Results 11 to 20 of about 3,762 (229)
Inertial waves in rapidly rotating flows: a dynamical systems perspective [PDF]
An overview of recent developments in a wide variety of enclosed rapidly rotating flows is presented. Highlighted is the interplay between inertial waves, which have been predicted from linear inviscid considerations, and the viscous boundary layer ...
López Moscat, Juan Manuel +1 more
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Correction to: Geometric modeling and torque analysis of the magnetic nutation gear drive [PDF]
Correction to: Forsch Ingenieurwes 2017 https://doi.org/10.1007/s10010-017-0246-9 Due to an oversight the captions of Figs. 6 and 7 are incorrect. The correct captions are given …
Ding-jian Huang +3 more
openaire +1 more source
What does an observed quantum system reveal to its observer ? [PDF]
The evolution of a quantum system under observation becomes retarded or even impeded. We review this ``quantum Zeno effect'' in the light of the criticism that has been raised upon a previous attempt to demonstrate it, of later reexaminations of both the
Toschek, Peter E., Wunderlich, Christof
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In the research of nutation magnetic drive, the torque density of gears is an important index to evaluate its performance. Thus, the analysis and optimization of the magnetic torque is particularly important.
Lou Meiyan, Yao Ligang, Guo Chenxian
doaj
Kinematic Modeling for the Nutation Drive Based on Screw Theory
AbstractThe paper describes a study of a relative screw motion of a pair of internal and external spiral bevel gears with double circular-arc tooth profile in a nutation drive by screw theory and focuses on the kinematic modeling for the nutation drive.
Hong, Jinlong +3 more
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Constraining Ceres' interior from its Rotational Motion [PDF]
Context. Ceres is the most massive body of the asteroid belt and contains about 25 wt.% (weight percent) of water. Understanding its thermal evolution and assessing its current state are major goals of the Dawn Mission.
Carry +47 more
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Abstract The machining method of double-arc spiral internal bevel gear with nutation drive-by milling cutter was proposed in this paper. The mathematical modelling of milling cutter trajectory and axial cut-off of forming milling cutter was established, the special machining tool model of bevel gear was further developed by Solidcam, the
Daizhi Xie +3 more
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Design and Analysis of a Novel Single-Input Multi-Output Spatial Petal Tooth Nutation Drive
Abstract Single-input multi-output spatial petal gear is a new type of transmission, which combines the ancient lotus petal structure with the nutation drive principle, has many advantages such as small size, light weight, low noise, high bearing capacity, long life, high reliability, etc.
Lili ZHU +3 more
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Design and Dynamics Simulation of a New Type of Swashplate Engine
To extend the application of the swashplate engine from special engines to the field of general power machinery, it is necessary to considerate speed stability, dynamic balance performance and manufacturing, etc.
Yuxiao Zhang +4 more
doaj
Nuclear magnetic resonance force microscopy with a microwire rf source
We use a 1.0-um-wide patterned Cu wire with an integrated nanomagnetic tip to measure the statistical nuclear polarization of 19F in CaF2 by magnetic resonance force microscopy (MRFM).
Degen, C. L. +4 more
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