strong>Neutron Star Interiors:<\/strong> Investigating \u039bNN three-body forces to bridge microscopic interactions with macroscopic neutron star properties.<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<!-- =========================================\r\n         3. FACILITY & SETUP (\u56f3\u5165\u308a)\r\n         ========================================= -->\r\n<section style=\"margin-bottom: 120px;\">\r\n<h2 style=\"font-family: 'Cinzel', serif; font-size: 28px; color: #fff; border-left: 4px solid #f59e0b; padding-left: 15px; margin-bottom: 40px;\">Facility &amp; Setup<br \/><span style=\"font-family: 'Noto Serif JP', serif; font-size: 16px; color: #94a3b8; font-weight: normal;\">\u52a0\u901f\u5668\u65bd\u8a2d\u3068\u5b9f\u9a13\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/span><\/h2>\r\n<!-- Accelerator Text -->\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 40px; align-items: start; margin-bottom: 50px;\">\r\n<div style=\"flex: 2 1 400px;\">\r\n<h3 style=\"color: #f59e0b; font-size: 22px; margin-top: 0; font-family: 'Cinzel', serif;\">The Ultimate Beam (CEBAF)<\/h3>\r\n<p style=\"font-size: 15px; color: #e2e8f0; margin-bottom: 15px;\">\u7c73\u56fd\u30fb\u30b8\u30a7\u30d5\u30a1\u30fc\u30bd\u30f3\u7814\u7a76\u6240 (JLab) \u306e\u8d85\u96fb\u5c0e\u96fb\u5b50\u7dda\u52a0\u901f\u5668 <strong>CEBAF<\/strong> \u306f\u30011 \u5468\u7d04 1.4 km\u306e\u30ec\u30fc\u30b9\u30c8\u30e9\u30c3\u30af\u578b\u52a0\u901f\u5668\u3067\u3001\u6700\u5927 12 GeV\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u4f9b\u7d66\u3057\u307e\u3059\u3002 \u305d\u306e\u6700\u5927\u306e\u7279\u5fb4\u306f\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u9ad8\u7cbe\u5ea6\u3067\u6c7a\u307e\u3063\u3066\u3044\u308b\u3053\u3068\u3001\u305d\u3057\u3066\u30d1\u30eb\u30b9\u3067\u306f\u306a\u304f\u300c\u9023\u7d9a\u30d3\u30fc\u30e0\u300d\u3067\u3042\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u6027\u80fd\u306b\u3088\u308a\u3001\u79c1\u305f\u3061\u304c\u9032\u3081\u308b\u9ad8\u7cbe\u5ea6\u306a\u30cf\u30a4\u30d1\u30fc\u6838\u5206\u5149\u7814\u7a76\u304c\u5b9f\u73fe\u3055\u308c\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<!-- \u3053\u305f\u3064\u30b3\u30e9\u30e0 -->\r\n<div style=\"flex: 1 1 250px; background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 8px; padding: 20px;\">\r\n<h4 style=\"font-family: 'Oswald', sans-serif; color: #f59e0b; margin-top: 0; text-transform: uppercase; font-size: 16px;\"><i class=\"fa-solid fa-bolt\"><\/i> Beam Power<\/h4>\r\n<p style=\"font-size: 13px; color: #e2e8f0; line-height: 1.5; margin: 0;\">\u30d3\u30fc\u30e0\u76f4\u5f84\u306f\u308f\u305a\u304b <strong>100 \u03bcm<\/strong>\uff08\u925b\u7b46\u306e\u5148\u7a0b\u5ea6\uff09\u3002\u3057\u304b\u3057\u305d\u3053\u306b\u6295\u5165\u3055\u308c\u308b\u96fb\u529b\u306f <strong>200 kW<\/strong>\uff08\u3053\u305f\u3064\u7d04400\u53f0\u5206\uff09\u3002\u6975\u5c0f\u9818\u57df\u306b\u8d85\u9ad8\u30a8\u30cd\u30eb\u30ae\u30fc\u5bc6\u5ea6\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n<!-- Experimental Setup Diagram -->\r\n<div style=\"background: rgba(15, 23, 42, 0.6); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 8px; padding: 30px;\">\r\n<h3 style=\"color: #fff; font-size: 22px; margin-top: 0; font-family: 'Cinzel', serif; margin-bottom: 20px;\">Experimental Setup for 2027<\/h3>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 40px; align-items: center;\">\r\n<div style=\"flex: 1 1 400px;\"><!-- \u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u56f3\u306eURL --> <img decoding=\"async\" src=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/JLab_setup.jpg\" alt=\"Experimental Setup JLab Hall C\" style=\"width: 100%; border-radius: 4px; border: 1px solid rgba(255,255,255,0.2);\" \/>\r\n<p style=\"font-size: 12px; color: #94a3b8; margin-top: 8px;\">Figure: Experimental setup for the next hypernuclear experiments at JLab Hall C. Electron beams at 2.2 GeV are impinged on an experimental target to generate Lambda hypernuclei.