Activity standardization of 99mTc using liquid scintillation counting method

2018 ◽  
Vol 316 (3) ◽  
pp. 1047-1052 ◽  
Author(s):  
K. B. Lee ◽  
Jong Man Lee ◽  
Tae Soon Park ◽  
Sang Han Lee
Fuel ◽  
2021 ◽  
Vol 291 ◽  
pp. 120084
Author(s):  
Charles G. Doll ◽  
Andrew E. Plymale ◽  
Alan Cooper ◽  
Igor Kutnyakov ◽  
Marie Swita ◽  
...  

2019 ◽  
Vol 184 (3-4) ◽  
pp. 440-443 ◽  
Author(s):  
Bin Feng ◽  
Quan Tang ◽  
Hui Zhang ◽  
Bo Chen ◽  
Shoukang Qiu ◽  
...  

Abstract For more accurate measurement of the potential alpha energy concentration (PAEC) of radon progeny by the liquid scintillation counting (LSC) method, its counting efficiency was studied in this work. A radon progeny standard source was used to provide different concentrations of radon progeny, and the progeny collected on the sampling filters were measured with a low background liquid scintillation counter. The result showed that the quenching effect could not be ignored, and the counting efficiency was estimated to be 86.12%. The co-comparison experiments showed that the PAECs of radon progeny measured by the LSC methods were in generally consistent with those of other three methods. It indicates that for more accurate measurements of PAEC of radon progeny by using the LSC method, the counting efficiency should be well determined.


2020 ◽  
Vol 120 (1) ◽  
pp. 1-8 ◽  
Author(s):  
S. Rashmi Nayak ◽  
Renita S. D’Souza ◽  
Mohan M. Purushotham ◽  
Bharath Seraje ◽  
Dileep N. Blangat ◽  
...  

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