Two new factors were found to affect refraction of foreshock waves: the velocity and density of backstreaming ions, both with large-scale variability, as well as the large-scale wave propagation in the entire foreshock.

More information:

Head of Unit Minna Palmroth, tel. +358 40 5311 745, minna.palmroth@fmi.fi

Partnership for advanced computing in Europe (PRACE): http://www.prace-ri.eu

CSC: https://www.csc.fi

Palmroth, M., et al. (2015), ULF foreshock under radial IMF: THEMIS observations and global kinetic simulation Vlasiator results compared, J. Geophys. Res. Space Physics, 120, doi:10.1002/2015JA021526.

http://onlinelibrary.wiley.com/doi/10.1002/2015JA021526/full

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