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

using model chemistry: B2PLYP=FULL/6-31G**

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 B2PLYP=FULL/6-31G**
 hartrees
Energy at 0K-4155.696891
Energy at 298.15K 
HF Energy-4155.639747
Nuclear repulsion energy214.820749
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 B2PLYP=FULL/6-31G**
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 220 220 23.73 265.02 0.31 0.47

Unscaled Zero Point Vibrational Energy (zpe) 110.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 110.2 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 B2PLYP=FULL/6-31G**
B
0.07395

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 -1.299
As2 0.000 0.000 1.221

Atom - Atom Distances (Å)
  Ga1 As2
Ga12.5200
As22.5200

picture of Gallium arsenide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-31G**
 hartrees
Energy at 0K-4155.653844
Energy at 298.15K 
HF Energy-4155.591485
Nuclear repulsion energy215.556861
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 B2PLYP=FULL/6-31G**
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 229 229 21.98 0.00 0.33 0.50

Unscaled Zero Point Vibrational Energy (zpe) 114.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 114.3 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 B2PLYP=FULL/6-31G**
B
0.07445

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 -1.295
As2 0.000 0.000 1.216

Atom - Atom Distances (Å)
  Ga1 As2
Ga12.5114
As22.5114

picture of Gallium arsenide state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability