Articles with "dimensional multi" as a keyword



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On the Question of the Existence of Two-Dimensional Multi-Electron Atoms

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Published in 2018 at "Russian Physics Journal"

DOI: 10.1007/s11182-018-1532-1

Abstract: The semiclassical Thomas–Fermi method is extended to the case of two-dimensional (planar) multi-electron atoms. It is shown that within the framework of this model a two-dimensional multi-electron atom cannot exist, due to the impossibility of… read more here.

Keywords: multi electron; electron atoms; dimensional multi; two dimensional ... See more keywords
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A three-dimensional multi-scale polycrystalline plasticity model coupled with damage for pure Ti with harmonic structure design

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Published in 2018 at "International Journal of Plasticity"

DOI: 10.1016/j.ijplas.2017.10.006

Abstract: Abstract In this paper, we developed, on the basis of the crystalline plasticity and homogenization method, a three-dimensional multi-scale numerical model to simulate the non-linear and damage behaviors of pure titanium with harmonic structure (HS).… read more here.

Keywords: three dimensional; dimensional multi; model; multi scale ... See more keywords
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Three-dimensional multi-walled carbon nanotubes@g-C 3 N 4 @Fe 3 O 4 nanocomposites-based magnetic solid phase extraction for the determination of polycyclic aromatic hydrocarbons in water samples

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Published in 2018 at "Microchemical Journal"

DOI: 10.1016/j.microc.2018.04.016

Abstract: Abstract In this study, three-dimensional multi-walled carbon nanotubes@g-C3N4@Fe3O4 nanocomposites (3D MWNTs@g-C3N4@Fe3O4 nanocomposites) were prepared and used as a novel magnetic solid phase extraction (MSPE) sorbent for the analysis of 16 polycyclic aromatic hydrocarbons (PAHs). The… read more here.

Keywords: three dimensional; extraction; dimensional multi; aromatic hydrocarbons ... See more keywords
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One-dimensional multi-period cutting stock problems in the concrete industry

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Published in 2021 at "International Journal of Production Research"

DOI: 10.1080/00207543.2021.1890261

Abstract: This research looks at the production planning of hollow-core slabs integrated to the optimisation problem of the use of moulds. Considering the production process of these structures, two mathematical models are proposed for the arising… read more here.

Keywords: period cutting; multi period; production; one dimensional ... See more keywords
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Multiple Filter-Based Rankers to Guide Hybrid Grasshopper Optimization Algorithm and Simulated Annealing for Feature Selection With High Dimensional Multi-Class Imbalanced Datasets

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2021.3081366

Abstract: DNA microarray data analysis is infamous due to a massive number of features, imbalanced class distribution, and limited available samples. In this paper, we focus on high-dimensional multi-class imbalanced problems. The high dimensional and multi-class… read more here.

Keywords: class imbalanced; high dimensional; class; multi class ... See more keywords
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Secure Multi-Dimensional and Multi-Angle Electricity Data Aggregation Scheme for Fog Computing-Based Smart Metering System

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Published in 2022 at "IEEE Transactions on Green Communications and Networking"

DOI: 10.1109/tgcn.2021.3122793

Abstract: Smart Meters (SMs) can regularly report their detailed real time electricity consumption data to utility company, which can improve the balance of electrical load and the efficiency of energy usage. However, the fine-grained electricity data… read more here.

Keywords: electricity data; dimensional multi; data aggregation; multi dimensional ... See more keywords
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Tolerable longitudinal forces for freight trains in tight S-curves using three-dimensional multi-body simulations

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Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit"

DOI: 10.1177/0954409719841794

Abstract: With the need for increasing length of freight trains, the longitudinal train dynamics and its influence on the running safety become a key issue. Longitudinal train dynamics is a complex issue with contributions from both… read more here.

Keywords: three dimensional; methodology; dimensional multi; body simulations ... See more keywords
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Two-dimensional multi-layered SiN-on-SOI optical phased array with wide-scanning and long-distance ranging.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.446733

Abstract: Silicon based optoelectronic integrated optical phased array is attractive owing to large-dense integration, large scanning range and CMOS compatibility. In this paper, we design and fabricate a SiN-on-SOI two-dimensional optical phased array chip. We demonstrate… read more here.

Keywords: phased array; multi layered; optical phased; two dimensional ... See more keywords