total reflectance
ESTIMATION OF ANTIOXIDANT ACTIVITY OF DIFFERENT MIXED HERBAL INFUSIONS USING ATTENUATED TOTAL REFLECTANCE FOURIER TRANSFORM INFRARED SPECTROSCOPY AND CHEMOMETRICS
... attenuated total reflectance (ATR)-FTIR spectroscopy is an interesting technique that is increasingly used in recent years (Karoui et ...the total antioxidant capacity of red wine samples (Versari et ...
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Fourier-transform infrared spectroscopy/attenuated total reflectance analysis for the degree of conversion and shear bond strength of Transbond XT adhesive system
... attenuated total reflectance (ATR) is more versatile than transmission FTIR because it eliminates the need of KBr (NaCl) plates, sectioning of thin wafers, or cure of the mate- rial in a thin film form, ...
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Phytochemical screening, antioxidant activity and characterization of polyherbal extract by attenuated total reflectance and gas chromatography-mass spectrometry
... attenuated total reflectance (ATR) and gas chromatography-mass spectrometry (GC-MS) ...Organization. Total phenolic and total flavonoid content was done for the assessment of the antioxidant ...
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The Application of Single-Pass Attenuated Total Reflectance Fourier-Transform Infrared Spectroscopy for Protein Analysis
... attenuated total reflectance (ATR) FT-IR spectroscopy for the rapid determination of protein secondary structure (8-10) Despite all the advances made by researchers, there are no such secondary structure ...
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Assessment of historical polymers using attenuated total reflectance-Fourier transform infra-red spectroscopy with principal component analysis
... Heritage Science 2013, 1:28 http://www.heritagesciencejournal.com/content/1/1/28 Page 4 of 10 Table 1 Polymers selected for analysis in this study Sample Source Object Description Polyst[r] ...
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Chemometric discrimination of bleached and dyed human scalp hair using attenuated total reflectance infrared spectrocopy
... Analysis of internal structure changes in black human hair keratin fibers resulting from bleaching treatments using Raman spectroscopy.. Internal structure changes in bleached black hu[r] ...
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Reagent Free Identification of Clinical Yeasts by Use of Attenuated Total Reflectance Fourier Transform Infrared Spectroscopy
... While infrared spectra of microorganisms are commonly acquired in the conven- tional transmission mode, sample preparation can be greatly simplified by using the attenuated total reflectance (ATR) mode of spectral ...
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Botanical Trash Mixtures Analyzed with Near-Infrared and Attenuated Total Reflectance Fourier Transform Spectroscopy and Thermogravimetric Analysis
... the background and samples. Powder-sized binary trash mixtures having a composition of 50:50 by weight in the absence and presence of cotton were prepared, with the binary mixture sample size being 10 mg in total ...
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Identification of cellulosic fibres by FTIR spectroscopy: Thread and single fibre analysis by attenuated total reflectance
... Six species of fibre were considered in the study, chosen to represent the types of fibre typically encountered in textile artefacts: cotton a seed fibre; flax, hemp, jute and ramie bast[r] ...
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Probing the guided modes of a 2D photonic crystal slab using attenuated total reflectance
... As described in chapter 1 and 2, guided modes in the mid-infrared (MIR) spectral range, with photon energies less than half the electronic band gap of silicon, are of special interest for future non-linear optical ...
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Highly Stretchable Micro/Nano Wrinkle Structures for Infrared Stealth Application
... the total reflectance of triangular wrinkle structures at broadband wavelength increased as a func- tion of the strain ...broadband reflectance within the short- to long-wavelength infrared ...
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Journal of Materials Physics and Chemistry
... Attenuated Total Reflectance Fourier Transform Infrared (ATR– FTIR) Spectroscopy, Micro–Attenuated Total Reflectance Fourier Transform Infrared (Micro–ATR–FTIR) Spectroscopy, Macro– Attenuated ...
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Journal of Applied Pharmaceutical Science
... attenuated total reflectance (ATR) to differentiate these samples were studied using methanol and water extracts which were preliminarily screened using HPTLC with vitexin and isovitexin being used as ...
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Detection of adulteration in freshly squeezed orange juice by electronic nose and infrared spectroscopy
... attenuated total reflectance-Fourier transform infrared spectroscopy (ATR-FTIR) as rapid tools for detection of orange juice adulteration has been preliminarily investigated and ...
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Fast quantitative determination of microbial rhamnolipids from cultivation broths by ATR-FTIR Spectroscopy
... Attenuated Total Reflectance (ATR) Fourier transform infrared spectra were collected with a bench-top spec- trometer (Tensor 27, Bruker Optics GmbH, Ettlingen, Ger- many) equipped with a liquid nitrogen ...
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Investigation of changes in thickness and reflectivity from layered retinal structures of healthy and diabetic eyes with optical coherence tomography
... both total reflectance including average values of reflectivity normalized to the maximum value within the whole retina (RIR) and reflectivity with normaliza- tion to the RPE reflectance ...
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Chemical Structure And Glass Transition Temperature Of Ricinodendron Heudelotii Wood For Its Pulp Production Potential
... Abstract: The chemical structure and glass transition temperature of Ricinodendron heudelotii wood were studied using Attenuated total reflectance Fourier transform infrared (FTIR) spectroscopy and dynamic ...
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Interactive association between processing induced molecular structure changes and nutrient delivery on a molecular basis, revealed by cutting-edge vibrational biomolecular spectroscopy
... Vibrational spectroscopies such as Fourier transform infrared spectroscopy with attenuated total reflectance (ATR-FT/IR) is capable to detect the molecular structure of biomaterials. The ATR-FT/IR ...
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DETERMINATION OF THE OXIDATIVE STABILITY OF BIODIESEL AND OILS BY ATR-FTIR SPECTROSCOPY AND MULTIVARIATE CALIBRATION .
... Attenuated Total Reflectance (ATR) in conjunction with Fourier transforms infrared spectroscopy (FTIR) for determination of oxidation stability of vegetable oils and biodiesel through PLS models correlating ...
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ATR FTIR chemometrics for biological samples : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Nanoscience at Massey University, Manawatū, New Zealand
... Abstract: This project has used the analytical infrared reflectance technique of Attenuated Total Reflectance Fourier Transform Infrared ATR-FTIR spectroscopy, for the prediction of chem[r] ...
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