Correlation between macronutirients and radionuclides

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The discussion centers on the relationship between macronutrients (nitrogen, phosphorus, potassium) and radionuclides (uranium, thorium, potassium) in sediments. It is noted that potassium, a macronutrient, can increase levels of potassium radionuclides. However, thorium is considered immobile and does not interact with clay particles, which have high cation exchange capacity. In contrast, uranium's mobility is acknowledged, with references to existing literature on its behavior in sediments. A significant point raised is that many fertilizers, particularly phosphate fertilizers, may contain uranium or radium due to their production from uranium-rich phosphate ores. The conversation emphasizes the need for further background information to clarify these interactions and the embedding of radionuclides in clay particles.
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do the presence of macronutrients (N,P,K) increase the amount of radionuclides (U,Th,K) in the sediments. how are they related?
 
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Why should they?
 
As both exist in clay particles, that have high exchange capacity?
 
Yes, Macronutricient K increases radionuclide K
 
thank you sir.
 
As Borek already told you, it would be good if you were to give us some more background for your question.
I told you already in another thread that thorium isn't mobile and therefore won't interact with clays.
For uranium google spits up quite some literature, e.g. :
http://tubaf.qucosa.de/fileadmin/data/qucosa/documents/6240/final%20version%20of%20Diss_SB_BM_BPF_Bibo.pdf
What I think is also important is the point that many fertilizers contain uranium or radium, especially phosphate fertilizers as they are produced from uranium containing phosphate ores.
 
i got the point regarding. thank you. since clay particles have high cation exchange capacity, why can't the radinuclides can be embbeded in clays??
 
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