FAQ AMS Glossary: Difference between revisions
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f_44: the fraction of the organic signal that is observed at m/z = 44 | f_44: the fraction of the organic signal that is observed at m/z = 44 | ||
APES: | |||
Non-refractory species: chemical components of aerosol that are volatilized in the AMS, and are observed in the "Difference spectrum" | Non-refractory species: chemical components of aerosol that are volatilized in the AMS, and are observed in the "Difference spectrum" | ||
PET: | |||
PIKA: | |||
Refractory species: chemical components of aerosol that are not volatile enough to vaporize in the AMS, and thus are never observed by the instrument | Refractory species: chemical components of aerosol that are not volatile enough to vaporize in the AMS, and thus are never observed by the instrument | ||
Semi-refractory signals: chemical components of aerosol that are relatively less volatile, and only slowly vaporize in the AMS. Functionally, they are observed in both the the Closed and Open signals (time-scale for vaporization is slow). Examples include Pb (lead) and possibly NaCl | Semi-refractory signals: chemical components of aerosol that are relatively less volatile, and only slowly vaporize in the AMS. Functionally, they are observed in both the the Closed and Open signals (time-scale for vaporization is slow). Examples include Pb (lead) and possibly NaCl | ||
Revision as of 14:53, 23 February 2010
AMS glossary (beta)
Important Notes
This glossary of terms typically used by the AMS community is a work in progress - so is by no means complete or comprehensive. For now, we'll keep it alphabetical, but this may be changed based on user feed-back. Please continue to add and edit!
Glossary
f_44: the fraction of the organic signal that is observed at m/z = 44
APES:
Non-refractory species: chemical components of aerosol that are volatilized in the AMS, and are observed in the "Difference spectrum"
PET:
PIKA:
Refractory species: chemical components of aerosol that are not volatile enough to vaporize in the AMS, and thus are never observed by the instrument
Semi-refractory signals: chemical components of aerosol that are relatively less volatile, and only slowly vaporize in the AMS. Functionally, they are observed in both the the Closed and Open signals (time-scale for vaporization is slow). Examples include Pb (lead) and possibly NaCl
