Controlled vapor delivery into low pressure processes

Provided herein are methods, systems, and device for control, delivery, and purification of low vapor pressure gases in conjunction with carrier gas in micro-electronics and other critical process applications. The present invention is based on the observation that when temperature and pressure of a...

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Bibliographische Detailangaben
Hauptverfasser: Spiegelman, Jeffrey J, Shamsi, Zohreh
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Provided herein are methods, systems, and device for control, delivery, and purification of low vapor pressure gases in conjunction with carrier gas in micro-electronics and other critical process applications. The present invention is based on the observation that when temperature and pressure of a device for delivering a gas stream are held constant, the concentration of vapor in the gas stream may be modulated based on the level of liquid within the chamber thereof.