Results 1 to 10 of about 1,740,917 (229)

A novel arc geometry setting for pelvic radiotherapy with extensive nodal involvement. [PDF]

open access: yesJ Appl Clin Med Phys, 2016
The aim of this study was to find optimal planning approach for large planning targets with complicated geometry requiring wide field openings.
Rossi M, Boman E, Skyttä T, Kapanen M.
europepmc   +3 more sources

Geometry and Distortion Prediction of Multiple Layers for Wire Arc Additive Manufacturing with Artificial Neural Networks [PDF]

open access: goldApplied Sciences, 2021
Wire arc additive manufacturing (WAAM) is a direct energy deposition (DED) process with high deposition rates, but deformation and distortion can occur due to the high energy input and resulting strains.
Christian Wacker   +7 more
openalex   +2 more sources

Geometry on arc spaces of algebraic varieties [PDF]

open access: green, 2000
This paper is a survey on arc spaces, a recent topic in algebraic geometry and singularity theory. The geometry of the arc space of an algebraic variety yields several new geometric invariants and brings new light to some classical invariants.Comment: 22
Denef, J., Loeser, F.
core   +4 more sources

Analysis of the Wall Geometry with Different Strategies for High Deposition Wire Arc Additive Manufacturing of Mild Steel [PDF]

open access: goldMetals, 2020
Additive manufacturing has gained relevance in recent decades as an alternative to the manufacture of metal parts. Among the additive technologies, those that are classified as Directed Energy Deposition (DED) are characterized by their high deposition ...
Eider Aldalur   +4 more
openalex   +2 more sources

Lidar arc scan uncertainty reduction through scanning geometry optimization

open access: gold, 2015
. 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 ...
Wang Hui   +3 more
openalex   +2 more sources

Prediction of deposition bead geometry in wire arc additive manufacturing using machine learning

open access: yesJournal of Materials Research and Technology, 2022
The deposition bead geometry in the arc strike zone is often abnormal compared with that in the middle deposition zone. The accumulation of these errors in the deposition process results in defects in the overall geometry of the deposition bead.
Won-Jung Oh   +2 more
doaj   +1 more source

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

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

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