What absorbs at 1040 cm⁻¹ in an FTIR spectrum?
A band near 1040 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
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| C-O single bond | 7 | 7 | 0.9 |
| Silicon-oxygen (Si-O) | 4 | 4 | 1.0 |
| Phosphate (PO4) | 2 | 1 | 0.9 |
| Nucleic acid | 1 | 1 | 0.9 |
| Aromatic ring | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.8 |
| Borate | 1 | 1 | 0.8 |
| Carbohydrate | 1 | 1 | 0.7 |
| N h | 1 | 1 | 0.7 |
| C c single bond | 1 | 1 | 0.7 |
Ang pagraranggo ay sumasalamin sa naipon na ebidensya ng literatura, hindi isang solong awtoritatibong tuntunin. Palaging kumpirmahin laban sa konteksto ng iyong sample.
Literatura sa likod ng mga pagtatalagang ito
-
Silicon-oxygen (Si-O) kumpiyansa 1.0
“Text: 'band at about 1040 ... originates from Si-O stretching vibration'”
Perisic 等 - 2016 - Physicochemical characterisation of pottery from t DOI: 10.2298/JSC160823100P -
kumpiyansa 0.9
“Explicit assignment: '~1040 for cubic phase'.”
Chowdhury 等 - 2004 - Novel electrodeposition route for the synthesis of DOI: 10.1016/j.matlet.2004.05.079 -
C-O single bond kumpiyansa 0.9
“Assigned to C-O-H.”
Ogunsile 等 - 2020 - Green synthesis of silver nanoparticles from leaf DOI: 10.1088/1757-899X/805/1/012032 -
Silicon-oxygen (Si-O) kumpiyansa 0.9
“Text: 'strong (∼1040 cm-1) Si-O vibration band'.”
Borgnino 等 - 2010 - Phosphate adsorbed on Fe(III) modified montmorillo DOI: 10.1016/j.colsurfa.2009.11.022 -
C-O single bond kumpiyansa 0.9
“C-O stretching vibration appears at 1040 cm-1.”
Braga 和 Braga - 2021 - DOI: 10.17268/sci.agropecu.2021.039 -
Silicon-oxygen (Si-O) kumpiyansa 0.9
“Explicit assignment: 'Si-O linkage'”
Chandra 等 - 2017 - A one-pot synthesis of water soluble highly fluore DOI: 10.1039/c6tb02813f -
Silicon-oxygen (Si-O) kumpiyansa 0.9
“Si-O stretching band”
Coustel 等 - 2017 - Vibrational frequencies of hydrogenated silicon ca DOI: 10.1016/j.surfcoat.2017.06.017 -
C-O single bond kumpiyansa 0.9
“β-1,4 C-O bond stretching”
Dinache 等 - 2021 - Spectral Properties of Foams and Emulsions DOI: 10.3390/molecules26247704
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