What absorbs at 611 cm⁻¹ in an FTIR spectrum?
A band near 611 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
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| C c single bond | 1 | 1 | 1.0 |
| Silicon silicon | 1 | 1 | 1.0 |
| Silicon (Si) | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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Alkyl C-H 신뢰도 1.0
“The discrete band at 2920 refers to the C-H groups of carbonic chains of the 611 cm-1.”
Development of Composite Scaffolds Based on Cerium Doped-Hydroxyapatite and Natural Gums—Biological and Mechanical Properties DOI: 10.3390/ma12152389 -
Hydroxyl (O-H) 신뢰도 1.0
“frequency 611 The OH bending vibrations are A large shift to lower frequencies was observed at cm-1.”
Chik 等 - 2011 - Predicting group of metabolites available in parti DOI: 10.5897/AJB11.2736 -
Silicon (Si) 신뢰도 1.0
“In these speccm-1 tra, the absorption band observed around 611 diffraction pattern of the corresponding selected area originated from the Si substrate.”
Sha 等 - 2005 - The structure and photoluminescence properties of DOI: 10.1016/j.physleta.2005.07.048 -
Silicon silicon 신뢰도 1.0
“LLM confirmed rule peak-group candidate”
Vamvakas 和 Davazoglou - 2004 - Comparison of FTIR transmission spectra of thermal DOI: 10.1149/1.1676725 -
C c single bond 신뢰도 1.0
“The peak intensity of Cs/Fe2O3 clearly increased after the sorption of chitosan and Fe2O3, i.e., at C-H stretching (458.22 cm-1), C-C bond (611.23 cm-1) and O=C=O stretching (1630.85 cm-1).”
Fauzi 等 - 2020 - Nanostructured ChitosanMaghemite Composites Thin DOI: 10.3390/polym12071497
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