Stefan Spreng

Evidence for stratospheric nitric acid condensation from balloon and rocket measurements in the Arctic

Frances H. Arnold, Hans Schlager, Jens Hoffmann et al. · Nature · 1989 · 59 citations

Natural Sciences, Earth Sciences, Meteorology +14

Activity-Guided Identification of <i>in Vitro</i> Antioxidants in Beer

Stefan Spreng, Thomas Hofmann · Journal of Agricultural and Food Chemistry · 2017 · 48 citations · Full text

Agriculture, Biochemistry, Food Science +17

Stratospheric aerosol sulfuric acid: First direct in situ measurements using a novel balloon-based mass spectrometer apparatus

Frank Arnold, Joachim Curtius, Stefan Spreng et al. · Journal of Atmospheric Chemistry · 1998 · 43 citations

Natural Sciences, Chemistry, Earth Sciences +16

Balloon‐borne mass spectrometer measurements of HNO₃ and HCN in the winter Arctic stratosphere — Evidence for HNO₃‐processing by aerosols

Stefan Spreng, Frances H. Arnold · Geophysical Research Letters · 1994 · 33 citations

Natural Sciences, Chemistry, Earth Sciences +17

Structure–Pungency Relationships and TRP Channel Activation of Drimane Sesquiterpenes in Tasmanian Pepper (<i>Tasmannia lanceolata</i>)

Klaus Mathie, Johanna Lainer, Stefan Spreng et al. · Journal of Agricultural and Food Chemistry · 2017 · 28 citations · Full text

Life Sciences, Botany, Pharmacology +10