What absorbs at 796 cm⁻¹ in an FTIR spectrum?
A band near 796 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Aromatic ring | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| Silicon carbon | 1 | 1 | 1.0 |
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
-
Silicon carbon 信心 1.0
“Raman spectra showed two characteristic peaks at 796 and 968 which are corresponding to transversal h-SiC, optic mode and longitudinal optic mode of respectively.”
Baek 等 - 2006 - Structural characterization of beta-SiC nanowires DOI: 10.1016/j.msec.2005.09.083 -
Metal oxygen 信心 1.0
“The FTIR spectra provide the evidence of W-O 4]2cm-1 of stretching vibration in [WO tetrahedrons at 796 and W-O bending bands at cm-1.”
Lai 等 - 2013 - Controlled Synthesis of CaWO4 Microcrystalline via DOI: 10.1080/10584587.2013.780145 -
Hydroxyl (O-H) 信心 1.0
“Twin peaks appeared at 796 and 899 and accounted for the metal hydroxide stretching TGA profile cm(cid:1)1 explained the bendvibration.”
Synthesis and characterizations of nanosized iron(II) hydroxide and iron(II) hydroxide/poly(vinyl alcohol) nanocomposite DOI: 10.1002/app.32296 -
Alkyl C-H 信心 1.0
“LLM confirmed rule peak-group candidate”
Sultana 等 - 2023 - Investigation of the Effect of Atmospheric Plasma DOI: 10.3390/membranes13020231 -
Aromatic ring 信心 1.0
“However, in the region of of cm-1 1050-980 cm-1 -C-H especially at (Figure 1, insets and Figure 6, deformation non-aromatic vibrations of 796 and (Al-O-H Mg-Oinset).”
Krivoshein 等 - 2022 - FTIR Photoacoustic and ATR Spectroscopies of Soils DOI: 10.1021/acsomega.1c05702
有包含此波峰的圖譜嗎？
上傳您的FTIR圖譜，幾秒內即可獲得完整的解讀報告——包含帶有文獻引用的峰位指派、圖譜庫比對以及信心等級評估的證據鏈。
解讀我的圖譜