What absorbs at 551 cm⁻¹ in an FTIR spectrum?
A band near 551 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 6 cited sources
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Metal oxygen | 4 | 4 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
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Metal oxygen confiance 1,0
“cm-1 extract had an absorption peak at 3273 indicating the presence of NH (amine) group and 9 ACCEPTED MANUSCRIPT cm-1 disappearance of the peak at 551 indicates the compounds present in the plant extract complex well to form a metal oxide.”
Murali 等 - 2017 - Antibacterial and antioxidant properties of biosyn DOI: 10.1016/j.saa.2017.02.027 -
confiance 1,0
“Olefin-to-paraffin ratio in the C2-C4 section with time in-stream over the samples (reaccm-1) spectrum of Lab-1, the peak intensity (551 caused by Fe-O absorption is significantly tion conditions: FBR, 2.3 MPa, 235 °C;”
Effects of Potassium Loading over Iron–Silica Interaction, Phase Evolution and Catalytic Behavior of Precipitated Iron-Based Catalysts for Fischer-Tropsch Synthesis DOI: 10.3390/catal12080916 -
confiance 1,0
“Where, the two FTIR spectrums of ZnO nanoparticles and its polymeric hybrid showed identical characteristic peaks at about cm-1 551 in case of pure ZnO which corresponds to the Zn-O bond stretching 1 cm-1 1”
Elkady 等 - 2015 - Formulation of Nano-zinc Oxide into Biocomposite B DOI: 10.1063/1.4914227 -
confiance 1,0
“For core/shell nanoparticles, the vibrational bands between 551 and 558 were also ascribed to the Fe-O stretching mode.”
Pereira 等 - 2018 - Magnetite-Corrole Hybrid Nanoparticles DOI: 10.3390/magnetochemistry4030037 -
Alkyl C-H confiance 1,0
“cm-1 absorption band at 551 corresponds to the presence of alkyl tetrastromatica leaved mediated AgNPs [27].”
Phytochemical constituents of fucoidan (<i>Padina tetrastromatica</i>) and its assisted AgNPs for enhanced antibacterial activity DOI: 10.1049/iet-nbt.2016.0099 -
confiance 0,8
“Main characteristic peak of metal oxide bonding.”
Effect of the modified hybrid particle on the corrosion inhibition performance of polyolefin based coatings for carbon steel DOI: 10.1016/j.jsamd.2022.100466
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