Solvation of K+ in helium droplets E. Yurtsever, E. Yildirim, M. Yurtsever, E. Bodo and F. A. Gianturco Eur. Phys. J. D, 43 1-3 (2007) 105-108 Published online: 24 May 2007 DOI: 10.1140/epjd/e2007-00068-x