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    • 10. 发明专利
    • Very high repetition rate narrow band gas discharge laser system
    • 非常高的重复率窄带带隙放电激光系统
    • JP2014096610A
    • 2014-05-22
    • JP2014027965
    • 2014-02-17
    • Cymer LLCサイマー リミテッド ライアビリティ カンパニー
    • STEIGER THOMAS DHOLTAWAY EDWARD PMOOSMAN BRYAN GRAO RAJASEKHAR M
    • H01S3/104H01S3/00H01S3/038H01S3/097H01S3/10H01S3/13H01S3/22H01S3/23
    • H01S3/038H01S3/0057H01S3/07H01S3/097H01S3/09702H01S3/104H01S3/1305H01S3/2333
    • PROBLEM TO BE SOLVED: To provide a gas discharge laser used for supplying narrow band light for integrated circuit lithography application.SOLUTION: A method and apparatus for producing a very high repetition rate gas discharge laser system in a MOPA configuration is disclosed which may comprise: a master oscillator gas discharge laser system producing a beam of oscillator laser output light pulses at a very high pulse repetition rate; and at least two power amplification gas discharge laser systems receiving laser output light pulses from the master oscillator gas discharge laser system, each of the at least two power amplification gas discharge layer systems amplifying some of the received laser output light pulses at a pulse repetition that is a fraction of the very high pulse repetition rate equal to one over the number of the at least two power amplification gas discharge laser systems to form an amplified output laser light pulse beam at the very high pulse repetition rate, which may be positioned in series with respect to the oscillator laser output light pulse beam.
    • 要解决的问题:提供一种用于为集成电路光刻应用提供窄带光的气体放电激光器。公开了一种用于产生MOPA配置的非常高重复率气体放电激光器系统的方法和装置,其可以包括: 主振荡器气体放电激光系统以非常高的脉冲重复频率产生振荡器激光输出光脉冲束; 以及至少两个功率放大气体放电激光器系统,其从所述主振荡器气体放电激光系统接收激光输出光脉冲,所述至少两个功率放大气体放电层系统中的每一个以脉冲重复放大所接收的激光输出光脉冲中的一些, 是等于至少两个功率放大气体放电激光器系统的数量之一的非常高的脉冲重复率的一部分,以形成非常高的脉冲重复频率的放大的输出激光脉冲束,其可以被串联 相对于振荡器激光输出光脉冲光束。