Spectroscopy Fourier Transform Infrared
Synthesis and Characterization of Co-Doped SnO2/TiO2 Semiconductor Nano Crystallites Via Sol-Gel Method
... Raman spectroscopy, Fourier transform infrared spectroscopy (FTIR), Thermal gravimetric analysis (TGA), field emission scanning electron microscopy (FESEM) and energy dispersive X-ray ...
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INFLUENCE OF REACTION TIME ON THE STRUCTURE OF POLYANILINE SYNTHESIZED ON A PRE-PILOT SCALE
... Abstract – The aim of this work is to follow the structural variations of polyaniline (PAni) obtained by chemical oxidation on a pre-pilot scale, with different reaction times. Synthesis of PAni is well known, but when ...
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Fourier transform infrared (FT-IR) spectroscopy as a possible rapid tool to evaluate abiotic effects on pinneapple by-products
... mid-infrared spectroscopy to study the impact of abiotic stresses on the amount of bioactive compounds, wounded samples without thermal treatment, control samples, were analyzed for total phenolic compounds ...
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J. Braz. Chem. Soc. vol.19 número8
... X-ray spectroscopy, optical microscopy, X-ray diffraction and Fourier transform infrared spectroscopy were the techniques used in this work to analyze the ...
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Mixed fermentation with Metschnikowia pulcherrima using different grape varieties
... Two Way ANOVA to evaluate Metschnikowia pulcherrima effect in wine physicochemical parameters using Fourier transform infrared spectroscopy (FTIR) of the red wines assayed in duplicate ([r] ...
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Análise da saliva de pacientes com ardência bucal por espectroscopia de Fourier Transform Infrared (FT-IR)
... a Fourier Transform Infrared (FT-IR) spectroscopy, which has been used to identify patterns of molecular changes through vibrational ...FT-IR spectroscopy saliva samples from 14 ...
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Ana Carolina Ferreira1 , Milton Faria Diniz2 and Elizabeth da Costa Mattos 1,2
... using Fourier transform infrared spectroscopy (FT-IR) under the qualitative aspect for characterization of polymer blends, often a simple identification of each one of the existing polymers in ...
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Estudo de Metodologia para Quantificação do Polímero SBS no Asfalto Utilizando a Espectrometria de Infravermelho por Transformada de Fourier Study of Methodology for Measurement of Polymer SBS on Asphalt Using Fourier Transform Infrared Spectroscopy
... de Fourier e ferramentas quimiométricas, o que possibilitaria aos órgãos fiscalizadores verificarem um parâmetro que altera o custo de uma obra e hoje não existe na especificação brasileira nenhum ensaio com este ...
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Rev. Esc. Minas vol.64 número1
... The phosphated samples were heat- treated and analyzed again using the same Fourier transform infrared spectroscopy technique. The objective of the heat treat- ment was to verify the changes, ...
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Analytical analysis of Roman amphorae
... Fourier transform infrared spectroscopy (FT–IR) and gas chromatography coupled with mass spectrometry (GC–MS) were used in order to analyse organic resinous materials from the interior ...
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J. Braz. Chem. Soc. vol.27 número8
... and Fourier transform infrared spectroscopy (GC-FTIR), as well as dimethyl disulfide (DMDS) derivatization and hydrogenation, suggested the target compound to be ...
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Braz. J. Phys. vol.39 número1A
... near infrared photoacoustic spectroscopy and Fourier transform infrared spectroscopy of adsorbed carbon ...near infrared photoacoustic spectroscopy is a powerful ...
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EFEITO DA GASTROSTOMIA NA SAÚDE ORAL E NA COMPOSIÇÃO SALIVAR DE CRIANÇAS COM PARALISIA CEREBRAL
... Introduction: Non-progressive chronic childhood encephalopathy, also called cerebral palsy (CP), is a consequence of a brain injury that occurred during the prenatal, perinatal or postnatal period, causing sensory and / ...
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Structural Analysis Of Alfa Fibers After Chemical Treatment
... the Fourier transform infrared spectroscopy by attenuated total reflection (FTIR-ATR) and X-ray diffraction (XRD) were used for the analysis of the chemical properties of these fibers which ...
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The effect of UV radiation on DNA in the presence of
... When designing drugs to treat diseases like cancer, which is characterized by an abnor- mal cellular growth, targeting the DNA seems logical in order to regulate cell functions. One possible way is to find molecules that ...
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An evaluation of IASI-NH<sub>3</sub> with ground-based Fourier transform infrared spectroscopy measurements
... for Fourier transform infrared spec- troscopy (FTIR) instruments to obtain remotely sensed mea- surements of NH 3 and demonstrated the retrieval ...
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Detection of counterfeit Durateston using Fourier transform infrared spectroscopy and partial least squares : discriminant analysis
... the infrared spectra to detected different clusters, corresponding to original samples and different types of ...the infrared technique, the proposed method is fast, reliable and suitable to replace GC-MS ...
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A Fourier transform infrared trace gas and isotope analyser for atmospheric applications
... Fourier Transform InfraRed (FTIR) spectroscopy offers an alternative infrared optical technique to laser ...broadband infrared radiation from a blackbody light source that covers ...
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Fourier Transform Infrared Spectroscopy (FTIR) for MUN analysis in normal and adulterated Milk
... O objetivo deste estudo foi realizar a avaliação do CombiScope™ FTIR (Delta Instruments), um equipamento baseado na espectroscopia de infravermelho por metodologia em Transformada Fourier (FTIR) para a avaliação ...
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Chlorococcalean microalgae Ankistrodesmus convolutes biodiesel characterization with Fourier transform-infrared spectroscopy and gas chromatography mass spectroscopy techniques
... The Fourier Transform-Infrared Spectroscopy is the standard method to study the functional group of both reactant and product obtained. The IR Spectrum Ankistrodesmus convolutes oil and ...
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