Articles with "external force" as a keyword



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Gas‐kinetic unified algorithm for plane external force‐driven flows covering all flow regimes by modeling of Boltzmann equation

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Published in 2020 at "International Journal for Numerical Methods in Fluids"

DOI: 10.1002/fld.4812

Abstract: The nonequilibrium steady gas flows under the external forces are essentially associated with some extremely complicated nonlinear dynamics, due to the acceleration or deceleration effects of the external forces on the gas molecules by the… read more here.

Keywords: gas kinetic; equation; external force; force ... See more keywords
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A Numerical Investigation of the Pinning Phenomenon in Quasi-Periodic Frenkel Kontrova Model Under an External Force

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Published in 2018 at "Journal of Statistical Physics"

DOI: 10.1007/s10955-018-2132-8

Abstract: We perform a numerical study on Frenkel–Kontrova (FK) models in quasi-periodic media subject to a constant external force. The quasi-periodic FK models appear in several physical problems such as deposition, spin waves in 1-D, planar… read more here.

Keywords: phenomenon; external force; frenkel kontrova; force ... See more keywords
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Modeling and Simulation of a Dual Arm Robot During the Compensation of an External Force

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Published in 2018 at "Arabian Journal for Science and Engineering"

DOI: 10.1007/s13369-018-3089-2

Abstract: In this paper, we rely on the equivalent dynamic approach to compensate external forces applied to the upper part of the robot. This study allows us to determine on-line the required movements and accelerations of… read more here.

Keywords: external force; compensation; robot; simulation ... See more keywords
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Active control of the transmission of Lamb waves through an elastic metamaterial

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Published in 2020 at "Journal of Applied Physics"

DOI: 10.1063/5.0017526

Abstract: We have numerically investigated the transmission of an antisymmetric Lamb wave through a line of silicon pillars erected onto a homogeneous silicon plate when the frequency is tuned to a resonant frequency of the pillars.… read more here.

Keywords: external force; transmission; lamb; control transmission ... See more keywords
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Enhancement of the group delay in quadratic coupling optomechanical systems subjected to an external force

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Published in 2023 at "Chinese Physics B"

DOI: 10.1088/1674-1056/accc80

Abstract: We theoretically study the effect of the quadratic coupling strength on optomechanical systems subjected to a continuous external force. Quadratic coupling strength originates from strong coupling between the optical and the mechanical degrees of freedom.… read more here.

Keywords: external force; optomechanical systems; coupling strength; quadratic coupling ... See more keywords
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Oscillating external force as a tool to tune motility characteristics of molecular motors.

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Published in 2021 at "Physical review. E"

DOI: 10.1103/physreve.104.064406

Abstract: Molecular motors move in a dynamic environment of the cytoskeleton which generates fluctuations exceeding the thermal agitation. Their efficient motility and force generation are generally achieved via complex gating and coupling mechanisms between chemical steps,… read more here.

Keywords: force tool; oscillating external; external force; force ... See more keywords
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Vortex motions in coupled phase oscillator lattices with inertia under shear stress.

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Published in 2022 at "Physical review. E"

DOI: 10.1103/physreve.105.054211

Abstract: We propose a coupled phase oscillator model with inertia and study the vortex motion in the model when the external force is applied at the boundaries. The vortex exhibits a glide motion when the external… read more here.

Keywords: motion; external force; phase oscillator; coupled phase ... See more keywords
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Random diffusivity processes in an external force field.

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Published in 2022 at "Physical review. E"

DOI: 10.1103/physreve.106.024112

Abstract: Brownian yet non-Gaussian processes have recently been observed in numerous biological systems, and corresponding theories have been constructed based on random diffusivity models. Considering the particularity of random diffusivity, this paper studies the effect of… read more here.

Keywords: diffusivity processes; diffusivity models; external force; random diffusivity ... See more keywords
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VIMO: Simultaneous Visual Inertial Model-Based Odometry and Force Estimation

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Published in 2019 at "IEEE Robotics and Automation Letters"

DOI: 10.1109/lra.2019.2918689

Abstract: In recent years, many approaches to visual-inertial odometry (VIO) have become available. However, they neither exploit the robot's dynamics and known actuation inputs, nor differentiate between the desired motion due to actuation and the unwanted… read more here.

Keywords: external force; odometry; force; model ... See more keywords
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External Force Estimation in Linear Series Elastic Actuator Without Load-Side Encoder

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Published in 2021 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2020.3013791

Abstract: This article presents a novel estimation method of the external force in linear series elastic actuators (SEAs). Conventionally, such force is estimated through the deflection of an elastic element, placed between motor and end-effector in… read more here.

Keywords: estimation; linear series; load side; external force ... See more keywords
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External Force Estimation of the Industrial Robot Based on the Error Probability Model and SWVAKF

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Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2022.3209742

Abstract: This study proposes an external force estimation method based on the error probability model and a sliding window variational adaptive Kalman filter (SWVAKF) for the problem of industrial robot external force estimation. A probability model… read more here.

Keywords: force; force estimation; external force; probability model ... See more keywords