Results 21 to 30 of about 80,097 (310)

Monitoring real time polymorphic transformation of sulfanilamide by diffuse reflectance visible spectroscopy [PDF]

open access: yes, 2016
This study investigated the development of a novel approach to surface characterisation of drug polymorphism and the extension of the capabilities of this method to perform ‘real time’ in situ measurements.
Mitchell, John C.   +11 more
core   +1 more source

Near Infrared Reflectance Spectroscopy (NIRS) Determination of Isoflavone Contents for Selected Soybean Accessions [PDF]

open access: yes, 2012
Soybean isoflavones are of considerable interest in relation to their possible health effects in human diets. The rapid and economical determination of soybean isoflavone concentrations is essential for the investigation and development of soybean health
I. C. Baianu   +3 more
core   +2 more sources

The use of near infrared (NIR) spectroscopy to improve soil mapping at the farm scale [PDF]

open access: yes, 2008
The creation of fine resolution soil maps is hampered by the increasing costs associated with conventional laboratory analyses of soil. In this study, near infrared (NIR) reflectance spectroscopy was used to reduce the number of conventional soil ...
Söderström, Mats   +2 more
core   +1 more source

Assessing the amount of the anatase and rutile phases of TiO2 by optical reflectance measurements

open access: yesResults in Physics, 2021
The anatase (A) and rutile (R) phases of a series of titanium dioxide (TiO2) samples were investigated by optical diffuse reflectance spectroscopy. The samples consisted of commercial A and R high-purity TiO2 powders mixed together according to the Rmass/
A.R. Zanatta
doaj   +1 more source

Selection Models for the Internal Quality of Fruit, based on Time Domain Laser Reflectance Spectroscopy [PDF]

open access: yes, 2004
Time domain laser reflectance spectroscopy (TRS) was applied for the first time to evaluate internal fruit quality. This technique, known in medicine-related knowledge areas, has not been used before in agricultural or food research.
Torricelli, Alessandro   +13 more
core   +2 more sources

Epoxidation of alkenes using immobilized vanadyl Schiff base complex on montmorillonite as an efficient recyclable heterogeneous catalyst with tert-butyl hydroperoxide [PDF]

open access: yesشیمی کاربردی روز, 2016
Oxovanadium(IV) Schiff base complex of N,N′-bis(5-[(triphenylphosphoniumchloride)-methyl-salicylidinenaphthal-diamine)] was synthesized, characterized and immobilized on sodium montmorillonite as a heterogeneous catalyst.
Abolfazl Bezaatpour   +1 more
doaj   +1 more source

Milk Nitrogenous Components as Measured by Near Infrared Spectroscopy-study on the repeatability for Predicting Different Population Samples [PDF]

open access: yes, 1999
The study on the use of near infrared reflectance spectroscopy (NIRS) analysis for measuring milk nitrogenous components (crude protein, true protein, casein and milk urea nitrogen (MUN)) was carried out using one hundred seventy milk samples collected ...
Agung PURNOMOADI   +17 more
core   +1 more source

Supplemental Material - Multi-Reflectance-Spectroscopy, Part I: Theory and Calculations Using Simulated Milk Samples [PDF]

open access: yes, 2022
Supplemental Material for Multi-Reflectance-Spectroscopy, Part I: Theory and Calculations Using Simulated Milk Samples by Henry Mittenzwey, Klaus-Henrik Mittenzwey, Gert Sinn, Sebastian Boldt, and Dietmar Lerche in Applied ...
Klaus-Henrik Mittenzwey (13917488)   +4 more
core   +1 more source

Reflectance Spectroscopy in Geology and Soil Sciences: Literature Review

open access: yesQuaestiones Geographicae, 2022
This article presents a literature review of studies utilising reflectance spectroscopy in geological research. We describe a variety of available spectral libraries together with providing examples of spectral reflectance diagrams, and explain the basic
Badura Ireneusz, Dąbski Maciej
doaj   +1 more source

Towards spatial assessment of carbon sequestration in peatlands: spectroscopy based estimation of fractional cover of three plant functional types [PDF]

open access: yes, 2008
Peatlands accumulated large carbon (C) stocks as peat in historical times. Currently however, many peatlands are on the verge of becoming sources with their C sequestration function becoming sensitive to environmental changes such as increases in ...
G. Schaepman-Strub   +17 more
core   +1 more source

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