Here is the electron-impact ionization cross section for Hydrogen molecule (H₂) from 5 eV to 2000 eV.

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

Legend (below)

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Data set	Source
	BEB Y.-K. Kim and M.E. Rudd, Phys. Rev. A 50, 3954 (1994); W. Hwang, Y.-K. Kim and M.E. Rudd, J. Chem. Phys. 104, 2956 (1996); and Y.-K. Kim and M. E. Rudd, Comments At. Mol. Phys. 34, 293 (1999).
	D. R. Schultz, L. Meng and R. E. Olson, J. Phys. B 25, 4601 (1992).
	M. Gryzinski, Phys. Rev. 138, A305 (1965); 138, A322 (1965); 138, A336 (1965).
	D. Rapp and P. Englander-Golden, J. Chem. Phys. 43, 1464 (1965).
	E. Krishnakumar and S. K. Srivastava, J. Phys. B 27, L251 (1994).
	B. L. Schram, F. J. de Heer, M. J. van der Wiel and J. Kistenmaker, Physica 31, 94 (1965).
	B. L. Schram, H. R. Moustafa, J. Schutten and F. J. de Heer, Physica 32, 734 (1966).
	H. C. Straub, P. Renault, B. G. Lindsay, K. A. Smith, and R. F. Stebbings, Phys. Rev. A 54, 2146 (1996).

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