return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for AlGa (Aluminum Gallium)

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-2167.347483
Energy at 298.15K 
HF Energy-2167.347483
Nuclear repulsion energy86.310551
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/aug-cc-pVDZ
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 286 274 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 143.1 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 137.1 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/aug-cc-pVDZ
B
0.14240

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.741
Ga2 0.000 0.000 0.730

Atom - Atom Distances (Å)
  Al1 Ga2
Al12.4708
Ga22.4708

picture of Aluminum Gallium state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al -0.055      
2 Ga 0.055      


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 -0.049 0.049
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.833 0.000 0.000
y 0.000 -32.833 0.000
z 0.000 0.000 -23.639
Traceless
 xyz
x -4.597 0.000 0.000
y 0.000 -4.597 0.000
z 0.000 0.000 9.193
Polar
3z2-r218.387
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 96.498 -0.000 0.000
y -0.000 96.497 0.000
z 0.000 0.000 22.366


<r2> (average value of r2) Å2
<r2> 74.509
(<r2>)1/2 8.632

State 2 (1Σ)

Jump to S1C1
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-2167.332436
Energy at 298.15K 
HF Energy-2167.332436
Nuclear repulsion energy70.603498
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/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at mPW1PW91/aug-cc-pVDZ
B
0.09529

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -2.128
Ga2 0.000 0.000 0.892

Atom - Atom Distances (Å)
  Al1 Ga2
Al13.0205
Ga23.0205

picture of Aluminum Gallium state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al -0.035      
2 Ga 0.035      


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 0.345 0.345
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.191 0.000 0.000
y 0.000 -27.191 0.000
z 0.000 0.000 -46.870
Traceless
 xyz
x 9.839 0.000 0.000
y 0.000 9.839 0.000
z 0.000 0.000 -19.678
Polar
3z2-r2-39.357
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 14.693 0.000 0.000
y 0.000 14.693 0.000
z 0.000 0.000 33.873


<r2> (average value of r2) Å2
<r2> 104.643
(<r2>)1/2 10.230