发明授权
- 专利标题: Gas discharge laser with gas temperature control
- 专利标题(中): 气体放电激光器采用气体温度控制
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申请号: US310872申请日: 1999-05-12
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公开(公告)号: US6034978A公开(公告)日: 2000-03-07
- 发明人: Richard C. Ujazdowski , Robert A. Shannon , Dmitry Berger , William N. Partlo , Tom A. Watson , Paul S. Thompson , Toshihiko Ishihara , Carl E. Tedesco, II , Donald G. Larson , Steven M. Harrington , Richard G. Morton , James H. Azzola , I. Roger Oliver , Thomas P. Duffey , Igor V. Fomenkov
- 申请人: Richard C. Ujazdowski , Robert A. Shannon , Dmitry Berger , William N. Partlo , Tom A. Watson , Paul S. Thompson , Toshihiko Ishihara , Carl E. Tedesco, II , Donald G. Larson , Steven M. Harrington , Richard G. Morton , James H. Azzola , I. Roger Oliver , Thomas P. Duffey , Igor V. Fomenkov
- 申请人地址: CA San Diego
- 专利权人: Cymer, Inc.
- 当前专利权人: Cymer, Inc.
- 当前专利权人地址: CA San Diego
- 主分类号: H01S3/225
- IPC分类号: H01S3/225 ; G03F7/20 ; H01S3/036 ; H01S3/041 ; H01S3/134 ; H01S3/04
摘要:
A gas discharge laser with fast response gas temperature control to maintain laser gas temperature within desired limits during burst mode operation. Preferred embodiments include a passive temperature stabilizer having fins with surface areas exposed to flowing laser gas at least equal to the surface area of the cooling fins of a laser gas heat exchanger. Preferred embodiments utilize heating elements and coolant flow control to regulate laser gas temperatures using processors programmed to anticipate idle periods.
公开/授权文献
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