Results 31 to 40 of about 1,740,917 (229)

Effects of aquifer geometry on seawater intrusion in annulus segment island aquifers [PDF]

open access: yesHydrology and Earth System Sciences, 2021
Seawater intrusion in island aquifers was considered analytically, specifically for annulus segment aquifers (ASAs), i.e., aquifers that (in plan) have the shape of an annulus segment.
Z. Luo   +8 more
doaj   +1 more source

A Comprehensive Prediction Model of Bead Geometry in Wire and Arc Additive Manufacturing

open access: yesJournal of Physics: Conference Series, 2020
To explore the effect of process parameters on the bead geometry in cold metal transfer wire arc additive manufacturing(CMT-WAAW), the response surface optimization method was adopted in this paper.
Changxing Wang   +4 more
semanticscholar   +1 more source

Experimental and simulation data for point-by-point wire arc additively manufactured carbon steel bars loaded in uniaxial tension

open access: yesData in Brief
Wire arc additive manufacturing is considered to allow a reduced material consumption for structural steel components by efficiently distributing the material only where necessary.
Vlad-Alexandru Silvestru
doaj   +1 more source

Effects of Thermal Cycling on Wire and Arc Additive Manufacturing of Al-5356 Components

open access: yesMetals, 2020
Wire and arc additive manufacturing (WAAM) provides a promising alternative to conventional machining for the production of large structures with complex geometry, as well as individualized low quantity components, using cost-efficient production ...
Markus Köhler   +2 more
doaj   +1 more source

Millennial slip rate of the Longitudinal Valley fault from river terraces: Implications for convergence across the active suture of eastern Taiwan [PDF]

open access: yes, 2006
The Longitudinal Valley fault is a key element in the active tectonics of Taiwan. It is the principal structure accommodating convergence across one of the two active sutures of the Taiwan orogeny.
Avouac, Jean-Philippe   +4 more
core   +1 more source

Quantum transport in a curved one-dimensional quantum wire with spin-orbit interactions

open access: yes, 2010
The one-dimensional effective Hamiltonian for a planar curvilinear quantum wire with arbitrary shape is proposed in the presence of the Rashba spin-orbit interaction.
Erhu Zhang   +8 more
core   +1 more source

Flow loss and structure of circular arc blades with different leading edges

open access: yesAdvances in Mechanical Engineering, 2018
Due to much lower cost of development and production, circular arc blades are often applied to axial flow fans. However, compared with NACA 65 profile, circular arc blades have higher losses, which are caused by the formation of separation bubbles or ...
Tao Bian   +4 more
doaj   +1 more source

Evolutes of plane curves and null curves in Minkowski $3$-space

open access: yes, 2016
We use the isotropic projection of Laguerre geometry in order to establish a correspondence between plane curves and null curves in the Minkowski $3$-space.
Nolasco, Boaventura, Pacheco, Rui
core   +1 more source

Quantum steering ellipsoids, extremal physical states and monogamy [PDF]

open access: yes, 2014
A Corrigendum for this article has been published in 2015 New J. Phys. 17 019501Any two-qubit state can be faithfully represented by a steering ellipsoid inside the Bloch sphere, but not every ellipsoid inside the Bloch sphere corresponds to a two-qubit ...
Altepeter J   +14 more
core   +5 more sources

ADAP: Adaptive & Dynamic Arc Padding for predicting seam profiles in Multi-Layer-Multi-Pass robotic welding

open access: yesAI Open
Welding thick metal plates using Multi-Layer-Multi-Pass (MLMP) techniques demands precise control over the weld seam profile as it evolves during the cooling process. In MLMP welding, typically executed with Gas Metal Arc Welding (GMAW) and shielding gas
He Wang   +4 more
doaj   +1 more source

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