What absorbs at 544 cm⁻¹ in an FTIR spectrum?
A band near 544 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 8 cited sources
Možná přiřazení funkčních skupin
| Funkční skupina | Podpůrná fakta | Citované zdroje | Nejvyšší spolehlivost |
|---|---|---|---|
| Metal oxygen | 3 | 3 | 0,9 |
| Carboxyl (COOH) | 1 | 1 | 0,9 |
| Phenolic | 1 | 1 | 0,9 |
Pořadí odráží nahromaděné literární důkazy, nikoli jediné autoritativní pravidlo. Vždy potvrďte v kontextu vašeho vzorku.
Literatura za těmito přiřazeními
-
Phenolic spolehlivost 0,9
“Sharp absorption at 543.80 cm-1 corresponding to phenolic compounds.”
Fabiani 等 - 2020 - Green synthesis and characterization of Zinc Ferri DOI: 10.1088/1755-1315/599/1/012066 -
Carboxyl (COOH) spolehlivost 0,9
“Stretching vibration of Co-O bond, characteristic of Co3O4 spinel.”
Kouotou 和 Tian - 2017 - In situ Fourier Transform Infrared Spectroscopy Di DOI: 10.1063/1674-0068/30/cjcp1705097 -
spolehlivost 0,9
“Explicitly stated as sensitive to crystalline content”
Partini 和 Pantani - 2007 - Determination of crystallinity of an aliphatic pol DOI: 10.1007/s00289-007-0782-9 -
Metal oxygen spolehlivost 0,9
“Assigned to Fe-O stretching”
Behera 等 - 2020 - Removal of Chromium from Synthetic Wastewater Usin DOI: 10.3390/app10093181 -
spolehlivost 0,9
“Text: 'the band at υ = 543.96 refers to the A-site stretching in ZFO NPs'”
Maksoud 等 - 2023 - Adsorption and separation of Cs(I) and Ba(II) from DOI: 10.1038/s41598-023-32996-5 -
Metal oxygen spolehlivost 0,9
“Cu-O stretching”
Sankar 和 Ramesan - 2022 - Synthesis, characterization, conductivity, and gas DOI: 10.21203/rs.3.rs-1484974/v1 -
spolehlivost 0,8
“Text: '544 cm-1 (Ca-O bond)'”
Prakash 和 Nagabhushana - 2016 - Thermoluminescence properties of gamma irradiated DOI: 10.1016/j.nimb.2016.03.055 -
Metal oxygen spolehlivost 0,8
“Main characteristic peak of metal oxide bonding.”
Habib 等 - 2022 - Effect of the modified hybrid particle on the corr DOI: 10.1016/j.jsamd.2022.100466
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