نتایج جستجو برای: ft raman

تعداد نتایج: 54430  

2011
Jun Luo Tao Liu Yande Liu

Adulteration of edible vegetable oils is a very serious problem affecting its commercial value and customers’ health. FT-NIR and Confocal Micro-Raman have been explored for discriminating adulteration of sesame oils. The soybean, corn, and peanut oil were mixed into sesame oils in the range of 5~20%(v/v),respectively,and their Confocal Micro-Raman and FT-NIR spectra were collected. Principal co...

2017
K. Rajalakshmi

The Fourier transform infrared spectra (FT-IR) and Fourier transform Raman spectra (FT Raman) of The 1-Propyl 4-Piperidone have been recorded in the regions 4000-400, 4000-100 cm -1 . The ultraviolet spectra (UV) spectra of the title molecule in the region 800-200 cm -1 . Utilizing the observed FT-IR and FT Raman spectra data, a complete vibrational assignments and analysis of the fundamental m...

2017
B Revathi V Balachandran B Raja K Anitha

The FT-IR and FT-Raman spectra of p-hydroxy-N-(p-methoxy benzylidene) aniline have been recorded in the region 4000-400 cm and 3500-100 cm, respectively. The optimized molecular geometry, vibrational frequencies in ground state have been calculated using density functional B3LYP methods (DFT) with 6-31+G(d,p) and 6-311++G(d,p) basis sets. The observed FT-IR and FT-Raman vibrational frequencies ...

2014
G. Velraj T. Kavitha

In the present study 3-(2-Furyl) Propionicacid (C7H8O3) abbreviated as 32FPA which has biological applications had been investigated with Density functional theory calculations with Gaussian 03 software package. The FT-IR, FT-Raman, NMR spectra of the title compound was recorded and analyzed. The equilibrium geometry, bonding features and harmonic vibrational wave numbers were investigated with...

2016
S Jeyavijayan

The FTIR and FT-Raman spectra of 3-methyl-4-nitrophenol (MNP) have been recorded in the regions 4000-400 cm and 3500-50 cm, respectively. Utilizing the observed FTIR and FT-Raman data, a complete vibrational assignment and analysis of the fundamental modes of the compound have been carried out. The optimum molecular geometry, harmonic vibrational frequencies, infrared intensities and Raman scat...

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