Air pollution monitoring: development of ammonia (NH₃) dynamic reference gas mixtures at nanomoles per mole levels to improve the lack of traceability of measurements

Por T. Macé, M. Iturrate-Garcia, C. Pascale, B. Niederhauser, S. Vaslin-Reimann, C. Sutour
Publicado em 2022-05-01

Towards an understanding of surface effects: testing of various materials in a small volume measurement chamber and its relevance for atmospheric trace gas analysis

Por E. Satar, E. Satar, P. Nyfeler, P. Nyfeler, C. Pascale, B. Niederhauser, M. Leuenberger, M. Leuenberger
Publicado em 2020-01-01