What absorbs at 583 cm⁻¹ in an FTIR spectrum?
A band near 583 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
Përgjigje e shpejtë
A band near 583 cm⁻¹ is usually interpreted by checking which functional groups repeatedly co-occur there in the literature, then confirming at least one or two additional peaks in the same sample. This page ranks those assignments by accumulated evidence rather than by a single fixed textbook rule.
Caktime të mundshme të grupeve funksionale
| Grup funksional | Fakte mbështetëse | Burimet e cituara | Besueshmëri e lartë |
|---|---|---|---|
| Metal oxygen | 4 | 4 | 1,0 |
| Alkyl C-H | 2 | 2 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
Renditja pasqyron provat e grumbulluara të literaturës, jo një rregull të vetëm autoritar. Gjithmonë konfirmoni në kontekstin e mostrës suaj.
Logjika e spektrit
This band becomes meaningful only when read with its neighboring peaks. In practice, analysts first look at the assignments above, then check whether the same sample also shows other peaks expected for the same structural motif. A lone band near 583 cm⁻¹ is usually not enough for material identification by itself.
Përdorimi në botën reale
Ky lloj pyetjeje është i zakonshëm në identifikimin e polimereve, skriningun e plastikës së panjohur, zgjidhjen e problemeve të kontrollit të cilësisë, verifikimin e materialeve të ricikluara dhe rishikimin e caktimit të pikut të mbështetur nga literatura.
Gabimet e zakonshme
- Trajtimi i një brezi të izoluar si provë e një materiali pa kontrolluar të paktën një ose dy pika mbështetëse.
- Duke injoruar mbivendosjen: grupe të shumta funksionale mund të kontribuojnë afër të njëjtit numër valor.
- Kalimi i vërtetimit kur aditivët, përzierjet, oksidimi ose ndotja mund të shtrembërojnë spektrin.
Këshillë për verifikim
Kur mbetet paqartësi, verifiko hipotezën me DSC, GC-MS ose TGA, veçanërisht për përzierjet, mostrat e degraduara dhe polimerët e mbushur.
Literatura pas këtyre caktimeve
-
besueshmëri 1,0
“Triethylgallium was used as the Ga source, and trimethylThe localized vibrational mode (LVM) at 583 cm - ' aluminum or dimethylaluminum hydride were used as the due to C atoms substituting for As atoms in GaAs shows Al source.”
ONO 和 FURUHATA - 1991 - VIBRATIONAL-MODES OF CARBON-ALUMINUM COMPLEXES IN DOI: 10.1063/1.106176 -
besueshmëri 1,0
“FTIR spectra at peaks 583.02 which corresponding to the Fe-O stretching, indicates the characteristic peaks laying in the region be-”
Antibacterial and antiproliferation activity of green synthesized nanoparticles from rhizome extract of Alpinia galangal (L.) Wild DOI: 10.1016/j.inoche.2021.108854 -
besueshmëri 1,0
“O-H at The stretching vibrations of the carboxylic and carbonyl The peak observed at approximately 1727cm-1,and 583cm-1 groupsranged from1720 to the formationof is characteristic of Fe vibrations.”
Alkurdi 等 - 2022 - Development and Evaluation of a Novel Polymer Drug DOI: 10.1155/2022/7903310 -
Metal oxygen besueshmëri 1,0
“Identification of Microorganism Bi in wavelengths of 583 cm-1, 737 cm-1 stretching Sixty-five isolated bacteria from hospitalized patients vibrational of O-Bi-O, and 1630 cm-1 stretching of Bi-O with burn infections was identified following”
Dalvand 等 - 2018 - Inhibitory Effect of Bismuth Oxide Nanoparticles P DOI: 10.21859/ijb.2102 -
besueshmëri 1,0
“The characteristic absorption bands of the sample at 692 and 583 cm-1 were assigned to iron(II) oxide bending, and the band at 459 to 446 cm-1 was”
Hanh 等 - 2023 - Adsorption of Tetracycline by Magnetic Mesoporous DOI: 10.3390/su15064727 -
Alkyl C-H besueshmëri 1,0
“In the case of As (Figure S1e), the stretching vibration ascribed to the asymmetric and symmetric CH stretching 2 cm-1 peak at around 583 of metal oxide at the tetrahedral sites vibrations, respectively, of rGO.”
Iqbal 等 - 2023 - Reduced Graphene Oxide-Modified Spinel Cobalt Ferr DOI: 10.1021/acsomega.2c06636 -
Metal oxygen besueshmëri 1,0
“cm-1 Fe-O Stretching in tetrahedral sites 583 The FT-IR spectra of BT, PT, BTMA, and PTMA are displayed in Figure 5a-d, respectively.”
Influence of Waste Toner on Asphalt Binder: Chemical and Rheological Characterization DOI: 10.3390/molecules28062794 -
besueshmëri 1,0
“dried at vacuum conditions at OH groups attached to the iron absorptions at 583 and cm-1, 3391 respectively.”
Li 等 - 2020 - Solvent-free synthesis of 1-amidoalkyl-2-naphthol DOI: 10.2478/pjct-2020-0012
Keni një spektër me këtë brez?
Ngarkoni spektrin tuaj FTIR dhe merrni një raport të plotë interpretimi — caktim i pikut me citime literaturë, përputhje biblioteke dhe një zinxhir provash të vlerësuar me besueshmëri — në sekonda.