What absorbs at 615 cm⁻¹ in an FTIR spectrum?
A band near 615 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
Gán nhóm chức có thể
| Nhóm chức | Sự kiện hỗ trợ | Nguồn tham khảo | Độ tin cậy cao nhất |
|---|---|---|---|
| Metal oxygen | 4 | 4 | 1,0 |
| Hydroxyl (O-H) | 3 | 3 | 1,0 |
| Chlorine | 2 | 1 | 1,0 |
| Silicon silicon | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Phosphate (PO4) | 1 | 1 | 1,0 |
| Nitrogen heterocycle | 1 | 1 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Siloxane (Si-O-Si) | 1 | 1 | 0,9 |
| Ring structure | 1 | 0 | 1,0 |
| Aromatic ring | 1 | 0 | 1,0 |
Xếp hạng phản ánh bằng chứng tài liệu tích lũy, không phải một quy tắc duy nhất có thẩm quyền. Luôn xác nhận với ngữ cảnh mẫu của bạn.
Tài liệu tham khảo đằng sau các gán này
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Metal oxygen độ tin cậy 1,0
“several absorption peaks appearing in the range from 600 to 3600 The presence of CeO 2 cm-1, nanoparticles is confirmed by the appearance of characteristic band at ~ 615 attributed cm-1 to the symmetric stretching vibration of Ce-O.”
Oxygen vacancies and F+ centre tailored room temperature ferromagnetic properties of CeO2 nanoparticles with Pr doping concentrations and annealing in hydrogen environment DOI: 10.1016/j.jallcom.2020.156079 -
độ tin cậy 1,0
“Finally, the band at 615 can be assigned to the C-Cl bond as mentioned by Sadegui [50].”
Synthesis and Catalytic Evaluation of Silver Nanoparticles Synthesized with Aloysia triphylla Leaf Extract DOI: 10.1007/s10876-016-1062-3 -
Hydroxyl (O-H) độ tin cậy 1,0
“Further confirming the existence of AgNPs and PVA polycm-1, mer, the absorption band between 3300 and 3500 which represents the cm-1, stretching vibration of O-H [37-39] and the band at 615 which represents cm-1 weak O-H stretching [33], ar”
The effect of Ag nanoparticles in Ag/polyvinyl alcohol nanofiber composites DOI: 10.1007/s00289-020-03528-2 -
Metal oxygen độ tin cậy 1,0
“cm-1, cm-1 cm-1, Bands 615 522 in pure MgFe 2O and 617 4 cm-1 528 in MgFe 2O 4-ZnO NC are due to stretching vibrations of the metal-oxygen bond (Fe-O), (Mg-O) at the tet-”
EPR and optical studies of pure MgFe2O4 and ZnO nanoparticles and MgFe2O4–ZnO nanocomposite DOI: 10.1007/s10854-019-02028-y -
Alkyl C-H độ tin cậy 1,0
“For C-H configuration in dextran, a characteristic peak appeared at 615 are becomes distinguishable, as observed in our previous work for chitosan-based electrolyte.”
Development of Polymer Blend Electrolyte Membranes Based on Chitosan: Dextran with High Ion Transport Properties for EDLC Application DOI: 10.3390/ijms20133369 -
Nitrogen heterocycle độ tin cậy 1,0
“The cm-1 typical bands of PPy, at 1540/1550 (C-C stretching in pyrrole ring of PPy salt/base), cm-1 cm-1 1450 (C-N stretching in pyrrole ring), 1310 (C-H and C-N in-plane deformacm-1 cm-1 (N-H+ tions), 1170 (C-H and N-H in-plane deformation”
Polypyrrole Aerogels: Efficient Adsorbents of Cr(VI) Ions from Aqueous Solutions DOI: 10.3390/gels9070582 -
Phosphate (PO4) độ tin cậy 1,0
“The peaks at around 615, 591 and 𝜈 could be attributed to (PO43-) vibration mode [41,44].”
Development of Silver Doped Hydroxyapatite Thin Films for Biomedical Applications DOI: 10.3390/coatings12030341 -
Metal oxygen độ tin cậy 1,0
“SiO4 asymmetric deformation 450-700 ZnO symmetric starching vibrations 4 576 Zn O symmetric stretching vibration 460 SiO asymmetric deformation 4 Zn O asymmetric stretching 615 576”
A Study on Optical Properties of Zinc Silicate Glass-Ceramics as a Host for Green Phosphor DOI: 10.3390/app10144938
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