[HTML][HTML] Uranium Adsorption Properties and Mechanisms of the WRK Bentonite at Different pH Condition as a Buffer Material in the Deep Geological Repository for the …

Y Oh, D Shin, D Kim, S Jeon, S Kim, M Lee - Economic and Environmental …, 2023 - kseeg.org
This study focused on evaluating the suitability of the WRK (waste repository Korea)
bentonite as a buffer material in the SNF (spent nuclear fuel) repository. The U (uranium) …

Sorption and desorption of uranium (VI) on GMZ bentonite: effect of pH, ionic strength, foreign ions and humic substances

S Li, X Wang, Z Huang, L Du, Z Tan, Y Fu… - … of Radioanalytical and …, 2016 - Springer
The sorption and desorption of uranium (VI) on GMZ bentonite was investigated as functions
of contact time, pH, ionic strength, foreign ions, HSs and initial U (VI) using batch …

Effect of solution properties on the interaction of 90Sr(II) with GMZ bentonite

X Chen, J Wang, S Wang, F Ma, X Chen, J Li - Korean Journal of …, 2015 - Springer
The bentonite from gaomiaozi county (Inner Mongolia, China)(GMZ bentonite) has been
selected as the candidate of backfill material in China for nuclear waste repository. Herein …

Research on adsorption and desorption behavior of Pu on bentonites for buffer backfill material

H Li, Y Leng, X Tuo - Procedia Environmental Sciences, 2016 - Elsevier
To the chemical behavior of Pu on backfill material for high-level radioactive waste
repository. Adsorption and desorption of Pu on Natural bleaching earth, Na-bentonite, GMZ …

Characteristics study on removal of u (VI) from aqueous solution by iron and titanium pillared bentonite adsorption

X Xiong, Z Lin, W Wang, Q Chen, J Zhou… - Uranium Mining and …, 2018 - inis.iaea.org
[en] Iron and titanium pillared sodium bentonites were prepared, and parts of them were
calcined at 350℃. Comparative study on the adsorption characteristics of the original …

Surface Modification of Bentonite for the Improvement of Radionuclide Sorption

S Hong, J Kim, W Um - Journal of Nuclear Fuel Cycle and Waste …, 2022 - koreascience.kr
Bentonite is the most probable candidate to be used as a buffer in a deep geological
repository with high swelling properties, hydraulic conductivity, thermal conductivity, and …

Spectroscopic investigations on sorption of uranium onto suspended bentonite: effects of pH, ionic strength and complexing anions

PK Verma, P Pathak, M Mohapatra, AK Yadav… - Radiochimica …, 2015 - degruyter.com
Batch sorption experiments were carried out under aerobic conditions to understand the
sorption behavior of U (VI) onto bentonite clay under varying pH (2–8) and ionic strength (I …

U (VI) adsorption onto cetyltrimethylammonium bromide modified bentonite in the presence of U (VI)-CO3 complexes

J Liu, C Zhao, H Tu, J Yang, F Li, D Li, J Liao… - Applied Clay …, 2017 - Elsevier
The influence of U (VI)-CO 3 complexes on U (VI) adsorption onto cetyltrimethylammonium
bromide (CTAB) modified bentonite was investigated using batch adsorption experiments to …

Adsorption of La (III) onto GMZ bentonite: effect of contact time, bentonite content, pH value and ionic strength

Y Chen, C Zhu, Y Sun, H Duan, W Ye… - … of Radioanalytical and …, 2012 - akjournals.com
Bentonite has been studied extensively because of its strong adsorption capacity. A local Na-
bentonite named GMZ bentonite, collected from Gaomiaozi County (Inner Mongolia, China) …

Physicochemical, mineralogical and mechanical properties of domestic bentonite and bentonite-sand mixture as a buffer material in the high-level waste repository

WJ Cho, JO Lee, CH Kang, KS Chun - 1999 - inis.iaea.org
A repository for high-level radioactive wastes would be constructed in the hard rock at a
depth of several hundreds meters below the ground surface. After the emplacement of waste …