Results 31 to 40 of about 276,218 (294)

Geometry and parameter design of novel circular arc helical gears for parallel-axis transmission

open access: yesAdvances in Mechanical Engineering, 2017
Based on the space curve meshing equation, in this article, a geometry design of a novel circular arc helical gear mechanism with pure rolling for parallel transmission was presented.
Zhen Chen   +5 more
doaj   +1 more source

Arc Characteristics and Weld Bead Microstructure of Ti-6Al-4V Titanium Alloy in Ultra-high Frequency Pulse Gas Tungsten Arc Welding (UHFP-GTAW) Process

open access: yesMedžiagotyra, 2020
To resolve the problem of grain coarsening occurring in the fusion zone and the heat-affected zone during conventional gas tungsten arc welding(C-GTAW) welded titanium alloy, which severely restricts the improvement of weld mechanical properties, welding
Wei LI   +3 more
doaj   +1 more source

Influence of process parameters on single weld seam geometry and process stability in Laser Hot-Wire Cladding of AISI 52100

open access: yesAdvances in Industrial and Manufacturing Engineering, 2023
Steels with high carbon content can hardly or not at all be welded, but are of great interest for cladding applications due to their high hardness.
L. Budde   +5 more
doaj   +1 more source

Analysis of Grinding Force and Elastic Deformation in Thread Grinding Process

open access: yesAdvances in Mechanical Engineering, 2013
Considering the grinding geometry of the thread grinding dynamic contact arc length, a dynamic numerical thread grinding model has been set up on the basis of study of a single grit grinding model. The properties of grinding force and dynamic contact arc-
Wei Wang, Xianying Feng
doaj   +1 more source

Convoluted arc with flux concentrator for current interruption [PDF]

open access: yes, 2017
Further considerations are given to the use of an electromagnetic flux concentrator for arc plasma control in a rotary arc current interrupter. Such flux concentrators have been previously proposed for plasma fusion and other plasma applications.
Jones, Gordon R   +2 more
core   +3 more sources

Arc characteristics and weld appearance in pulsed ultrasonic assisted GTAW process

open access: yesResults in Physics, 2019
A new welding process was named as pulsed ultrasonic assisted GTAW (PU-GTAW). In low-frequency of 1–20 Hz, the arc shape went through from expansion to contraction and re-expansion with the change of pulsed frequency, which was defined as pulsed arc ...
Chao Chen   +5 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

Impact of Gas Metal Arc Welding Parameters on Bead Geometry and Material Distortion of AISI 316L

open access: yesJournal of Manufacturing and Materials Processing, 2023
This study investigates the impact of gas metal arc welding (GMAW) parameters on the bead geometry and material distortion of AISI 316L. Three parameters—arc current in ampere (A), filler feed rate (m/min), and gas composition—were modified at varying ...
Samir Khrais   +3 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

Deposition of Organic Molecules on Gold Nanoantennas for Sensing [PDF]

open access: yes, 2017
The deposition of organic molecules on gold nanoantennas is reported through chemisorption for sensing in the midinfrared (mid-IR) spectral range. The specific nanostructures are gold asymmetric-split ring resonators (A-SRRs) based on circular-geometry ...
De La Rue, Richard M.   +3 more
core   +1 more source

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