Band
Title
9000.0 cm-1: ν123L of 1H2 16O and 2ν12L of 1H2 16O and ν2+2ν3L of 1H2 16O in natural H2O - phase Ih
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν123L combination H2 16O H2O -16O-1H
H2 16O
-16O-1H
no no unknown
12L combination H2 16O H2O -16O-1H
H2 16O
no no unknown
ν2+2ν3L combination H2 16O H2O H2 16O
-16O-1H
no no 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)
9000 ± 10 - 250 ± 100 0.05 ± 0.03 vvw 100.0
9025 ± 10 - 250 ± 100 0.05 ± 0.03 vvw 270.0
Label
ν123L
Category
combination

Evaluation

Level
uncertain assignment
Evaluation
uncertain
Comments
Ockman 1957
# Multiplicity type Degeneracy Other band
1 no no
Contribution level
unknown

Vibration modes

Label (type)
ν1 (stretching sym.)       Bond: -16O-1H
ν2 (bending)       Bond: H2 16O
ν3 (stretching asym.)       Bond: -16O-1H
Comments
out-of-phase

Rotation modes

Label (type)
νL (libration)
Label
12L
Category
combination

Evaluation

Level
uncertain assignment
Evaluation
uncertain
# Multiplicity type Degeneracy Other band
1 no no
Contribution level
unknown

Vibration modes

Label (type)
1 (stretching sym.)       Bond: -16O-1H
ν2 (bending)       Bond: H2 16O
Comments
out-of-phase

Rotation modes

Label (type)
νL (libration)
Label
ν2+2ν3L
Category
combination

Evaluation

Level
uncertain assignment
Evaluation
uncertain
Comments
Ockman 1957
# Multiplicity type Degeneracy Other band
1 no no
Contribution level
unknown

Vibration modes

Label (type)
ν2 (bending)       Bond: H2 16O
ν3 (stretching asym.)       Bond: -16O-1H

Rotation modes

Label (type)
νL (libration)

Temperature

Temperature
100.0 ± 10.0 K
Method #1
spectrum measurement
Overlap
strongly blended
Peak
9000 ± 10 cm-1 (peak)
Evaluation
undefined
Quality
D
Comments
error estimated
FWHM
250 ± 100 cm-1 (estimated)
Evaluation
uncertain
Quality
E
Comments
From Fig. 6 Okman 1958
Method
estimated
Absorption coefficient
0.05 ± 0.03 cm-1
Strength
very very weak (vvw)
Evaluation
uncertain
Quality
E
Comments
From Fig. 6 Okman 1958

Temperature

Temperature
270.0 ± 10.0 K
Method #1
spectrum measurement
Overlap
strongly blended
Peak
9025 ± 10 cm-1 (peak)
Evaluation
undefined
Quality
D
Comments
error estimated
FWHM
250 ± 100 cm-1 (estimated)
Evaluation
uncertain
Quality
E
Comments
From Fig. 6 Okman 1958
Method
estimated
Absorption coefficient
0.05 ± 0.03 cm-1
Strength
very very weak (vvw)
Evaluation
uncertain
Quality
E
Comments
From Fig. 6 Okman 1958
Publication
Comments
Ockman thesis 1957