cc-by-4.0Sipilä, Mikko2025-04-292022-05-182022-05-18https://datakatalogi.helsinki.fi/handle/123456789/5956This dataset belongs to : Investigation of New Particle Formation mechanisms and aerosol processes  at the Marambio Station, Antarctic Peninsula Quéléver, L. L. J., Dada, L., Asmi, E., Lampilahti, J., Chan, T., Ferrara, J. E., Copes, G. E., Pérez-Fogwill, G., Barreira, L., Aurela, M., Worsnop, D. R., Jokinen, T., and Sipila, M.: Investigation of New Particle Formation mechanisms and aerosol processes at the Marambio Station, Antarctic Peninsula, Atmos. Chem. Phys. Discuss. [preprint], https://doi.org/10.5194/acp-2021-1063, in review, 2022   The Mass spectrometry and particle data were the result of a measurement campaign performed at the Marambio Station, Antarctica during the austral summer 2018  The data set includes: - Time series for sulfuric acid, methane sulfonic acid and iodic acid concentration  - Mass defect data for a new particle formation case study on 16-02-2018 - Time series for nucleation rates  - Time series for formation rates  Please refer to the individual *README.txt files and the corresponding publication. For further information please contact the corresponding author: Lauriane L.J. Quéléver: Lauriane.quelever@helsinki.fiMarambioMass SpectrometryAerosol ParticlesNew Particle FormationAntarcticadataset