Results 131 to 140 of about 2,115,275 (370)

Use of the thermo-hydraulic system code RELAP5/MOD3.2 to transient analysis events of the VR-1 reactor

open access: yesActa Polytechnica
The article explores the application of the RELAP5 thermo-hydraulic code for transient simulations on the VR-1 research reactor, focusing on reactor vessel nodalisation and coolant stratification above the core.
Jakub Mátl, Filip Fejt
doaj   +1 more source

Exploring in aerospace rocketry. 19 - Nuclear rockets [PDF]

open access: yes
Summary of nuclear reactors, fuels and operating principles of nuclear ...
Lietzke, A. F.
core   +1 more source

Small Modular Reactors: An Overview of Modeling, Control, Simulation, and Applications

open access: yesIEEE Access
A small modular reactor (SMR) is a nuclear reactor that is characterized by its smaller size and capacity when compared to traditional large-scale nuclear reactors.
Yulin Wang   +5 more
semanticscholar   +1 more source

Roll‐to‐Roll Mechanical Exfoliation for Large‐Area van der Waals Films with Preserved Crystallographic Alignment

open access: yesAdvanced Functional Materials, EarlyView.
A roll‐to‐roll exfoliation method is demonstrated that preserves the crystallographic alignment of anisotropic 2D materials over large areas, enabling scalable fabrication of directional electronic and optoelectronic devices. Abstract Anisotropic 2D materials such as black phosphorus (BP), GeS or CrSBr, exhibit direction‐dependent optical and ...
Esteban Zamora‐Amo   +14 more
wiley   +1 more source

Conceptual design of a space nuclear fast reactor

open access: yesActa Polytechnica
This paper finds an improved combination of fuel, enrichment, and coolant for a fast reactor suitable for nuclear electric propulsion. The study simulates an infinite lattice considering two enrichments, with fuel options (ceramics and metal alloys), and
Josef Sabol, Jan Frýbort
doaj   +1 more source

Atomically Revealing Bulk Point Defect Dynamics in Hydrogen‐Driven γ‐Fe2O3 → Fe3O4 → FeO Transformation

open access: yesAdvanced Functional Materials, EarlyView.
In situ TEM uncovers the atomic‐scale mechanisms underlying hydrogen‐driven γ‐Fe2O3→Fe3O4→FeO reduction. In γ‐Fe2O3, oxygen vacancies cluster around intrinsic Fe vacancies, leading to nanopore formation, whereas in Fe3O4, vacancy aggregation is suppressed, preserving a dense structure.
Yupeng Wu   +14 more
wiley   +1 more source

Scenarios for a worldwide deployment of nuclear energy production

open access: yes, 2005
Intensive worldwide deployment of nuclear power could prove necessary to mitigate global warming and fossil fuel shortages while still satisfying a growing demand for energy.
Heuer, D.   +3 more
core   +1 more source

Scenarios for a worldwide deployment of nuclear power

open access: yes, 2006
Intensive worldwide deployment of nuclear power could prove necessary to mitigate global warming and fossil fuel shortages while still satisfying a growing demand for energy.
Heuer, D.   +3 more
core   +3 more sources

Information-analytical system as a tool for research and prediction of the behavior of the melt of the core of a nuclear reactor

open access: gold, 2023
Alexander Vurim   +4 more
openalex   +1 more source

Mesoporous Carbon Thin Films with Large Mesopores as Model Material for Electrochemical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Mesoporous carbon thin films possessing 70 nm mesopores are prepared on titanium substrates by soft templating of resol resins with a self‐synthesized poly(ethylene oxide)‐block‐poly(hexyl acrylate) block copolymer. A strategy to avoid corrosion of the metal substrate is presented, and the films are extensively characterized in terms of morphology ...
Lysander Q. Wagner   +9 more
wiley   +1 more source

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