What absorbs at 628 cm⁻¹ in an FTIR spectrum?
A band near 628 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
Mögliche Funktionsgruppenzuweisungen
| Funktionelle Gruppe | Unterstützende Fakten | Zitierte Quellen | Höchstes Vertrauen |
|---|---|---|---|
| Metal oxygen | 4 | 3 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Siloxane (Si-O-Si) | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
Das Ranking spiegelt die gesammelte Literatur Evidenz wider, nicht eine einzelne maßgebliche Regel. Bestätigen Sie immer anhand Ihres Probenkontexts.
Literatur hinter diesen Zuweisungen
-
Metal oxygen Vertrauen 1,0
“Si-O-Si bending 432.10 Si-O-Si bending 509.46 Fe-O Fe2O3 Si-O-Al stretching 509.46 Fe-O Fe2O3 Si-O-Al stretching 627.50 Si-O-Si of quartz”
Foliar Application of Nanoclay Promotes Potato (Solanum tuberosum L.) Growth and Induces Systemic Resistance against Potato Virus Y DOI: 10.3390/v14102151 -
Amide Vertrauen 1,0
“cm-1 (Figure 1) showed an absorption band at at 1650 and 1519 339 nm (bond with bending vibration at 628 max I), which is characterized as the transition localized within were the characteristic of the amide I and II linkages of the ring of”
Ismail 等 - 2019 - Medicago polymorpha-mediated antibacterial silver DOI: 10.1515/gps-2018-0030 -
Metal oxygen Vertrauen 0,9
“Explicit assignment: 'FTIR analysis at 628 peak copper oxide vibration'.”
Qamar 等 - 2020 - Green Synthesis, Characterization and Antimicrobia DOI: 10.2147/IJN.S240232 -
Metal oxygen Vertrauen 0,8
“Peak at 628 cm-1 in Figure 8 confirms Fe-O.”
Mahmood 等 - 2022 - Self-Healing Bio-Concrete Using Bacillus subtilis DOI: 10.3390/ma15217731
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