<\/p>\r\n<\/div>\r\n<div style=\"flex: 1 1 350px;\">\r\n<p style=\"font-size: 15px; color: #e2e8f0; margin-bottom: 15px;\">\u6b21\u671f\u5b9f\u9a13\u3067\u306f\u4ee5\u4e0b\u306e\u5206\u5149\u5668\u7fa4\u3092\u914d\u7f6e\u3057\u307e\u3059\uff1a<\/p>\r\n<ul style=\"list-style: none; padding: 0; color: #cbd5e1; font-size: 14px;\">\r\n<li style=\"margin-bottom: 12px; padding-left: 20px; position: relative;\"><span style=\"position: absolute; left: 0; color: #38bdf8;\">\u27a4<\/span> <strong>HES (High Resolution Kaon Spectrometer) &amp; HKS (High Resolution Electron Spectrometer):<\/strong> \u6563\u4e71\u96fb\u5b50 (e' )\u3068 K<sup>+<\/sup>\u4e2d\u9593\u5b50\u306e\u904b\u52d5\u91cf\u3092\u6e2c\u5b9a\u3057\u3001\u6b20\u640d\u8cea\u91cf\u6cd5\u3067\u30e9\u30e0\u30c0\u30fb\u30cf\u30a4\u30d1\u30fc\u6838\u8cea\u91cf\u3092\u5c0e\u51fa\u3002\u3053\u308c\u3089\u306e\u78c1\u6c17\u5206\u5149\u5668\u306e\u4e0a\u6d41\u306b\u306f\u65b0\u305f\u306b PCS (Pair of Charge Separation Dipole Magnets) \u3092\u65b0\u8a2d\u30fb\u5c0e\u5165\u3057\u3001\u4fe1\u53f7\u611f\u5ea6\u3092\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/li>\r\n<\/ul>\r\n<ul style=\"list-style: none; padding: 0; color: #cbd5e1; font-size: 14px;\">\r\n<li style=\"margin-bottom: 12px; padding-left: 20px; position: relative;\"><span style=\"position: absolute; left: 0; color: #d946ef;\">\u27a4<\/span> <strong>ENGE:<\/strong> \u30e9\u30e0\u30c0\u30fb\u30cf\u30a4\u30d1\u30fc\u6838\u304c\u5d29\u58ca\u3059\u308b\u969b\u306b\u653e\u51fa\u3059\u308b \u03c0<sup>- <\/sup>\u3092\u9ad8\u5206\u89e3\u80fd\u3067\u6e2c\u5b9a\u3057\u3001\u5d29\u58ca \u03c0 \u30b9\u30da\u30af\u30c8\u30ed\u30b9\u30b3\u30d4\u30fc\u3092\u5b9f\u65bd\u3002<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n<!-- 3D Viewer UI -->\r\n      <div style=\"background: rgba(15, 23, 42, 0.8); border: 1px solid rgba(56, 189, 248, 0.3); border-radius: 8px; overflow: hidden; position: relative;\">\r\n        <!-- Header -->\r\n        <div style=\"background: rgba(0,0,0,0.5); padding: 15px 20px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(255,255,255,0.1);\">\r\n            <div><h3 style=\"margin: 0; font-family: 'Cinzel', serif; color: #fff; font-size: 18px;\"><i class=\"fa-solid fa-cube\" style=\"color: #38bdf8; margin-right: 10px;\"><\/i> Simulation<\/h3><\/div>\r\n            <div style=\"display: flex; gap: 10px;\">\r\n                <button onclick=\"switchModel('HKS')\" id=\"btn-hks\" style=\"background: rgba(56, 189, 248, 0.2); border: 1px solid #38bdf8; color: #fff; padding: 5px 15px; cursor: pointer; font-family: 'Cinzel', serif; font-size: 12px; transition: 0.3s;\">HKS Setup<\/button> \r\n                <button onclick=\"switchModel('HES')\" id=\"btn-hes\" style=\"background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255,255,255,0.3); color: #aaa; padding: 5px 15px; cursor: pointer; font-family: 'Cinzel', serif; font-size: 12px; transition: 0.3s;\">HES Setup<\/button>\r\n            <\/div>\r\n        <\/div>\r\n\r\n        <!-- Canvas Container -->\r\n        <div id=\"sim-canvas-container\" style=\"width: 100%; height: 500px; position: relative; background: #050505;\">\r\n            <!-- Loading Indicator -->\r\n            <div id=\"sim-loading\" style=\"position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: #fff; font-family: sans-serif; pointer-events: none;\"><i class=\"fa-solid fa-spinner fa-spin\"><\/i> Loading Model...<\/div>\r\n            \r\n            <!-- \u25bc\u25bc\u25bc Run Button (\u3053\u3053\u306b\u8ffd\u52a0) \u25bc\u25bc\u25bc -->\r\n            <button id=\"anim-trigger\" style=\"\r\n                position: absolute; \r\n                bottom: 20px; \r\n                right: 20px; \r\n                background: rgba(56, 189, 248, 0.9); \r\n                color: #000; \r\n                border: none; \r\n                padding: 10px 25px; \r\n                font-weight: bold; \r\n                font-family: 'Cinzel', serif;\r\n                cursor: pointer; \r\n                border-radius: 4px; \r\n                z-index: 10;\r\n                box-shadow: 0 0 15px rgba(56, 189, 248, 0.5);\r\n                transition: transform 0.2s;\r\n            \" onmouseover=\"this.style.transform='scale(1.05)'\" onmouseout=\"this.style.transform='scale(1)'\">\r\n                <i class=\"fa-solid fa-play\" style=\"margin-right:8px;\"><\/i> Run Event\r\n            <\/button>\r\n            <!-- \u25b2\u25b2\u25b2 Run Button End \u25b2\u25b2\u25b2 -->\r\n        <\/div>\r\n        \r\n        <div style=\"padding: 10px 20px; background: #0f172a; font-size: 12px; color: #64748b; text-align: center;\">Mouse Control: <strong>Rotate<\/strong> (Left Click), <strong>Zoom<\/strong> (Scroll), <strong>Pan<\/strong> (Right Click)<\/div>\r\n      <\/div>\r\n\r\n<\/section>\r\n\r\n\r\n<!-- =========================================\r\n         4. METHODOLOGY FUSION (A + B -> Hybrid)\r\n         \u3053\u3053\u304c\u8996\u899a\u7684\u306a\u878d\u5408\u30dd\u30a4\u30f3\u30c8\u3067\u3059\r\n         ========================================= -->\r\n<section style=\"margin-bottom: 120px;\">\r\n<h2 style=\"font-family: 'Cinzel', serif; font-size: 28px; color: #fff; border-left: 4px solid #38bdf8; padding-left: 15px; margin-bottom: 50px;\">Fusion of Methodologies<br \/><span style=\"font-family: 'Noto Serif JP', serif; font-size: 16px; color: #94a3b8; font-weight: normal;\">\u78ba\u7acb\u3055\u308c\u305f2\u3064\u306e\u5206\u5149\u6280\u8853\u306e\u878d\u5408<\/span><\/h2>\r\n<!