发明授权
US07734014B2 Extreme UV and soft X ray generator 失效
极端的UV和软X射线发生器

Extreme UV and soft X ray generator
摘要:
A gas discharge source, in particular, for generating extreme ultraviolet and/or soft X-radiation, has a gas-filled intermediate electrode space located between two electrodes, devices for the admission and evacuation of gas, and one electrode that has an opening that defines an axis of symmetry and is provided for the discharge of radiation. A diaphragm exhibits at least one opening on the axis of symmetry and operates as a differential pump stage, between the two electrodes.
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