What absorbs at 1011 cm⁻¹ in an FTIR spectrum?
A band near 1011 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 4 cited sources
Možne dodelitve funkcionalnih skupin
| Funkcionalna skupina | Podporna dejstva | Citirani viri | Najvišje zaupanje |
|---|---|---|---|
| Silicon-oxygen (Si-O) | 2 | 1 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
| S eq o | 1 | 1 | 1,0 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
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S eq o zaupanje 1,0
“In the spectrum of the leaf part of the plant,1st peak (3372.57 cm-1) belongs to OH group in the group of (COOH), 2nd peak (2916.72-2848.93 cm-1, doublet) belongs to the group of NH 2, 3rd peak (1734.36 cm-1) belongs to C=O group in the gro”
Tasci 等 - 2016 - Determination of alliin and allicin in the plant o DOI: 10.17660/ActaHortic.2016.1143.19 -
Metal oxygen zaupanje 1,0
“(Si-O-Si and Al-O-Si) Symmetric stretching vibration of Si-O-Si(Al) 795 796 795 795 794 793 792 Asymmetric stretching vibration (Si(Al-O) 1011 1011 1018 1014 1015 1021 1012, 1093 Bending vibrations (HOH) 1631 1633 1630 1631 1643 1639 1636,”
Bohacs 等 - 2017 - CONTROL OF NATURAL ZEOLITE PROPERTIES BY MECHANICA DOI: 10.1515/amm-2017-0216 -
Silicon-oxygen (Si-O) zaupanje 1,0
“A prominent peak at about 1011 cm-1, which was associated with υ3(SiO4) symmetric stretching of Q2 and that increased with time and polymer, was also detected.”
Madadi 和 Wei - 2022 - Characterization of Calcium Silicate Hydrate Gels DOI: 10.3390/gels8020075 -
C c single bond zaupanje 1,0
“The absorption bands at 1013.5 cm-1 and 1011.3 are due to C-C and C-O stretching in addition C-O-H bending which are attributed to the structural changes in starch [53].”
A Tomato Pomace Enriched Gluten-Free Ready-to-Cook Snack’s Nutritional Profile, Quality, and Shelf Life Evaluation DOI: 10.3390/horticulturae8050403
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