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All results from a given calculation for AlN (Aluminum nitride)

using model chemistry: PBEPBE/cc-pCVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Π
Energy calculated at PBEPBE/cc-pCVTZ
 hartrees
Energy at 0K-296.877014
Energy at 298.15K-296.876974
HF Energy-296.877014
Nuclear repulsion energy26.872005
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 PBEPBE/cc-pCVTZ
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 758 758 5.36      

Unscaled Zero Point Vibrational Energy (zpe) 379.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 379.0 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 PBEPBE/cc-pCVTZ
B
0.56943

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pCVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.627
N2 0.000 0.000 -1.165

Atom - Atom Distances (Å)
  Al1 N2
Al11.7920
N21.7920

picture of Aluminum nitride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.258      
2 N -0.258      


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 2.662 2.662
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.665 0.000 0.000
y 0.000 -15.937 0.000
z 0.000 0.000 -20.186
Traceless
 xyz
x -0.604 0.000 0.000
y 0.000 3.489 0.000
z 0.000 0.000 -2.885
Polar
3z2-r2-5.770
x2-y2-2.728
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.095 0.000 0.000
y 0.000 5.483 0.000
z 0.000 0.000 8.944


<r2> (average value of r2) Å2
<r2> 26.018
(<r2>)1/2 5.101