What absorbs at 3571 cm⁻¹ in an FTIR spectrum?
A band near 3571 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 7 cited sources
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| Hydroxyl (O-H) | 6 | 5 | 1,0 |
| Carbonate | 1 | 1 | 1,0 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
-
Hydroxyl (O-H) tillid 1,0
“cm(cid:0) 1 intensity of hydroxyl band at 3571 decreased progressively due to Fig.”
Thermo-physical insights into a series of strontium substituted hydroxyapatite DOI: 10.1016/j.matchemphys.2020.123910 -
Hydroxyl (O-H) tillid 1,0
“Disappearance of hydroxyl (-OH) peak at 3571 in m-nHA/PU nanocomposite may be due to well interfacial bonding between -OH groups of nHA and isocyanate groups [27].”
Preparation and characterization of aliphatic polyurethane and modified hydroxyapatite composites for bone tissue engineering DOI: 10.1007/s00289-019-03067-5 -
Hydroxyl (O-H) tillid 1,0
“For bare HAP particles, the band at -1 is related to free hydroxyl group stretching 3571 and 633 cm and the appearance.”
Wang 等 - 2012 - Formation and characterization of silica-coated HA DOI: 10.1515/secm-2011-0124 -
Carbonate tillid 1,0
“O-H a bit lower than the HA nanorod except CHA2 at a Figure 5b shows the decrease in intensity of the cm-1 40-μg/ml concentration, indicating that the carbonate stretch at about 3571 (normalized to the intensity cm-1 contents have an impact”
Xue 等 - 2015 - Hydrothermal Synthesis and Biocompatibility Study DOI: 10.1186/s11671-015-1018-9 -
Hydroxyl (O-H) tillid 0,9
“Explicit assignment: OH stretching band”
Geetha 和 Buvaneswari - 2010 - Ammonium hydrogen difluoride induced fluorination DOI: 10.1016/j.materresbull.2010.09.005 -
Hydroxyl (O-H) tillid 0,9
“stretching bands at 3571 cm-1 from OH-groups”
Broda 等 - 2019 - Synthesis and selected physicochemical properties DOI: 10.5277/ppmp19073 -
tillid 0,8
“Stretching band”
Carrado - 2010 - Structural, Microstructural, and Residual Stress I DOI: 10.1021/am900763j
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