What absorbs at 917 cm⁻¹ in an FTIR spectrum?
A band near 917 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
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) | 2 | 2 | 0.9 |
| Alkyl C-H | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 0.9 |
| Metal hydroxyl | 1 | 1 | 0.9 |
| Oxygen heterocycle | 1 | 1 | 0.8 |
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
-
Alkyl C-H 置信度 1.0
“explicit assignment”
Kibedi-Szabo 等 - 2012 - Biodegradation Behavior of Composite Films with Po DOI: 10.1007/s10924-011-0391-4 -
置信度 0.95
“Explicit assignment: Al-N bond at 917 cm-1.”
Faraz 等 - 2019 - Enhancement of Al-N co-dopant solubility in ZnO by DOI: 10.1016/j.ceramint.2018.10.005 -
Metal hydroxyl 置信度 0.9
“Bending at Al-Al-OH confirms montmorillonite.”
Hayati-Ashtiani - 2012 - Use of FTIR Spectroscopy in the Characterization o DOI: 10.1080/02726351.2011.615895 -
置信度 0.9
“Explicit assignment: 'Si-N-Si stretching peak at 917'.”
Jhansirani 等 - 2016 - Deposition of silicon nitride films using chemical DOI: 10.1016/j.rinp.2016.11.029 -
C c single bond 置信度 0.9
“Explicit assignment in text.”
Elhosiny Ali 等 - 2022 - Microstructure Study and LinearNonlinear Optical DOI: 10.3390/polym14091741 -
Phosphate (PO4) 置信度 0.9
“Explicit assignment: aromatic P-O stretching.”
Saxena 和 Brighu - 2020 - Optimized coagulation of humic acid and mineral tu DOI: 10.2166/ws.2020.141 -
置信度 0.8
“Bands of poldervaartite at 900 and 917 attributed to antisymmetric vibrations”
Frost 等 - 2015 - Vibrational spectroscopic study of poldervaartite DOI: 10.1016/j.saa.2014.09.017 -
Phosphate (PO4) 置信度 0.8
“Explicit assignment in text: 'ν3 P-O stretching mode at 1 ν OCP phase' and '917, 875, 1007, and 1295 cm-1' as characteristic for OCP.”
Kovrlija 等 - 2023 - Exploring the Formation Kinetics of Octacalcium Ph DOI: 10.3390/biom13030462
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