FTIR峰解读
What absorbs at 885 cm⁻¹ in an FTIR spectrum?
A band near 885 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 |
|---|---|---|---|
| Silicate | 1 | 1 | 0.9 |
| Carbonate | 1 | 1 | 0.9 |
| Metal hydroxyl | 1 | 1 | 0.9 |
| Silanol (Si-OH) | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.7 |
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 0.9
“Explicit assignment: 'peak at 11.13 µm (885 cm-1) attributed to La-O-Si vibration mode'.”
Celindano 等 - 2019 - Probing the growth window of LaVO3 perovskites thi DOI: 10.1016/j.ceramint.2019.05.208 -
Silanol (Si-OH) 置信度 0.9
“Text: 'bands at 885, 650 and 585 ... correspond to the Si-OH and/or Al-OH'”
Lancellotti 等 - 2015 - Geopolymers An option for the valorization of inc DOI: 10.1016/j.ceramint.2014.10.008 -
Carbonate 置信度 0.9
“V2 mode of calcite”
Loy 等 - 2016 - Effects of Calcination on the Crystallography and DOI: 10.1155/2016/2914368 -
Silicate 置信度 0.9
“Text: 'two prominent absorption bands at 885 cm-1'”
Yang 等 - 2008 - A study of sodium silicate in aqueous solution and DOI: 10.1016/j.jcis.2008.08.061 -
Metal oxygen 置信度 0.7
“ZnO spectral peak observed.”
Takai 等 - 2019 - Gamma Ray and FTIR Studies in Zinc Doped Lead Bora DOI: 10.1590/1980-5373-MR-2018-0404
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