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基于持续流动的气喷射的激光唤醒场加速器的kHz运行差分送
J Monzac1, S Smartsev1, J Huijts1
1Laboratoire d'Optique Appliquée, ENSTA Paris, CNRS, Ecole polytechnique, Institut Polytechnique de Paris, 828 Bd des Maréchaux, 91762 Palaiseau, France.
The Review of scientific instruments
|April 1, 2025
概括
现在可以使用气喷射器连续运行kHz激光唤醒场加速器 (LWFA). 一个新的差分系统使稳定,高重复率的电子束产生,用于先进的应用.
科学领域:
- 等离子体物理学的物理学
- 技术加速器技术加速器技术
- 激光-物质相互作用 激光-物质相互作用
背景情况:
- 在kHz的重复率下运行的激光衰场加速器 (LWFA) 对先进的应用至关重要.
- 高质量的电子束通常使用气目标产生.
- 使用气的连续运行需要专门的送解决方案.
研究的目的:
- 为kHz LWFA设计和实施差分系统.
- 用高压气喷射器使LWFA的连续运行成为可能.
- 在实验条件下验证系统的性能.
主要方法:
- 一个差分系统的设计.
- 在kHz的LWFA实验中实施该系统.
- 使用数值流体动力学和光学模拟来验证设计.
主要成果:
- 通过气喷气成功演示了连续kHz的LWFA运行.
- 有效维护超高真空 (低于3 × 10-4 mbar) 使用140bar的喷气.
- 通过模拟和实验验证差分系统的设计.
结论:
- 开发的差分系统可使用气促进连续kHz的LWFA运行.
- 这一突破使得稳定,高重复率的电子束产生,用于各种应用.
- 该系统的设计方法可应用于加速器中类似的高压气体喷气应用.
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