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All results from a given calculation for GaAs (Gallium arsenide)

using model chemistry: wB97X-D/3-21G

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 wB97X-D/3-21G
 hartrees
Energy at 0K-4140.580007
Energy at 298.15K 
HF Energy-4140.580007
Nuclear repulsion energy207.021284
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 wB97X-D/3-21G
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 211 211 22.39 589.04 0.25 0.40

Unscaled Zero Point Vibrational Energy (zpe) 105.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 105.4 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 wB97X-D/3-21G
B
0.06867

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 -1.348
As2 0.000 0.000 1.267

Atom - Atom Distances (Å)
  Ga1 As2
Ga12.6149
As22.6149

picture of Gallium arsenide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.308      
2 As -0.308      


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 -1.747 1.747
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.116 0.000 0.000
y 0.000 -33.116 0.000
z 0.000 0.000 -43.751
Traceless
 xyz
x 5.318 0.000 0.000
y 0.000 5.318 0.000
z 0.000 0.000 -10.635
Polar
3z2-r2-21.270
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 9.425 0.000 0.000
y 0.000 9.425 0.000
z 0.000 0.000 16.252


<r2> (average value of r2) Å2
<r2> 132.197
(<r2>)1/2 11.498

State 2 (1Σ)

Jump to S1C1
Energy calculated at wB97X-D/3-21G
 hartrees
Energy at 0K-4140.541553
Energy at 298.15K 
HF Energy-4140.541553
Nuclear repulsion energy208.805331
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 wB97X-D/3-21G
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 219 219 23.70 38514.38 0.35 0.51

Unscaled Zero Point Vibrational Energy (zpe) 109.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 109.7 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 wB97X-D/3-21G
B
0.06986

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 -1.337
As2 0.000 0.000 1.256

Atom - Atom Distances (Å)
  Ga1 As2
Ga12.5926
As22.5926

picture of Gallium arsenide state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.249      
2 As -0.249      


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 -1.140 1.140
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.010 0.000 0.000
y 0.000 -29.085 0.000
z 0.000 0.000 -43.416
Traceless
 xyz
x -1.760 0.000 0.000
y 0.000 11.628 0.000
z 0.000 0.000 -9.869
Polar
3z2-r2-19.738
x2-y2-8.925
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.184 0.000 0.000
y 0.000 22.242 0.000
z 0.000 0.000 16.670


<r2> (average value of r2) Å2
<r2> 130.448
(<r2>)1/2 11.421