Water vapor measurements throughout the planetary boundary layer (PBL) with the ATMONSYS DIAL: From short-term variability to the calculation of vertical fluxesJohannes Speidel, Hannes Vogelmann and Matthias PerfahlEPJ Web Conf., 362 (2026) 06004DOI: https://doi.org/10.1051/epjconf/202636206004