The identification of volcanic ash is made more precise using satellite measurements

Infrared range satellite measurements are an important tool in the identification and monitoring of ash clouds generated by volcanic eruptions. New research shows that the porosity of ash particles is one of the key factors affecting the interpretation of infrared range satellite measurements.

More information:

Senior resesarcher Timo Nousiainen, tel. +358 50 441 5451, timo.nousiainen@fmi.fi

Kylling, A., Kahnert, M., Lindqvist H. and Nousiainen, T. (2014): Volcanic ash infrared signature: porous non-spherical ash particle shapes compared to homogeneous spherical ash particles. Atmos. Meas. Tech., 7, 919-929, doi: 10.5194/amt-7-919-2014.

http://www.atmos-meas-tech.net/7/919/2014/amt-7-919-2014.html