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
Možná přiřazení funkčních skupin
| Funkční skupina | Podpůrná fakta | Citované zdroje | Nejvyšší spolehlivost |
|---|---|---|---|
| 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 |
Pořadí odráží nahromaděné literární důkazy, nikoli jediné autoritativní pravidlo. Vždy potvrďte v kontextu vašeho vzorku.
Literatura za těmito přiřazeními
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Metal oxygen spolehlivost 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 spolehlivost 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 spolehlivost 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 spolehlivost 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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