Bandlist 25 25

Raman bandlist of synthetic alpha-Na2Ca(CO3)2

Title
Raman bandlist of synthetic alpha-Na2Ca(CO3)2
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Data
Individual bands
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Representation
Simple
Gaussian
Peaks
Data
Unit:  Range: Valid spectral range(s): 200.0 - 1800.0 cm-1
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Band list reference
Schmitt, Bernard and The SSHADE Band List Committee (2023): Raman bandlist of synthetic alpha-Na2Ca(CO3)2. Version 1. SSHADE (OSUG Data Center). Dataset/Band list Data. https://doi.org/10.26302/SSHADE/BANDLIST_RAMAN_ALPHA_NA2CACO3-2
Publication(s)
Type
Raman scattering
Description
MIR-FIR Raman bandlist of synthetic α-Na2Ca(CO3)2 at 295K
Number of bands
25
Comments
literature limited to a single paper
Constituent and primary specie
Constituent
$Na_2Ca(CO_3)_2$ - phase alpha
Bands
Position (cm-1) Width (cm-1) Peak intensity (cm-1) Relative intensity Strength Transition mode Mode type(s) Bond Specie(s) Degeneracy Resonances
285 ± 10 285 ± 10 50 ± 10 0.09 m
νLT [INVALIDATED !]
translation
libration
(CO3)2-

677 ± 1 677 ± 1 4.5 ± 1 0.025 w
ν4
bending sym. in-p (scissoring)
(CO3)2-
(CO3)2-
double
708 ± 1 708 ± 1 6 ± 1 0.045 w
ν4
bending sym. in-p (scissoring)
(CO3)2-
(CO3)2-
double
712 ± 1 712 ± 1 6 ± 1 0.06 m
ν4
bending sym. in-p (scissoring)
(CO3)2-
(CO3)2-
double
721 ± 1 721 ± 1 6 ± 1 0.008 w
ν4
bending sym. in-p (scissoring)
(CO3)2-
(CO3)2-
double
730 ± 1 730 ± 1 6 ± 1 0.028 w
ν4
bending sym. in-p (scissoring)
(CO3)2-
(CO3)2-
double
1072 ± 1 1072 ± 1 4 ± 1 1 vs
ν1L
stretching sym.
……C…O-2/3
(CO3)2-
double site
1086 ± 1 1086 ± 1 3.5 ± 1 1.2 vs
ν1H
stretching sym.
……C…O-2/3
(CO3)2-
double site
1406 ± 1 1406 ± 1 8.5 ± 1.5 0.018 vw
ν3
stretching asym.
……C…O-2/3
(CO3)2-

1440 ± 1 1440 ± 1 7 ± 1.5 0.041 w
ν3
stretching asym.
……C…O-2/3
(CO3)2-

1462 ± 1 1462 ± 1 7.5 ± 1.5 0.1 m
ν3
stretching asym.
……C…O-2/3
(CO3)2-

1738 ± 1 1738 ± 1 6.5 ± 1.5 0.042 w
2ν2)
bending sym. out-p (wagging)
(CO3)2-
(CO3)2-

1770 ± 1 1770 ± 1 6 ± 2 0.044 w
ν1+ν4
stretching sym.
bending sym. in-p (scissoring)
……C…O-2/3
(CO3)2-
(CO3)2-

Spectral range type(s)
FIR, MIR
Spectral range(s)
200 - 1800 cm-1
Reference position Raman
1086 cm-1

Versions

Release date
2023-09-08 07:10:40 UTC+0000
Version (Date)
#1 (2023-09-08 07:10:40 UTC+0000, Updated: 2023-09-08 07:10:40 UTC+0000)
Newer/Last version(s)
History
Date Mode Version Status Comments
2023-09-08 07:02:37 UTC+0000 first import #1
Analysis
Data from Bottcher & Reutel (1996) on synthetic α-Na2Ca(CO3)2
Quality flag
3
Validation date
2023-09-08
Validators