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All results from a given calculation for GaAs (Gallium arsenide)

using model chemistry: B2PLYP=FULL/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Π
2 1 yes C*V 1Σ

State 1 (3Π)

Jump to S2C1
Energy calculated at B2PLYP=FULL/6-31G
 hartrees
Energy at 0K-4155.401736
Energy at 298.15K 
HF Energy-4155.376658
Nuclear repulsion energy208.848540
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B2PLYP=FULL/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 203 203 18.22 514.11 0.27 0.42

Unscaled Zero Point Vibrational Energy (zpe) 101.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 101.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-31G
B
0.06989

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 -1.337
As2 0.000 0.000 1.256

Atom - Atom Distances (Å)
  Ga1 As2
Ga12.5921
As22.5921

picture of Gallium arsenide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-31G
 hartrees
Energy at 0K-4155.359237
Energy at 298.15K 
HF Energy-4155.329700
Nuclear repulsion energy209.947037
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B2PLYP=FULL/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 211 211 17.64 323689.10 0.34 0.51

Unscaled Zero Point Vibrational Energy (zpe) 105.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 105.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-31G
B
0.07063

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 -1.330
As2 0.000 0.000 1.249

Atom - Atom Distances (Å)
  Ga1 As2
Ga12.5785
As22.5785

picture of Gallium arsenide state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability