. Author manuscript; available in PMC: 2013 Nov 14.

Published in final edited form as: Int J Radiat Biol. 2011 May 26;88(1-2):15–21. doi: 10.3109/09553002.2011.577505

Table II.

Cross sections σ_ri (10⁻¹⁷ cm²) for electronic excitations of thymine by electron impact at different energies E₀ (eV).

	Electronic states
E₀	E_I (1 ³A′, 1³A″)	E_II (2 ³A′, 2¹A′)	E_III (3 ³A′, 2³A″, 4³A′, 3³A″, 3¹A′)	E_IV (5 ³A′, 5¹A′)	E_R
5	2.9	0.9
6	1.6	5.3	0.7
7	1.6	6.3	7.0
8	1.8	6.8	13.6	2.2
9	1.4	6.9	12.3	3.1	6.4
10	1.0	5.7	11.5	3.1	13.5
11	0.8	5.0	8.5	3.0	22.1
12	0.3	3.5	6.6	4.5	29.8

Gaussians distributions: E_I at 3.7(0.6) eV; E_II at 4.9 eV(0.6) eV; E_III at 6.1(1.1) eV; E_IV at 7.3(0.8) eV; E_R remaining electronic cross section. The values within parentheses are the FWHM of the Gaussians.