What absorbs at 3418 cm⁻¹ in an FTIR spectrum?
A band near 3418 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
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Hydroxyl (O-H) | 6 | 6 | 0.95 |
| Water (H2O) | 2 | 2 | 1.0 |
रैंकिंग संचित साहित्य साक्ष्य को दर्शाती है, एक एकल आधिकारिक नियम नहीं। हमेशा अपने नमूना संदर्भ के खिलाफ पुष्टि करें।
इन असाइनमेंट के पीछे का साहित्य
-
Water (H2O) विश्वास 1.0
“The characteristic bands around 3418 are attributed to the presence of a small amount of water in the dried gel of YFeO 3.”
Asif 等 - 2021 - Evolution of structure and improvement in dielectr DOI: 10.1016/j.ceramint.2020.11.005 -
Water (H2O) विश्वास 1.0
“explicit assignment”
Mino 等 - 2012 - Particles Morphology and Surface Properties As Inv DOI: 10.1021/jp303942h -
Hydroxyl (O-H) विश्वास 0.95
“Explicit assignment: 'broad band centered at 3418 is due to the stretching vibration of the adsorbed water hydroxyl group (O-H) and the surface hydroxyl group'”
Xiang 等 - 2023 - Preparation of aluminium-hydroxide-modified diatom DOI: 10.1038/s41598-023-30901-8 -
Hydroxyl (O-H) विश्वास 0.9
“Stretching vibration of O-H groups”
Ma 等 - 2020 - Extraction of Low Methoxyl Pectin from Fresh Sunfl DOI: 10.1021/acsomega.0c00928 -
विश्वास 0.9
“Explicit assignment in text.”
Majumdar 和 Kar - 2023 - Biosynthesis, characterization and anthelmintic ac DOI: 10.1038/s41598-023-34221-9 -
Hydroxyl (O-H) विश्वास 0.9
“unperturbed ν(OH) modes of water”
Mino 等 - 2013 - Rutile Surface Properties Beyond the Single Crysta DOI: 10.1021/jp401916q -
Hydroxyl (O-H) विश्वास 0.9
“characteristic absorption peak of -OH stretching vibration in control group”
Wang 等 - 2022 - Effects of High Hydrostatic Pressure Pretreatment DOI: 10.3390/foods11010029 -
Hydroxyl (O-H) विश्वास 0.8
“Peak moved after liquefaction, more O-H exposed”
Jin 等 - 2021 - Preparation of Microspheres and Microfiber Membran DOI: 10.1002/app.39967
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