-- \u56f3\u89e3\u30b3\u30f3\u30c6\u30ca -->\r\n<div style=\"position: relative; max-width: 900px; margin: 0 auto;\"><!-- \u4e0a\u6bb5\uff1aMethod A & B -->\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; position: relative; z-index: 2;\"><!-- Method A Box -->\r\n<div style=\"flex: 1 1 350px; background: rgba(30, 41, 59, 0.9); border-top: 3px solid #38bdf8; border-radius: 4px; padding: 25px; box-shadow: 0 4px 20px rgba(56, 189, 248, 0.1);\">\r\n<h3 style=\"color: #38bdf8; font-size: 18px; margin-top: 0; font-family: 'Cinzel', serif;\">Method A: Missing Mass<\/h3>\r\n<p style=\"font-size: 13px; color: #e2e8f0; margin-bottom: 10px;\"><strong>(e, e'K<sup>+<\/sup>) Spectroscopy<\/strong><br \/>\u79c1\u305f\u3061\u304c JLab \u3067\u4e3b\u5c0e\u30fb\u9ad8\u7cbe\u5ea6\u5316\u3057\u3066\u304d\u305f\u6a19\u6e96\u624b\u6cd5\u3002<\/p>\r\n<div style=\"font-size: 11px; color: #94a3b8; line-height: 1.4;\"><a href=\"https:\/\/doi.org\/10.1103\/PhysRevC.103.L041301\" target=\"_blank\" style=\"color: #38bdf8;\" rel=\"noopener\">[PRC 103 (2021)]<\/a><br \/><a href=\"https:\/\/doi.org\/10.1016\/j.nima.2018.05.042\" target=\"_blank\" style=\"color: #38bdf8;\" rel=\"noopener\">[NIM A 900 (2018)]<\/a><\/div>\r\n<\/div>\r\n<!-- Method B Box -->\r\n<div style=\"flex: 1 1 350px; background: rgba(30, 41, 59, 0.9); border-top: 3px solid #d946ef; border-radius: 4px; padding: 25px; box-shadow: 0 4px 20px rgba(217, 70, 239, 0.1);\">\r\n<h3 style=\"color: #d946ef; font-size: 18px; margin-top: 0; font-family: 'Cinzel', serif;\">Method B: Decay Pion<\/h3>\r\n<p style=\"font-size: 13px; color: #e2e8f0; margin-bottom: 10px;\"><strong>Decay Pion Spectroscopy<\/strong><br \/>\u30c9\u30a4\u30c4\u30fbMAMI \u3067\u78ba\u7acb\u3055\u308c\u305f\u3001\u5d29\u58ca \u03c0<sup>- <\/sup>\u3092\u7528\u3044\u308b\u8d85\u9ad8\u7cbe\u5ea6\u624b\u6cd5\u3002<\/p>\r\n<div style=\"font-size: 11px; color: #94a3b8; line-height: 1.4;\"><a href=\"https:\/\/doi.org\/10.1016\/j.nuclphysa.2016.03.015\" target=\"_blank\" style=\"color: #d946ef;\" rel=\"noopener\">[Nucl. Phys. A 954 (2016)]<\/a><\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- \u77e2\u5370\u30a8\u30ea\u30a2 -->\r\n<div style=\"text-align: center; color: #cbd5e1; font-size: 30px; margin: 10px 0; position: relative; z-index: 1;\">\r\n<div style=\"display: inline-block; width: 2px; height: 40px; background: linear-gradient(to bottom, #38bdf8, #8b5cf6); margin-right: 20px; transform: rotate(-20deg);\"><\/div>\r\n<span style=\"font-size: 24px; vertical-align: top; display: inline-block; margin-top: 10px;\">Fusion<\/span>\r\n<div style=\"display: inline-block; width: 2px; height: 40px; background: linear-gradient(to bottom, #d946ef, #8b5cf6); margin-left: 20px; transform: rotate(20deg);\"><\/div>\r\n<\/div>\r\n<!-- \u4e0b\u6bb5\uff1aHybrid Box -->\r\n<div style=\"background: linear-gradient(135deg, rgba(56, 189, 248, 0.15) 0%, rgba(217, 70, 239, 0.15) 100%); border: 1px solid rgba(139, 92, 246, 0.5); border-radius: 12px; padding: 30px; text-align: center; position: relative; z-index: 2; box-shadow: 0 0 40px rgba(139, 92, 246, 0.2);\">\r\n<h3 style=\"color: #fff; font-size: 24px; margin: 0 0 15px 0; font-family: 'Cinzel', serif;\">2027 Hybrid Experiment<\/h3>\r\n<p style=\"font-size: 16px; color: #e2e8f0; margin-bottom: 0;\">HES\u30fbHKS\u306b\u3088\u308b\u300c\u6b20\u640d\u8cea\u91cf\u5206\u5149\u300d\u3068\u3001ENGE \u306b\u3088\u308b\u300c\u5d29\u58ca \u03c0 \u30b9\u30da\u30af\u30c8\u30ed\u30b9\u30b3\u30d4\u30fc\u300d\u3092\u540c\u6642\u5b9f\u65bd\u3002<br \/>2\u3064\u306e\u78ba\u7acb\u3055\u308c\u305f\u6280\u8853\u306e\u878d\u5408\u306b\u3088\u308a\u3001\u4e16\u754c\u6700\u9ad8\u7cbe\u5ea6\u306e\u30cf\u30a4\u30d1\u30fc\u6838\u5206\u5149\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<!-- =========================================\r\n         5. TRAJECTORY (HISTORY + FUTURE)\r\n         ========================================= -->\r\n<section style=\"margin-bottom: 80px;\">\r\n<h2 style=\"font-family: 'Cinzel', serif; font-size: 28px; color: #fff; border-left: 4px solid #94a3b8; padding-left: 15px; margin-bottom: 50px;\">Trajectory of Experiments: Past to Future<br \/><span style=\"font-family: 'Noto Serif JP', serif; font-size: 16px; color: #94a3b8; font-weight: normal;\">\u6311\u6226\u306e\u8ecc\u8de1\u3068\u672a\u6765\u3078\u306e\u5c55\u671b<\/span><\/h2>\r\n<!-- \u30bf\u30a4\u30e0\u30e9\u30a4\u30f3 -->\r\n<div style=\"position: relative; border-left: 2px solid rgba(255,255,255,0.15); margin-left: 20px; padding-left: 40px;\"><!