FTIR峰解读
What absorbs at 561 cm⁻¹ in an FTIR spectrum?
A band near 561 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 5 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 |
|---|---|---|---|
| Phosphate (PO4) | 3 | 3 | 0.9 |
| Metal oxygen | 2 | 2 | 1.0 |
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 1.0
“Text: 'the band at 561 is due to the Zr-O vibrations'.”
Iqbal 等 - 2022 - Development of Ag0.04ZrO2rGO heterojunction, as a DOI: 10.1038/s41598-022-16673-7 -
Metal oxygen 置信度 0.95
“Explicit: 'Ag-O bands at 561 and 443'.”
Athawale 和 Desai - 2011 - Silver doped lanthanum chromites by microwave comb DOI: 10.1016/j.ceramint.2011.05.008 -
Phosphate (PO4) 置信度 0.9
“assigned to υ4”
Forero-Sossa 等 - 2021 - Temperature effect in physicochemical and bioactiv DOI: 10.1038/s41598-021-89776-2 -
Phosphate (PO4) 置信度 0.9
“Peak at 561 cm-1 assigned to O-P-O deformation vibration.”
Pan 等 - 2013 - Preparation and Characterization of Porous Biphasi DOI: 10.14233/ajchem.2013.OH26 -
Phosphate (PO4) 置信度 0.7
“bands at 608, 561, and 47 attributed to phosphate (incomplete snippet)”
Ngouoko 等 - 2022 - HydroxyapatiteL-Lysine Composite Coating as Glass DOI: 10.3390/ma15124262
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