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Recrystallization o...
Recrystallization of Ra-223 with barium sulfate
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- Torapava, Natallia, 1980 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Ramebäck, Henrik, 1967 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Curti, E. (författare)
- Paul Scherrer Institut
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- Lagerkvist, Petra (författare)
- Totalförsvarets forskningsinstitut (FOI),Swedish Defence Research Agency (FOI)
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- Ekberg, Christian, 1967 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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(creator_code:org_t)
- 2014-05-04
- 2014
- Engelska.
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Ingår i: Journal of Radioanalytical and Nuclear Chemistry. - : Springer Science and Business Media LLC. - 0236-5731 .- 1588-2780. ; 301:2, s. 545-553
- Relaterad länk:
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http://dx.doi.org/10...
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https://doi.org/10.1...
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https://research.cha...
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Abstract
Ämnesord
Stäng
- In this work, the kinetics of barium sulfate recrystallization has been studied in acidic 0.01 mol dm -3 sodium sulfate solution using Ra-223 and Ba-133 tracers at very low total radium concentration, i. e. less than 10(-13) mol dm(-3). It was found that the system follows the homogeneous recrystallization model and that recrystallization rates, inferred by the decrease of Ra-223 and Ba-133 in the aqueous solution, are fast. Therefore, even at very low concentrations, below the solubility limit, radium will be retained by barium sulfate-a mineral present in the deep underground repository.
Ämnesord
- NATURVETENSKAP -- Kemi -- Fysikalisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Physical Chemistry (hsv//eng)
Nyckelord
- Radium
- Recrystallization
- Barite
- Kinetics
- Nuclear waste
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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