Results 21 to 30 of about 1,062 (197)

Bio-Inspired Soft Grippers Based on Impactive Gripping. [PDF]

open access: yesAdv Sci (Weinh), 2021
According to movement ways and the classification model inspired by biological “grippers”, the soft grippers are divided into three types: non‐continuum bending‐type grippers, continuum bending‐type grippers, and continuum twisting‐type grippers. For each type of gripper, material properties, device architectures, and manipulation strategies are ...
Zhou L   +5 more
europepmc   +2 more sources

Electrorheology of urea-functionalized lathlike goethite particles in silicone oil [PDF]

open access: hybrid
Electrorheological fluids (ERFs) are smart materials with unique rheological properties tuned by the application of electric fields. Initially discovered in the late 1940s, ERFs have been studied for applications in various fields, including engineering ...
Agresti, Filippo   +9 more
core   +2 more sources

Electrorheological Fluid Dynamics [PDF]

open access: yesPhysical Review Letters, 2008
We use the Onsager principle to derive a two-phase continuum formulation for the hydrodynamics of the electrorheological (ER) fluid, consisting of dielectric microspheres dispersed in an insulating liquid. Predictions of the theory are in excellent agreement with the experiments.
Zhang, Jianwei   +4 more
openaire   +4 more sources

Research and Application of Vibration Isolation Platform Based on Nonlinear Vibration Isolation System

open access: yesJournal of Sensors, Volume 2023, Issue 1, 2023., 2023
In order to weaken the ground vibration caused by mechanical equipment, a vibration isolation platform of nonlinear vibration isolation system is proposed. The influence of flexible foundation and nonlinear isolator parameters on the performance of nonlinear vibration isolation platform is studied.
Fei Wang   +8 more
wiley   +1 more source

Phase transition in electrorheological plasmas

open access: yesContributions to Plasma Physics, Volume 61, Issue 10, November 2021., 2021
Abstract Applying an external electric AC field to a dusty plasma, the micro‐particles arrange in strings or chains. In analogy to electrorheological fluids, such a system is called electrorheological plasma. Turning gradually the AC field into a DC field, the string formation is diminished until it vanishes completely in the DC case.
Christopher Dietz   +4 more
wiley   +1 more source

Physical aspects of dust–plasma interactions

open access: yesContributions to Plasma Physics, Volume 61, Issue 10, November 2021., 2021
Abstract Low‐pressure gas discharge plasmas are known to be strongly affected by the presence of small dust particles. This issue plays a role in the investigations of dust particle‐forming plasmas, where the dust‐induced instabilities may affect the properties of synthesized dust particles. Also, gas discharges with large amounts of microparticles are
M.Y. Pustylnik   +5 more
wiley   +1 more source

Strong Electrorheological Performance of Smart Fluids Based on TiO2 Particles at Relatively Low Electric Field

open access: yesFrontiers in Materials, 2021
Electrorheological (ER) fluids are a type of smart material with adjustable rheological properties. Generally, the high yield stress (>100 kPa) requires high electric field strength (>4 kV/mm).
Yuchuan Cheng   +11 more
doaj   +1 more source

Electrorheological polishing performance of cerium-doped titanium dioxide particles

open access: yesFrontiers in Materials, 2022
Electrorheological (ER) polishing as a new type of polishing technique has flexibility and controllability. However, ER polishing cannot be widely used in actual processing because the present ER polishing fluid is usually prepared by simple mixing ...
Xufeng Hu   +7 more
doaj   +1 more source

Influence of the Polarity of the Electric Field on Electrorheometry [PDF]

open access: yes, 2019
Uniaxial extensional flow is a canonical flow typically used in rheological characterization to provide complementary information to that obtained by imposing simple shear flow.
Galindo Rosales, Francisco J.   +2 more
core   +1 more source

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