FTIR and Raman spectroscopy characterization of functional groups in various rank coals
Sign Up to like & getrecommendations! Published in 2017 at "Fuel"
DOI: 10.1016/j.fuel.2017.05.101
Abstract: Abstract Coals varying in rank from lignite to anthracite were comprehensively characterized with regard to chemical structure using FTIR and Raman spectroscopy. Structural parameters were determined from spectrum deconvolution, and correlations were established for these… read more here.
Keywords: structure; spectroscopy characterization; ftir raman; spectroscopy ... See more keywords
Vibrational, thermal and optical studies of 30TeO2-39.5B2O3-(30-x)ZnO-xLi2O-0.5 V2O5 (0 ≤ x ≤ 30 mol%) glass system
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Non-crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2021.120875
Abstract: Abstract A series of glasses with novel composition 30TeO2-39.5B2O3-(30-x)ZnO-xLi2O-0.5V2O5 (0 ≤ x ≤ 30 mol%) were prepared using melt quenching technique. All glasses were characterized using XRD, Fourier transform infrared (FTIR) and Raman spectroscopies, Differential… read more here.
Keywords: 5b2o3 zno; mol; ftir raman; 30teo2 5b2o3 ... See more keywords
Experimental FTIR and FT-Raman and theoretical studies on the molecular structures of monomer and dimer of 3-thiopheneacrylic acid
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Molecular Structure"
DOI: 10.1016/j.molstruc.2017.01.074
Abstract: Abstract This work presents an experimental and theoretical investigation on the properties of 3-thiopheneacrylic acid (3TAA) by using the FT-Raman and FT-IR spectra in the solid state. The structural, electronic, topological and vibrational properties of… read more here.
Keywords: theoretical studies; thiopheneacrylic acid; monomer dimer; raman theoretical ... See more keywords
Vibrational spectroscopic studies (FTIR and FT-Raman) and molecular dynamics analysis of industry inspired 3-amino-4-hydroxybenzene sulfonic acid
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Molecular Structure"
DOI: 10.1016/j.molstruc.2019.127579
Abstract: Abstract In the present study, structural properties of 3-amino-4-hydroxybenzene sulfonic acid (3A4HBSA) have been studied extensively utilizing Density Functional Theory (DFT) by employing three common functionals (B3LYP-D3BJ, M06–2X and APF-D). The FTIR and FT-Raman spectra… read more here.
Keywords: vibrational spectroscopic; amino hydroxybenzene; sulfonic acid; ftir raman ... See more keywords
FTIR and Raman study of rapid thermal annealing and oxidation effects on structural properties of silicon-rich Si x C 1-x thin films deposited by R.F co-sputtering
Sign Up to like & getrecommendations! Published in 2017 at "Vibrational Spectroscopy"
DOI: 10.1016/j.vibspec.2016.12.004
Abstract: Si-rich silicon carbide (SixC1-x) thin films have been deposited by Radio Frequency (RF) co-sputtering. These films were deposited from a composite target consisting of crystalline silicon fragments regularly distributed on the surface of a pure… read more here.
Keywords: thin films; structural properties; thermal annealing; films deposited ... See more keywords
Structural, vibrational (FTIR and FT-Raman), NMR, UV–vis spectral analysis, and DFT study of 2-(6-oxo-2-thioxotetrahydropyrimidin-4(1H)-ylidene) hydrazine carboxamide
Sign Up to like & getrecommendations! Published in 2017 at "Canadian Journal of Chemistry"
DOI: 10.1139/cjc-2016-0655
Abstract: Vibrational and spectral characterizations of 2-(6-oxo-2-thioxo tetrahydro pyrimidin-4(1h)-ylidene) hydrazine carboxamide (OTHHPYHC) were experimentally presented for the ground state using FTIR and FT-Raman and theoretically presented by density functional theory (DFT) using B3LYP correlation function with… read more here.
Keywords: hydrazine carboxamide; analysis; ftir raman; ylidene hydrazine ... See more keywords
The Role of the Preanalytical Step for Human Saliva Analysis via Vibrational Spectroscopy
Sign Up to like & getrecommendations! Published in 2023 at "Metabolites"
DOI: 10.3390/metabo13030393
Abstract: Saliva is an easily sampled matrix containing a variety of biochemical information, which can be correlated with the individual health status. The fast, straightforward analysis of saliva by vibrational (ATR-FTIR and Raman) spectroscopy is a… read more here.
Keywords: preanalytical step; step human; ftir raman; spectroscopy ... See more keywords
Structural Characterization of Co-Crystals of Chlordiazepoxide with p-Aminobenzoic Acid and Lorazepam with Nicotinamide by DSC, X-ray Diffraction, FTIR and Raman Spectroscopy
Sign Up to like & getrecommendations! Published in 2020 at "Pharmaceutics"
DOI: 10.3390/pharmaceutics12070648
Abstract: The low water solubility of benzodiazepines seriously affects their bioavailability and, in consequence, their biological activity. Since co-crystallization has been found to be a promising way to modify undesirable properties in active pharmaceutical ingredients, the… read more here.
Keywords: acid lorazepam; ray diffraction; aminobenzoic acid; diffraction ... See more keywords