Band
Title
1768.0 cm-1: ν2 of H2O in Coalingite
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν2 unknown bending H2O H2O unknown
Characteristics summary
Peak position
(cm-1)
Center position
(cm-1)
Width
(cm-1)
Shape Asymmetry factor Peak intensity
(cm-1)
Peak intensity relative Peak strength Integrated intensity
(cm-2)
Integrated intensity relative Integrated strength Temperature
(K)
Pressure
(bar)
1768 ± 2 - - sharp shoulder 0.03 w 295.0 1
Label
ν2
Symmetry
unknown
Category
fundamental vibration

Evaluation

Level
uncertain assignment
Evaluation
undefined
Comments
from Frost & Bahfenne 2009
# Multiplicity type Degeneracy Other band
1 unknown

Vibration modes

Label (type)
ν2 (bending)       Bond: H2O
Comments
strongly hydrogen bonded H2O
Texture
crystals

Temperature

Temperature
295.0 ± 5.0 K

Pressure

Pressure
1 bar
Sample orientation mode
unoriented
Comments
532 and 633 nm
Method #1
various
Overlap
shoulder-tail
Peak
1768 ± 2 cm-1 (fit peak)
Evaluation
undefined
Quality
B
Shape
sharp shoulder
Evaluation
undefined
Quality
undefined
Method
baseline corrected peak intensity
Relative intensity
0.03 ± 0.01
Strength
weak (w)
Evaluation
undefined
Quality
E