Results 121 to 130 of about 80,385 (278)

Analytical derivation of steady-state delayed neutron precursor distribution and effective delayed neutron fraction in a molten salt reactor

open access: yesNuclear Engineering and Technology
In liquid-fueled molten salt reactors (MSRs), the nuclear fuel is dissolved in a molten salt mixture that circulates through the primary loop. For system-scale simulations of MSRs, a point kinetics model (PKM) is commonly employed to describe the core ...
Jae Jun Jeong, Yun Je Cho
doaj   +1 more source

Collective features of nuclear dynamics with exotic nuclei within microscopic transport models

open access: yesEPJ Web of Conferences, 2014
We employ a transport model based on Landau-Vlasov equation to explore the dipolar response of neutron rich systems and its dependence on the symmetry energy.
Baran Virgil   +4 more
doaj   +1 more source

Wide Band Gap Boron Nitride Nanodots‐Incorporated Polyetherimide Dielectrics for High‐Temperature Dielectric Energy Storage

open access: yesAdvanced Science, EarlyView.
The inherent conjugation effects between molecular chains in PEI dielectrics induce substantial energy loss escalation at elevated temperatures. This study incorporated BNNDs into PEI films, successfully achieving effective capture of motion charges under high‐temperature conditions.
Wen‐jin Hu   +5 more
wiley   +1 more source

Giant Isotope Effect in Metal–Organic Frameworks Boosts Unprecedented Photo‐ and Radio‐Luminescence Enhancement

open access: yesAdvanced Science, EarlyView.
Deuterated MOFs in this work exhibited unprecedented giant luminescence isotope effect via O─H oscillator suppression, achieving maximal solid‐state materials emission enhancement. This yields significantly improved X‐ray detection sensitivity and imaging resolution, marking the first integration of MOFs with isotopic luminescence and opening new ...
Junhao Lu   +16 more
wiley   +1 more source

A useful observable for estimating keff in fast subcritical systems

open access: yesEPJ Web of Conferences, 2017
The neutron multiplication factor keff is a key quantity to characterize subcritical neutron multiplying devices and for understanting their physical behaviour, being related to the fundamental eigenvalue of Boltzmann transport equation. Both the maximum
Saracco Paolo   +5 more
doaj   +1 more source

Room‐Temperature Magnetic Skyrmions and Intrinsic Anomalous Hall Effect in a Nodal‐Line Kagomé Ferromagnet MnRhP

open access: yesAdvanced Science, EarlyView.
MnRhP has been identified as a novel kagomé magnet that hosts magnetic skyrmions above room temperature and exhibits a large intrinsic anomalous Hall effect. The latter originates from Berry curvature associated with gapped nodal lines, establishing MnRhP as a promising platform for exploring high‐temperature topological phenomena in both real and ...
Kosuke Karube   +9 more
wiley   +1 more source

Hydrodynamics coupled circulating-fuel reactor equations in comoving frame and their analytical solutions for molten salt reactors

open access: yesNuclear Engineering and Technology
Effects of relative motion between moving fuel and neutrons are usually not considered in the analysis of Circulating Fuel Reactors (CFRs). In this study, we formulate neutron transport equation for CFRs in a hydrodynamic representation in terms of ...
Ayhan Yılmazer, Gökhan Pediz
doaj   +1 more source

Asymmetric Neutrino Reaction in Magnetized Proto-Neutron Stars in Fully Relativistic Approach

open access: yesEPJ Web of Conferences, 2012
We calculate asymmetric neutrino absorption and scattering cross sections on hot and dense magnetized neutron-star matter including hyperons in fully relativistic mean-field theory.
Yasutake Nobutoshi   +4 more
doaj   +1 more source

Derivation of a Stochastic Neutron Transport Equation

open access: yes, 2010
This paper is to be published in the Journal of Difference Equations and Applications.
openaire   +2 more sources

Influence of Hydrogen‐Incorporation on the Bulk Electronic Structure and Chemical Bonding in Palladium

open access: yesAdvanced Science, EarlyView.
Hydrogen incorporation in palladium is directly probed using in situ ambient‐pressure hard X‐ray photoelectron spectroscopy under realistic, application‐relevant conditions. Correlated structural, spectroscopic, and theoretical analysis reveals how hydrogen loading modifies structure, electronic structure, and metal‐hydrogen bonding, resolving long ...
Lars J. Bannenberg   +8 more
wiley   +1 more source

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