{"categories":[],"blog_title":"\u6642\u8a08\u53f0\u306e\u30d6\u30ed\u30b0","image_url":null,"author_url":"https://blog.hatena.ne.jp/nolonger/","height":"190","blog_url":"https://nolonger.hatenablog.com/","provider_name":"Hatena Blog","url":"https://nolonger.hatenablog.com/entry/2025/03/20/150600","published":"2025-03-20 15:06:00","author_name":"nolonger","title":"QFT?","provider_url":"https://hatena.blog","width":"100%","version":"1.0","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnolonger.hatenablog.com%2Fentry%2F2025%2F03%2F20%2F150600\" title=\"QFT? - \u6642\u8a08\u53f0\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u306a\u3093\u3067\u3086\u3089\u304e\u306e\u751f\u6210\u3068\u304b\u8003\u3048\u308b\u306e\u306bBogoliubov\u5909\u63db\u3068\u304b\u4f7f\u308f\u306a\u3044\u3093\u3060\u3063\u3051\u3068\u601d\u3063\u3066\u8b0e\u306b\u60a9\u3093\u3067\u3057\u307e\u3044\u307e\u3057\u305f\u3002\u5834\u306e\u91cf\u5b50\u8ad6\u3063\u3066\u3044\u308d\u3093\u306a\u30ce\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u3063\u3066\u6df7\u4e71\u3059\u308b\u306e\u3067\u81ea\u5206\u7528\u306e\u30e1\u30e2\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u82b1\u6587\u5b57H=a'/a\u304c\u3046\u307e\u304f\u51fa\u529b\u3055\u308c\u3066\u3044\u306a\u3044\u3051\u3069\u6c17\u306b\u3057\u306a\u3044\u3002\u6700\u521d\u30d6\u30ed\u30b0\u306b\u76f4\u63a5\u6570\u5f0f\u66f8\u3053\u3046\u3068\u3057\u305f\u3051\u3069\u8a33\u308f\u304b\u3089\u306a\u3059\u304e\u3066\u632b\u6298\u3057\u307e\u3057\u305f\u3002 \u7c92\u5b50\u6570\u30ab\u30a6\u30f3\u30c8\u3057\u3088\u3046\u3068\u3059\u308b\u3068a\u2020(out)a(out)\u306e\u65b9\u30920_in\u3067\u631f\u3093\u3067Bogoliubov\u4fc2\u6570\u306e\u4e8c\u4e57\u304c\u51fa\u308b\u308f\u3051\u3067\u3059\u3051\u3069\u3001\u3053\u308c\u306fu^(out)\u3082\u3061\u3083\u3093\u3068\u8a08\u7b97\u3057\u3066u^(in)\u3068\u306e\u95a2\u4fc2\u3092\u6c42\u3081\u308c\u3070\u3044\u3044\u3093\u3067\u3059\u304b\u306d\uff1f \u5168\u7136\u81ea\u4fe1\u304c\u306a\u3044\u3002"}