Results 21 to 30 of about 226,666 (259)

Thermal contact conductance between additively manufactured carbon fiber reinforced thermoplastic composite: An experimental study

open access: yesCase Studies in Thermal Engineering, 2023
As the additive manufacturing provides an advanced method for fabricating polymeric composite components in thermal engineering applications, the thermal contact conductance (TCC) between the contact composites can become an important problem.
Tian Zhou   +5 more
doaj   +1 more source

Tooth bending strength of gears with a progressive curved path of contact

open access: yesJournal of Computational Design and Engineering, 2021
Abstract The article presents a comprehensive study on the tooth bending strength of spur gears with a progressive curved path of contact, or so-called S-gears. Systematic gear meshing simulations were conducted to study the effects of S-gear geometry parameters on tooth bending strength.
Damijan Zorko   +2 more
openaire   +3 more sources

Elastic-contact-based tool-path planning for free-form surface in belt grinding

open access: yesAdvances in Mechanical Engineering, 2019
As for the fact that the majority of current researches take the technology of tool-path planning for free-form surface only as a geometrical problem, which is not suitable for belt grinding because of the elastic deformation of the grinding belt that ...
Junde Qi, Bing Chen
doaj   +1 more source

Path to fracture in granular flows: Dynamics of contact networks

open access: yesPhysical Review E, 2011
15 pages, 6 figures, accepted for publication in Phys.
Herrera, Mark   +5 more
openaire   +4 more sources

Analysis of arbitrary tooth profiles of cylindrical gears using normal polar coordinates (Application to the generation of a gear tooth profile by a given tooth profile of rack cutter and its interference problem)

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing
Various coordinate systems have been used in tooth profile analysis for cylindrical gears. An effective approach to tooth profile expression using normal polar coordinates is proposed.
Yuya MURAYAMA   +3 more
doaj   +1 more source

Algorithms for optimal min hop and foremost paths in interval temporal graphs

open access: yesApplied Network Science, 2022
Path problems are fundamental to the study of graphs. Temporal graphs are graphs in which the edges connecting the vertices change with time. Min hop paths problem in a temporal graph is the problem of finding time respecting paths from source vertex to ...
Anuj Jain, Sartaj K. Sahni
doaj   +1 more source

An efficient dynamics model of spur gear drive with curved path of contact in mixed elastohydrodynamic lubrication

open access: yesMechanics & Industry, 2022
Design of new tooth shapes have been the focus of gear researchers aimed at overcoming the defects of involute gears. For the spur gear drive with curved path of contact, normal contact loads between engaged teeth vary in direction and magnitude, which ...
Liu Lei, Ni Jiale
doaj   +1 more source

The Binary Contact Path Process

open access: yesThe Annals of Probability, 1983
We study some $\{0, 1, \cdots\}^{z^d}$ valued Markov interactions $\eta_t$ called contact path processes. These are similar to branching random walks, in that the normalized size process starting from a singleton is a martingale which converges to a limit $M_\infty$.
openaire   +2 more sources

High Contact Ratio Design and Meshing Performance Comparison for Spiral Bevel Gear

open access: yesJixie chuandong, 2022
In order to improve the meshing performance of spiral bevel gears, a novel design method of large contact ratio along face width contact path is proposed.
Jinzhan Su   +4 more
doaj  

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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