Results 81 to 90 of about 2,651 (194)

Microdynamics of magnetic particles in complex fluids [PDF]

open access: yes, 2011
International audienceThe agregation of magnetic particles in the presence of a magnetic field is the basic phenomenon which underlies all the physcis of magnetorheological (MR) fluids.Although these interactions are well understood when the suspending ...
Bossis, Georges   +2 more
core   +4 more sources

Thermoresistance and giant magnetoresistance of magnetorheological elastomers [PDF]

open access: yesJournal of Physics D: Applied Physics, 2009
A new magnetorheological elastomer composite (MRE) was developed with a resistance which is strongly sensitive both to temperature and pressure. The electrical resistance of this MRE was investigated versus pressure and temperature. The resistance of the composite was recorded versus pressure for seven different values of the temperature. The mechanism
Kchit, Nadir   +2 more
openaire   +1 more source

Ultrafast Adhesion/Friction Bidirectionally Switchable Control by Vibration

open access: yesAdvanced Functional Materials, Volume 36, Issue 8, 26 January 2026.
Bioinspired gradient smooth architectures enable vibration‐switchable adhesion/friction with 62.02 kPa adhesion strength, 131.57 kPa shear strength, tilt angles ≥ 3°, roughness ≥ Ra 0.8 µm, 400 Hz antivibration robustness, and dual‐mode control. The synergy of geometry optimization and vibration modulation tuning bridges multidomain adaptability and ...
Jian Chen   +10 more
wiley   +1 more source

Study on the Magnetic Contact Mechanical Properties of Polyurethane-Based Magnetorheological Elastomer Sealing Materials

open access: yesLubricants
In order to meet the dual requirements of hydraulic dynamic sealing to ensure a reduction in friction, this study prepared polyurethane-based magnetorheological elastomers (MREs).
Xiuxu Zhao, Emmanuel Appiah, Haile Tang
doaj   +1 more source

Recent progress on the magnetorheological plastomers

open access: yesInternational Journal of Smart and Nano Materials, 2015
Different from the traditional magnetorheological (MR) fluids and elastomers, the magnetic particles in the plastic MR materials are not ‘deadly’ trapped in the polymer matrix; thus, the MR plastomers exhibit higher MR effects and lower sedimentation ...
Shouhu Xuan   +3 more
doaj   +1 more source

A Mini Review of Scientific Designs of Dynamic Responsive Fluids in Battery Technologies

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT Dynamic responsive fluids are emerging as transformative elements in the evolution of battery technologies, marking a pivotal shift from static passive designs toward systems that actively sense and adapt to their operating environments. By integrating dynamic responsive fluids, batteries can interact with both internal and external stimuli in
Xiu‐Zhen Yang   +11 more
wiley   +1 more source

Magnetic Field Induced Surface Micro-Deformation of Magnetorheological Elastomers for Roughness Control

open access: yesFrontiers in Materials, 2018
In this work, we propose mesoscopic model to investigate the surface micro structures of magnetorheological elastomers (MREs) under a magnetic field. By comparing the surface roughness changes of MREs, we found that the surface micro-deformation of MREs,
Shiwei Chen, Rui Li, Xi Li, Xiaojie Wang
doaj   +1 more source

Frequency control of smart base isolation system employing a novel adaptive magneto-rheological elastomer base isolator [PDF]

open access: yes, 2015
© The Author(s) 2015. In the past decades, base isolation techniques have become increasingly popular for seismic protection of civil structures owing to its capability of decoupling buildings from harmful ground motion.
Askari, M, Gu, X, Li, J, Li, Y
core   +1 more source

Magnetoactive Metamaterials: A State‐of‐the‐Art Review

open access: yesAdvanced Engineering Materials, Volume 27, Issue 23, December 2025.
Magnetoactive metamaterials combine magnetoactive composites with architected metastructures to enable contactless, tunable control of mechanical, acoustic, and elastic properties. This review highlights recent advances in their design, fabrication, and applications in soft robotics, biomedical devices, and adaptive structures and outlines future ...
Seyyedmohammad Aghamiri, Ramin Sedaghati
wiley   +1 more source

A Three‐Phase Electrostatic Clutch with Variable Mechanical Impedance Control for Soft Robotic Systems

open access: yesAdvanced Science, Volume 12, Issue 45, December 4, 2025.
The research introduces a three‐phase electrostatic (ES) clutch with variable mechanical impedance control, specifically designed to enable continuous and precise friction modulation, thereby reducing both force degradation and oscillatory motion. This method effectively resolves conventional ES clutch issues, such as residual charge accumulation and ...
Dongyoung Lee, Heejin Yu, Joonbum Bae
wiley   +1 more source

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