Results 31 to 40 of about 1,889,452 (289)

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

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

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  

Contact Projective Structures

open access: yes, 2005
A contact projective structure is a contact path geometry the paths of which are among the geodesics of some affine connection. In the manner of T.Y.
Fox, Daniel J. F.
core   +1 more source

Dephasing due to Which Path Detector

open access: yes, 1997
We study dephasing of electrons induced by a which path detector and thus verify Bohr's complementarity principle for fermions. We utilize a double path interferometer with two slits, with one slit being replaced by a coherent quantum dot (QD).
Aleiner   +19 more
core   +2 more sources

Charge Detection in a Closed-Loop Aharonov-Bohm Interferometer [PDF]

open access: yes, 2006
We report on a study of complementarity in a two-terminal "closed-loop" Aharonov-Bohm interferometer. In this interferometer, the simple picture of two-path interference cannot be applied.
A. L. Yeyati   +3 more
core   +2 more sources

Functional bosonization with time dependent perturbations

open access: yes, 2003
We extend a path-integral approach to bosonization previously developed in the framework of equilibrium Quantum Field Theories, to the case in which time-dependent interactions are taken into account.
CARLOS M. NAÓN   +7 more
core   +2 more sources

Orion Routing Protocol for Delay-Tolerant Networks [PDF]

open access: yes, 2011
In this paper, we address the problem of efficient routing in delay tolerant network. We propose a new routing protocol dubbed as ORION. In ORION, only a single copy of a data packet is kept in the network and transmitted, contact by contact, towards the
Ahmed, Toufik, Medjiah, Samir
core   +8 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

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