What absorbs at 976 cm⁻¹ in an FTIR spectrum?
A band near 976 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 | 2 | 2 | 1.0 |
| Protein | 1 | 1 | 1.0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 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
“cm-1 The bands at 975.9, 889.1 and 858.2 are present in both AEMs and are cm-1 associated with the C-H presence [34,44,45].”
Barros 等 - 2020 - A three-stage chemical cleaning of ion-exchange me DOI: 10.1016/j.desal.2020.114628 -
Hydroxyl (O-H) विश्वास 1.0
“(d) Espectro de absorção na região do infravermelho da vermiculita expandida lavada com H 2O cm-1 em 1651,1 é gerada pela deformação angular O-H da água, e Para verificar uma alteração nas propriedades físicas da cm-1 a banda intensa em 976”
Beluco 等 - 2023 - CHARACTERIZATION OF SOLID RESIDUES THROUGH THERMAL DOI: 10.21577/0100-4042.20230007 -
Alkene (C=C) विश्वास 1.0
“The wavenumbers at 973 and 976 cm-1 can be assigned to secondary oxidation These results suggest that CBLO produced more trans double bonds and secondary oxiproducts, such as aldehydes or ketones, supporting isolated trans-double bonds [49]”
Chitosan-Based Anti-Oxidation Delivery Nano-Platform: Applications in the Encapsulation of DHA-Enriched Fish Oil DOI: 10.3390/md19080470 -
Alkyl C-H विश्वास 1.0
“cm-1 The peaks at 976, 834, and 720 are corresponding to (a) the stretching vibration of the -CH group and the bending 2 vibrations of C-H of the aromatic ring [70].”
Radiation Synthesis of Edible Coating Films of Nanocurcumin Based on Carboxymethyl Chitosan/Polyvinyl Alcohol to Extend the Shelf Life of Sweet Orange "Valencia" DOI: 10.1007/s10924-023-02854-6 -
Silicon-oxygen (Si-O) विश्वास 1.0
“LLM confirmed rule peak-group candidate”
The long-term failure mechanisms of alkali-activated slag mortar exposed to wet-dry cycles of sodium sulphate DOI: 10.1016/j.cemconcomp.2020.103893 -
विश्वास 1.0
“For the band group, the band at 976 was assigned cm-1 cm-1 (ν to the S-O symmetric stretching vibration 1), while the bands at 1130 and 1058 (ν were assigned to asymmetric stretching vibrations 3).”
The Competitive Adsorption of Chromate and Sulfate on Ni-Substituted Magnetite Surfaces: An ATR-FTIR Study DOI: 10.3390/min11010088 -
Protein विश्वास 1.0
“geophilum showed a specific peak at ric bending variations in proteins, were identified in mixed forest 990cm-1 976cm-1 1453cm-1, and lacked the shoulders to and found in samples of C.”
Ectomycorrhizal identification in environmental samples of tree roots by Fourier-transform infrared (FTIR) spectroscopy DOI: 10.3389/fpls.2014.00229
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अपना FTIR स्पेक्ट्रम अपलोड करें और सेकंड में एक पूर्ण व्याख्या रिपोर्ट प्राप्त करें — साहित्य उद्धरणों, पुस्तकालय मिलानों, और विश्वास-रेटेड साक्ष्य श्रृंखला के साथ शिखर असाइनमेंट।
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