Results 31 to 40 of about 308 (180)

Validation of the COTENP Code: A Steady-State Thermal-Hydraulic Analysis Code for Nuclear Reactors with Plate Type Fuel Assemblies

open access: yesScience and Technology of Nuclear Installations, 2018
This article presents the validation of the Code for Thermal-hydraulic Evaluation of Nuclear Reactors with Plate Type Fuels (COTENP), a subchannel code which performs steady-state thermal-hydraulic analysis of nuclear reactors with plate type fuel ...
Duvan A. Castellanos-Gonzalez   +3 more
doaj   +1 more source

Closed‐Form Approximation of Average Error Probability With Finite‐Blocklength Coding Over Lognormal Wireless Communication Links

open access: yesIET Communications, Volume 20, Issue 1, January/December 2026.
This work extends the Polyanskiy‐Poor‐Verdu (PPV) framework to lognormal wireless links. Specifically, the paper derives a closed‐form approximation for the average error probability under lognormal distribution, effectively generalizing the PPV analysis beyond the additive white Gaussian noise assumption.
Peng Du, Yuan Zhang
wiley   +1 more source

LATERAL COOLANT FLOW BETWEEN FUEL ASSEMBLIES IN MIXED CORES

open access: yesActa Polytechnica CTU Proceedings, 2018
This paper presents the results of an analysis of lateral coolant flow between adjacent fuel assemblies with non-identical spacing grids in a mixed core consisting of TVSA-T mod.1 and TVSA-T mod.2 fuel assemblies.
Vojtech Caha, Jiří Čížek
doaj   +1 more source

Thermal‐Hydraulic Characterization Preliminary Analysis of Pool‐Type Natural Circulation With Liquid Lead

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
Lead‐cooled fast reactors are an important potential reactor type in the fourth‐generation nuclear energy system. And the clarity of the thermal‐hydraulic characteristics of pool‐type natural circulation is crucial for the design of lead‐based fast reactors.
Yang Liu   +3 more
wiley   +1 more source

Design of a Hilbert Curve Fractal MIMO Slot Antenna With Enhanced Bandwidth and Stable Radiation Patterns for Wi‐Fi 7 and Wi‐Fi 8 Applications Using Genetic Algorithm

open access: yesInternational Journal of Antennas and Propagation, Volume 2026, Issue 1, 2026.
Next‐generation Wi‐Fi 7 (IEEE 802.11be) and Wi‐Fi 8 (IEEE 802.11bn) demand compact multielement antennas offering wide bandwidth, high isolation, and stable radiation within limited device space. Conventional MIMO designs often face strong coupling, narrow bandwidth, or low efficiency, restricting high‐throughput multilink performance.
N. M. Mary Sindhuja   +4 more
wiley   +1 more source

Thermal-hydraulics validation of CFD code for light water nuclear reactors against benchmark experimental results

open access: yesBrazilian Journal of Radiation Sciences, 2021
The cooling of a nuclear reactor depends on a suitable fluid flow pattern among its fuel elements aiming the removal of heat produced in the fuel. In case of light water reactors, an excess of heat drives the fluid to change its phase from liquid to ...
Deiglys Borges Monteiro   +2 more
doaj   +1 more source

Signal Performance Characterization of Visible Light Nonorthogonal Multiple Access With Integrated Sensing and Communication Network

open access: yesInternational Journal of Optics, Volume 2026, Issue 1, 2026.
This paper exploits the signal performance characterization of visible light nonorthogonal multiple access (VL‐NOMA) for integrated sensing and communication (ISAC) network. The VL as a carrier uses light‐emitting diode (LED) to broadcast data to multiple users.
Chidi E. Ngene   +3 more
wiley   +1 more source

Order Effects in Second Language Learning

open access: yesLanguage Learning, Volume 75, Issue 3, Page 623-665, September 2025.
Abstract We explore how general principles of learning apply to and combine with usage‐based approaches to language learning and teaching, with a focus on the effects of order of exposure to new information in second language (L2) instruction. Although the effects of input spacing and timing on memory and learning have been previously explored (see ...
Laurence Romain   +2 more
wiley   +1 more source

Parallelization and application of SACOS for whole core thermal-hydraulic analysis

open access: yesNuclear Engineering and Technology, 2021
SACOS series of subchannel analysis codes have been developed by XJTU-NuTheL for many years and are being used for the thermal-hydraulic safety analysis of various reactor cores.
Minyang Gui   +5 more
doaj   +1 more source

Dynamic Microfluidic Synthesis of Zinc Oxide Nanowires: Impact of Channel Architecture on Growth Homogeneity and Uniformity

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 9, May 5, 2025.
In situ synthesis of nanomaterials within microfluidic reactors in dynamic mode boosts the growth rate. Notably, microfluidic reactors with optimized tree‐branched microchannel networks enable outstanding homogeneity of 99% and excellent nanowires uniformity.
Mazen Erfan   +5 more
wiley   +1 more source

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