\[\mathrm{H} \; 1s + \mathrm{H}^{+} \rightarrow \mathrm{H}^{+} + \mathrm{H}^{+} + \mathrm{e}^-\]

---

Process	HIN: Ionization
Data type	cross section | uploaded on 2022-06-30
Comment	The classic crossed-beam experiments of Shah and Gilbody at Queens's University Belfast from 1987, lower energy range

---

Method	experiment
Frame	Target
Columns	E /eV u-1 sigma /cm2
Ref	B34: M. B Shah, D. S Elliott, H. B Gilbody, "Ionisation of atomic hydrogen by 9-75 keV protons ", Journal of Physics B: Atomic and Molecular Physics 20, 2481-2485 (1987). [10.1088/0022-3700/20/11/016]
Data	Download

---