-- E89-009 -->\r\n<div style=\"margin-bottom: 50px; position: relative;\">\r\n<div style=\"position: absolute; left: -49px; top: 5px; width: 16px; height: 16px; background: #334155; border: 2px solid #94a3b8; border-radius: 50%;\"><\/div>\r\n<span style=\"font-family: 'Cinzel', serif; font-size: 14px; color: #94a3b8;\">2000 \/ Hall C<\/span>\r\n<h3 style=\"color: #e2e8f0; margin-top: 5px; margin-bottom: 5px; font-size: 20px;\">JLab E89-009 Experiment<\/h3>\r\n<p style=\"font-size: 14px; color: #cbd5e1;\">(e,e'K<sup>+<\/sup>)\u53cd\u5fdc\u5206\u5149\u306e\u53ef\u80fd\u6027\u3092\u62d3\u3044\u305f\u7b2c\u4e00\u4e16\u4ee3\u5b9f\u9a13\u3002<\/p>\r\n<\/div>\r\n<!-- E01-011 -->\r\n<div style=\"margin-bottom: 50px; position: relative;\">\r\n<div style=\"position: absolute; left: -49px; top: 5px; width: 16px; height: 16px; background: #334155; border: 2px solid #94a3b8; border-radius: 50%;\"><\/div>\r\n<span style=\"font-family: 'Cinzel', serif; font-size: 14px; color: #94a3b8;\">2005 \/ Hall C<\/span>\r\n<h3 style=\"color: #e2e8f0; margin-top: 5px; margin-bottom: 5px; font-size: 20px;\">JLab E01-011 Experiment<\/h3>\r\n<p style=\"font-size: 14px; color: #cbd5e1;\">HKS\u3092\u521d\u5c0e\u5165\u3057\u3001\u9ad8\u5206\u89e3\u80fd\u5206\u5149\u306e\u57fa\u76e4\u3092\u78ba\u7acb\u3002<\/p>\r\n<\/div>\r\n<!-- E05-115 -->\r\n<div style=\"margin-bottom: 50px; position: relative;\">\r\n<div style=\"position: absolute; left: -49px; top: 5px; width: 16px; height: 16px; background: #334155; border: 2px solid #94a3b8; border-radius: 50%;\"><\/div>\r\n<span style=\"font-family: 'Cinzel', serif; font-size: 14px; color: #94a3b8;\">2009 \/ Hall C<\/span>\r\n<h3 style=\"color: #e2e8f0; margin-top: 5px; margin-bottom: 5px; font-size: 20px;\">JLab E05-115 Experiment<\/h3>\r\n<p style=\"font-size: 14px; color: #cbd5e1;\">HES\u3092\u5c0e\u5165\u3057\u305f\u7b2c3\u4e16\u4ee3\u5b9f\u9a13\u3002A=7\u301c52\u306e\u5e83\u57df\u7cbe\u5bc6\u5206\u5149\u3092\u5b9f\u73fe\u3002<\/p>\r\n<\/div>\r\n<!-- Hall A -->\r\n<div style=\"margin-bottom: 60px; position: relative;\">\r\n<div style=\"position: absolute; left: -49px; top: 5px; width: 16px; height: 16px; background: #0056b3; border: 2px solid #64b5f6; border-radius: 50%;\"><\/div>\r\n<span style=\"font-family: 'Cinzel', serif; font-size: 14px; color: #64b5f6;\">2018 \/ Hall A<\/span>\r\n<h3 style=\"color: #fff; margin-top: 5px; margin-bottom: 5px; font-size: 20px;\">\u039bnn Search Experiment (E12-17-003)<\/h3>\r\n<p style=\"font-size: 14px; color: #cbd5e1;\">Hall A\u306b\u30662\u53f0\u306eHRS\u3092\u7528\u3044\u3001\u039b\u30682\u4e2d\u6027\u5b50\u306e\u675f\u7e1b\u30fb\u5171\u9cf4\u72b6\u614b\u3092\u63a2\u7d22\u3002 <br \/><a href=\"https:\/\/www.kyoto-u.ac.jp\/ja\/research-news\/2022-03-08\" target=\"_blank\" style=\"color: #64b5f6; font-size: 12px; text-decoration: underline;\" rel=\"noopener\">\u2192 \u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\uff08\u4eac\u5927\uff09<\/a><\/p>\r\n<\/div>\r\n<!-- 2027 Future (Timeline End) -->\r\n<div style=\"margin-bottom: 0; position: relative;\">\r\n<div style=\"position: absolute; left: -49px; top: 5px; width: 16px; height: 16px; background: #fff; border: 2px solid #d946ef; border-radius: 50%; box-shadow: 0 0 15px #d946ef;\"><\/div>\r\n<span style=\"font-family: 'Cinzel', serif; font-size: 14px; color: #d946ef;\">2027~ \/ Hall C<\/span>\r\n<h3 style=\"background: linear-gradient(90deg, #d946ef, #38bdf8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-top: 5px; margin-bottom: 5px; font-size: 24px; font-weight: bold;\">Next Generation Experiment<\/h3>\r\n<p style=\"font-size: 15px; color: #e2e8f0; line-height: 1.6;\">\u88c5\u7f6e\u3068\u30b7\u30b9\u30c6\u30e0\u306b\u6539\u826f\u3092\u65bd\u3057\u3001A=6\u304b\u3089208\u306b\u304a\u3088\u3076\u5e83\u8cea\u91cf\u6570\u9818\u57df\u306e\u5305\u62ec\u7684\u6e2c\u5b9a\u304a\u3088\u3073CSB\u30fb\u591a\u4f53\u529b\u7814\u7a76\u3092\u5b9f\u65bd\u4e88\u5b9a\u3002 <br \/><a href=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/news-research\/357\/\" target=\"_blank\" style=\"display: inline-block; margin-top: 8px; color: #fff; background: rgba(217, 70, 239, 0.3); padding: 5px 12px; border-radius: 4px; text-decoration: none; font-size: 12px; border: 1px solid rgba(217, 70, 239, 0.5);\" rel=\"noopener\"> \u2192 \u8a73\u7d30\u8a18\u4e8b\u3092\u8aad\u3080 (News Research) <\/a><\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<!