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Table 2: Table for the ionization rate coefficients (in the units of ) corresponding to the formation of cations in electron dissociative ionization of .

(eV) Total 20 6.22 8.70 0.81 1.15 16.87 30 43.42 56.69 11.36 9.48 0.11 0.50 121.56 40 111.66 143.36 34.35 28.42 0.77 4.45 323.01 50 204.56 260.65 66.52 55.54 2.00 12.21 601.47 55 257.82 327.77 84.98 71.46 2.79 17.27 762.08 60 314.43 399.05 104.55 88.53 3.67 22.97 933.21 70 434.79 550.47 145.91 125.09 5.68 35.81 1297.75 80 560.64 708.68 188.81 163.44 7.88 49.92 1679.38 90 688.18 868.92 231.94 202.30 10.19 64.66 2066.18 100 814.63 1027.73 274.36 240.76 12.52 79.58 2449.58 125 1112.68 1401.83 373.04 330.92 18.15 115.55 3352.17 150 1369.77 1724.34 456.55 407.86 23.10 147.20 4128.82 200 1732.03 2178.41 570.58 514.06 30.22 192.61 5217.90 250 1899.27 2387.60 619.23 560.61 33.63 214.40 5714.74 300 1911.95 2402.83 617.83 561.09 34.09 217.37 5745.16 400 1659.73 2085.17 528.62 481.86 29.72 189.53 4974.64 500 1270.81 1596.30 400.20 365.58 22.74 145.03 3800.66 600 900.73 1131.32 281.06 257.09 16.08 102.55 2688.84 700 605.90 760.96 187.62 171.78 10.79 68.77 1805.81 800 392.47 492.89 120.73 110.62 6.96 44.41 1168.08 900 247.07 310.28 75.57 69.27 4.37 27.87 734.43