Here is the electron-impact ionization cross section for Methane (CH4) from 5 eV to 2000 eV.

Click on the graph below to see a region (5-100, 50-250, or 250-2000 eV) in more detail.
Select the range you wish to view below, and press the "Submit" button.

T=5 to 2000 eV T=5 to 100 eV T=50 to 250 eV T=250 to 2000 eV

Legend (below)

Data setSource
BEBBEB (vertical IP)
Y.-K. Kim, W. Hwang, N. M. Weinberger, M. A. Ali and M.E. Rudd, J. Chem. Phys. 106, 1026 (1997).
Theory #1BEB (adiabatic IP)
W. Hwang, Y.-K. Kim and M.E. Rudd, J. Chem. Phys. 104, 2956 (1996).
Experiment #1D. Rapp and P. Englander-Golden, J. Chem. Phys. 43, 1464 (1965).
Experiment #2O. J. Orient and S. K. Srivastava, J. Phys. B 20, 3923 (1987).
Experiment #3N. Duric, I. Cadez and M. Kurepa, Int. J. Mass Spectrom. Ion Processes 108, R1 (1991).
Experiment #4B. L. Schram, M. J. van der Wiel, F. J. de Heer and H. R. Moustafa, J. Chem. Phys. 44, 49 (1966).

Return to Methane info