Vibrational Frequencies calculated at PBEPBEultrafine/aug-cc-pVTZ
Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
1 |
A' |
2156 |
2132 |
0.00 |
931.59 |
0.00 |
0.00 |
2 |
A' |
2152 |
2128 |
0.00 |
88.45 |
0.62 |
0.76 |
3 |
A' |
971 |
960 |
0.00 |
2.44 |
0.71 |
0.83 |
4 |
A' |
917 |
907 |
0.00 |
5.31 |
0.75 |
0.86 |
5 |
A' |
620 |
613 |
0.00 |
0.63 |
0.23 |
0.38 |
6 |
A' |
471 |
465 |
0.00 |
22.67 |
0.05 |
0.09 |
7 |
A" |
2151 |
2127 |
335.21 |
0.00 |
0.75 |
0.86 |
8 |
A" |
900 |
890 |
130.78 |
0.00 |
0.75 |
0.86 |
9 |
A" |
700 |
692 |
89.17 |
0.00 |
0.75 |
0.86 |
10 |
A" |
151 |
150 |
0.38 |
0.00 |
0.75 |
0.86 |
11 |
A" |
74 |
74 |
0.22 |
0.00 |
0.75 |
0.86 |
12 |
E' |
2162 |
2138 |
184.43 |
71.79 |
0.75 |
0.86 |
12 |
E' |
2162 |
2138 |
184.48 |
71.94 |
0.75 |
0.86 |
13 |
E' |
2142 |
2118 |
82.44 |
5.55 |
0.75 |
0.86 |
13 |
E' |
2142 |
2118 |
82.45 |
5.60 |
0.75 |
0.86 |
14 |
E' |
970 |
959 |
104.76 |
1.94 |
0.75 |
0.86 |
14 |
E' |
970 |
959 |
104.75 |
1.92 |
0.75 |
0.86 |
15 |
E' |
926 |
916 |
181.04 |
6.51 |
0.75 |
0.86 |
15 |
E' |
926 |
916 |
181.06 |
6.48 |
0.75 |
0.86 |
16 |
E' |
899 |
889 |
445.64 |
7.37 |
0.75 |
0.86 |
16 |
E' |
899 |
889 |
445.71 |
7.31 |
0.75 |
0.86 |
17 |
E' |
663 |
655 |
1.01 |
5.53 |
0.75 |
0.86 |
17 |
E' |
663 |
655 |
1.01 |
5.54 |
0.75 |
0.86 |
18 |
E' |
158 |
156 |
0.53 |
0.21 |
0.75 |
0.86 |
18 |
E' |
158 |
156 |
0.53 |
0.21 |
0.75 |
0.86 |
19 |
E" |
2149 |
2125 |
0.00 |
138.51 |
0.75 |
0.86 |
19 |
E" |
2149 |
2125 |
0.00 |
138.27 |
0.75 |
0.86 |
20 |
E" |
900 |
890 |
0.00 |
10.67 |
0.75 |
0.86 |
20 |
E" |
900 |
890 |
0.00 |
10.58 |
0.75 |
0.86 |
21 |
E" |
661 |
653 |
0.00 |
4.45 |
0.75 |
0.86 |
21 |
E" |
661 |
653 |
0.00 |
4.41 |
0.75 |
0.86 |
22 |
E" |
74 |
73 |
0.00 |
0.16 |
0.75 |
0.86 |
22 |
E" |
74 |
73 |
0.00 |
0.15 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 17334.6 cm
-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 17140.5 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.
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
N |
-0.096 |
|
|
|
2 |
Si |
0.593 |
|
|
|
3 |
Si |
0.593 |
|
|
|
4 |
Si |
0.593 |
|
|
|
5 |
H |
-0.236 |
|
|
|
6 |
H |
-0.236 |
|
|
|
7 |
H |
-0.236 |
|
|
|
8 |
H |
-0.162 |
|
|
|
9 |
H |
-0.162 |
|
|
|
10 |
H |
-0.162 |
|
|
|
11 |
H |
-0.162 |
|
|
|
12 |
H |
-0.162 |
|
|
|
13 |
H |
-0.162 |
|
|
|
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 |
-51.741 |
0.000 |
0.000 |
y |
0.000 |
-51.741 |
0.000 |
z |
0.000 |
0.000 |
-52.752 |
|
Traceless |
| x | y | z |
x |
0.505 |
0.000 |
0.000 |
y |
0.000 |
0.505 |
0.000 |
z |
0.000 |
0.000 |
-1.011 |
|
Polar |
3z2-r2 | -2.022 |
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 |
14.922 |
-0.000 |
0.000 |
y |
-0.000 |
14.923 |
0.000 |
z |
0.000 |
0.000 |
12.304 |
<r2> (average value of r
2) Å
2
<r2> |
226.438 |
(<r2>)1/2 |
15.048 |