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arXiv 2410.03313physics.optics
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用于ELI Beamlines时间分辨衍射、光谱学和成像实验的紧凑型激光驱动等离子体X射线源

Compact laser-driven plasma X-ray source for time-resolved diffraction, spectroscopy, and imaging experiments at ELI Beamlines

Yelyzaveta Pulnova, Tomáš Parkman, Borislav Angelov, Iulia Baranova, Ana Zymaková, Silvia Cipiccia, Luca Fardin, Briony A. Yorke, Roman Antipenkov, Davorin Pece… 展开作者

Yelyzaveta Pulnova, Tomáš Parkman, Borislav Angelov, Iulia Baranova, Ana Zymaková, Silvia Cipiccia, Luca Fardin, Briony A. Yorke, Roman Antipenkov, Davorin Peceli, Ondřej Hort, Dong-Du Mai, Jakob Andreasson, Jaroslav Nejdl

AI总结:

本文报道了ELI Beamlines设施中kHz激光驱动Cu等离子体X射线源的实验特性,对比了两种不同驱动激光下的源参数,并展示了高达10^{12} Kα光子/4π/s的光子通量及其在超快X射线衍射和光谱学中的实验平台。

摘要:

本文报道了最近在ELI Beamlines设施投入使用的kHz激光驱动Cu等离子体X射线源的实验测量特性。该源既可由基于光学参量啁啾脉冲放大技术、内部开发的高对比度低于20 fs近红外TW激光驱动,也可由提供12 mJ、45 fs脉冲的更常规Ti:sapphire激光驱动。比较了两种驱动激光获得的X射线源参数。报道了高达10^{12} Kα光子/4π/s量级的测量光子通量。此外,描述了基于该报道源的超快X射线衍射以及X射线吸收和/或发射光谱学的实验平台。

英文摘要:

Experimentally measured characteristics of a kHz laser-driven Cu plasma X-ray source that was recently commissioned at ELI Beamlines facility are reported. The source can be driven either by an in-house developed high contrast sub-20 fs near-infrared TW laser based on optical parametric chirped-pulse amplification technology, or by a more conventional Ti:sapphire laser delivering 12 mJ, 45 fs pulses. The X-ray source parameters obtained with the two driving lasers are compared. Measured photon flux of the order up to 10^{12} Kα photons/4π/s is reported. Furthermore, experimental platforms for ultrafast X-ray diffraction and X-ray absorption and/or emission spectroscopy based on the reported source are described.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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