Results 11 to 20 of about 79,919 (303)

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

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   +2 more sources

Fast determination of indoor radon (222Rn) concentration using liquid scintillation counting. [PDF]

open access: yesJ Radioanal Nucl Chem, 2017
The indoor 222Rn radionuclide was directly absorbed in typical 20 ml glass scintillation vials by passing −3 dm3 of ambient air through 16 ml of water-immiscible non-volataile scintillation cocktail Ultima-Gold F for 10 min. The activity of radon and its
Bem H   +4 more
europepmc   +2 more sources

Combined Analysis of 55Fe and 63Ni in Liquid Effluents From Nuclear Power Plants

open access: yesHe huaxue yu fangshe huaxue, 2023
The measurement of 55Fe and 63Ni is of great significance for the monitoring of liquid effluents from nuclear power plant. In this paper, a combined analysis method of 55Fe and 63Ni in liquid effluent sample is established.
FANG Chun-ming, JIANG Dong, MA Yuan-chen
doaj   +1 more source

Development of direct CO2 absorption system for radiocarbon dating and bio-based carbon determination in biogenic-synthetic products [PDF]

open access: yesNuclear Technology and Radiation Protection, 2022
This work presents a development of a new radiocarbon dating system based on CO2 and liquid scintillation counting. The system is flexible enough to be applied in different fields such as radiocarbon dating (up to about 32 000 years span ...
Sadek Mostafa A.   +2 more
doaj   +1 more source

Evaluation of natural radioactivity in Tehran’s water using the gross alpha and beta measurements [PDF]

open access: yesJournal of Applied Research in Water and Wastewater, 2021
Consumption and drinking of healthy and high-quality water is considered an important matter in human life, so monitoring of drinking water pollution including radioactive contamination and assessing the amount of radiation exposure of people through ...
Hassan Ranjbar, Mohsen Tabasi
doaj   +1 more source

Determination of tritium concentration in Mlaka creek [PDF]

open access: yesScientific Technical Review, 2023
The main purpose of this paper was to determine tritium concentration in surface water samples, using liquid scintillation counting. Surface water samples were collected from the Mlaka creek on three different locations near PC "Nuclear Facilities of ...
Đorđević Jelena   +5 more
doaj   +1 more source

Activity measurement of 55Fe using the liquid scintillation TDCR method

open access: yesHe jishu, 2023
Background55Fe is a low-energy radionuclide that is difficult to measure and decays to a ground state of 55Mn through pure electron capture (EC), accompanied by the emission of Auger electrons and low-energy X-ray.
LIU Haoran   +3 more
doaj   +1 more source

A new method for D2O to H2O leak detection and identification of leaky heat exchanger in PHWR by Cerenkov photon counting technique [PDF]

open access: yesNuclear Technology and Radiation Protection, 2018
In pressurized heavy water reactors, leaks from D2O primary coolant and moderator to H2O secondary coolant and other light-water systems in heat exchangers cannot be completely ruled out.
Dileep Blangat   +4 more
doaj   +1 more source

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