Results 21 to 30 of about 270,502 (246)

The Modeling of Radioactive Cobalt Adsorption on Molecular Sieves

open access: yesCumhuriyet Science Journal, 2022
Radioactive wastes are products of nuclear activities around the world. Radioactive cobalt is one of the usually found radionuclide in nuclear waste. It is crucial to separate radioactive cobalt from aqueous media.
Ekrem Çiçek
doaj   +1 more source

Localization of the gamma-radiation sources using the gamma-visor [PDF]

open access: yesNuclear Technology and Radiation Protection, 2008
The search of the main gamma-radiation sources at the site of the temporary storage of solid radioactive wastes was carried out. The relative absorbed dose rates were measured for some of the gamma-sources before and after the rehabilitation procedures ...
Ivanov Kirill E.   +5 more
doaj   +1 more source

Magnesium potassium phosphate cements to immobilize radioactive concrete wastes generated by decommissioning of nuclear power plants

open access: yesNuclear Engineering and Technology, 2021
This paper evaluates the efficacy of magnesium potassium phosphate cements (MKPCs) as waste forms for the solidification of radioactive concrete powder wastes produced by the decommissioning of nuclear power plants. MKPC specimens that contained up to 50 
Jae-Young Pyo, Wooyong Um, Jong Heo
doaj   +1 more source

Estimation of radiation dose resulting from the recycling of large metal wastes from decommissioning nuclear power plants in Korea

open access: yesEnergy Science & Engineering, 2021
Following the permanent shutdown of Kori Unit 1 in June 2017, the Republic of Korea has been preparing for full‐scale decommissioning work. In addition, the design life of 12 units will expire by 2030.
Jin Ho Son   +7 more
doaj   +1 more source

Research on methodology of radioactive materials

open access: yesHe jishu, 2023
As a wide variety of radioactive materials with different characteristics and potential environmental risks existed, the domestic classification of radioactive items management was made, and The Classification and List of radioactive materials (Trial ...
ZHAN Lechang   +3 more
doaj   +1 more source

An Enzymatic Platform for Late‐Stage (Radio)isotope Labelling of Oligonucleotides With Methyltransferases

open access: yesAngewandte Chemie, EarlyView.
State‐of‐the‐art synthesis of radiolabelled oligonucleotides involves multi‐step synthesis with high costs, extended timelines and significant radioactive waste generation. Herein, a dual‐methyltransferase platform enables late‐stage, site‐specific labelling, overcoming these limitations through reduced costs, faster turnaround and minimal radioactive ...
Christopher R. B. Swanson   +3 more
wiley   +2 more sources

Decommissioning of the Salaspils Research Reactor [PDF]

open access: yesNuclear Technology and Radiation Protection, 2011
In May 1995, the Latvian government decided to shut down the Salaspils Research Reactor and to dispense with nuclear energy in the future. The reactor has been out of operation since July 1998.
Abramenkovs Andris
doaj   +1 more source

Establishment of cementation parameters of dried waste from evaporation coming from NPP operation

open access: yesBrazilian Journal of Radiation Sciences, 2019
The radioactive wastes generated in Brazil are treated and sent to initial and intermediate storages. The “Project RBMN” proposes the implantation of the Brazilian repository to receive and permanently dispose the low and intermediate level radioactive ...
Érica Rodrigues de Faria   +2 more
doaj   +1 more source

Nanoreinforced concrete composites for possible nuclear waste confinement a preliminary study [PDF]

open access: yesEPJ Web of Conferences, 2023
Cementitious materials are the most abundant building materials even nowadays. Similarly, in the nuclear industry, concrete is the most used material for the confinement of radioactive waste, it has favorable properties, both chemical and physical ...
Mancini Maria Rita   +5 more
doaj   +1 more source

NATURE OF RADIOACTIVE WASTES [PDF]

open access: yes, 1959
The integrated processes of nuclear industry are considered to define the nature of wastes. Processes for recovery and preparation of U and Th fuels produce wastes containing concentrated radioactive materials which present problems of confinement and ...
Culler, F.L. Jr.
core   +1 more source

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