作者: Igor Vladimirovich Fomenkov , David Craig Brandt , Alexander Igorevich Ershov
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摘要: A reflective EUV optic such as a collector mirror configured an array of facets that are spaced apart to form respective gaps between adjacent facets. The used inlets for gas flow across one the is introduced parallel surface. can be made with offsets loss area minimized. facilitates removal target material from surface