Collisional contributions Continuum distorted wave-eikonal initial state 4 High energy physics 4 Ionization 4 Multiple ionization 4 Atoms 2 Born approximation 2 Branching ratio 2 Charge density waves 2 Distortion (waves) 2 Dominant contributions 2 Electrochemical corrosion 2 Energy ranges 2 Experimental data 2 First Born approximation 2 High energy 2 Impact ionization 2 Independent particle models 2 Intermediate energy range 2 Ion charge state 2 Ionization cross section 2 Ions 2 Krypton 2 Neon 2 Nuclear charges 2 Particle detectors 2 Quantum theory 2 Single ionization 2 Theoretical study 2 Xenon 2