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相关概念视频

Inductively Coupled Plasma Atomic Emission Spectroscopy: Principle01:19

Inductively Coupled Plasma Atomic Emission Spectroscopy: Principle

535
Inductively coupled plasma (ICP) is the most widely used plasma source in atomic emission spectroscopy (AES), also known as Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES). The ICP source, or torch, consists of three concentric quartz tubes with argon gas flowing through them. A spark from a Tesla coil initiates the ionization of argon, generating a high-temperature plasma.
The ions and electrons produced interact with the fluctuating magnetic field created by a water-cooled...
535

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Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry
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激光制造的等离子水窗X射线源由连续液体斯木喷射.

Tatsuya Soramoto, Ayaka Ogiwara, Hiroki Morita

    Optics letters
    |October 15, 2024
    PubMed
    概括

    一个连续的液体斯木喷气产生一个稳定的水窗X射线源120分钟. 这一突破为先进的极紫外线光刻和生物成像应用提供了有前途的工具.

    科学领域:

    • 物理 物理学 物理
    • 材料科学 材料科学 材料科学
    • 光学是什么?光学是什么?光学是什么?

    背景情况:

    • 对各种科学和技术应用而言,X射线源至关重要.
    • 开发稳定高效的水窗 (WW) 射线源仍然是一个挑战.
    • 液体目标为高重复率的X射线生成提供了潜在的优势.

    研究的目的:

    • 为了展示一个连续运行的水窗X射线源.
    • 为了研究再生液体木喷气用于X射线生成的性能.
    • 评估该源对未来应用的潜力,如极端紫外线光刻和生物成像等.

    主要方法:

    • 使用一个直径为35-40微米的再生液体 (Bi) 喷气,注入真空中.
    • 在120分钟内连续运行源.
    • 描述了在特定波长 (4.1 nm,4.3 nm,2.8 nm) 和整体光谱范围 (2.3-4.4 nm) 的每脉冲发射的光子.

    主要成果:

    • 实现了水窗X射线源连续运行120分钟.
    • 在4.1-4.3 nm (n=4-4过渡) 测量的光子流量为3-4.2 × 10^11光子/日,在2.8 nm (n=4-5过渡) 测量的1.7 × 10^11光子/日.
    • 在2.3-4.4纳米范围内观察到总光子发射量为10^12-10^13光子/{nm·sr},以及用激光强度 (功率为0.4) 的光谱的功率规律缩放.

    更多相关视频

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    相关实验视频

    Last Updated: Jun 10, 2025

    Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry
    07:17

    Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

    Published on: August 1, 2017

    12.6K
    Cryogenic Liquid Jets for High Repetition Rate Discovery Science
    08:34

    Cryogenic Liquid Jets for High Repetition Rate Discovery Science

    Published on: May 9, 2020

    3.0K
    In Situ Measurement of Vacuum Window Birefringence using 25Mg+ Fluorescence
    07:03

    In Situ Measurement of Vacuum Window Birefringence using 25Mg+ Fluorescence

    Published on: June 13, 2020

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    结论:

    • 再生液体斯木喷气提供稳定和连续的水窗X射线源.
    • 这项技术显示出下一代极端紫外线光刻的巨大潜力.
    • 该源是生物成像中先进的X射线显微镜的可行候选者.