Results 11 to 20 of about 154,876 (263)

Management of 137Cs in electric arc furnace dust by solid-liquid extraction and treatment of contaminated wastewater using co-precipitation

open access: yesCase Studies in Chemical and Environmental Engineering, 2023
Efficient decontamination of 137Cs in electric arc furnace dust (EAFD) was carried out using a solid-liquid extraction method and then the obtained wastewater contaminated with 137Cs was treated by a co-precipitation. The influences of pH, stirring time,
P. Sopapan   +6 more
doaj   +1 more source

Proposed Managements of 137Cs Contaminated Soil: Case Study in South Tangerang City

open access: yesAtom Indonesia, 2021
Recently, BAPETEN found contamination of 137Cs while testing environmental radiation monitoring equipment in an area in South Tangerang City. The area, therefore, needs to be cleaned up by performing decontamination followed by the activity of treating ...
B. Setiawan   +9 more
doaj   +1 more source

Electrochemical Properties of NdCl3 and CeCl3 in Molten LiCl-KCl Eutectic Salt

open access: yesApplied Sciences, 2020
NdCl3 and CeCl3 are characterized by the very close proximity of their standard reduction potentials. Thus, they represent the most challenging salt mixtures with respect to decoupling electrochemical responses and calculating concentrations.
Seunghyun Kim, Sang-hwan Lee
doaj   +1 more source

Measuring thermal conductivity and water suction for variably saturated bentonite

open access: yesNuclear Engineering and Technology, 2021
An engineered barrier system (EBS) for the disposal of high-level radioactive waste (HLW) is composed of a disposal canister with spent fuel, a buffer material, a gap-filling material, and a backfill material.
Seok Yoon, Geon-Young Kim
doaj   +1 more source

Technology park in connection with national filing of radioactive waste [PDF]

open access: yes, 2016
The starting project idea arises from the need to provide a national disposal for radioactive waste as required by the European Union, in order to adjust Italy to the rest of the other European countries.
CUMO, Fabrizio   +4 more
core   +1 more source

Analysis of the Institutional Framework for Radioactive Waste Management in Indonesia [PDF]

open access: yes, 2009
The analysis of the infrastructure for radioactive waste management in Indonesia has been studied using several parameters, i.e. policy, regulatory authorities and their regulations, implementing organizations and financial system.
Wisnubroto, D. S. (D)
core   +3 more sources

Parallel groundwater flow simulation method based on a discrete fracture network model

open access: yes地质科技通报, 2023
Objective Groundwater flow in fractured rocks has strong heterogeneity and anisotropy. The discrete fracture network (DFN) method has been internationally considered as one of the most reasonable and effective methods to describe the fracture water ...
Jingbo Zhao   +5 more
doaj   +1 more source

Experimental approach for understanding the dynamic behaviors of bentonite buffer piping erosion

open access: yesMechanical Engineering Journal, 2020
In Japan, as in other countries, bentonite-based buffer materials are expected to play roles in reducing stress from rock masses and mitigating nuclide migration in the geological disposal of high-level radioactive waste.
Tomoko ISHII   +3 more
doaj   +1 more source

Modelling the thermo-mechanical volume change behaviour of compacted expansive clays [PDF]

open access: yes, 2009
Compacted expansive clays are often considered as a possible buffer material in high-level deep radioactive waste disposals. After the installation of waste canisters, the engineered clay barriers are subjected to thermo-hydro-mechanical actions in the ...
Cui, Yu-Jun, Tang, Anh-Minh
core   +5 more sources

Benefit and Cost Ratio Analysis of Direct Disposal and Pyro-SFR Fuel Cycle Alternatives Using the Results of Multi-Criteria Decision-Making in Korea

open access: yesEnergies, 2021
This paper presents the results of various benefit–cost ratio (BCR) analyses of back-end nuclear fuel cycle alternatives. Korea is currently considering two alternatives for the disposal of spent nuclear fuel: direct disposal and pyroprocessing.
Sungki Kim, Jin-Seop Kim, Dong-Keun Cho
doaj   +1 more source

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