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, , , .. S =1. :

1s2 ↑↓ 2s2 ↑↓ 2p4 ↑↓

. . GaussView Calculate → Gaussian Calculation Setup. : Job Type - energy, Method DFT B3LYP 6-31(d)G, Spin triplet, Job Title (, O_DFT_B3LYP_6-31dG_triplet_energy). Submit, , Title. Gaussian03 (.2.2), .

.2.2 Gaussian 03

( ) output *.chk. O_DFT_B3LYP_6-31dG_triplet_energy.chk. GaussView (.1.1). - (.2.3). 1a.u. = 1 =27.2. Alpha Beta .

.2.3 .

Visualize, ( ) Update. .2.4. , View → Cartesian Axes.

- , . , HOMO (High Occupied Molecular Orbital), .

(2.12)

2p↓ , 2p↑, , DFT B3LYP 6-31(d)G 0.317 a.u.=8.622 .

1. (1s22s12p3) , DFT B3LYP 6-31(d)G.

α- E, a.u. β- , a.u.
  2p↑ -0.369    
  2p↑ -0.446    
  2p↑ -0.446 2p↓ -0.317
  2s↑ -1.006 2s↓ -0.848
  1s↑ -19.291 1s↓ -19.241

. 2.4 .





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