Energetic Costs of Partial State Excitation of Molecular Nitrogen by Auroral Electrons


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The costs for initial electron energies 100 eV, 1 keV and 10 keV were calculated for air at ~120 km (mixture of 70% N2, 10% O2 and 20% O).

#

State

Threshold, eV

Eo=100eV

Eo=1keV

Eo=10keV

Plot for Eo<50eV

With e-e collisions

1

6.17

188.1

220.1

219.8

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2

7.35

191.7

223.8

224.8

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3

7.36

221

261.4

262.4

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4

8.16

819.4

994.3

999.5

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5

11.03

449.8

560.9

561.6

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6

11.88

18480

24900

25170

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7

12.75

1518

2041

2065

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8

12.8

844.2

1137

1150

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9

12.85

4777

6508

6591

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10

13.15

3291

4484

4544

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11

8.4

1010

1228

1245

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12

8.55

250.5

323.9

336.1

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13

8.89

1011

1206

1211

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14

12.25

2690

3681

3809

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15

12.5

57.97

73.4

76.54

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16

12.94

143.7

181.5

189.4

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17

15.58

148.4

124.3

121.4

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18

16.73

157.8

136.6

133.6

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19

18.75

388.8

329.2

321.7

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20

22

1060

871.7

850.4

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21

23.6

1111

905.4

883

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22

40

1026

711.5

689

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23

26

216.6

163.7

159.1

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