dear @sniang Thanks for your answer, I will try to clarify the issue further. I modified the first code a bit, and I got good results, since I used a card DETECT In order to select the isotope that I want, I used HI-PROPE . For Co-60 and Na-22 I got the same values compared to the experiment. Bu…

Hi Youssef, You already have 2 people looking into this, it’s not proper etiquette to disregard their accurate feedback by involving still further people. [image] joseph : In my case, first i want to simulate without the H2O placed between the source and the detector to determine the value of …

NaI detector, discrepancy with experimental data

Scoring

youssef.allay (joseph ) 9 July 2023 00:29 15

Hi dear @cesc

I saw that you answered the same problem earlier but in another way. Could you also offer some help? I would appreciate it.