Attenuated total reflectance
ESTIMATION OF ANTIOXIDANT ACTIVITY OF DIFFERENT MIXED HERBAL INFUSIONS USING ATTENUATED TOTAL REFLECTANCE FOURIER TRANSFORM INFRARED SPECTROSCOPY AND CHEMOMETRICS
... The 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 ...
7
Authenticity Determination of Greek-Cretan Mono-Varietal White and Red Wines Based on their Phenolic Content Using Attenuated Total Reflectance Fourier Transform Infrared Spectroscopy and Chemometrics
... The assessment of wine authenticity is a critical issue that has gained a lot of interest internationally. A simple and fast method was developed for the varietal classification of Greek wines according to grape cultivar ...
9
Phytochemical screening, antioxidant activity and characterization of polyherbal extract by attenuated total reflectance and gas chromatography-mass spectrometry
... by 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 ...
9
The Application of Single-Pass Attenuated Total Reflectance Fourier-Transform Infrared Spectroscopy for Protein Analysis
... The interpretation of genetic data is dependent upon the ability to establish the structure and function of a vast number of proteins known only by their primary sequence. Large scale screening of proteins to identify ...
288
Fourier-transform infrared spectroscopy/attenuated total reflectance analysis for the degree of conversion and shear bond strength of Transbond XT adhesive system
... FTIR/ 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 ...
6
Probing the guided modes of a 2D photonic crystal slab using attenuated total reflectance
... in reflectance for longer ...minimum reflectance near the end of the OPO tuning range, we estimate that the feature has a FWHM bandwidth of at least 4 ...
54
Botanical Trash Mixtures Analyzed with Near-Infrared and Attenuated Total Reflectance Fourier Transform Spectroscopy and Thermogravimetric Analysis
... about the functional groups in a sample. Recently, attenuated total reflection (ATR) FT-IR accessories have been used widely. The ATR accessory greatly simplifies or removes sample preparation compared to ...
10
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] ...
10
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 ...
7
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] ...
31
Monitoring of an esterification reaction by on-line direct liquid sampling mass spectrometry and in-line mid infrared spectrometry with an attenuated total reflectance probe
... In the 35 initial few minutes of the reaction the profiles for butyl acetate derived from on-line direct 36 liquid sampling mass spectrometry DLSMS differed from those of in-line MIR 37 [r] ...
33
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] ...
15
Infrared absorbance spectroscopy of aqueous proteins : comparison of transmission and ATR data collection and analysis for secondary structure fitting
... Attenuated total reflectance IR spectra of hemoglobin (10 mg/mL), concanavalin A (10 mg/mL), lysozyme (10 mg/mL), and water were collected using a Jasco FT/ IR ‐ 4700 with triglycine sulfate (TGS) ...
9
Journal of Materials Physics and Chemistry
... Spectroscopy, Attenuated Total Reflectance Fourier Transform Infrared (ATR– FTIR) Spectroscopy, Micro–Attenuated Total Reflectance Fourier Transform Infrared (Micro–ATR–FTIR) ...
17
Detection of adulteration in freshly squeezed orange juice by electronic nose and infrared spectroscopy
... and attenuated total reflectance-Fourier transform infrared spectroscopy (ATR-FTIR) as rapid tools for detection of orange juice adulteration has been preliminarily investigated and ...
9
Chemical Structure And Glass Transition Temperature Of Ricinodendron Heudelotii Wood For Its Pulp Production Potential
... preparation. Attenuated total reflectance Fourier transform infrared (FTIR) spectroscopy was used to determine the chemical structure (compositional analysis) of ...
5
Journal of Applied Pharmaceutical Science
... of 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 ...
7
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
... infrared reflectance technique of Attenuated Total Reflectance Fourier Transform Infrared (ATR-FTIR) spectroscopy, for the prediction of chemical components in a range of biological ...
253
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 ...
16
DETERMINATION OF THE OXIDATIVE STABILITY OF BIODIESEL AND OILS BY ATR-FTIR SPECTROSCOPY AND MULTIVARIATE CALIBRATION .
... of 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 ...
7