Current and emerging technologies for the remediation of difficult-to-measure radionuclides at nuclear sites

SD Hemming, JM Purkis, PE Warwick… - … Science: Processes & …, 2023 - pubs.rsc.org
Difficult-to-measure radionuclides (DTMRs), defined by an absence of high energy gamma
emissions during decay, are problematic in groundwaters at nuclear sites. DTMRs are …

Diverse sorption capacities and contribution of multiple sorptive sites on illitic clays to assess the immobilization of dissolved cesium in subsurface environments

J Hwang, WS Han, S Choung, JW Kim, H Suk… - Journal of Hazardous …, 2023 - Elsevier
The multiple sorptive sites on illitic clays (eg, frayed edge [FES], type II [TS], and planar sites
[PS]) are related to variable 137 Cs immobilization in subsurface environments. This study …

Synthesised and modified zeolite for effective management of beryllium contaminants in aqueous media under different conditions

MR Islam, P Sanderson, TE Payne, R Naidu - Science of The Total …, 2023 - Elsevier
The effective management of beryllium (Be) in solution is not well established. In this study,
zeolite was synthesised from coal fly ash (CFA) and further modified to enhance Be sorption …

Emerging investigator series: a holistic approach to multicomponent EXAFS: Sr and Cs complexation in clayey soils

P Bots, MJ Comarmond, TE Payne, K Gückel… - … Science: Processes & …, 2021 - pubs.rsc.org
Strontium and caesium are fission products of concern at many nuclear legacy sites and Cs
is additionally a significant consideration at sites in the aftermath of nuclear accidents and …

Toward a mechanistic understanding of cesium adsorption to todorokite: A molecular dynamics simulation study

H Kim, J Kim, SP Hyun, KD Kwon - Journal of Hazardous Materials, 2022 - Elsevier
A mechanistic understanding of cesium (Cs) adsorption to soil mineral phases is essential
for effective mitigation of Cs mobility in the subsurface environment. Todorokite, a common …

Biogeochemical mobility of contaminants from a replica radioactive waste trench in response to rainfall-induced redox oscillations

AS Kinsela, MW Bligh… - Environmental …, 2021 - ACS Publications
Results of investigations into factors influencing contaminant mobility in a replica trench
located adjacent to a legacy radioactive waste site are presented in this study. The trench …

A batch experiment of cesium uptake using illitic clays with different degrees of crystallinity

J Hwang, S Choung, W Shin, WS Han, CM Chon - Water, 2021 - mdpi.com
Radiocesium released by the severe nuclear accident and nuclear weapon test is a
hazardous material. Illitic clays play a key role in the spatial distribution of radiocesium in …

Colloidal silica as a grouting material for the temporary encapsulation of heat-generating radioactive waste during removal and transport operations: a proof of …

AG Pagano, G El Mountassir, RJ Lunn - Frontiers in Energy Research, 2023 - frontiersin.org
Hazardous nuclear waste is produced at all stages during the nuclear fuel cycle. The
removal operations of nuclear waste from nuclear reactors and/or storage facilities, such as …

[PDF][PDF] Environmental Science

P Bots - 2021 - academia.edu
Legacy sites contaminated with radioactive elements exist worldwide and their long-term
management and remediation are subjects of public concern. In order to develop …

[PDF][PDF] A Batch Experiment of Cesium Uptake Using Illitic Clays with Different Degrees of Crystallinity. Water 2021, 13, 409

J Hwang, S Choung, W Shin, WS Han, CM Chon - 2021 - academia.edu
Radiocesium released by the severe nuclear accident and nuclear weapon test is a
hazardous material. Illitic clays play a key role in the spatial distribution of radiocesium in …