نتایج جستجو برای: langmuir slip model

تعداد نتایج: 2122435  

2005
Michael Zaiser Paolo Moretti

On microscopic and mesoscopic scales, plastic flow of crystals is characterized by large intrinsic fluctuations. Deformation by crystallographic slip occurs in a sequence of intermittent bursts (’slip avalanches’) with power-law size distribution. In the spatial domain, these avalanches produce characteristic deformation patterns in the form of slip lines and slip bands which exhibit longrange ...

2013
Yihe Huang Jean-Paul Ampuero Hiroo Kanamori

We present 2D dynamic rupture models of the 2011 Tohoku-Oki earthquake based on linear slip-weakening friction. We use different types of available observations to constrain our model parameters. The distribution of stress drop is determined by the final slip distribution from slip inversions. As three groups of along-dip slip distribution are suggested by different slip inversions, we present ...

In this paper a laminar flow of water on an ice layer subjected to a slip condition is considered numerically. The paper describes a parametric mathematical model to simulate the coupled heat and mass transfer events occurring in moving boundary problems associated with a quasi steady state steady flow process. The discretization technique of the elliptic governing differential equations of mas...

In the first part of the present study, a two dimensional half-corrugated channel flow is simulated at Reynolds number of 104, in no-slip condition (hydrophilic surfaces( using various low Reynolds turbulence models as well as standard k-ε model; and an appropriate turbulence model (k-ω 1998 model( is proposed. Then, in order to evaluate the proposed solution method...

2004
Nicolas G. Hadjiconstantinou

We discuss and validate a recently proposed secondorder slip model for dilute gas flows. Our discussion focuses on the importance of quantitatively accounting for the effect of Knudsen layers close to the walls. This is important, not only for obtaining an accurate slip model but also for interpreting the results of the latter since in transition-regime flows the Knudsen layers penetrate large ...

Journal: :IEEE Trans. Robotics and Automation 2002
Robert L. Williams Brian E. Carter Paolo Gallina Giulio Rosati

A dynamic model is presented for omnidirectional wheeled mobile robots, including wheel/motion surface slip. We derive the dynamics model, experimentally measure friction coefficients, and measure the force to cause slip (to validate our friction model). Dynamic simulation examples are presented to demonstrate omnidirectional motion with slip. After developing an improved friction model, compar...

Journal: :Journal of Physical Oceanography 2013

2016
Akinori Hashima Thorsten W. Becker Andrew M. Freed Hiroshi Sato David A. Okaya

We investigated the effects of elastic heterogeneity on coseismic deformation associated with the 2011 Tohoku-oki earthquake, Japan, using a 3-D finite element model, incorporating the geometry of regional plate boundaries. Using a forward approach, we computed displacement fields for different elastic models with a given slip distribution. Three main structural models are considered to separat...

2003
Masayuki Mori Takashi Maeno Yoji Yamada

A method is presented to display partial slip in precision grip of humans. Partial slip is important information for precision grip of humans, because the human controls grasping force by detecting expansion of the partial slip area. Therefore, a device that displays partial slip will make it easier for remote controlled mechanical hands to grasp objects, irrespective of the friction coefficien...

2014
J. P. Avouac

We model seismic and aseismic slip on the Japan megathrust in the area of theMw9.0, 2011 Tohoku-Oki earthquake based on daily time series from 400 GPS stations of the GEONET network and campaign measurements of six sea floor displacements. The coseismic and postseismic slip distributions are inverted simultaneously using principal component analysis-based inversion method (PCAIM). Exploring a w...

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