Results 1 to 10 of about 1,064,226 (282)

Validation of the Developed Zero-Order Infrared Spectrophotometry Method for Qualitative and Quantitative Analyses of Tranexamic Acid in Marketed Tablets [PDF]

open access: goldMolecules, 2021
(1) Background: The functional groups present in tranexamic acid allow direct infrared detection analysis. This study aimed to develop, apply, and validate an infrared spectrophotometry method used for qualitative and quantitative analyses of tranexamic ...
Nerdy Nerdy   +5 more
doaj   +5 more sources

INFRARED SPECTROPHOTOMETRY OF ENTERIC BACTERIA [PDF]

open access: bronzeJournal of Bacteriology, 1953
Seymour Levine   +3 more
semanticscholar   +5 more sources

SOFIA Infrared Spectrophotometry of Comet C/2012 K1 (Pan-STARRS) [PDF]

open access: yes, 2015
We present pre-perihelion infrared 8 to 31 micron spectrophotometric and imaging observations of comet C/2012 K1 (Pan-STARRS), a dynamically new Oort Cloud comet, conducted with NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) facility ...
de Pater, Imke   +10 more
core   +2 more sources

Optical and infrared spectrophotometry of 18 Markarian galaxies [PDF]

open access: green, 1976
Slit spectra, spectrophotometric scans and infrared broad band observations are presented. Eight of the program galaxies can be classified as Seyfert galaxies.
G. Neugebauer   +3 more
openalex   +5 more sources

Clinical data on rare Sulfamethoxazole crystalluria assessed by Fourier transform infrared spectrophotometry [PDF]

open access: yesData in Brief, 2018
The data contained in this article are related to the article entitled “Case report: Uncommon Sulfamethoxazole Crystalluria” (Castiglione et al., 2018).
Vincent Castiglione   +2 more
doaj   +2 more sources

Spectrophotometry and Infrared Photometry of BL Lacertae [PDF]

open access: bronzeThe Astrophysical Journal, 1969
The absolute spectral-energy distribution of BL Lacertae from 0.315 to 2.2 μ indicates that the optical radiation might be a continuation of the observed radio synchrotron flux. The very steep slope of the spectral-energy distribution suggests that the object is not a quasi-stellar radio source.
J. B. Oke, G. Neugebauer, E. E. Becklin
openalex   +5 more sources

Correlation of functional and resting state connectivity of cerebral oxy-, deoxy-, and total hemoglobin concentration changes measured by near-infrared spectrophotometry. [PDF]

open access: yesJ Biomed Opt, 2011
The aim is to study cerebral vascular functional connectivity during motor tasks and resting state using multichannel frequency-domain near-infrared spectrophotometry.
U. Wolf   +6 more
semanticscholar   +2 more sources

Simultaneous determination of triglycerides and cholesterol esters in serum by infrared spectrophotometry

open access: hybridJournal of Lipid Research, 1964
With the use of a high-resolution grating infrared spectrophotometer, it is possible to analyze mixtures of cholesterol esters and triglycerides on the basis of the difference in their ester carbonyl absorption frequencies.
N. K. Freeman
openalex   +3 more sources

Localized irregularities in hemoglobin flow and oxygenation in calf muscle in patients with peripheral vascular disease detected with near-infrared spectrophotometry [PDF]

open access: bronzeJournal of Vascular Surgery, 2003
PURPOSE Near-infrared spectrophotometry is used to measure flow, concentration, and oxygenation of hemoglobin in arterioles, capillaries, and venules several centimeters deep in tissue.
Ursula Wolf   +11 more
openalex   +2 more sources

Comparison of three methods to measure absolute cerebral hemoglobin concentration in neonates by near-infrared spectrophotometry [PDF]

open access: bronzeJournal of Biomedical Optics, 2002
Three methods by which to determine absolute total cerebral hemoglobin concentration (tHb in micromol/L) by near-infrared spectrophotometry (NIRS) have evolved: (1) tHbo, requiring oxygenation changes and arterial oxygen saturation measurements as a ...
Martin Wolf   +5 more
openalex   +2 more sources

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