Results 31 to 40 of about 155,791 (235)

Method for collection and determination of 14CO2 for in vitro metabolic studies

open access: yesJournal of Lipid Research, 1966
A metabolic flask is described which allows for the rapid and periodic collection of 14CO2 in a liquid scintillation counting vial.
Thomas M. Saba, N.R. Di Luzio
doaj   +1 more source

Massive liquid Ar and Xe detectors for direct Dark Matter searches

open access: yes, 2012
A novel experiment for direct searches of the Dark Matter with liquid argon double-phase chamber with a mass of liquid Ar up to several hundred tons is proposed.
A. S. Barabash   +15 more
core   +1 more source

Simple scraper for thin-layer chromatograms

open access: yesJournal of Lipid Research, 1969
A simple scraper for rapid and quantitative transfer of zones on thin-layer chromatograms to liquid scintillation counting vials is described.
Sören Björkerud
doaj   +1 more source

Controlling 3D Contractility via Engineered Fibrous Hydrogel Composites

open access: yesAdvanced Functional Materials, EarlyView.
A tunable composite contractile assembly (CCA) is developed that can permit or resist contraction without changing cell‐adhesion and density, unlike collagen whose inherent coupling of these ECM cues limits its use as a platform in contractility studies.
Karen L. Xu   +7 more
wiley   +1 more source

Calibration of liquid argon and neon detectors with $^{83}Kr^m$

open access: yes, 2009
We report results from tests of $^{83}$Kr$^{\mathrm{m}}$, as a calibration source in liquid argon and liquid neon. $^{83}$Kr$^{\mathrm{m}}$ atoms are produced in the decay of $^{83}$Rb, and a clear $^{83}$Kr$^{\mathrm{m}}$ scintillation peak at 41.5 keV ...
Cahn, S. B.   +6 more
core   +1 more source

Multipurpose Transparent Nanocomposites for Gamma Spectroscopy, Pulse Shape Discrimination, Thermal Neutron Detection, Radiation Shielding, and High Refractive Index Applications

open access: yesAdvanced Functional Materials, EarlyView.
Materials exist that are useful for gamma scintillation, radiation shielding, neutron‐gamma pulse shape discrimination (PSD), thermal neutron detection, or high refractive index applications. While certain materials have exhibited optimal performance for each of these applications, none achieve multiple functions.
Isabelle Winardi   +13 more
wiley   +1 more source

Rapid assay of labeled free fatty acids in mixtures of labeled lipids

open access: yesJournal of Lipid Research, 1968
The fatty acids in lipid mixtures are adsorbed on dehydrated hydroxy-charged ion exchange resin, the other lipids are removed by washing with solvent, and the adsorbed fatty acids are released with quaternary ammonium base for counting. All manipulations
Thomas F. Helley
doaj   +1 more source

Separation and degradation detection of nanogram-per-litre concentrations of radiolabelled steroid hormones using combined liquid chromatography and flow scintillation analysis

open access: yesScientific Reports, 2020
Detection of micropollutants such as steroid hormones occurring in the aquatic environment at concentrations between ng/L and µg/L remains a major challenge, in particular when treatment efficiency is to be evaluated.
Roman Lyubimenko   +3 more
doaj   +1 more source

Direct comparison of PEN and TPB wavelength shifters in a liquid argon detector

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
A large number of particle detectors employ liquid argon as their target material owing to its high scintillation yield and its ability to drift ionization charge over large distances.
M. G. Boulay   +28 more
doaj   +1 more source

Tritium radioactivity estimation in cement mortar by heat-extraction and liquid scintillation counting

open access: yesNuclear Engineering and Technology, 2021
Tritium extraction from radioactively contaminated cement mortar samples was performed using heating and liquid scintillation counting methods. Tritiated water molecules (HTO) can be present in contaminated water along with water molecules (H2O).
Ki Joon Kang   +2 more
doaj   +1 more source

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