-- \u30d5\u30c3\u30bf\u30fc\u30ca\u30d3 -->\r\n<div style=\"text-align: center; margin-top: 80px; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 40px;\"><a href=\"\/KSgroup\/research-projects\/\" style=\"color: #94a3b8; text-decoration: none; font-family: 'Cinzel', serif; border: 1px solid #334155; padding: 10px 20px; border-radius: 4px; font-size: 14px;\">\u2190 Back to Projects<\/a> <a href=\"\/KSgroup\/s2s\/\" style=\"color: #94a3b8; text-decoration: none; font-family: 'Cinzel', serif; border: 1px solid #334155; padding: 10px 20px; border-radius: 4px; font-size: 14px;\">Go to J-PARC S-2S \u2192 <\/a><\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n<!-- Three.js Script (Auto-Detect File, Transparent & Sequential Animation) -->\r\n<script type=\"module\">\r\n    import * as THREE from 'three';\r\n    import { OrbitControls } from 'three\/addons\/controls\/OrbitControls.js';\r\n    import { GLTFLoader } from 'three\/addons\/loaders\/GLTFLoader.js';\r\n\r\n    \/\/ === URL CONFIG ===\r\n    \/\/ \u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u4e88\u5b9a\u306e\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\r\n    const BASE_URL = 'https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/12\/';\r\n    const HKS_FILE = 'hks.glb';\r\n    const HES_FILE = 'hes.glb';\r\n    \/\/ ===================\r\n\r\n    let scene, camera, renderer, controls;\r\n    let currentModel = null;\r\n    let container = document.getElementById('sim-canvas-container');\r\n    let loadingEl = document.getElementById('sim-loading');\r\n    let runBtn = document.getElementById('anim-trigger');\r\n    \r\n    \/\/ \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u7528\u5909\u6570\r\n    let realTracks = []; \r\n    let isAnimating = false;\r\n    let animationTime = 0;\r\n    let modelScale = 1000;\r\n\r\n    init();\r\n    animate();\r\n\r\n    function init() {\r\n        scene = new THREE.Scene();\r\n        scene.background = new THREE.Color(0x222222);\r\n        \r\n        \/\/ \u30ab\u30e1\u30e9\u8a2d\u5b9a\r\n        camera = new THREE.PerspectiveCamera(45, container.clientWidth \/ container.clientHeight, 10, 500000);\r\n        camera.position.set(0, 0, 1000);\r\n        \r\n        renderer = new THREE.WebGLRenderer({ antialias: true, alpha: true });\r\n        renderer.setSize(container.clientWidth, container.clientHeight);\r\n        renderer.setPixelRatio(window.devicePixelRatio);\r\n        renderer.outputEncoding = THREE.sRGBEncoding;\r\n        container.appendChild(renderer.domElement);\r\n        \r\n        controls = new OrbitControls(camera, renderer.domElement);\r\n        controls.enableDamping = true;\r\n        controls.dampingFactor = 0.05;\r\n\r\n        \/\/ \u7167\u660e\u8a2d\u5b9a\r\n        const ambientLight = new THREE.AmbientLight(0xffffff, 2.0);\r\n        scene.add(ambientLight);\r\n        const dirLight = new THREE.DirectionalLight(0xffffff, 2.5);\r\n        dirLight.position.set(10000, 20000, 10000);\r\n        scene.add(dirLight);\r\n        const backLight = new THREE.DirectionalLight(0xffffff, 2.0);\r\n        backLight.position.set(-10000, -10000, -20000);\r\n        scene.add(backLight);\r\n\r\n        \/\/ \u30b0\u30ea\u30c3\u30c9\r\n        const gridHelper = new THREE.GridHelper(20000, 20, 0x555555, 0x333333);\r\n        gridHelper.position.y = -1000;\r\n        scene.add(gridHelper);\r\n\r\n        window.addEventListener('resize', onWindowResize);\r\n        \r\n        if(runBtn) {\r\n            runBtn.addEventListener('click', startAnimation);\r\n        }\r\n\r\n        \/\/ \u521d\u671f\u30ed\u30fc\u30c9 (HKS)\r\n        tryLoadModel(BASE_URL + HKS_FILE, 'HKS');\r\n\r\n        \/\/ \u5207\u308a\u66ff\u3048\u30ed\u30b8\u30c3\u30af\r\n        window.switchModel = function(type) {\r\n            \/\/ \u30ea\u30bb\u30c3\u30c8\r\n            if (currentModel) {\r\n                scene.remove(currentModel);\r\n                currentModel = null;\r\n            }\r\n            realTracks = [];\r\n            isAnimating = false;\r\n\r\n            \/\/ UI\u66f4\u65b0\r\n            updateButtonStyles(type);\r\n\r\n            \/\/ \u8aad\u307f\u8fbc\u307f\u8a66\u884c\r\n            const url = BASE_URL + (type === 'HKS' ? HKS_FILE : HES_FILE);\r\n            tryLoadModel(url, type);\r\n        };\r\n    }\r\n\r\n    function tryLoadModel(url, type) {\r\n        \/\/ UI\u521d\u671f\u5316\r\n        loadingEl.style.display = 'block';\r\n        loadingEl.style.color = '#fff';\r\n        loadingEl.innerHTML = '<i class=\"fa-solid fa-spinner fa-spin\"><\/i> Loading ' + type + '...';\r\n        if(runBtn) runBtn.style.display = 'none'; \/\/ \u30ed\u30fc\u30c9\u4e2d\u306f\u30dc\u30bf\u30f3\u3092\u96a0\u3059\r\n\r\n        const loader = new GLTFLoader();\r\n        \r\n        loader.load(\r\n            url, \r\n            \/\/ \u6210\u529f\u6642\r\n            function (gltf) {\r\n                console.log(type + \" Model loaded successfully.