Results 31 to 40 of about 651,068 (302)

First principles thermodynamic studies for recycling spent nuclear fuels using electrorefining with a molten salt electrolyte

open access: yes, 2014
Using first principles DFT (density functional theory), we have examined the thermochemical mechanism of electrorefining spent uranium (U) from a LiCl-KCl molten salt on a tungsten (W) surface.
Kang, Joonhee   +4 more
core   +1 more source

Spent fuel simulation during dry storage via enhancement of FRAPCON-4.0: Comparison between PWR and SMR and discharge burnup effect

open access: yesNuclear Engineering and Technology, 2022
Spent fuel behavior of dry storage was simulated in a continuous state from steady-state operation by modifying FRAPCON-4.0 to incorporate spent fuel–specific fuel behavior models.
Dahyeon Woo, Youho Lee
doaj   +1 more source

Multi-scale computational study of the molten salt based recycling of spent nuclear fuels

open access: yes, 2014
By applying a rigorous computational procedure combining first principles density functional theory (DFT) calculations and statistical mechanics, we acquire thermochemical properties of materials for a pyroprocessing system recycling spent nuclear fuels.
Han, Byungchan   +2 more
core   +1 more source

Pu multi-recycling scenarios towards a PWR fleet for a stabilization of spent fuel inventories in France

open access: yesEPJ Nuclear Sciences & Technologies, 2021
Nuclear scenario studies are performed to explore the impact of possible evolutions of nuclear fleets. The nuclear fuel cycle simulation tool COSI, developed by CEA, is used to model these dynamic scenarios and to evaluate them with respect to uranium ...
Courtin Fanny   +4 more
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Thermal Analysis of Spent Nuclear Fuels Repository

open access: yes, 2016
In the first part, Pressurized Water Reactor (PWR), Very High-Temperature Reactor (VHTR) and Accelerator-Driven Subcritical Reactor System (ADS) spent fuels (SF) were evaluated to the thermal of the spent fuel pool (SFP) without an external cooling ...
Jean Salomé   +11 more
core   +1 more source

Properties’ evolution of reactors loaded with MOX-MR fuels in plutonium multi-recycling scenarios in PWR

open access: yesEPJ Nuclear Sciences & Technologies
This paper studies evolutions of reactor properties when loaded with MOX-MR fuels during dynamical fuel cycle simulations. To do so, artificial neural networks, trained on a dedicated reactor depletion database, are used to estimate reactor irradiation ...
Doligez Xavier   +8 more
doaj   +1 more source

Criticality safety analysis of spent fuel pool for a PWR using UO2, MOX, (Th-U)O2 and (TRU-Th)O2 fuels

open access: yesBrazilian Journal of Radiation Sciences, 2019
A spent fuel pool of a typical Pressurized Water Reactor (PWR) was evaluated for criticality studies when it uses reprocessed fuels. PWR nuclear fuel assemblies with four types of fuels were considered: standard PWR fuel, MOX fuel, thorium-uranium fuel ...
Claubia Pereira   +4 more
doaj   +1 more source

Radiological consequences assessment of a hypothetical accident during transportation of spent nuclear fuel [PDF]

open access: yesNuclear Technology and Radiation Protection, 2019
During the transportation of spent nuclear fuels, the potential release of the radioactive materials into the atmosphere in the case of an accident becomes a serious threat to public health and the environment.
Cao Bo, Cui Weijie
doaj   +1 more source

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