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Aerosol Mass Spectrometry (AMS) has emerged as the principal tool for aerosol analysis and soft ionization techniques are an important subset particularly suited for chemical speciation investigations. This dissertation presents the use of soft ionization AMS for the analysis of complex organic aerosols in laboratory studies, both as models for Primary and Secondary Organic Aerosol (POA and SOA). An established technique (PERCI-AMS) is used to identify the resonance capture mechanisms for cysteine containing peptide residues. This technique is then applied to investigate the ozonolysis of...

Originally published in German in 1991, This book depicts the dilemma of a young girl who leaves the German Democratic Republic before the fall of the wall in 1989, and her feelings thereafter. It brings to life the situation for people in the GDR at their historical period in the 20th history. Delivered in dear and simple language, it appeals to young people in their deals with the every day problems of school life, friendship, spit families and anxieties about the future. This book can be used in conjunction with the German novel by students of A novel German, or simply read by those...