Results 31 to 40 of about 293,429 (283)

Bethe ansatz solution of triangular trimers on the triangular lattice [PDF]

open access: yesPhysical Review E, 2001
Details are presented of a recently announced exact solution of a model consisting of triangular trimers covering the triangular lattice. The solution involves a coordinate Bethe Ansatz with two kinds of particles. It is similar to that of the square-triangle random tiling model, due to M. Widom and P. A. Kalugin.
Verberkmoes, A., Nienhuis, B.
openaire   +4 more sources

Dual-band Multi Slot Patch Antenna for Wireless Applications

open access: yesJournal of Telecommunications and Information Technology, 2013
In this paper a novel configuration of broadband multi slot antenna for C/X bands is presented and analyzed. By cutting two diamond slots in the middle of the rectangular patch and three triangular slots in the right side of the patch, resonances can be
Mohammad Samsuzzaman   +2 more
doaj   +1 more source

Hierarchical triangular splines [PDF]

open access: yesACM Transactions on Graphics, 2005
Smooth parametric surfaces interpolating triangular meshes are very useful for modeling surfaces of arbitrary topology. Several interpolants based on these kind of surfaces have been developed over the last fifteen years. However, with current 3D acquisition equipments, models are becoming more and more complex.
Yvart, Alex   +2 more
openaire   +4 more sources

Power domination on triangular grids with triangular and hexagonal shape [PDF]

open access: yesJournal of Combinatorial Optimization, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Prosenjit Bose   +3 more
openaire   +4 more sources

Numerical Investigation of Channel Geometry on the Performance of a Pem Fuel Cell

open access: yesInternational Journal of Applied Mechanics and Engineering, 2013
A complete three-dimensional and single phase model for proton exchange membrane (PEM) fuel cells was used to investigate the effect of using different channels geometry on the performances, current density and gas concentration. The proposed model was a
I. Khazaee, M. Mohammadiun
doaj   +1 more source

Comprehensive Review of Natural Convection Heat Transfer in Annulus Complex Enclosures

open access: yesAl-Qadisiyah Journal for Engineering Science, 2020
The natural convection heat transfer has many applications in engineering like solar collectors, cooling of electronic equipment, and geothermal engineering.
Ammar Abdulkadhim a   +3 more
doaj   +1 more source

Triangular Bezier clipping [PDF]

open access: yesProceedings the Eighth Pacific Conference on Computer Graphics and Applications, 2002
This paper presents a new approach to finding ray–patch intersections with triangular Bernstein–Bézier patches of arbitrary degree. Unlike a previous approach which was based on a combination of hierarchical subdivision and a Newton–like iteration scheme [15], this work extends the concept of Bézier clipping to the triangular domain.
Roth, Samuel Hans Martin   +2 more
openaire   +2 more sources

A Parameter-tunable Triangular Norm with Monotonic Genes

open access: yesJournal of Harbin University of Science and Technology, 2023
In order to study the optimization of Zadeh operator, a definition of parameter-tunable triangular norm with monotonic genes is given.First, we defined a kind of triangular norm Fλin the general sense generated by monotone functions using elementary ...
WU Lunhua, ZHAO Hui, WANG Yue
doaj   +1 more source

COMPARISON BETWEEN THE LINGUALLY BASED AND THE BUCCALLY BASED TRIANGULAR FLAP DESIGN IN THE SURGICAL REMOVAL OF IMPACTED MANDIBULAR THIRD MOLARS (CLINICAL TRIAL) [PDF]

open access: yesAlexandria Dental Journal, 2021
INTRODUCTION: Removal of wisdom teeth could be challenging owning to limited accessibility, the tooth’s structural location and probable nerve damage especially to the inferior alveolar nerve and the lingual nerve.OBJECTIVES: The primary goal of this ...
Ahmed Sweedan, Saeeda Osman, Nesma Said
doaj   +1 more source

MODELING OF HEAT EXCHANGE AT TURBULENT FLOW IN FLAT CHANNELS WITH SYMMETRIC TURBULIZERS ON BOTH PARTIES

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2019
Objectives. Mathematical modeling of heat transfer in flat channels with turbulators symmetrically located on both its sides, depending on the cross section of the turbulators.Methods.
I. E. Lobanov
doaj   +1 more source

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