What absorbs at 516 cm⁻¹ in an FTIR spectrum?
A band near 516 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
Lehetséges funkcionális csoport hozzárendelések
| Funkcionális csoport | Támogató tények | Hivatkozott források | Legmagasabb megbízhatóság |
|---|---|---|---|
| Metal oxygen | 5 | 5 | 1,0 |
| Silicon-oxygen (Si-O) | 4 | 4 | 1,0 |
| Silicon (Si) | 3 | 3 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Metal hydroxyl | 1 | 1 | 1,0 |
| Metal oxo | 1 | 1 | 1,0 |
| Siloxane (Si-O-Si) | 1 | 1 | 1,0 |
| Chlorine | 1 | 1 | 1,0 |
| Amide | 1 | 0 | 1,0 |
A rangsor a felhalmozott irodalmi bizonyítékokat tükrözi, nem egyetlen tekintélyes szabályt. Mindig ellenőrizze a minta kontextusában.
A hozzárendelések mögötti irodalom
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megbízhatóság 1,0
“stretching alkylhalide(halocompound) stretching 780.86 strong C-Cl alkylhalide(halocompound) stretching 516.39 strong C-I 2.4.”
Phytochemical Composition of Combretum molle (R. Br. ex G. Don.) Engl. & Diels Leaf and Stem Extracts DOI: 10.3390/plants12081702 -
Silicon (Si) megbízhatóság 1,0
“Bands at516 and assigned toAl-Oconcentration in the supernatant solution during the adsorption process Si and Si-O-Si bending vibrations, respectively (Chieng et al., 2010;”
Sodium montmorillonite/ureasil-poly(oxyethylene) nanocomposite as potential adsorbent of cationic dye DOI: 10.1016/j.clay.2017.11.009 -
Metal oxygen megbízhatóság 1,0
“Figure 1(a) showed the first weight loss up to 516cm-1 320∘ [11], and the V-O-V V symmetric stretch around C with a large endotherm, associated with the volatiliza756cm-1 asymmetric stretch at [12].”
Gokdemir 等 - 2014 - Structural Modification of Sol-Gel Synthesized V2O DOI: 10.1155/2014/795384 -
Silicon-oxygen (Si-O) megbízhatóság 1,0
“LLM confirmed rule peak-group candidate”
The physicochemical and biomechanical profile of forsterite and its osteogenic potential of mesenchymal stromal cells DOI: 10.1371/journal. -
megbízhatóság 1,0
“Notably, prominent vibrations at 516, 510, and 509 correspond to Fe-O-As ligand vibrations [43].”
Morales-Mendoza 等 - 2023 - Effect of Micro-Nanobubbles on Arsenic Removal by DOI: 10.3390/jof9080857 -
megbízhatóság 1,0
“The two peaks at 516 and 462 correspond to stretching vibration of the Al-O and”
Influence of montmorillonite/carbon nanotube hybrid nanofillers on the properties of poly(lactic acid) DOI: 10.1016/j.clay.2020.105925 -
megbízhatóság 1,0
“516cm-1 shows the presence of Al-OH bond.”
Tsekpo 等 - 2023 - Fabrication, Properties, and Performance of Polyme DOI: 10.1155/2023/5683415 -
Silicon (Si) megbízhatóság 1,0
“the peak at 516 cm-1 was caused by the Si-O-Fe stretching vibrations whilst the peaks at 638 cm-1 and at 838 cm-1 were due to Si-O stretching vibrations and Si-O-Al stretching vibrations, respectively.”
Investigation on the Painting Materials and Profile Structures Used in Ancient Chinese Folk Architectural Paintings by Multiple Analytical Methods DOI: 10.3390/coatings12030320
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