Table 2. Energy Positions (in eV) of Progressions and Vibrational Analysis of Features Observed in the Photon Energy Range 7.3–8.3 eV of CH3NO2.
| energya | assignment | ΔE (υ3′) | ΔE (υ4′) | ΔE (υ5′) | ΔE (υ8′) | ref (3) |
|---|---|---|---|---|---|---|
| 3s(14a′) ← n̅O/σCN(12a′) | ||||||
| 7.382 | 000 | |||||
| 7.41(5)(s,w) | 8n | |||||
| 7.420 | 801 | 0.038 | ||||
| 7.453 | 501 | 0.071 | ||||
| 7.464 | 5n | |||||
| 7.48(3)(s) | 401 | 0.103 | ||||
| 7.50(1)(s,w) | 501 + 80/8n+1 | 0.086 | 0.048 | |||
| 7.51(2)(s) | 801 + 40 | 0.092 | ||||
| 7.51(9)(s) | 502/30 | 0.139 | 0.066 | |||
| 7.530 | 5n+1 | 0.066 | 7.531 | |||
| 7.53(9)(s) | 501 + 40 | 0.086 | ||||
| 7.565 | 502 + 80/301 + 80 | 0.046 | 7.563 | |||
| 7.57(9)(s) | 402 | 0.096 | ||||
| 7.58(6)(s) | 503 | 0.067 | ||||
| 7.595 | 501 + 40 + 801/8n+2/5n+2 | 0.094 | 0.065 | 0.056 | 7.594 | |
| 7.623 | 801 + 40 | 0.111 | 0.044 | 7.622 | ||
| 7.637 | 501 + 40/3s(14a′) ← n̅O(12a′) | 0.098 | ||||
| 7.65(6)(s) | 504/30 | 0.137 | 0.070 | 7.656 | ||
| 7.679 | 403/50 + 402 + 80/8n+3 | 0.100/0.084 | 0.042 | 7.675 | ||
| 7.69(9)(s) | 502 + 40 | 0.062 | 7.692 | |||
| 7.718 | 505 | 0.095 | 0.062 | 7.715 | ||
| 7.73(7)(s) | 501 + 40 | 0.100 | 7.742 | |||
| 7.766 | 501 + 40 + 801/8n+4 | 0.087 | 0.029 | 7.769 | ||
| 7.77(6)(s) | 404 | 0.097 | ||||
| 7.82(0)(s) | 801 + 40 | 0.102 | 7.820 | |||
| 7.78(3)(s) | 506/30 | 0.127 | 0.065 | |||
 |
0.134 | 0.096 | 0.066 | 0.043 | ||
| 3py(15a′) ← n̅O(13a′) + 3px/σCN (16a′) ← n̅O(13a′) | ||||||
| 7.66(3)(s) | 000 | |||||
| 7.766 | 401 | 0.103 | 7.769 | |||
| 7.718 | 501 | 0.055 | ||||
| 7.82(5)(b) | 501 + 40 | 0.107 | 7.820 | |||
| 7.870 | 402 | 0.104 | 7.869 | |||
| 7.92(5)(b) | 501 + 40 | 0.100 | 7.918 | |||
| 7.97(3)(s,w) | 403 | 0.103 | 7.974 | |||
| 8.01(7)(s,w) | 501 + 40 | 0.092 | 8.023 | |||
| 8.07(7)(s,w) | 404 | 0.104 | 8.078 | |||
 |
0.102 | 0.055 | ||||
a
(s) shoulder structure; (w) weak feature; (b) broad structure (the last decimal of the energy value is given in parentheses for these less-resolved features).