Vibrational Frequencies calculated at PBEPBEultrafine/6-31G**
Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
1 |
A1g |
2168 |
2138 |
0.00 |
|
|
|
2 |
A1g |
876 |
864 |
0.00 |
|
|
|
3 |
A1g |
427 |
421 |
0.00 |
|
|
|
4 |
A1u |
132 |
130 |
0.00 |
|
|
|
5 |
A2u |
2161 |
2131 |
115.75 |
|
|
|
6 |
A2u |
806 |
795 |
423.30 |
|
|
|
7 |
Eg |
2175 |
2145 |
0.00 |
|
|
|
7 |
Eg |
2175 |
2145 |
0.00 |
|
|
|
8 |
Eg |
904 |
891 |
0.00 |
|
|
|
8 |
Eg |
904 |
891 |
0.00 |
|
|
|
9 |
Eg |
609 |
601 |
0.00 |
|
|
|
9 |
Eg |
609 |
601 |
0.00 |
|
|
|
10 |
Eu |
2186 |
2156 |
208.93 |
|
|
|
10 |
Eu |
2186 |
2156 |
208.98 |
|
|
|
11 |
Eu |
917 |
905 |
65.29 |
|
|
|
11 |
Eu |
917 |
905 |
65.30 |
|
|
|
12 |
Eu |
359 |
354 |
15.07 |
|
|
|
12 |
Eu |
359 |
354 |
15.07 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 10434.8 cm
-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 10291.9 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.
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G**
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.123 |
|
|
|
2 |
Si |
0.123 |
|
|
|
3 |
H |
-0.041 |
|
|
|
4 |
H |
-0.041 |
|
|
|
5 |
H |
-0.041 |
|
|
|
6 |
H |
-0.041 |
|
|
|
7 |
H |
-0.041 |
|
|
|
8 |
H |
-0.041 |
|
|
|
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 |
0.000 |
0.000 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-30.792 |
0.000 |
0.000 |
y |
0.000 |
-30.792 |
0.000 |
z |
0.000 |
0.000 |
-31.754 |
|
Traceless |
| x | y | z |
x |
0.481 |
0.000 |
0.000 |
y |
0.000 |
0.481 |
0.000 |
z |
0.000 |
0.000 |
-0.962 |
|
Polar |
3z2-r2 | -1.924 |
x2-y2 | 0.000 |
xy | 0.000 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
6.705 |
0.000 |
0.000 |
y |
0.000 |
6.705 |
-0.000 |
z |
0.000 |
-0.000 |
9.774 |
<r2> (average value of r
2) Å
2
<r2> |
87.308 |
(<r2>)1/2 |
9.344 |