In this issue, we look back at the first decade of X-ray free-electron lasers (XFELs) and forward to the challenges and opportunities lying ahead. This month in a dedicated Focus issue, we look back at the first decade of X-ray free-electron lasers (XFELs) and forward to the challenges and opportunities lying ahead.

中文翻译：

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XFEL的下一个十年

在本期杂志中，我们回顾X射线自由电子激光器（XFEL）的头十年，展望未来的挑战和机遇。在本月的Focus专刊中，我们回顾了X射线自由电子激光器（XFEL）的头十年，并展望了即将到来的挑战和机遇。