Omar Abo-Bakr Omar

4 Questions 10 Answers 0 Followers

Questions related from Omar Abo-Bakr Omar

If i have just soil sample standard and want to analyse water and vegetable sample searching natural radioactivity using HPGe anybody has any ideas ??

i have (RGU-1 , RGTh-1 , RGK-1 )certified reference materials in my gamma spectroscopy lab and want to analyse water and vegetable samples and did not have water or vegetable standerds . using...

09 September 2018 2,000 4 View

What is the analysis method that i can use for the validation of the results obtained from HPGe ?

AK Activity concentration of k40 (Bq/Kg). ARa Activity concentration of Ra226 (Bq/Kg). ATh Activity concentration of Th232 (Bq/Kg). these are results that i can obtain from HPGe detector what is...

06 June 2018 5,602 3 View

What is the physical meaning difference between the alpha index and internal hazard index when trying to assessing risks due to Rn-222 inhalation?

Alpha index = ARa/200. < 1 internal hazard index Hin= ARa/185 +‏ ATh/259 ‏+ AK/4810. < 1 AK………….activity concentration of k-40 (Bq/Kg). ARa…………activity concentration of Ra-226...

05 May 2018 8,292 3 View

How we can study the effect of different matrix composition on the measured activity concentration ?

for example assume that i have three equal weighted quantities each one is 1 g of radioactive U-238 and then mix them with three different matrices i.e different elemental composition but finally...

04 April 2018 8,581 10 View