Experimental determination of the partitioning coefficient of nopinone as a marker substance in organic aerosol / von Bettina Steitz. 2012
Inhalt
- Introduction
- Atmospheric Aerosols
- Aerosols and climate
- Formation of secondary organic aerosol
- Partitioning coefficient
- Objectives of this work
- Instrument description
- Proton Transfer Reaction-Time of Flight-Mass Spectrometer (PTR-ToF-MS)
- Aerosol Collection Module (ACM)
- Experiments
- AIDA chamber
- Instrumental set-ups and performances
- Set-up of the PTR-ToF-MS and characterization of the working conditions
- Set-up of the ACM and characterization of the working conditions
- Experimental Conditions and Procedure
- Procedures of data analysis
- Determination of the mixing ratios
- Calibration
- Fragmentation
- -Pinene Fragmentation
- -Pinene Fragmentation
- Comparison of -pinene and -pinene fragmentation to literature
- Nopinone fragmentation
- Determination of the partitioning coefficient from a PTR-ToF-MS in a filter set-up
- Determination of the partitioning coefficient from a PTR-ToF-MS coupled with the ACM
- Results and discussion of - and -pinene ozonolysis experiments
- -Pinene Ozonolysis
- -Pinene Ozonolysis
- -Pinene Ozonolysis Products
- ACM - SMPS comparison
- Scientific findings of the - and -pinene ozonolysis experiments
- Summary and Outlook
- Detailed descriptions of the experiment processes
- Pearson correlation matrix for -pinene fragmentation
- Ion identities and Pearson correlation coefficient for ions correlated to C10H17+
- Mixing ratio error
- Fragments from ionization of C10H16 with O2+
- Ions in the aerosol particle phase of a -pinene experiment at 243 K
- References
- List of Figures
- List of Tables
- Abbrevations
- Danksagung