What absorbs at 550 cm⁻¹ in an FTIR spectrum?
A band near 550 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 |
|---|---|---|---|
| Metal oxygen | 6 | 5 | 1.0 |
| Phosphate (PO4) | 3 | 2 | 0.9 |
| Metal halide | 1 | 1 | 1.0 |
| N h | 1 | 1 | 0.6 |
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
-
Metal halide 信心 1.0
“Explicit assignment: 'vibrations at 461 and 550 which can be assigned for Mg-F and Mg-O'.”
Rosyadi 和 Murwani - 2017 - Synthesis and Characterization of Cu Doped Magnesi DOI: 10.1063/1.4978097 -
信心 0.9
“Attributed to asymmetric stretching vibration.”
Karim 等 - 2017 - Effect of Secondary Template Polarity to the Prope DOI: 10.1063/1.4991190 -
Metal oxygen 信心 0.9
“Associated to Sr-O & La-O (M-O) site.”
Basha 等 - 2022 - Structural, electrical, and magnetic properties of DOI: 10.1038/s41598-022-15250-2 -
Phosphate (PO4) 信心 0.9
“Mentioned as HPO apatitic peak at 550 cm-1.”
Brangule 等 - 2015 - Importance of FTIR Spectra Deconvolution for the A DOI: 10.1088/1757-899X/77/1/012027 -
信心 0.9
“Snippet: '550 (double five ring of MFI type zeolites)'”
Hartati 等 - 2017 - Organic Template Free Synthesis of ZSM-5 from Calc DOI: 10.1063/1.5004301 -
Metal oxygen 信心 0.9
“Assigned to FeO stretching.”
Nawaz 等 - 2020 - Synthesis of diglycolic acid functionalized core-s DOI: 10.1038/s41598-020-67168-2 -
Metal oxygen 信心 0.9
“Text: '550cm-1 (Fe-O vibration)'”
Su 等 - 2012 - Preparation, Photocatalytic Activity, and Recovery DOI: 10.1155/2012/909678 -
信心 0.9
“Mg-OH stretching vibrations”
Wang 等 - 2017 - In Vitro Degradation of PureMagnesium-The Effects DOI: 10.3390/ma10070725
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