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ncpchem:chiral_field [2025/04/23 00:06] 47.128.98.46 old revision restored (2024/11/20 06:07) |
ncpchem:chiral_field [2025/04/27 16:20] (current) 13.59.56.153 old revision restored (2025/04/26 17:10) |
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As pointed out by Peter the bond stretching will inevitably lead to a breakdown of the SCF model. Indeed one observes that the HOMO-LUMO gap closes | As pointed out by Peter the bond stretching will inevitably lead to a breakdown of the SCF model. Indeed one observes that the HOMO-LUMO gap closes | ||
and the SCF did not converge beyond scaling factor 1.4 | and the SCF did not converge beyond scaling factor 1.4 | ||
+ | |||
+ | The CCSD(T) optimized geometry is:\\ | ||
+ | r(C< | ||
+ | r(C< | ||
+ | r(C< | ||
</ | </ | ||
</ | </ | ||
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{{: | {{: | ||
</ | </ | ||
- | <WRAP column | + | <WRAP column |
<file CHFXopt.xyz> | <file CHFXopt.xyz> | ||
5 | 5 | ||
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</ | </ | ||
<WRAP column 500px> | <WRAP column 500px> | ||
+ | r(C< | ||
+ | r(C< | ||
+ | r(C< | ||
+ | Total energy: -3206.489586 hartree\\ | ||
+ | HOMO-LUMO gap: 0.248490 hartree\\ | ||
+ | Total E< | ||
+ | E< | ||
</ | </ | ||
</ | </ | ||
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{{: | {{: | ||
</ | </ | ||
- | <WRAP column | + | <WRAP column |
<file cb_CHFX_Ropt.xyz> | <file cb_CHFX_Ropt.xyz> | ||
13 | 13 | ||
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</ | </ | ||
<WRAP column 500px> | <WRAP column 500px> | ||
+ | r(C< | ||
+ | r(C< | ||
+ | r(C< | ||
+ | Total energy: -3510.990470 hartree\\ | ||
+ | HOMO-LUMO gap: 0.242571 hartree\\ | ||
+ | Total E< | ||
+ | E< | ||
</ | </ | ||
</ | </ | ||
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{{: | {{: | ||
</ | </ | ||
- | <WRAP column | + | <WRAP column |
<file cb2_CHFXopt.xyz> | <file cb2_CHFXopt.xyz> | ||
21 | 21 | ||
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</ | </ | ||
<WRAP column 500px> | <WRAP column 500px> | ||
+ | |||
+ | r(C< | ||
+ | r(C< | ||
+ | r(C< | ||
+ | Total energy: -3815.623118 hartree\\ | ||
+ | HOMO-LUMO gap: 0.198085 hartree\\ | ||
+ | Total E< | ||
+ | E< | ||
</ | </ | ||
</ | </ |