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

using model chemistry: B3PW91/cc-pCVDZ

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 B3PW91/cc-pCVDZ
 hartrees
Energy at 0K-296.986353
Energy at 298.15K-296.986298
HF Energy-296.986353
Nuclear repulsion energy26.499218
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/cc-pCVDZ
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 717 717 2.67      

Unscaled Zero Point Vibrational Energy (zpe) 358.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 358.4 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/cc-pCVDZ
B
0.55374

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pCVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.636
N2 0.000 0.000 -1.181

Atom - Atom Distances (Å)
  Al1 N2
Al11.8172
N21.8172

picture of Aluminum nitride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pCVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.320      
2 N -0.320      


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 2.356 2.356
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.558 0.000 0.000
y 0.000 -15.818 0.000
z 0.000 0.000 -20.143
Traceless
 xyz
x -0.578 0.000 0.000
y 0.000 3.533 0.000
z 0.000 0.000 -2.955
Polar
3z2-r2-5.910
x2-y2-2.740
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 19.306 0.000 0.000
y 0.000 5.045 0.000
z 0.000 0.000 8.587


<r2> (average value of r2) Å2
<r2> 26.376
(<r2>)1/2 5.136