What absorbs at 547 cm⁻¹ in an FTIR spectrum?
A band near 547 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
Gán nhóm chức có thể
| Nhóm chức | Sự kiện hỗ trợ | Nguồn tham khảo | Độ tin cậy cao nhất |
|---|---|---|---|
| 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 |
Xếp hạng phản ánh bằng chứng tài liệu tích lũy, không phải một quy tắc duy nhất có thẩm quyền. Luôn xác nhận với ngữ cảnh mẫu của bạn.
Tài liệu tham khảo đằng sau các gán này
-
độ tin cậy 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 độ tin cậy 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 độ tin cậy 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) độ tin cậy 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) độ tin cậy 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 độ tin cậy 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
Có phổ với dải này không?
Tải lên phổ FTIR của bạn và nhận báo cáo diễn giải đầy đủ — gán đỉnh với tài liệu tham khảo, kết quả so khớp thư viện và chuỗi bằng chứng xếp hạng độ tin cậy — trong vài giây.
Diễn giải phổ của tôi