Results 11 to 20 of about 1,458,589 (326)

Liquid scintillation counting at the limit of detection in biogeosciences [PDF]

open access: yesFrontiers in Microbiology, 2023
Liquid scintillation is widely used to quantify the activity of radioisotopes. We present an overview of the technique and its application to biogeosciences, particularly for turnover rate measurements.
Florian Schubert, Jens Kallmeyer
doaj   +3 more sources

Simultaneous determination of gross alpha/beta activities in water by liquid scintillation counting and its applications in the environmental monitoring. [PDF]

open access: yesSci Rep, 2022
Based on the standards of ISO11704-2018 and ASTM D7283-17, a method for simultaneous determination of gross alpha and gross beta activity concentrations in water by liquid scintillation counting (LSC) was established, which can be applied to various ...
Li X   +6 more
europepmc   +2 more sources

Time-domain based evaluation of detection efficiency in liquid scintillation counting [PDF]

open access: yesScientific Reports, 2021
This work explores the distribution of time intervals between signals from the photomultiplier tubes (PMTs) of a liquid scintillation counting (LSC) system when a scintillation burst caused by an ionizing particle is detected. This distribution is termed
Krasimir Mitev   +3 more
doaj   +2 more sources

Comparison of the efficacy of biodegradable and non-biodegradable scintillation liquids on the counting of tritium- and [14C]-labeled compounds [PDF]

open access: goldBrazilian Journal of Medical and Biological Research, 2003
The widespread use of ³H and 14C in research has generated a large volume of waste mixed with scintillation liquid, requiring an effective control and appropriate storage of liquid radioactive waste.
Medeiros R.B.   +2 more
doaj   +2 more sources

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

open access: diamondNuclear 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   +2 more sources

Primary standardization of <sup>224</sup>Ra activity by liquid scintillation counting. [PDF]

open access: greenAppl Radiat Isot, 2020
Napoli E   +7 more
europepmc   +3 more sources

An energy-resolving photon-counting X-ray detector for computed tomography combining silicon-photomultiplier arrays and scintillation crystals [PDF]

open access: yesCommunications Engineering
X-ray photon-counting computed tomography (PCCT) has garnered considerable interest owing to its low-dose administration, high-quality imaging, and material decomposition characteristics.
Kenji Shimazoe   +9 more
doaj   +2 more sources

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