What absorbs at 795 cm⁻¹ in an FTIR spectrum?
A band near 795 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Silicon-oxygen (Si-O) | 5 | 5 | 0.9 |
| Siloxane (Si-O-Si) | 3 | 3 | 0.9 |
| Oxygen heterocycle | 1 | 1 | 0.9 |
| Secondary amine | 1 | 1 | 0.8 |
| Metal oxygen | 1 | 1 | 0.8 |
| Silicon carbon | 1 | 0 | 0.9 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
信心 1.0
“Explicit assignment: transverse optical phonon of 3C-SiC”
Shim 等 - 1998 - Effects of void formation on electrical and optica DOI: 10.4028/www.scientific.net/MSF.264-268.195 -
信心 0.9
“Attributed to symmetric stretching vibration.”
Karim 等 - 2017 - Effect of Secondary Template Polarity to the Prope DOI: 10.1063/1.4991190 -
Siloxane (Si-O-Si) 信心 0.9
“Symmetric stretching vibration of Si-O-Si(Al) assigned to 795 cm-1.”
Bohacs 等 - 2017 - CONTROL OF NATURAL ZEOLITE PROPERTIES BY MECHANICA DOI: 10.1515/amm-2017-0216 -
信心 0.9
“Snippet: '795 (external symmetric stretch)'”
Hartati 等 - 2017 - Organic Template Free Synthesis of ZSM-5 from Calc DOI: 10.1063/1.5004301 -
Silicon-oxygen (Si-O) 信心 0.9
“Explicit assignment in text.”
Koohestani 等 - 2021 - Composite of bentonite and cyclodextrin as an effi DOI: 10.1038/s41598-021-84349-9 -
Silicon-oxygen (Si-O) 信心 0.9
“Symmetric stretching vibration at 795 cm-1.”
Nguyen 等 - 2021 - High CO Adsorption Performance of CuCl-Modified Di DOI: 10.1155/2021/9762578 -
Silicon-oxygen (Si-O) 信心 0.9
“assigned to Si-O-Al”
Yan 等 - 2017 - Effects of graphene oxide on the geopolymerization DOI: 10.1039/c6ra26340b -
Oxygen heterocycle 信心 0.9
“Peak at 795 cm-1 contributed to furan ring.”
Zhao 等 - 2018 - Variation of mechanical and thermal properties in DOI: 10.1038/s41598-018-34976-6
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