https://blog.wongcw.com/2022/05/17/%e8%b6%85%e5%b0%8ex%e5%b0%84%e7%b7%9a%e6%bf%80%e5%85%89%e5%99%a8%e9%81%94%e5%88%b0%e4%ba%86%e6%af%94%e5%a4%96%e5%b1%a4%e5%a4%aa%e7%a9%ba%e9%82%84%e8%a6%81%e5%86%b7%e7%9a%84%e5%b7%a5%e4%bd%9c%e6%ba%ab/
超導X射線激光器達到了比外層太空還要冷的工作溫度