What absorbs at 547 cm⁻¹ in an FTIR spectrum?
Ивица близо до 547 cm⁻¹ може да сочи към няколко функционални групи. По-долу са най-вероятните присвоявания, подредени по количеството публикувани доказателства, които ги подкрепят — всяко едно проследимо до литература (DOI) и кръстосано валидирано спрямо нашите 130 000+ референтни спектъра и графика на знанията.
Backed by 6 cited sources
Възможни определяния на функционални групи
| Функционална група | Подкрепящи факти | Цитирани източници | Най-висока достоверност |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 1,0 |
| Phosphate (PO4) | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
Класирането отразява натрупаните литературни доказателства, а не единично авторитетно правило. Винаги потвърждавайте спрямо контекста на вашата проба.
Литература зад тези определяния
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достоверност 1,0
“In case of BaGdAlO phosphor sharp 4 443cm-1 Ba2+ peak obtained at is due to ions while peaks at 547, 645, 706 and 846 indicates the gadolinium-oxygen and alueOH minium-oxygen bending and stretching vibrations [39].”
Rapid-gel combustion synthesis, structure and luminescence investigations of trivalent europium doped MGdAlO4 (M = Mg2+, Ca2+, Sr2+ and Ba2+) nanophosphors DOI: 10.1016/j.ijleo.2019.163450 -
Metal oxygen достоверност 1,0
“Weak characteristic bands of Fe-O at 547 and 451 sorpTo observe the permanent porosity of materials, its N 2 cm-1 are attributed to the presbands at 1381 and 2925”
Self-Combustion Synthesis of Co–Zr-doped Ba-Hexaferrite Nanoparticles and Their Studied Physicochemical and Magnetic Properties DOI: 10.1007/s10948-015-3204-5 -
Ring structure достоверност 1,0
“Bands at 547 and 668 are due to the Microscopic imaging skeletal mode vibrations of the hexagonal ring in”
Ali 等 - 2020 - New insight into single phase formation of capric DOI: 10.4314/tjpr.v19i2.19 -
Alkene (C=C) достоверност 1,0
“Its Raman spectrum (Table 1) cm-1 showed the two weak, low-energy peaks at ~547 and 600 that were assigned to the cm-1 bending vibrational modes involving the central [-C=C-] coordinate [20];”
Identification of Colourants and Varnishes in a 14th Century Decorated Wood-Carved Door of the Dionysiou Monastery in Mount Athos DOI: 10.3390/coatings11091087 -
Phosphate (PO4) достоверност 1,0
“LLM confirmed rule peak-group candidate”
Preparation of LiFePO4 Powders by Ultrasonic Spray Drying Method and Their Memory Effect DOI: 10.3390/ma14123193 -
Metal oxygen достоверност 1,0
“4a) showed the presence of mum at 1079 most probably belong to Si-Al-O cm-1), ultramarine on R11 (characteristic band at ~ 547 asymmetric stretching vibration of ultramarine [22].”
Material characterisation of a painted beehive panel by advanced spectroscopic and chromatographic techniques in combination with hyperspectral imaging DOI: 10.1186/s40494-020-00468-y
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