What absorbs at 755 cm⁻¹ in an FTIR spectrum?
A band near 755 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 6 cited sources
Ugawaji unaowezekana wa vikundi vya kazi
| Kikundi cha kazi | Ukweli unaounga mkono | Vyanzo vilivyotajwa | Uaminifu wa juu |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 0.9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.9 |
| Metal hydroxyl | 1 | 1 | 0.8 |
| Hydroxyl (O-H) | 1 | 1 | 0.6 |
Cheo kinaonyesha ushahidi wa fasihi uliokusanywa, si sheria moja yenye mamlaka. Thibitisha kila mara dhidi ya mazingira ya sampuli yako.
Fasihi nyuma ya ugawaji huu
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Metal oxygen uaminifu 0.9
“Stretching vibration.”
Nadeem 等 - 2022 - Stability Analysis of Fe3O4-OA-MWCNT Nanocomposite DOI: 10.1155/2022/1859698 -
Silicon-oxygen (Si-O) uaminifu 0.9
“assigned to Si-O-Al”
Yan 等 - 2017 - Effects of graphene oxide on the geopolymerization DOI: 10.1039/c6ra26340b -
Metal hydroxyl uaminifu 0.8
“Bands below 1000 cm-1 attributed to vibrations of Al-OH and Al-O groups”
Klapiszewska 等 - 2019 - Production of cement composites using alumina-lign DOI: 10.5277/ppmp19058 -
uaminifu 0.8
“Bands at 700 and 755 cm-1 typical of C-S-C groups in vulcanised rubbers.”
Worek 等 - 2022 - Pollution from Transport Detection of Tyre Partic DOI: 10.3390/en15082816 -
uaminifu 0.7
“Absorption at 755 cm-1 indicates a-glucopyranoside units.”
Karim 和 Islam - 2011 - Thermal Behavior with Mechanical Property of Fluor DOI: 10.1155/2011/979458 -
Hydroxyl (O-H) uaminifu 0.6
“Peak at 755 cm-1 shows features from phenol and insulin.”
Maltesen 等 - 2011 - Multivariate Analysis of Phenol in Freeze-Dried an DOI: 10.1208/s12249-011-9618-x
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