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

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pCVTZ
 hartrees
Energy at 0K-297.056854
Energy at 298.15K-297.056811
HF Energy-297.056854
Nuclear repulsion energy26.917190
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 mPW1PW91/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 750 750 5.79      

Unscaled Zero Point Vibrational Energy (zpe) 375.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 375.1 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 mPW1PW91/cc-pCVTZ
B
0.57135

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pCVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.626
N2 0.000 0.000 -1.163

Atom - Atom Distances (Å)
  Al1 N2
Al11.7890
N21.7890

picture of Aluminum nitride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.285      
2 N -0.285      


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 2.539 2.539
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.783 0.000 0.000
y 0.000 -18.394 0.000
z 0.000 0.000 -20.290
Traceless
 xyz
x 3.558 0.000 0.000
y 0.000 -0.357 0.000
z 0.000 0.000 -3.202
Polar
3z2-r2-6.403
x2-y22.610
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.504 0.000 0.000
y 0.000 24.056 0.000
z 0.000 0.000 9.499


<r2> (average value of r2) Å2
<r2> 25.902
(<r2>)1/2 5.089