New mechanism of ion desorption from rare gas solids by multiply-charged ion impact

29th International Conference on Photonic, Electronic, and Atomic Collisions

Ban, Keisuke^1 ; Akiwa, Masaki^1 ; Sumita, Atsumi^1 ; Nidaira, Yuta^1 ; Kuwabara, Yuki^1 ; Tachibana, Takayuki^1 ; Hirayama, Takato^1

Department of Physics, Rikkyo University, Toshima-ku, Tokyo

171-8501, Japan^1

关键词: Coulomb explosion models;    Ion desorption;    Ion impact;    Low-energy;    Multiply charged;    New mechanisms;    Rare-gas solids;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/635/3/032017/pdf
DOI  :  10.1088/1742-6596/635/3/032017

来源: IOP

【 摘 要 】

We have measured the absolute ion desorption yield from the surface of solid Ne and Ar by low-energy multiply-charged ion impact. Present results could not be explained by well-known Coulomb explosion model. We here propose a new mechanism of ion desorption.