Lag baomer after AMS measuremetns 2009
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Lag Ba'omer holidayLag Ba'omer holidayaerosol measurements in aerosol measurements in
Weizmann Institute with the Weizmann Institute with the Aerodyne Aerosol Mass Aerodyne Aerosol Mass
SpectrometerSpectrometer
Hanan Einav LevyHanan Einav Levy
High resolution time of flight aerosol mass spectrometer
HR-TOF-AMS
High resolution time of flight aerosol mass spectrometer
HR-TOF-AMS
Animation of the Aerodyne Q-AMS. Credit: Matt Thyson (Lexington, Massachusetts)
High resolution time of flight aerosol mass spectrometer
HR-TOF-AMS
Real time aerosol mass spectrometry
Inlet design
Zhang et al. 2004
Real time aerosol mass spectrometry
Inlet design
Zhang et al. 2004
Sizing Aerosols
DeCarlo et al. 2004
Real time aerosol mass spectrometry
quantification = separation of evaporation and ionization
Canagaratna et al. 2007
Converting mass spectrum into UMR
raw spectrum --> sticks
Converting mass spectrum into UMR
Effectiveness of AMS detection approach
Lag B'aomer campaign
EPA: PM10
WIS :AMS, SMPS, Grimm, Wellas, APS
Lag Ba'omer measurements
PM10 measurements from the Israeli EPA
PM10 measurements from the Israeli EPA
Lag Ba'omer measurements
Size distributions time series
AMS
SMPS
average ensemble MSOOA – CO
2
HOA - C4H
9
NR aerosol composition
Size resolved MS
Israel, Rehovot
what else can you measure? floor paint evaporation (when is it safe to
come back to work)
Acknowledgements
Prof. Yinon Rudich, Prof. Jacob Karni, Dor Gefen, Enrico Segre, Michel Flores, Miri Trinic, Ali abu rizaq
Aerosols
aerosol particles collected on filters , scanned with a SEM source: University of Sao Paulo, Brazil