What absorbs at 522 cm⁻¹ in an FTIR spectrum?
A band near 522 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 7 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 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
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Tài liệu tham khảo đằng sau các gán này
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Metal oxygen độ tin cậy 1,0
“The 833cm(cid:1)1 other new bands at 522, 630, 719, and in the FTIR spectrumof NiO fall withinthe stretchingfrequencies of metal-oxygen, 1000-400cm(cid:1)1 which are in the range of [34].”
Olajire 和 Mohammed - 2020 - Green synthesis of nickel oxide nanoparticles and DOI: 10.1016/j.apt.2019.10.012 -
Hydroxyl (O-H) độ tin cậy 1,0
“986.2 P-O-P asymmetric stretching bond 875.2 P-O-P asymmetric stretching bond 586.0 (H-O-) P=O bond (strong absorption) acid phosphates 521.9 (H-O-) P=O bond (strong absorption) acid phosphates cm-1 The strong absorptions at 577.1 and 527.7”
Growth and characterization of calcium hydrogen phosphate dihydrate crystals from single diffusion gel technique DOI: 10.1002/crat.200900700 -
Metal oxygen độ tin cậy 1,0
“These two vibrational peaks cm-1) (522 and 460 can also be resulted from the bending of Al-O bonds within AlO6 octahedral et al., groups present in aluminate (Ghosh and Handoo, 1980;”
Micro-characterization of Dust and Materials of Dust Origin at a Cement Industry Located in Bangladesh DOI: 10.4209/aaqr.220109 -
Metal oxygen độ tin cậy 1,0
“Cu-O stretching vibration was cm-1, observed at 522 which matched the stretching mode of vibration [60,64].”
Successive Photocatalytic Degradation of Methylene Blue by ZnO, CuO and ZnO/CuO Synthesized from Coriandrum sativum Plant Extract via Green Synthesis Technique DOI: 10.3390/cryst13020281 -
Silicon (Si) độ tin cậy 1,0
“For samples grown at 900 and a diffusion may induce of silicon atoms in silicon oxide reduction in the amorphous bands takes place and a small 521.84cm-1 structure, causing phase separation and the formation of peak appears at [25].”
Coyopol 等 - 2012 - Optical and Structural Properties of Silicon Nanoc DOI: 10.1155/2012/368268 -
Carbonyl (C=O) độ tin cậy 1,0
“The hydrogen-bonded -C=O cm-1 cm-1, appearance of the absorption bands at 522 and 1,033 group shows an absorption band at 1,710 while the”
Deka 和 Karak - 2009 - Vegetable Oil-Based Hyperbranched Thermosetting Po DOI: 10.1007/s11671-009-9313-y -
Metal oxygen độ tin cậy 1,0
“522 No Al-O bands were observed for the intercalated clays.”
Gonzalez 等 - 2017 - Microwave-Assisted Pillaring of a Montmorillonite DOI: 10.3390/ma10080886
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