What absorbs at 539 cm⁻¹ in an FTIR spectrum?
A band near 539 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 6 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 |
|---|---|---|---|
| Metal oxygen | 4 | 4 | 1.0 |
| Silicon (Si) | 2 | 2 | 1.0 |
| Silicon-oxygen (Si-O) | 2 | 2 | 1.0 |
| Carboxyl (COOH) | 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
-
置信度 1.0
“Cresol fast violet is cm-1 bands at 539 and 473 are related to Fe-O stretching widely used in different industry and hazardous to aquatic and bending vibration mode of α-Fe 2O respectively.”
Photo-catalytic activity of highly efficient binary Mn–Fe nano composite oxides for degradation of cresol fast violet: phase formation and band gap study DOI: 10.1007/s10854-017-7206-x -
Carboxyl (COOH) 置信度 1.0
“The characteristic tannin absorption for zinc carboxylates, given by the asymmetric 1710cm-1 C(cid:2)O is masked by the carboxylic stretching around stretch vibration band of the carboxylate group, is 1,539cm-1.”
Cortea 等 - 2020 - Application of Spectroscopic and Hyperspectral Ima DOI: 10.3389/fmats.2020.601339 -
Metal oxygen 置信度 1.0
“The FTIR cm-1 cm-1 spectra of HNTs showed the characteristic bands at 1649 (Si-O stretching, 539 (Al-O-Si vibration), cm-1”
Investigation of halloysite nanotubes and Schiff base combination with deposited copper iodide nanoparticles as a novel heterogeneous catalytic system DOI: 10.1038/s41598-021-02991-9 -
置信度 1.0
“The band cm-1 cm-1 at 912 represents Al-Al-OH bonds [2], and the band at 539 represents the Al-O-Si bending”
Characterization and Hemostatic Potential of Two Kaolins from Southern China DOI: 10.3390/molecules24173160 -
置信度 1.0
“2c and obtained peaks are at 539, 1402, 3370 and 3622 3 cm-1 The main characteristic absorption peak is at 539 which is corresponding to Mn-O or Cu-O stretching modes38 cm-1 stretching39.”
Fabrication of selective and sensitive chemical sensor probe based on ternary nano-formulated CuO/MnO2/Gd2O3 spikes by hydrothermal approach DOI: 10.1038/s41598-020-76662-6 -
Carboxyl (COOH) 置信度 0.9
“Same sentence as above”
Marudhu 等 - 2022 - Influence of L-alanine doping on zinc (IRIS) thiou DOI: 10.21203/rs.3.rs-1480676/v1
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