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

using model chemistry: LSDA/6-311G*

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 LSDA/6-311G*
 hartrees
Energy at 0K-295.958042
Energy at 298.15K-295.958014
Nuclear repulsion energy27.134796
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 LSDA/6-311G*
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 800 787 6.19      

Unscaled Zero Point Vibrational Energy (zpe) 399.8 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 393.3 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 LSDA/6-311G*
B
0.58062

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.621
N2 0.000 0.000 -1.154

Atom - Atom Distances (Å)
  Al1 N2
Al11.7747
N21.7747

picture of Aluminum nitride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.370      
2 N -0.370      


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 2.641 2.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.762 0.000 0.000
y 0.000 -18.555 0.000
z 0.000 0.000 -20.394
Traceless
 xyz
x 3.713 0.000 0.000
y 0.000 -0.478 0.000
z 0.000 0.000 -3.236
Polar
3z2-r2-6.471
x2-y22.794
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.539 0.000 0.000
y 0.000 6.678 0.000
z 0.000 0.000 8.151


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000

State 2 (1Σ)

Jump to S1C1
Energy calculated at LSDA/6-311G*
 hartrees
Energy at 0K-295.937925
Energy at 298.15K-295.937946
Nuclear repulsion energy28.941835
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 LSDA/6-311G*
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 991 975 5.89      

Unscaled Zero Point Vibrational Energy (zpe) 495.6 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 487.5 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 LSDA/6-311G*
B
0.66053

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.582
N2 0.000 0.000 -1.082

Atom - Atom Distances (Å)
  Al1 N2
Al11.6639
N21.6639

picture of Aluminum nitride state 2 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.396      
2 N -0.396      


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 4.349 4.349
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.008 0.000 0.000
y 0.000 -18.008 0.000
z 0.000 0.000 -16.112
Traceless
 xyz
x -0.948 0.000 0.000
y 0.000 -0.948 0.000
z 0.000 0.000 1.896
Polar
3z2-r23.792
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 6.294 0.000 0.000
y 0.000 6.294 0.000
z 0.000 0.000 7.406


<r2> (average value of r2) Å2
<r2> 23.449
(<r2>)1/2 4.842