Mass spectrometry 33 Analysis 19 Gas chromatography 14 Liquid chromatography 9 Inductively coupled plasma mass spectrometry 7 Dissertations 4 Dissertations, Academic 4 Pesticides 4 Secondary ion mass spectrometry 4 Chemistry, Analytic 3 Environmental aspects 3 High performance liquid chromatography 3 Metals 3 Pesticide residues in food 3 Spectra 3 Trace elements 3 Absorption and adsorption 2 Chemometrics 2 Chromatographic analysis 2 Essences and essential oils 2 Forensic applications 2 Heavy metals 2 Industrial applications 2 Mass Spectrometry 2 Olive oil 2 Palm oil 2 Silicon 2 Time-of-flight mass spectrometry 2 ANSYS (Computer system) 1 Alcohol in the body 1