What absorbs at 878 cm⁻¹ in an FTIR spectrum?
A band near 878 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
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Alkyl C-H | 3 | 3 | 1.0 |
| Silicon-oxygen (Si-O) | 2 | 2 | 1.0 |
| Silicon hydride | 1 | 1 | 1.0 |
| Fluorine (C-F) | 1 | 1 | 1.0 |
रैंकिंग संचित साहित्य साक्ष्य को दर्शाती है, एक एकल आधिकारिक नियम नहीं। हमेशा अपने नमूना संदर्भ के खिलाफ पुष्टि करें।
इन असाइनमेंट के पीछे का साहित्य
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Alkyl C-H विश्वास 1.0
“Absorption bands around RIPT cm-1 878 corresponds to CF=CH vibration of FU.”
Covalent diphenylalanine peptide nanotube conjugated to folic acid/magnetic nanoparticles for anti-cancer drug delivery DOI: 10.1016/j.jddst.2017.06.005 -
Fluorine (C-F) विश्वास 1.0
“bending L ibrary on 878 878 CC and CF symmetric stretching 881 [19] α PVDF 2 [19/12/2022].”
Chipara 等 - 2020 - Spectroscopic investigations on PVDF-Fe2O3 nanocom DOI: 10.1002/app.48907 -
Silicon hydride विश्वास 1.0
“1080 1077 1066 [18] stretching SiH bending 878 880 881 [19] SiH wagging 660 670 674 [20] out H2 and silicon (n-type (100)) for FTIR and EDAX measure-”
Coyopol 等 - 2012 - Optical and Structural Properties of Silicon Nanoc DOI: 10.1155/2012/368268 -
Alkyl C-H विश्वास 1.0
“cm1 The band at 878 (figure 4a) is due to CH rocking mode [38].”
Interaction of (3-Aminopropyl)triethoxysilane With Late Ar-N 2 Afterglow: Application to Nanoparticles Synthesis DOI: 10.1002/ppap.201500201 -
Silicon-oxygen (Si-O) विश्वास 1.0
“(ν (ν metric as) and symmetric s) stretching vibration generated by Si-O bonds in [SiO metric (νas) and symmetric (νs) stretching vibration generated by Si-O bonds in [SiO4]4cm-1, (δ (δ tetrahedral units at 925 and 878 and symmetric s) and”
Phase Composition of Silica Fume—Portland Cement Systems Formed under Hydrothermal Curing Evaluated by FTIR, XRD, and TGA DOI: 10.3390/ma14112786 -
Alkyl C-H विश्वास 1.0
“The absorption peak at 878 indicates the C-H vibration of”
Long 等 - 2021 - Effect of Hot-pressing Process on Mechanical Prope DOI: 10.5552/drind.2017.1641 -
Silicon-oxygen (Si-O) विश्वास 1.0
“In addition to the peaks of bonds in the CSH, inelastic scattering appeared as the bands at 831 cm-1 with a satellite peak of 878 cm-1 which were assigned to υ1(SiO4) vibrations [65].”
Madadi 和 Wei - 2022 - Characterization of Calcium Silicate Hydrate Gels DOI: 10.3390/gels8020075
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