Ice nucleation properties of fine ash particles from the Eyjafjallajökull eruption in April 2010 - Steinke, I.; Möhler, O.; Kiselev, A.; Niemand, M.; Saathoff, H.; Schnaiter, M.; Skrotzki, J.; Hoose, C.; Leisner, T. (European Geosciences Union, 2014)