Gas inlet for an ion source
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United States of America Patent
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Nov 11, 2003
Issued Date -
N/A
app pub date -
Nov 17, 2000
filing date -
May 20, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a gas inlet structure for an ion source, including a capillary for the admission of a sample gas, which capillary is disposed in a guide tube for discharging a sample gas into the guide tube, the guide tube has an open end disposed in the ion source. The guide tube includes a valve for the pulsed admission of a carrier gas to the guide tube. The guide tube, the valve and the capillary are supported in a sealed support housing from which the guide tube with the capillary disposed therein projects into the ion source for supplying thereto the sample gas in a pulsed manner.
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