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

using model chemistry: B3PW91/STO-3G

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 B3PW91/STO-3G
 hartrees
Energy at 0K-1956.240891
Energy at 298.15K-1956.241340
HF Energy-1956.240891
Nuclear repulsion energy81.060263
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 B3PW91/STO-3G
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 1491 1320 12.84      

Unscaled Zero Point Vibrational Energy (zpe) 745.6 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 659.8 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 B3PW91/STO-3G
B
0.72176

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.261
N2 0.000 0.000 -1.156

Atom - Atom Distances (Å)
  Ga1 N2
Ga11.4166
N21.4166

picture of Gallium mononitride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.419      
2 N -0.419      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.364 0.364
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.172 0.000 0.000
y 0.000 -19.481 0.000
z 0.000 0.000 -23.546
Traceless
 xyz
x 0.342 0.000 0.000
y 0.000 2.878 0.000
z 0.000 0.000 -3.220
Polar
3z2-r2-6.440
x2-y2-1.691
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.041 0.000 0.000
y 0.000 2.778 0.000
z 0.000 0.000 3.724


<r2> (average value of r2) Å2
<r2> 24.826
(<r2>)1/2 4.983

State 2 (1Σ)

Jump to S1C1
Energy calculated at B3PW91/STO-3G
 hartrees
Energy at 0K-1956.282084
Energy at 298.15K-1956.282543
HF Energy-1956.282084
Nuclear repulsion energy84.565027
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 B3PW91/STO-3G
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 1810 1602 8.88      

Unscaled Zero Point Vibrational Energy (zpe) 905.0 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 800.9 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 B3PW91/STO-3G
B
0.78552

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.250
N2 0.000 0.000 -1.108

Atom - Atom Distances (Å)
  Ga1 N2
Ga11.3579
N21.3579

picture of Gallium mononitride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.444      
2 N -0.444      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.295 1.295
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.015 0.000 0.000
y 0.000 -21.015 0.000
z 0.000 0.000 -20.881
Traceless
 xyz
x -0.067 0.000 0.000
y 0.000 -0.067 0.000
z 0.000 0.000 0.134
Polar
3z2-r20.268
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.899 0.000 0.000
y 0.000 1.899 0.000
z 0.000 0.000 3.787


<r2> (average value of r2) Å2
<r2> 23.628
(<r2>)1/2 4.861