Results 41 to 50 of about 3,785,147 (434)

Characterization of Influences of Steel-Aluminum Dissimilar Joints with Intermediate Zinc Layer

open access: yesMetals, 2020
Brittle intermetallic phases are formed when steel and aluminum are joined. Therefore, it is difficult to use this combination of materials when applying the multimaterial design in the construction of load-adapted and weight-adapted structures. In order
Tobias Bick   +3 more
doaj   +1 more source

Gradient droplet distribution promotes spontaneous formation of frost-free zone

open access: yesCommunications Materials, 2022
Preventing the condensation of water is key for anti-icing applications. Here, a macro-ridged surface is found to prevent frost formation either side of each ridge, attributed to a change in water vapor distribution preventing ice bridge formation.
Chenguang Lu   +7 more
doaj   +1 more source

Therblig-embedded value stream mapping method for lean energy machining [PDF]

open access: yes, 2017
To improve energy efficiency, extensive studies have focused on the cutting parameters optimization in the machining process. Actually, non-cutting activities (NCA) occur frequently during machining and this is a promising way to save energy through ...
Jia, Shun   +5 more
core   +1 more source

Machining of complex-shaped parts with guidance curves [PDF]

open access: yes, 2013
Nowadays, high-speed machining is usually used for production of hardened material parts with complex shapes such as dies and molds. In such parts, tool paths generated for bottom machining feature with the conventional parallel plane strategy induced ...
Furet, BenoĆ®t   +3 more
core   +4 more sources

Multiway Storage Modification Machines [PDF]

open access: yesarXiv, 2021
We present a parallel version of Sch\"onhage's Storage Modification Machine, the Multiway Storage Modification Machine (MWSMM). Like the alternative Association Storage Modification Machine of Tromp and van Emde Boas, MWSMMs recognize in polynomial time what Turing Machines recognize in polynomial space.
arxiv  

Kinematic characteristics of mass finishing process with the parallel spindle: Velocity measurement and analysis of the media

open access: yesAdvances in Mechanical Engineering, 2017
References for theory analysis, quality prediction, and automatic control can be provided by testing the displacement variation of the media in mass finishing process with the parallel spindle using CCD laser displacement sensor, calculating the whole ...
Xiuhong Li   +4 more
doaj   +1 more source

Investigation of a test rig based on smart vision sensors for automated inspection of press-hardened automotive body components [PDF]

open access: yesMATEC Web of Conferences
Defects such as cracks, overlaps and impressions are prevalent in the manufacturing of press-hardened automotive body components. The prevailing industrial practices rely on manual visual inspections, which are both costly and less effective, thereby ...
Simon Fabio   +4 more
doaj   +1 more source

The Fabrication of Micro/Nano Structures by Laser Machining

open access: yesNanomaterials, 2019
Micro/nano structures have unique optical, electrical, magnetic, and thermal properties. Studies on the preparation of micro/nano structures are of considerable research value and broad development prospects.
Liangliang Yang   +9 more
semanticscholar   +1 more source

Modeling and Optimal Design of Machining-Induced Residual Stresses in Aluminium Alloys Using a Fast Hierarchical Multiobjective Optimization Algorithm [PDF]

open access: yes, 2011
The residual stresses induced during shaping and machining play an important role in determining the integrity and durability of metal components. An important issue of producing safety critical components is to find the machining parameters that create ...
Christophe Pinna   +10 more
core   +1 more source

Tribological Properties of Carbon Tool Steel after Plasma Electrolytic Nitrocarburizing

open access: yesJournal of Manufacturing and Materials Processing, 2023
The effect of plasma electrolytic nitrocarburizing on the wear resistance of carbon tool steel in friction couples with hardened steel and lead-tin bronze is considered in order to study the mechanism and type of wear, as well as the influence of ...
Tatiana Mukhacheva   +8 more
doaj   +1 more source

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