\");\r\n                setupModel(gltf.scene, type);\r\n            }, \r\n            \/\/ \u9032\u6357\u6642\r\n            undefined, \r\n            \/\/ \u30a8\u30e9\u30fc\u6642 (\u30d5\u30a1\u30a4\u30eb\u304c\u306a\u3044\u5834\u5408\u306a\u3069)\r\n            function (error) {\r\n                console.warn(\"Model load failed (likely not found):\", url);\r\n                showUnderConstruction(type);\r\n            }\r\n        );\r\n    }\r\n\r\n    function showUnderConstruction(type) {\r\n        loadingEl.style.display = 'block';\r\n        loadingEl.style.color = '#fbbf24'; \/\/ Amber\r\n        loadingEl.innerHTML = '<i class=\"fa-solid fa-person-digging\" style=\"font-size: 2em; margin-bottom: 10px;\"><\/i><br>' + type + ' Simulation<br>Under Construction';\r\n        if(runBtn) runBtn.style.display = 'none';\r\n    }\r\n\r\n    function setupModel(model, type) {\r\n        realTracks = []; \r\n\r\n        \/\/ --- \u30de\u30c6\u30ea\u30a2\u30eb\u8a2d\u5b9a & \u30c8\u30e9\u30c3\u30af\u691c\u51fa ---\r\n        model.traverse((child) => {\r\n            const name = child.name ? child.name.toLowerCase() : '';\r\n            \r\n            \/\/ \u30c8\u30e9\u30c3\u30af\u5224\u5b9a\r\n            const isTrack = \r\n                name.includes('shape_indexedlineset') || \r\n                name.includes('track') ||\r\n                (child.isLine || child.isLineSegments);\r\n\r\n            if (isTrack && (child.isMesh || child.isLine || child.isLineSegments)) {\r\n                \/\/ === \u30c8\u30e9\u30c3\u30af\u306e\u5834\u5408 ===\r\n                realTracks.push(child);\r\n                child.visible = false; \/\/ \u521d\u671f\u975e\u8868\u793a\r\n\r\n                if(child.material) {\r\n                    if (child.isMesh) { \/\/ \u30c1\u30e5\u30fc\u30d6\r\n                        child.material = new THREE.MeshPhongMaterial({\r\n                            color: 0xffff00,\r\n                            emissive: 0xaa4400,\r\n                            side: THREE.DoubleSide\r\n                        });\r\n                        \/\/ \u4e2d\u5fc3\u8ddd\u96e2\u8a08\u7b97\r\n                        child.geometry.computeBoundingBox();\r\n                        const center = new THREE.Vector3();\r\n                        child.geometry.boundingBox.getCenter(center);\r\n                        \/\/ \u539f\u70b9\u304b\u3089\u306e\u8ddd\u96e2\r\n                        child.userData.distFromCenter = center.length();\r\n                    } else { \/\/ \u7dda\r\n                        child.material = new THREE.LineBasicMaterial({ color: 0xffff00, linewidth: 2 });\r\n                        if(child.geometry) {\r\n                            child.geometry.setDrawRange(0, 0);\r\n                            child.userData.maxCount = child.geometry.attributes.position.count;\r\n                        }\r\n                    }\r\n                }\r\n            } \r\n            else if (child.isMesh) {\r\n                \/\/ === \u88c5\u7f6e\uff08\u691c\u51fa\u5668\uff09\u306e\u5834\u5408: \u900f\u904e\u51e6\u7406 ===\r\n                if(child.material) {\r\n                    child.material = child.material.clone();\r\n                    child.material.transparent = true;\r\n                    child.material.opacity = 0.2; \/\/ \u900f\u660e\u5ea6\r\n                    child.material.side = THREE.DoubleSide;\r\n                    child.material.depthWrite = false;\r\n                    \/\/ \u9ed2\u3059\u304e\u308b\u5834\u5408\u306f\u30b0\u30ec\u30fc\u306b\u3057\u3066\u898b\u3084\u3059\u304f\r\n                    if(child.material.color.r === 0 && child.material.color.g === 0 && child.material.color.b === 0) {\r\n                            child.material.color.setHex(0xaaaaaa);\r\n                    }\r\n                }\r\n            }\r\n        });\r\n\r\n        console.log(\"Detected tracks:\", realTracks.length);\r\n\r\n        \/\/ --- \u4f4d\u7f6e\u30fb\u30ab\u30e1\u30e9\u8abf\u6574 ---\r\n        const box = new THREE.Box3().setFromObject(model);\r\n        const size = box.getSize(new THREE.Vector3());\r\n        const center = box.getCenter(new THREE.Vector3());\r\n        \r\n        model.position.x += (model.position.x - center.x);\r\n        model.position.y += (model.position.y - center.y);\r\n        model.position.z += (model.position.z - center.z);\r\n\r\n        const maxDim = Math.max(size.x, size.y, size.z);\r\n        modelScale = maxDim;\r\n\r\n        const fov = camera.fov * (Math.PI \/ 180);\r\n        let cameraZ = Math.abs(maxDim \/ 2 \/ Math.tan(fov \/ 2));\r\n        cameraZ *= 1.2; \r\n\r\n        \/\/ 180\u5ea6\u53cd\u8ee2\u8996\u70b9\r\n        camera.position.set(-cameraZ * 