Results 11 to 20 of about 14,520 (251)

Biodegradation of the alkaline cellulose degradation products generated during radioactive waste disposal. [PDF]

open access: yesPLoS One, 2014
The anoxic, alkaline hydrolysis of cellulosic materials generates a range of cellulose degradation products (CDP) including α and β forms of isosaccharinic acid (ISA) and is expected to occur in radioactive waste disposal sites receiving intermediate ...
Rout SP   +6 more
europepmc   +2 more sources

Development of geo-information data management system and application to geological disposal of high-level radioactive waste in China [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
In this paper, based on information technology, a geo-information database was established and a geo-information data management system (named as HLW-GIS) was developed to facilitate data management work of the multi-source and multidisciplinary
Wang Peng   +6 more
doaj   +1 more source

Microbially-Induced Carbonate Precipitation in Low pH Cement; Potential for Self-Healing in Radioactive Waste Geodisposal Systems [PDF]

open access: yesACS Omega
Ananya Singh   +6 more
doaj   +2 more sources

Numerical Study on the Effect of Enhanced Buffer Materials in a High-Level Radioactive Waste Repository

open access: yesApplied Sciences, 2021
In deep geological disposal system designs, it is important to minimize the installation area for cost effectiveness while satisfying the thermal requirements of the systems.
Min-Jun Kim, Gi-Jun Lee, Seok Yoon
doaj   +1 more source

Deformation and Acoustic Emission Characteristics of Cracked Granite during Creep

open access: yesAdvances in Materials Science and Engineering, 2020
A series of multistage creep tests under different confining pressures with acoustic emission monitoring have been performed to investigate the deformation characteristic and failure process of cracked granite during creep.
Chunping Wang, Jingli Xie, Jian Liu
doaj   +1 more source

Thermal conductivity prediction model for compacted bentonites considering temperature variations

open access: yesNuclear Engineering and Technology, 2021
An engineered barrier system (EBS) for the deep geological disposal of high-level radioactive waste (HLW) is composed of a disposal canister, buffer material, gap-filling material, and backfill material.
Seok Yoon   +3 more
doaj   +1 more source

Permeability Characteristics of Bedrock Weathering Layer in Southern Coast Area of China

open access: yesShuitu baochi tongbao, 2022
[Objective] The permeability characteristics of the bedrock weathering layer were determined in order to propose a corresponding experimental method of hydraulic conductivity, and thereby provide a scientific reference for the performance assessment of ...
Xinyu Fu   +4 more
doaj   +1 more source

Survey of degradation modes of candidate materials for high-level radioactive-waste disposal containers [PDF]

open access: yes, 1988
Six alloys are being considered as possible materials for the fabrication of containers for the disposal of high-level radioactive waste. Three of these candidate materials are copper-based alloys: CDA 102 (oxygen-free copper), CDA 613 (Cu-7Al), and CDA ...
G.E. Gdowski   +3 more
core   +7 more sources

Illustration of Nagra’s AMAC approach to Kori-1 NPP decommissioning based on experience from its detailed application to Swiss NPPs

open access: yesNuclear Engineering and Technology, 2021
This work presents an illustration of Nagra’s AMAC (Advanced Methodology for Activation Characterization) approach to the South Korean pressurized water reactor Kori-1 decommissioning.
Ben Volmert   +6 more
doaj   +1 more source

Excavation of underground research laboratory ramp in granite using tunnel boring machine: Feasibility study

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2020
Underground research laboratory (URL) plays an important role in safe disposal of high-level radioactive waste (HLW). At present, the Xinchang site, located in Gansu Province of China, has been selected as the final site for China’s first URL, named ...
Hongsu Ma   +5 more
doaj   +1 more source

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