Results 1 to 10 of about 14,400,840 (225)

Embedded atoms in a crystalline hexagonal structure

open access: yesХімія, фізика та технологія поверхні, 2023
As part of the work, the hexagonal structure of B19 type metals as hydrogen sorbents will be considered. That is, crystal lattices are considered, where atoms of impurities (hydrogen) are introduced into the interstices of the metal.
Z. A. Matysina   +9 more
doaj   +2 more sources

Edge Detection on Hexagonal Structure [PDF]

open access: yesJournal of Algorithms & Computational Technology, 2008
Gradient-based edge detection is a straightforward method to identify the edge points in the original grey-level image. It is intuitive that in the human vision system the edge points always appear where the grey-level value is greatly changed.
Xiangjian He   +3 more
doaj   +2 more sources

Hexagonal Structure of Baby Skyrmion Lattices [PDF]

open access: yesPhysical Review D, 2008
We study the zero-temperature crystalline structure of baby Skyrmions by applying a full-field numerical minimization algorithm to baby Skyrmions placed inside different parallelogramic unit-cells and imposing periodic boundary conditions.
A. A. Belavin   +6 more
core   +2 more sources

Hexagonal structure of phase III of solid hydrogen [PDF]

open access: yes, 2016
A hexagonal structure of solid molecular hydrogen with $P6_122$ symmetry is calculated to be more stable below about 200 GPa than the monoclinic $C2/c$ structure identified previously as the best candidate for phase III.
B. Monserrat   +3 more
core   +4 more sources

Preparation of hexagonal iron flakes with a hexagonal structure on the sublayer of copper oxides [PDF]

open access: yesDiscover Nano
The stabilization of hexagonal close-packed (hcp) iron at ambient conditions remains a significant challenge due to its metastable nature. Here, we report a novel and facile strategy for templating the epitaxial growth of hcp-Fe flakes using tailored ...
S. S. Parhizgar, Z. Ardeshiri
doaj   +2 more sources

Basic transformations on virtual hexagonal structure [PDF]

open access: yesInternational Conference on Computer Graphics, Imaging and Visualisation (CGIV'06), 2006
Hexagonal structure is different from the traditional square structure for image representation. The geometrical arrangement of pixels on hexagonal structure can be described in terms of a hexagonal grid.
He, X   +6 more
core   +2 more sources

Hexagonal Structure for Intelligent Vision [PDF]

open access: yes2005 International Conference on Information and Communication Technologies, 2005
Using hexagonal grids to represent digital images have been studied for more than 40 years. Increased processing capabilities of graphic devices and recent improvements in CCD technology have made hexagonal sampling attractive for practical applications and brought new interests on this topic.
null Xiangjian He, null Wenjing Jia
openaire   +2 more sources

Coverage Area Maximization Using MOFAC-GA-PSO Hybrid Algorithm in Energy Efficient WSN Design

open access: yesIEEE Access, 2023
Coverage area optimization is always a challenging task to configure an efficient Wireless Sensor Network (WSN). This article proposes an energy-efficient coverage area optimization technique of WSN using a novel hybrid algorithm, called MOFAC-GA-PSO ...
Sudip Kumar De   +4 more
doaj   +1 more source

Characterization of Nickel Oxide Nanoparticles Synthesized under Low Temperature

open access: yesMicromachines, 2021
In this study, ultrafine nickel oxide nanoparticles (NiO NPs) were well synthesized using a simple wet chemical method under low temperature, 300 °C. An Ni(OH)2 precursor was well precipitated by dropping NH4OH into an Ni(Ac)2 solution.
Sung-Jei Hong   +3 more
doaj   +1 more source

Finite Element Analysis Study on Lattice Structure Fabricated Using Corn Husk Fibre Reinforced Recycled Polystyrene Composite [PDF]

open access: yesMATEC Web of Conferences, 2021
This research investigated the lattice structure fabricated using corn husk fibre reinforced recycled polystyrene composite using Finite Element Analysis (FEA). The material’s properties of this composite material were obtained from previous study. Then,
Sulaiman Mohammed Shariff Mohamed   +5 more
doaj   +1 more source

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