Results 11 to 20 of about 276,218 (294)

The geometry of $$(t\mod q)$$-arcs

open access: yesDesigns, Codes and Cryptography, 2023
Abstract In this paper, we give a geometric construction of the three strong non-lifted $$(3\mod 5)$$ ( 3 mod 5 )
Sascha Kurz   +3 more
openaire   +5 more sources

The geometry of the Wigner caustic and a decomposition of a curve into parallel arcs [PDF]

open access: yesAnalysis and Mathematical Physics, 2021
AbstractIn this paper we study global properties of the Wigner caustic of parameterized closed planar curves. We find new results on its geometry and singular points. In particular, we consider the Wigner caustic of rosettes, i.e. regular closed parameterized curves with non-vanishing curvature.
Wojciech Domitrz, Michał Zwierzyński
openaire   +3 more sources

Two gas metal arc welding process dataset of arc parameters and input parameters

open access: yesData in Brief, 2021
The dataset was collected from experiments using the gas metal arc welding (GMAW) process. The experiments were planned with Central Composite Design to obtain a greater variety of data.
Rogfel Thompson Martinez   +2 more
doaj   +1 more source

Geometrical Relations Between Slab Dip and the Location of Volcanic Arcs and Back‐Arc Spreading Centers

open access: yesGeochemistry, Geophysics, Geosystems, 2023
A global study of subduction zone dynamics indicates that the thermal structure of the overriding plate may control arc location. A fast convergence rate and a steep slab dip bring a hotter mantle further into the wedge corner, forming arc volcanoes ...
Goeun Ha   +2 more
doaj   +1 more source

Arcs and ovals in infinite {$K$}-clan geometry [PDF]

open access: yesBulletin of the Belgian Mathematical Society - Simon Stevin, 1998
Let \(F=GF(q)\) be the Galois field with \(q\) elements. A \(q\)-clan is a set \({\mathcal C}\) of \(q\), \(2\times 2\) matrices over \(F\) whose pairwise differences are anisotropic, i.e., define quadratic forms that represent 0 only trivially. Associated with a \(q\)-clan \({\mathcal C}\) is a flock \({\mathcal F}({\mathcal C})\) of a quadratic cone ...
Bader, Laura, O'Keefe, Christine M.
openaire   +4 more sources

Experimental and Numerical Analysis on TIG Arc Welding of Stainless Steel Using RSM Approach

open access: yesMetals, 2021
This study involves the validating of thermal analysis during TIG Arc welding of 1.4418 steel using finite element analyses (FEA) with experimental approaches.
Sasan Sattarpanah Karganroudi   +6 more
doaj   +1 more source

On partial geometries arising from maximal arcs [PDF]

open access: yesJournal of Algebraic Combinatorics, 2021
The subject of this paper are partial geometries $pg(s,t,α)$ with parameters $s=d(d'-1), \ t=d'(d-1), \ α=(d-1)(d'-1)$, $d, d' \ge 2$. In all known examples, $q=dd'$ is a power of 2 and the partial geometry arises from a maximal arc of degree $d$ or $d'$ in a projective plane of order $q$ via a known construction due to Thas \cite{Thas73} and Wallis ...
Mustafa Gezek, Vladimir D. Tonchev
openaire   +3 more sources

Process Control Methods in Cold Wire Gas Metal Arc Additive Manufacturing

open access: yesMetals, 2023
Cold wire gas metal arc (CWGMA) additive manufacturing (AM) is more productive and beneficial than the common electric arc processes currently used in wire arc additive manufacturing (WAAM).
João B. Bento   +3 more
doaj   +1 more source

Gravity modelling of the Tyrrhenian-Calabrian-Ionian subduction system

open access: yesFrontiers in Earth Science, 2023
This study provides a lithospheric-scale model along the Ionian Subduction zone in Southern Italy, contributing to the seismotectonic investigation of a region which is affected by relevant historical seismicity.
A. Akimbekova   +7 more
doaj   +1 more source

Lidar arc scan uncertainty reduction through scanning geometry optimization [PDF]

open access: yesAtmospheric Measurement Techniques, 2016
Doppler lidars are frequently operated in a mode referred to as arc scans, wherein the lidar beam scans across a sector with a fixed elevation angle and the resulting measurements are used to derive an estimate of the n minute horizontal mean wind ...
H. Wang   +3 more
doaj   +1 more source

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