Leaching behaviour and mechanism of U

Leaching behaviour and mechanism of U, 226 Ra and 210 Pb from ...

In this study, we focused on evaluating the leaching behaviour of U, 226 Ra, 210 Pb from uranium tailings under different pH conditions.

Leaching behaviour and mechanism of U, 226 Ra and 210 Pb from ...

The pH affects the leaching of U, 226 Ra, 210 Pb by changing their chemical forms and the surface structure of uranium tailings.

Leaching behaviour and mechanism of U, 226 Ra and 210 Pb from ...

A large number of radionuclides remain in uranium tailings, and U, 226 Ra and 210 Pb leach out with water chemistry, causing potential radioactive ...

Leaching Behaviour and Mechanism of U,226ra and 210pb ... - SSRN

A large number of radionuclides remain in uranium tailings, and U, 226Ra and 210Pb leach out with water chemistry, causing potential ...

Leaching behaviour and mechanism of U, 226Ra and 210Pb from ...

Download Citation | On Dec 1, 2023, Tian Xie and others published Leaching behaviour and mechanism of U, 226Ra and 210Pb from uranium tailings at different ...

Leaching behaviour and mechanism of U, 226Ra and 210Pb from ...

Semantic Scholar extracted view of "Leaching behaviour and mechanism of U, 226Ra and 210Pb from uranium tailings at different pH conditions.

Leaching behavior of U, Mn, Sr, and Pb from different particle-size ...

Surface wash-off is the release mechanism for Mn. The main release mechanism of Sr and Pb is the dissolution in the initial leaching stage. For U, a mixed ...

The leaching of uranium from betafite - Murdoch University

Kinetic modelling has indicated that the rate of the leaching process is controlled by the rate of diffusion of products or reactants involved in the ...

Leaching behavior of U, Mn, Sr, and Pb from different particle-size ...

Surface wash-off is the release mechanism for Mn. The main release mechanism of Sr and Pb is the dissolution in the initial leaching stage. For ...

Leaching behavior and mechanism of cement solidified heavy metal ...

Then, some of the Pb ions are absorbed by the newly generated silicic acid sol, C-S-H. Others produce Pb(OH)2 precipitation for secondary ...

Comparison of mechanical and leaching behaviours of pulverised ...

The leaching mechanisms analysis demonstrated that few S/S samples exhibited a leaching behaviour dominated by diffusion with the majority displaying a leaching ...

Leaching Behavior of Cesium, Strontium, Cobalt, and Europium from ...

In all cases, the LR significantly decreased during the early stages of leaching (<5 days) but then gradually decreased over time. Among the four nuclides, Cs ...

A modelling approach to study the microstructure and leaching ...

In addition, the process of inhibitor leaching is affected by the coating microstructure, which, in turn, is influenced by the coating formulation. This ...

LEACHING MECHANISMS OF SOLIDIFIED LOW-LEVEL WASTE ...

Such successive leaching would i*ot be needed if the leaching process itself does not significantly alter the leaching behavior ... U^/4D where U - velocity on ...

1 Leaching behaviour and the solution consumption of uranium ...

The advantages of the alkaline leaching process include higher selectivity and a lower corrosivity than acid leaching. Carbonate leaching of uranium ores offers ...

First modelling approach to (U1-y238Puy)O2(+x ... - HOTLAB

key parameters that allow reproducing the leaching behaviour at laboratory scale and extrapolating to repository conditions. ... the evolution of the U and the Pu ...

Accelerated aqueous leaching of selenium and arsenic from coal ...

Crossref citations: 0 · Leaching Behaviour and Mechanism of U,226ra and 210pb From Uranium Tailings at Different Ph Conditions. Tian Xie, Chao Chen, Tianwei ...

Influence of pH on the leaching behaviour of heavy metal(loid)s in ...

A review of arsenic reaction behavior in copper smelting process and its disposal techniques [J]. Journal of Central South University, 2023, 30( ...

Comparing the short-term leaching behaviour of cements containing ...

The relatively consistent differences between the leaching in DW and GW found in all of the samples suggest that the ionic equilibrium between the leachant and ...

LEACHING MECHANISMS PROGRAM - OSTI.GOV

leaching behavior from materials properties. The scope of this investigation ... erf = error function; R = U2/4D where U = velocity on the moving boundary.