What absorbs at 711 cm⁻¹ in an FTIR spectrum?
A band near 711 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 7 cited sources
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Carbonate | 3 | 3 | 0.8 |
| Metal oxygen | 1 | 1 | 0.95 |
| Alkyl C-H | 1 | 1 | 0.9 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
Metal oxygen 置信度 0.95
“Explicit assignment: '711 and 807 for W-O bonds'.”
Manjunatha 等 - 2020 - Synthesis of Citrus Limon mediated SnO2-WO3 nanoco DOI: 10.1016/j.jece.2020.104500 -
Alkyl C-H 置信度 0.9
“Explicit assignment in text”
Varma 和 Vasudevan - 2020 - Extraction, Characterization, and Antimicrobial Ac DOI: 10.1021/acsomega.0c01903 -
置信度 0.9
“Assigned to calcite CaCO3”
Akhtar 等 - 2022 - Advanced Treatment of Direct Dye Wastewater Using DOI: 10.3390/separations9120425 -
置信度 0.9
“Text: 'bands assigned to carbonate phases (711 cm-1)'”
Ion 等 - 2023 - Archaeometric Investigations of the Chalcolithic P DOI: 10.3390/coatings13030488 -
Carbonate 置信度 0.8
“Text: 'stretching vibrations of calcite, (1409, ~ 875 and ~ 711'”
Montana 等 - 2022 - Multi-analytical study of the medieval wall painti DOI: 10.1007/s12520-022-01656-6 -
Carbonate 置信度 0.8
“Characteristic bands for calcite”
Racovita 等 - 2018 - Complex calcium carbonatepolymer microparticles a DOI: 10.1039/c8ra03367f -
Carbonate 置信度 0.3
“Text mentions '711 cm-1 is doubly degenerated for the undistorted CO3 groups' but this is Raman, not FTIR. Insufficient evidence for FTIR assignment.”
Badou 等 - 2022 - New insight on spatial localization and microstruc DOI: 10.1016/j.jsb.2022.107854
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