Results 21 to 30 of about 1,424,346 (294)

Reflectance Spectroscopy [PDF]

open access: yesGastrointestinal Endoscopy Clinics of North America, 2009
Reflectance spectroscopy is an emerging technology which provides rapid and safe evaluation of tissue for dysplasia and ischemia. The probe-based devices can be passed through most endoscopes. Current applications include detection of dysplasia in Barrett's esophagus, colitis, and colon polyps.
Michael B, Wallace   +3 more
openaire   +2 more sources

Two Methods of Near Infrared Reflectance Spectroscopy for Determining the Digestibility and Energy Value of Feeds [PDF]

open access: yes, 1997
Two groups of rations with known in vivo digestibility and energy values were used in this study. These rations were composed of Italian ryegrass only (lRO. n = 45), and combination of Italian ryegrass and concentrates (lRC, n = 58).
Agung PURNOMOADI   +11 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   +2 more sources

Near infrared reflectance spectroscopy compared with soil clay and organic matter content for estimating within-field variation in N uptake in cereals [PDF]

open access: yes, 2008
Adjusting fertiliser applications to within-field variations in nitrogen (N) mineralisation during the growing season can increase yields, improve crop quality, reduce costs and decrease nutrient losses to the environment. Predicting such variations at a
Stenberg, Bo   +2 more
core   +1 more source

Application of Near Infrared Reflectance Spectroscopy to Predict Fecal Composition and Its Use for Digestibility Estimation [PDF]

open access: yes, 1996
Two experiments were carried out to investigate the applicability of near infrared reflectance spectroscopy (NIRS) to predict the chemical composition of feces. and thereby to estimate digestibility based on a lignin indicator method.
Agung PURNOMOADI   +11 more
core   +2 more sources

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

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   +2 more sources

Analysis of petroleum-contaminated soils by diffuse reflectance spectroscopy and sequential ultrasonic solvent extraction-gas chromatography [PDF]

open access: yes, 2014
In this study, we demonstrate that partial least-squares regression analysis with full cross-validation of spectral reflectance data estimates the amount of polycyclic aromatic hydrocarbons in petroleumcontaminated tropical rainforest soils.
Mouazen, Abdul Mounem   +2 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   +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   +1 more source

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