Results 1 to 10 of about 787 (148)

Advection–Dispersion Behavior for Simulation of H-3 and Pu-238 Transport in Undisturbed Argillaceous Shale of a Near-Surface Repository [PDF]

Toxics, 2023
In this study, a column experiment was employed to evaluate the nuclide migration behavior in the surrounding rock medium of a near-surface disposal site in China and to investigate the advection–dispersion behavior of tritium (H-3) and plutonium-238 (Pu-
Yunfeng Shi, Song Yang, Enhui Wu, Longjiang Wang, Wenjie Chen, Weijia Xiong, Yanna Zhang, Aiming Zhang, Bing Lian   +8 more
doaj   +2 more sources

Migration Behavior of Technetium-99 in Granite, Clay Rock, and Shale: Insights into Anionic Exclusion Effects [PDF]

Toxics
One of the key tasks in the geological disposal of radioactive waste is to investigate the blocking ability of different host rocks on nuclide migration in the disposal site.
Yunfeng Shi, Song Yang, Wenjie Chen, Aiming Zhang, Zhou Li, Longjiang Wang, Bing Lian   +6 more
doaj   +2 more sources

Review on the Influence of Excavation Damage Zone (EDZ) on Nuclide Migration

Journal of Isotopes, 2021
With the development of nuclear power, the disposal and disposal of high-level waste generated by nuclear power plants have also received great attention from the public.
SUN Qi;ZHANG Xiaokun;ZHANG Zhentao
doaj   +2 more sources

Law of Nuclide Migration in Clayey Rocks considering Diffusion and Fluid Transport

Frontiers in Earth Science, 2022
A core concern in the research on deep geological disposal of high-level radioactive waste is the migration of radionuclides in geological bodies. Most studies on radionuclide migration consider the role of only the rock fissures without incorporating ...
Hongdan Yu, Chen Lu, Chen Lu, Weizhong Chen, Luyu Wang, Honghui Li, Haifeng Lu   +6 more
doaj   +2 more sources

Parameter Sensitivity Analysis for Long-Term Nuclide Migration in Granite Barriers Considering a 3D Discrete Fracture–Matrix System

Fractal and Fractional
As a geological barrier for high-level radioactive waste (HLW) disposal in China, granite is crucial for blocking nuclide migration into the biosphere.
Yingtao Hu, Wenjie Xu, Ruiqi Chen, Liangtong Zhan, Shenbo He, Zhi Ding   +5 more
doaj   +3 more sources

Research Progress of Nuclide Migration in Geological Disposal of High-level Radioactive Wastes

Yuanzineng kexue jishu
With the rapid development of nuclear energy, the nuclear technology has been widely used in various fields, such as industry, agriculture and medicine.
TANG Zhenping1, 2, DU Cong1, LI Nan2, 3, BI Wenting1, WU Peng1, SUN Haoran1, WANG Jiawei1, DOU Jiale1, DUAN Xianzhe1, 2
doaj   +2 more sources

Review of groundwater numerical simulation for deep geological disposal of high-level radioactive waste

Shuiwen dizhi gongcheng dizhi, 2022
Groundwater numerical simulation is an important part of the safety assessment for high-level radioactive waste (HLW) disposal sites. The complexity of deep geological disposal media and the relative lack of deep bedrock data lead to uncertainties in the
Lulu LI, Qiulan ZHANG, Xingyu LI, Huang ZHANG, Yali CUI, Jingli SHAO   +5 more
doaj   +1 more source

Radiological Assessment of Environmental Impact of the IF-System Facility of the RAON [PDF]

Journal of Radiation Protection and Research, 2021
Background The evaluation of skyshine distribution, release of airborne radioactive nuclides, and soil activation and groundwater migration were required for radiological assessment of the impact on the environment surrounding In-Flight (IF)-system ...
Cheol-Woo Lee, Won Tae Whang, Eun Han Kim, Moon Hee Han, Hae Sun Jeong, Sol Jeong, Sang-jin Lee   +6 more
doaj   +1 more source

Flow-Path Structure in Relation to Nuclide Migration in Sedimentary Rocks [PDF]

Journal of Nuclear Science and Technology, 1994
Hidekazu YOSHIDA, Mikazu YUI, Tomoki SHIBUTANI   +2 more
exaly   +2 more sources

A topographic hinge-zone divides coastal and inland ice dynamic regimes in East Antarctica

Communications Earth & Environment, 2023
The Heimefrontfjella escarpment in Dronning Maud Land, East Antarctica divides inland precipitation-dominated ice dynamics from coastal dynamics dominated by grounding line migration, suggest inverse model simulations constrained by cosmogenic nuclide ...
Jane L. Andersen, Jennifer C. Newall, Ola Fredin, Neil F. Glasser, Nathaniel A. Lifton, Finlay M. Stuart, Derek Fabel, Marc Caffee, Vivi K. Pedersen, Alexandria J. Koester, Yusuke Suganuma, Jonathan M. Harbor, Arjen P. Stroeven   +12 more
doaj   +1 more source