0.5, cameraZ * 0.4, -cameraZ);\r\n        \r\n        if (camera.far < cameraZ * 10) {\r\n            camera.far = cameraZ * 10;\r\n            camera.updateProjectionMatrix();\r\n        }\r\n\r\n        camera.lookAt(0, 0, 0);\r\n        controls.target.set(0, 0, 0);\r\n        controls.update();\r\n\r\n        currentModel = model;\r\n        scene.add(currentModel);\r\n        \r\n        loadingEl.style.display = 'none';\r\n        if(runBtn) runBtn.style.display = 'block'; \/\/ \u6210\u529f\u3057\u305f\u306e\u3067Run\u30dc\u30bf\u30f3\u8868\u793a\r\n    }\r\n\r\n    function startAnimation() {\r\n        if (realTracks.length === 0) return;\r\n        \r\n        \/\/ \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u521d\u671f\u5316\r\n        realTracks.forEach((track, index) => {\r\n            track.visible = false;\r\n            \r\n            \/\/ \u7dda\u306e\u5834\u5408\u306e\u30ea\u30bb\u30c3\u30c8\r\n            if (track.isLine || track.isLineSegments) {\r\n                if(track.geometry) {\r\n                    track.geometry.setDrawRange(0, 0);\r\n                    track.userData.currentDraw = 0;\r\n                }\r\n            }\r\n            \r\n            \/\/ \u2605\u6642\u5dee\u8a2d\u5b9a: \u30c8\u30e9\u30c3\u30af\u3054\u3068\u306b\u958b\u59cb\u6642\u9593\u3092\u305a\u3089\u3059\r\n            \/\/ \u5168\u4f53\u3092\u6570\u79d2\u304b\u3051\u3066\u767a\u5c04\u3059\u308b\u30a4\u30e1\u30fc\u30b8\r\n            \/\/ index \u304c\u82e5\u3044\u9806\u3001\u3042\u308b\u3044\u306f\u30e9\u30f3\u30c0\u30e0\u306b\u9045\u5ef6\u3092\u8a2d\u5b9a\r\n            track.userData.startTime = index * (modelScale \/ 1); \/\/ \u4fc2\u6570\u3067\u9593\u9694\u8abf\u6574\r\n        });\r\n\r\n        isAnimating = true;\r\n        animationTime = 0;\r\n    }\r\n\r\n    function updateButtonStyles(activeType) {\r\n        const btnHKS = document.getElementById('btn-hks');\r\n        const btnHES = document.getElementById('btn-hes');\r\n        if (activeType === 'HKS') {\r\n            btnHKS.style.background = 'rgba(56, 189, 248, 0.2)'; btnHKS.style.color = '#fff'; btnHKS.style.borderColor = '#38bdf8';\r\n            btnHES.style.background = 'rgba(255, 255, 255, 0.1)'; btnHES.style.color = '#aaa'; btnHES.style.borderColor = 'rgba(255,255,255,0.3)';\r\n        } else {\r\n            btnHES.style.background = 'rgba(255, 0, 85, 0.2)'; btnHES.style.color = '#fff'; btnHES.style.borderColor = '#ff0055';\r\n            btnHKS.style.background = 'rgba(255, 255, 255, 0.1)'; btnHKS.style.color = '#aaa'; btnHKS.style.borderColor = 'rgba(255,255,255,0.3)';\r\n        }\r\n    }\r\n\r\n    function onWindowResize() {\r\n        camera.aspect = container.clientWidth \/ container.clientHeight;\r\n        camera.updateProjectionMatrix();\r\n        renderer.setSize(container.clientWidth, container.clientHeight);\r\n    }\r\n\r\n    function animate() {\r\n        requestAnimationFrame(animate);\r\n        controls.update();\r\n\r\n        if (isAnimating) {\r\n            const speed = modelScale \/ 50; \r\n            animationTime += speed;\r\n            \r\n            let allFinished = true;\r\n\r\n            realTracks.forEach(track => {\r\n                \/\/ \u958b\u59cb\u6642\u523b\u306b\u306a\u3063\u3066\u3044\u306a\u3051\u308c\u3070\u30b9\u30ad\u30c3\u30d7\r\n                if (animationTime < track.userData.startTime) {\r\n                    allFinished = false;\r\n                    return;\r\n                }\r\n\r\n                \/\/ \u7dda\u306e\u5834\u5408\r\n                if (track.isLine || track.isLineSegments) {\r\n                    track.visible = true;\r\n                    if (track.userData.currentDraw < track.userData.maxCount) {\r\n                        track.userData.currentDraw += Math.ceil(track.userData.maxCount \/ 50); \r\n                        track.geometry.setDrawRange(0, track.userData.currentDraw);\r\n                        allFinished = false;\r\n                    }\r\n                } \r\n                \/\/ \u30e1\u30c3\u30b7\u30e5\uff08\u30c1\u30e5\u30fc\u30d6\uff09\u306e\u5834\u5408\r\n                else if (track.isMesh) {\r\n                    \/\/ StartTime\u3092\u8d85\u3048\u305f\u3089\u8868\u793a\u958b\u59cb\r\n                    \/\/ \u3055\u3089\u306b\u3001\u4e2d\u5fc3\u304b\u3089\u306e\u8ddd\u96e2\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3082\u7d44\u307f\u5408\u308f\u305b\u308b\u5834\u5408\u306f\u3053\u3053\u3092\u8abf\u6574\r\n                    \/\/ \u4eca\u56de\u306f\u30b7\u30f3\u30d7\u30eb\u306b\u300c\u6642\u5dee\u3067\u51fa\u73fe\u300d\u3055\u305b\u308b\r\n                    track.visible = true;\r\n                    \r\n                    \/\/ \u3082\u3057\u300c\u4f38\u3073\u308b\u300d\u6f14\u51fa\u3082\u5165\u308c\u305f\u3044\u5834\u5408\u306f\u30b7\u30a7\u30fc\u30c0\u30fc\u304c\u5fc5\u8981\u3060\u304c\u3001\r\n                    \/\/ \u7c21\u6613\u7684\u306b\u300c\u51fa\u73fe\u6e08\u307f\u300d\u3068\u3057\u3066\u6271\u3046\r\n                }\r\n            });\r\n\r\n            \/\/ \u5168\u3066\u8868\u793a\u3057\u304d\u3063\u3066\u3001\u3042\u308b\u7a0b\u5ea6\u6642\u9593\u304c\u7d4c\u3063\u305f\u3089\u7d42\u4e86\r\n            if (allFinished && animationTime > realTracks.length * (modelScale \/ 500) + modelScale) {\r\n                isAnimating = false;\r\n            }\r\n        }\r\n\r\n        renderer.render(scene, camera);\r\n    }\r\n<\/script>","protected":false},"excerpt":{"rendered":"Hypernuclear Spectroscopyat Jefferson Lab \u96fb\u5b50\u30d3\u30fc\u30e0\u304c\u89e3\u304d\u660e\u304b\u3059\u3001\u539f\u5b50\u6838\u306e\u6df1\u5965\u3068\u4e2d\u6027\u5b50\u661f\u306e\u8b0e Exploring the mysteries of deep nuclear st [&hellip;]","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-321","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HKS | \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\u306eJLab\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7d39\u4ecb\u30da\u30fc\u30b8\u3002\u7c73\u56fd\u30b8\u30a7\u30d5\u30a1\u30fc\u30bd\u30f3\u7814\u7a76\u6240(JLab)\u306e\u4e16\u754c\u6700\u9ad8\u5cf0\u306e\u96fb\u5b50\u30d3\u30fc\u30e0\u3068\u9ad8\u5206\u89e3\u80fd\u5206\u5149\u5668HKS\u3092\u7528\u3044\u305f\u30cf\u30a4\u30d1\u30fc\u6838\u7cbe\u5bc6\u5206\u5149\u7814\u7a76\u3001\u304a\u3088\u3073CSB\u89e3\u660e\u3084\u4e2d\u6027\u5b50\u661f\u7406\u89e3\u3092\u76ee\u6307\u30592027\u5e74\u306e\u6b21\u4e16\u4ee3\u5b9f\u9a13\u8a08\u753b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 \/ Introduction to the JLab Project by Kyoto Univ. Strangeness Nuclear Physics Group. Details on high-precision spectroscopy using JLab&#039;s electron beam and HKS, and the 2027 next-gen experiment for CSB and neutron star physics.\" \/>\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\/hks\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HKS | \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\u306eJLab\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7d39\u4ecb\u30da\u30fc\u30b8\u3002\u7c73\u56fd\u30b8\u30a7\u30d5\u30a1\u30fc\u30bd\u30f3\u7814\u7a76\u6240(JLab)\u306e\u4e16\u754c\u6700\u9ad8\u5cf0\u306e\u96fb\u5b50\u30d3\u30fc\u30e0\u3068\u9ad8\u5206\u89e3\u80fd\u5206\u5149\u5668HKS\u3092\u7528\u3044\u305f\u30cf\u30a4\u30d1\u30fc\u6838\u7cbe\u5bc6\u5206\u5149\u7814\u7a76\u3001\u304a\u3088\u3073CSB\u89e3\u660e\u3084\u4e2d\u6027\u5b50\u661f\u7406\u89e3\u3092\u76ee\u6307\u30592027\u5e74\u306e\u6b21\u4e16\u4ee3\u5b9f\u9a13\u8a08\u753b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 \/ Introduction to the JLab Project by Kyoto Univ. Strangeness Nuclear Physics Group. Details on high-precision spectroscopy using JLab&#039;s electron beam and HKS, and the 2027 next-gen experiment for CSB and neutron star physics.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/hks\/\" \/>\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=\"2025-12-07T12:57:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/csb_hyper2.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=\"23\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\/hks\/\",\"url\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/hks\/\",\"name\":\"HKS | \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\/hks\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/hks\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www-nh.scphys.kyoto-u.ac.jp\/KSgroup\/wp-content\/uploads\/2025\/11\/csb_hyper2.jpg\",\"datePublished\":\"2025-08-20T08:08:26+00:00\",\"dateModified\":\"2025-12-07T12:57:01+00:00\",\"description\":\"\u4eac\u90fd\u5927\u5b66\u30b9\u30c8\u30ec\u30f3\u30b8\u30cd\u30b9\u6838\u7269\u7406\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306eJLab\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7d39\u4ecb\u30da\u30fc\u30b8\u3002\u7c73\u56fd\u30b8\u30a7\u30d5\u30a1\u30fc\u30bd\u30f3\u7814\u7a76\u6240(JLab)\u306e\u4e16\u754c\u6700\u9ad8\u5cf0\u306e\u96fb\u5b50\u30d3\u30fc\u30e0\u3068\u9ad8\u5206\u89e3\u80fd\u5206\u5149\u5668HKS\u3092\u7528\u3044\u305f\u30cf\u30a4\u30d1\u30fc\u6838\u7cbe\u5bc6\u5206\u5149\u7814\u7a76\u3001\u304a\u3088\u3073CSB\u89e3\u660e\u3084\u4e2d\u6027\u5b50\u661f\u7406\u89e3\u3092\u76ee\u6307\u30592027\u5e74\u306e\u6b21\u4e16\u4ee3\u5b9f\u9a13\u8a08\u753b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 \/ Introduction to the JLab Project by Kyoto Univ. 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