What absorbs at 559 cm⁻¹ in an FTIR spectrum?
A band near 559 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
Galimi funkcinių grupių priskyrimai
| Funkcinė grupė | Pagrindžiantys faktai | Cituoti šaltiniai | Aukščiausias pasitikėjimas |
|---|---|---|---|
| Metal oxygen | 4 | 4 | 1,0 |
| Alkyl C-H | 2 | 1 | 1,0 |
| Phosphate (PO4) | 2 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
Reitingavimas atspindi sukauptą literatūros įrodymų kiekį, o ne vieną autoritetingą taisyklę. Visada patvirtinkite pagal savo mėginio kontekstą.
Literatūra, kuria remiantis atlikti šie priskyrimai
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Metal oxygen pasitikėjimas 1,0
“LLM confirmed rule peak-group candidate”
Gopinath 等 - 2023 - Mechanical, structural and optical properties of p DOI: 10.15251/JOR.2023.191.23 -
Silicon (Si) pasitikėjimas 1,0
“The peaks at 559 and 659 have been assigned (b) to Si-O symmetric stretching mode.”
Synthesis and spectroscopic investigations of trivalent europium-doped M2SiO5 (M = Y and Gd) nanophosphor for display applications DOI: 10.1007/s10854-020-03076-5 -
pasitikėjimas 1,0
“cm-1 Absorption peak near 559 is assigned to the stretching vibration of Fe-O bonds.”
Exploration of electronic structure, vibrational spectra and defect energy of Mn incorporated neodymium orthoferrite perovskites DOI: 10.1063/1.5112912 -
pasitikėjimas 1,0
“The presence of the band at higher wave number (559 194 cm-1) is ascribed to Ti-O normal stretching vibration (characteristic to BaTiO tetragonal phase) I 3 195 (Rotaru et al., 2016).”
Barzic 等 - 2022 - Cellulose derivativebarium titanate composites wi DOI: 10.21203/rs.3.rs-467926/v1 -
pasitikėjimas 1,0
“Both the FTIR spectra show the band 2 2 cm-1 around 559 which arises due to the Zr-O vibration in zirconia.”
Development of Ag0.04ZrO2/rGO heterojunction, as an efficient visible light photocatalyst for degradation of methyl orange DOI: 10.1038/s41598-022-16673-7 -
pasitikėjimas 1,0
“The analysis of the location of the characteristic bands presented in the substracted The analysis of the location of the characteristic bands presented in the substracted spectrum confirms the presence of the bands characteristic of calciu”
Adsorption of the Tartrate Ions in the Hydroxyapatite/Aqueous Solution of NaCl System DOI: 10.3390/ma14113039 -
Carbohydrate pasitikėjimas 1,0
“◦C the hemp fibre, while the sharp peak at 559 is due to the degradation of cellulose and ◦C hemicellulose.”
Characterisation of Hemp Fibres Reinforced Composites Using Thermoplastic Polymers as Matrices DOI: 10.3390/polym14030481 -
Hydroxyl (O-H) pasitikėjimas 1,0
“O-H bending 559cm-1 of the hydroxyl group at and stretching of ZnO at”
Thirugnanam - 2013 - Effect of Polymers (PEG and PVP) on Sol-Gel Synthe DOI: 10.1155/2013/362175
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