CROSS SECTION MEASUREMENTS OF MULTIPLE ELECTRON TRANSFER IN Arq+ (q=8-12) ON Ne Collisions Xinwen Ma*,§, Huiping Liu*, Zhihu Yang,* Youde Wang*, Deyang Yu*, Ximeng Chen#, Ziyong Shen#, Zhaoyuan Liu# *Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou, 730000,China #Modern physics department, Lanzhou University, Lanzhou, 730000, China §Present ADD:Gesellschaft fuer Schwerionenforschung, Darmsdadt, 64291,Germany Cross sections of multiple electron transfer in Arq+ (q=8-12) on Ne atoms were measured for energies from 80 to 240keV. The cross section dependence on the number of electrons captured by projectiles and the charge states of recoil ions were explained by considering the decay of multiply excited states both in projectiles and in target ions based on the Molecular Coulombic overBarrier Model.