Phosphorus — FTIR absorption peaks and assignments
These are the characteristic FTIR wavenumbers where Phosphorus tends to absorb, compiled from published literature and ranked by supporting evidence. Each assignment is traceable to a source (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Быстрый ответ
Phosphorus is usually assigned by looking for a recurring cluster of characteristic peaks rather than one exact textbook number. The table below shows where the literature most often places this group in FTIR, ranked by accumulated evidence.
Characteristic FTIR peaks for Phosphorus
| Волновое число (см⁻¹) | Подтверждающие факты | Цитируемые источники | Максимальная достоверность |
|---|---|---|---|
| 1240 | 10 | 10 | 1,0 |
| 1080 | 6 | 6 | 1,0 |
| 1020 | 6 | 5 | 1,0 |
| 600 | 5 | 5 | 1,0 |
| 1200 | 5 | 5 | 1,0 |
| 960 | 5 | 5 | 1,0 |
| 1100 | 5 | 5 | 1,0 |
| 1030 | 5 | 4 | 1,0 |
| 560 | 5 | 4 | 1,0 |
| 1035 | 4 | 4 | 1,0 |
| 1092 | 4 | 4 | 1,0 |
| 1300 | 4 | 4 | 1,0 |
| 1050 | 4 | 4 | 1,0 |
| 800 | 4 | 4 | 1,0 |
| 1034 | 4 | 3 | 1,0 |
| 1225 | 4 | 3 | 1,0 |
| 1040 | 4 | 2 | 1,0 |
| 1090 | 4 | 2 | 1,0 |
| 1078 | 3 | 3 | 1,0 |
| 1238 | 3 | 3 | 1,0 |
| 1024 | 3 | 3 | 1,0 |
| 532 | 3 | 3 | 1,0 |
| 970 | 3 | 3 | 1,0 |
| 608 | 3 | 3 | 1,0 |
| 473 | 3 | 3 | 1,0 |
| 1025 | 3 | 3 | 1,0 |
| 1000 | 3 | 3 | 1,0 |
| 1070 | 3 | 3 | 1,0 |
| 1084 | 3 | 2 | 1,0 |
| 1260 | 3 | 2 | 1,0 |
Showing the 30 best-supported peaks of 221 total for Phosphorus.
Возможные материалы
Логика спектра
Присвоение функциональной группы становится более надежным, когда несколько ожидаемых полос появляются вместе. Используйте эту страницу, чтобы найти наиболее подтвержденные пики, а затем убедитесь, что тот же образец демонстрирует согласованный паттерн, а не единичное изолированное совпадение.
Использование в реальных условиях
Эти страницы полезны для анализа неизвестных материалов, объяснения пиков в отчетах, устранения неполадок полимеров и проверки химической обоснованности семейства материалов-кандидатов.
Распространенные ошибки
- Использование одной страницы функциональной группы как полного заключения о материале без проверки остальной части спектра.
- Предполагая, что самая сильная полоса всегда является наиболее диагностической.
- Забывая, что обработка, добавки, старение и смеси могут смещать или расширять ожидаемые пики.
Рекомендации по проверке
Используйте DSC, GC-MS или TGA, когда несколько семейств материалов имеют схожие полосы или когда эффекты смеси делают интерпретацию FTIR неопределенной.
Литература, лежащая в основе этих назначений
-
960 cm⁻¹ достоверность 1,0
“cm-1 Additional peaks were found in both models at 1,062, 1,053, 1,047, 1,040, and 1,029 b cm-1) cm-1 m The peak width range was restricted to the width of the sample's phosphate peak (at 960 ± 2 1 c Chi-squared is the weighted difference b”
Awonusi 等 - 2007 - Carbonate assignment and calibration in the raman DOI: 10.1007/s00223-007-9034-0 -
1456 cm⁻¹ достоверность 1,0
“It is confirmed the presence of phosphate cmalso confirmed that the extracted HAP is A&B type carbonated HAP as indicated by the position of the peaks at 1456 (PO4-3 (CO3-2 (OH-1 ), ) ) 1 cm-1.”
XRD and FTIR study of A&B type carbonated hydroxyapatite extracted from bovine bone DOI: 10.1063/1.5089399 -
1024 cm⁻¹ достоверность 1,0
“(\\COOH), (\\NH 2) and phosphate FTIRanalysisofalgal-fungalpellets(Fig.2A)showsadistinctchange the presence of carboxylic amine inpeakintensityat1024cm-1inthealgal-fungalpellet(AF)compared -COOH (\\PO 4) groups.”
A rapid method for fungal assisted algal flocculation: Critical parameters & mechanism insights DOI: 10.1016/j.algal.2016.10.022 -
1050 cm⁻¹ достоверность 1,0
“= 2θ XRD showed characteristic peaks at 25.87 and 32.05, corresponding to the crystalline planes cm-1 cm-1, (0 0 2) and (2 1 1), respectively, while phosphate bands were present at 1050 and 1098 indicating the success of composite synthesis”
Development of Composite Scaffolds Based on Cerium Doped-Hydroxyapatite and Natural Gums—Biological and Mechanical Properties DOI: 10.3390/ma12152389 -
959 cm⁻¹ достоверность 1,0
“The predominate peak at cm-1 reflection (ATR)/Fourier transform 959 due to the stretching mode infrared (FTIR) and confocal Raman of phosphate was also found in the microspectroscopies were used to Raman spectrum of corneal calcified Taipei”
Chen 等 - 2006 - Corneal calcification chemical composition of cal DOI: 10.1007/s00417-005-1191-0 -
959 cm⁻¹ достоверность 1,0
“The black line cm-1 ((cid:2) ((cid:2) 959 phosphate stretching) and 873 carbonate mode) displays pixel locations from which the single pixel IR spectra 1 2 displayed in Fig.”
Chiou 等 - 2011 - FT-IR microscopic imaging of calcified deposit of DOI: 10.1016/j.vibspec.2011.06.004 -
1538 cm⁻¹ достоверность 1,0
“amide II (1538 and phosphate bands (1025 < group means, with statistical significance set at p 0.05.”
Root canal hydrophobization by dentinal silanization: Improvement of siliconbased endodontic treatment tightness DOI: 10.1002/jbm.b.32874 -
500 cm⁻¹ достоверность 1,0
“after Immersion in Phosphate Solution The FTIR spectrum of the undoped glass shows composite and connected vibrational peaks extending from 500 to about cm-1 1650 and followed by the near IR spectrum extending Figure 7 illustrates the FTIR”
Bioactivity Behavior of Multicomponent (P2O5 –B2O3- SiO2-Na2O-CaF2) Glasses Doped with ZnO, CuO or Ag2O and their Glass-Ceramics DOI: 10.1007/s12633-020-00571-6
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