Patent ID: 6657213
Filing Date: 2003-12-02
Classification: H05G

Abstract:
A nozzle for a laser-plasma extreme ultraviolet (EUV) radiation source, said nozzle comprising:a nozzle body having a source end, an exit end, and a channel therebetween, said source end receiving a target material and said exit end emitting the target material; and a target material delivery tube extending through the channel, wherein an inner surface of the nozzle body within the channel is spaced from an outer surface of the target delivery tube to form a gap, said delivery tube including a first end positioned proximate the source end of the nozzle body and a second end positioned proximate and within the exit end of the nozzle body, said first end receiving the target material and said second end emitting the target material into the exit end of the nozzle body, said target material traveling a distance through the nozzle body before being emitted therefrom.