What absorbs at 446 cm⁻¹ in an FTIR spectrum?
A band near 446 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 5 cited sources
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 1.0 |
| Lignin | 1 | 1 | 1.0 |
| Protein | 1 | 1 | 1.0 |
| Silicon-oxygen (Si-O) | 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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Silicon-oxygen (Si-O) विश्वास 1.0
“The pH value of 2 1200cm-1 shoulder at due to Si O bond stretching vibrathe mixture was adjusted to between 1 and 2 using nitric 446cm-1 tion and at 816 and due to ring structure of Si O”
Qiu 等 - 2006 - Microstructure and optical properties of nanocryst DOI: 10.1016/j.matchemphys.2005.07.016 -
Metal oxygen विश्वास 1.0
“LLM confirmed rule peak-group candidate”
Preparation and characterization of doubly substituted microwave absorbing material by sol-gel technique for super high frequency applications DOI: 10.1016/j.pnsc.2017.11.001 -
Protein विश्वास 1.0
“446 cm-1 absorption associated to proteins is the most changing of FTIR values observed for all The 1540 447 A.”
Valorisation of wheat bran to produce natural pigments using selected microorganisms DOI: 10.1016/j.carres.2013.08.015 -
Metal oxygen विश्वास 1.0
“LLM confirmed rule peak-group candidate”
Antibacterial Activity of TiO2 Nanoparticles Prepared by One-Step Laser Ablation in Liquid DOI: 10.3390/app11104623 -
Lignin विश्वास 1.0
“The peak at 446 can be attributed to lignin degradation.”
Characterisation of Hemp Fibres Reinforced Composites Using Thermoplastic Polymers as Matrices DOI: 10.3390/polym14030481
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