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All results from a given calculation for GaN (Gallium mononitride)

using model chemistry: MP4/6-31G*

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 MP4/6-31G*
 hartrees
Energy at 0K-1975.759670
Energy at 298.15K-1975.759986
HF Energy-1975.583625
Nuclear repulsion energy59.757190
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 MP4/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 692 660        

Unscaled Zero Point Vibrational Energy (zpe) 345.8 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 330.1 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 MP4/6-31G*
B
0.39227

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.354
N2 0.000 0.000 -1.568

Atom - Atom Distances (Å)
  Ga1 N2
Ga11.9216
N21.9216

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

State 2 (1Σ)

Jump to S1C1
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-1975.722744
Energy at 298.15K-1975.723111
HF Energy-1975.472542
Nuclear repulsion energy66.766697
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 MP4/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 823 786        

Unscaled Zero Point Vibrational Energy (zpe) 411.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 392.7 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 MP4/6-31G*
B
0.48970

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.317
N2 0.000 0.000 -1.403

Atom - Atom Distances (Å)
  Ga1 N2
Ga11.7198
N21.7198

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