What absorbs at 872 cm⁻¹ in an FTIR spectrum?
A band near 872 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Carbonate | 4 | 4 | 0.95 |
| Phosphate (PO4) | 2 | 2 | 0.7 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.9 |
| Silicate | 1 | 1 | 0.8 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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hyder 1.0
“B-type carbonate”
Madupalli 等 - 2017 - Carbonate substitution in the mineral component of DOI: 10.1016/j.jssc.2017.07.025. -
Carbonate hyder 0.95
“Same assignment as above.”
Castorina 等 - 2023 - Evidence for Mild Diagenesis in Archaeological Hum DOI: 10.3390/app13020687 -
Carbonate hyder 0.9
“characteristic peak of calcite”
Zorba 等 - 2006 - Technique and palette of XIIIth century painting i DOI: 10.1007/s00339-006-3548-6 -
hyder 0.9
“Assigned to calcite CaCO3”
Akhtar 等 - 2022 - Advanced Treatment of Direct Dye Wastewater Using DOI: 10.3390/separations9120425 -
hyder 0.9
“Same as above.”
Lakhlifi 等 - 2022 - Purple nanometrics pigments based on cobalt-doped DOI: 10.1016/j.molstruc.2021.131458 -
Carbonate hyder 0.9
“Text: '872 carbonate peak'”
Pajnic 等 - 2022 - ATR-FTIR spectroscopy and chemometric complexity DOI: 10.1002/cem.3448 -
Silicon-oxygen (Si-O) hyder 0.9
“Explicit assignment in text”
Tiama 等 - 2023 - Molecular and biological activities of metal oxide DOI: 10.1038/s41598-023-37017-z -
Carbonate hyder 0.9
“Out-plane deformation of carbonate groups.”
Xu 等 - 2018 - Effects of Chitosan Coating Structure and Changes DOI: 10.3390/coatings8090317
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm