Studies of aqueous U(iv) equilibrium and nanoparticle formation kinetics using spectrophotometric reaction modeling analysis

Author:

Cha Wansik1234ORCID,Kim Hee-Kyung1234ORCID,Cho Hyejin1234,Cho Hye-Ryun1234,Jung Euo Chang1234,Lee Seung Yeop5234

Affiliation:

1. Nuclear Chemistry Research Laboratory

2. Korea Atomic Energy Research Institute

3. Daejeon 34057

4. Republic of Korea

5. Radioactive Waste Management Research Division

Abstract

The primary hydrolysis equilibrium of U4+and the kinetics of U(iv)-nanoparticle formation were investigated by using spectrophotometric reaction modeling analysis and the spectral data collected in the UV and visible regions.

Funder

National Research Foundation of Korea

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Reference40 articles.

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2. Environmental Speciation of Actinides

3. R.Guillaumont , T.Fanghänel , J.Fuger , I.Grenthe , V.Neck , D. A.Palmer and M. H.Rand , Update on the chemical thermodynamics of uranium, neptunium, plutonium, americium and technetium , in (OECD, NEA-TDB): Chemical Thermodynamics , Elsevier , North-Holland, Amsterdam , 2003 , vol. 5 , pp. 187, 707–752

4. P. L.Brown and C.Ekberg , Actinide Metals , in Hydrolysis of Metal Ions , Wiley-VCH , Germany, Weinheim , 2016 , ch. 9, vol. 1 , pp. 336–349

5. I.Grenthe , H.Wanner and I.Forest , Chemical thermodynamics of uranium , in (OECD, NEA-TDB): Chemical Thermodynamics , Elsevier , North-Holland, Amsterdam , 1992 , vol. 1 , pp. 120–124

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