Reflectance spectroscopy
Sensing of Moisture Content of In Shell Peanuts by NIR Reflectance Spectroscopy
... NIR reflectance spectroscopy could be a useful tool for the analysis of moisture concentration of in-shell peanuts that requires minimal sample preparation. The calibra- tions were obtained using partial ...
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Real-time process monitoring by P-polarized reflectance spectroscopy and closed-loop control of vapor phase epitaxy
... Real-time optical characterization of thin film inherits the challenge of relating macroscopic optical signatures to microscopic surface chemistry processes that drive the growth process, to growth/film properties, such ...
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Determination of soil physicochemical attributes in farming sites through visible, near-infrared diffuse reflectance spectroscopy and PLSR modeling
... Results: The spectra of agglomerated farming soils were acquired by the Analytical Spectral Device (ASD) Field spec 4 spectroradiometer. The soil spectra of the VNIR region were preprocessed to get pure spectra which ...
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DISCRIMINATION OF TRANSGENIC COTTON SEED USING VISIBLE AND NEAR- INFRARED DIFFUSE REFLECTANCE SPECTROSCOPY (NIRS)
... NIR spectroscopy (Roussel et al. 2001). Vis/NIR diffuse reflectance spectroscopy combined with multivariate analysis were used to differentiate 70 transgenic tomatoes and 94 of their ...Vis/NIR ...
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Nutritional Evaluation of Commercial Broiler Feeds by Using Near Infrared Reflectance Spectroscopy
... Conzen JP, 2003. Multivariate calibration. A practical guide for developing methods in the quantitative analytical chemistry. 1 st English edition, translated from the 3 rd German edition. Bruker Optick, GmbH. Holechek ...
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Rapid Determination of Calcium in Milk and Water Samples by Reflectance Spectroscopy
... Reflectance spectroscopy (RS) can be used as a rapid and sensitive method for the quantitative determination of low amounts of ...of reflectance spectra before and after reaction with the analyte ...
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Prediction of wheat milling characteristics by near infrared reflectance spectroscopy
... OSBORNE (1984) investigated NIR for predict- ing SDS sedimentation volume as a measurement of protein quality and concluded that there was no significant correlation with the NIR spectral data when the contribution of ...
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Identification of maize seed varieties based on near infrared reflectance spectroscopy and chemometrics
... near-infrared reflectance spectroscopy (NIRS) and ...The reflectance spectra of maize seeds were collected by two modes (bulk kernels mode and single kernel ...
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A new technique using FT IR micro reflectance spectroscopy for measurement of water concentrations in melt inclusions
... micro-reflectance spectroscopy was proposed as an efficient method to determine water con- centrations in volcanic glasses because of its great ad- vantage in regards to sample preparation, ...the ...
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Characterization of asteroid analogues by means of emission and reflectance spectroscopy in the 1 to 100 µm spectral range
... and reflectance measurements for montmorillonite; left panel shows emissivity in vacuum and under purging, compared with 1-R in the NIR-MIR; right panel shows emissivity in vacuum compared with 1-R in the ...
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On the reflectance spectroscopy of snow
... snow reflectance or snow albedo measurements in the visible and near-infrared regions of the electromagnetic spec- trum, where snow single-scattering albedo is close to ...spectral reflectance measurements ...
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Diffuse reflectance spectroscopy accurately quantifies various degrees of liver steatosis in murine models of fatty liver disease
... During the clinical donation procedure, it is neces- sary to distinguish between mild (0–30 %) and moder- ate/severe macrovesicular (>30 %) graft steatosis. As already described, transplantation of moderate/severe ...
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Seeing red: towards an improved protocol for the identification of madder- and cochineal-based pigments by fiber optics reflectance spectroscopy (FORS)
... tance spectroscopy (FORS), due to its portability and ability to perform non-invasive, in situ analyses, has been increasingly used for the study of organic red pigments in works of ...
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Visible and near infrared reflectance spectroscopy for field-scale assessment of Stagnosols properties
... spectral reflectance-based strategy to assist soil survey and found that SOM, total iron, and mineralogy were the most important attributes influencing reflectance intensity, and allowed char- acterization ...
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Polarized IR reflectance spectroscopy methods for the orientation of monoclinic single crystals: Tutton salts as a case example
... Many properties can be obtained from the polarized IR investigation of single crystals with symmetry lower than cubic. A complete data on the vibrational, optical and dielectric crystal prop- erties can be acquired this ...
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Large-Area Layer Counting of Two-Dimensional Materials Evaluating the Wavelength Shift in Visible-Reflectance Spectroscopy
... (a) HAADF STEM micrograph,(b) SAED pattern from sample G6/8, (c) and (d) overview and individual positions of the layer stack investigated by HRTEM of a FIB cro[r] ...
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Determination of the factors governing soil erodibility using hyperspectral visible and near-infrared reflectance spectroscopy
... imaging spectroscopy data including MODIS/ASTER Airborne Simulator (MASTER) instrument, airborne Portable Remote Imaging Spectrometer (PRISM) (Mouroulis et ...
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Optical Nerve Detection by Diffuse Reflectance Spectroscopy for Feedback Controlled Oral and Maxillofacial Laser Surgery
... For a sufficient implementation of this tissue differen- tiation technique in a closed loop system to control laser ablation in surgery, the computational time required for analyzing the reflectance spectra is ...
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Analysis of Various Quality Attributes of Sunflower and Soybean Plants by Near Infrared Reflectance Spectroscopy: Development and Validation Calibration Models
... Near-infrared Reflectance Spectroscopic (NIRS) analysis for 27 different forage quality parameters of organically grown sunflower and soybean leaves or reproductive ...
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Analysis of trace elements in forages by near infrared reflectance spectroscopy
... Tall fescue, crested wheatgrass, and alfalfa samples were used to quantify the relationship between traditional chem- ical and NIRS determinations of elemental concentrations.. The histo[r] ...
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