发明授权
US07684012B2 Lithographic device, device manufacturing method and device manufactured thereby 有权
平版印刷装置,装置制造方法和由此制造的装置

Lithographic device, device manufacturing method and device manufactured thereby
摘要:
A lithographic apparatus is configured to project a pattern from a patterning device onto a substrate. The apparatus includes a gas purged sealing aperture extending between at least two different zones of the apparatus, and a gas supplier configured to supply the sealing aperture one or more gases selected from a group including hydrogen, deuterium, heavy hydrogen, deuterated hydrogen, and a mixture of argon and hydrogen.
信息查询
0/0