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Control of physical behaviors of nematic colloids and colloidal crystals has been demonstrated by tuning particle shape, topology, chirality and surface charging. However, the capability of altering physical behaviors of such soft matter…

软凝聚态物质 · 物理学 2021-01-12 Ye Yuan , Patrick Keller , Ivan I. Smalyukh

Interactions between active individuals in animal collectives lead to emergent responses that remain elusive in synthetic soft matter. Here, shape-morphing polymers are used to create bio-inspired transient solids that self-assemble with…

Ferrogels and magnetic elastomers differentiate themselves from other materials by their unique capability of reversibly changing shape and mechanical properties under the influence of an external magnetic field. A crucial issue in the…

软凝聚态物质 · 物理学 2015-10-28 Giorgio Pessot , Rudolf Weeber , Christian Holm , Hartmut Löwen , Andreas M. Menzel

This paper contains a thorough investigation of the performance of electrically activated layered soft dielectric composite actuators under plane deformation. Noting that the activation can be induced controlling either the voltage or the…

软凝聚态物质 · 物理学 2015-06-17 Massimiliano Gei , Roberta Springhetti , Eliana Bortot

Soft materials such as colloidal suspensions, polymer solutions and liquid crystals are constituted by mesoscopic entities held together by weak forces. Their mechanical moduli are several orders of magnitude lower than those of atomic…

软凝聚态物质 · 物理学 2015-06-16 Ranjini Bandyopadhyay

The macroscopic behaviour of active matter arises from nonequilibrium microscopic processes. In soft materials, active stresses typically drive macroscopic shape changes, which in turn alter the geometry constraining the microscopic…

软凝聚态物质 · 物理学 2024-11-26 Tim Dullweber , Roman Belousov , Anna Erzberger

Classical rigid-bodied robotic systems are presented with proven success in theoretical development and industrial applications, are recently challenged by the emergence of soft robotics due to a growing need in physical human-robot…

机器人学 · 计算机科学 2020-03-03 Yaohui Chen , Sing Le , Qiao Chu Tan , Oscar Lau , Fang Wan , Chaoyang Song

Soft robotics is a rapidly growing field that spans the fields of chemistry, materials science, and engineering. Due to the diverse background of the field, there have been contrasting naming schemes such as 'intelligent', 'smart' and…

机器人学 · 计算机科学 2024-01-22 Trevor Exley , Emilly Hays , Daniel Johnson , Arian Moridani , Ramya Motati , Amir Jafari

We present a microscopic model of a disordered viscoelastic active solid, i.e. an active material whose long time behaviour is elastic as opposed to viscous. It is composed of filaments, passive crosslinks and molecular motors powered by…

软凝聚态物质 · 物理学 2014-07-15 Rhoda J. Hawkins , Tanniemola B. Liverpool

Liquid crystal elastomers contract along their director on heating and recover on cooling, offering great potential as actuators and artificial muscles. If a flat sheet is programmed with a spatially varying director pattern, it will…

软凝聚态物质 · 物理学 2021-12-22 D. Duffy , M. Javed , M. K. Abdelrahman , T. H. Ware , M. Warner , J. S. Biggins

Cellular locomotion often involves the motion of thin, elastic filaments, such as cilia and flagella, in viscous environments. The manuscript serves as a general introduction to the topic of modelling microscale elastohydrodynamics. We…

软凝聚态物质 · 物理学 2024-10-15 Maciej Lisicki

When a rigid object approaches a soft material in a viscous fluid, hydrodynamic stresses arise in the lubricated contact region and deform the soft material. The elastic deformation modifies in turn the flow, hence generating a…

材料科学 · 物理学 2023-03-29 Caroline Kopecz-Muller , Vincent Bertin , Elie Raphael , Joshua D Mcgraw , Thomas Salez

Active materials are capable of converting free energy into directional motion, giving rise to striking dynamical phenomena. Developing a general understanding of their structure in relation to the underlying non-equilibrium physics would…

软凝聚态物质 · 物理学 2018-10-17 Nitin Kumar , Rui Zhang , Juan J. de Pablo , Margaret L. Gardel

Thermosensitive microgels are widely studied hybrid systems combining properties of polymers and colloidal particles in a unique way. Due to their complex morphology their interactions and packing, and consequentially the viscoelastcity of…

软凝聚态物质 · 物理学 2019-06-19 Gaurasundar M. Conley , James L. Harden , Frank Scheffold

One characteristic feature of soft matter systems is their strong response to external stimuli. As a consequence they are comparatively easily driven out of their ground state and out of equilibrium, which leads to many of their fascinating…

软凝聚态物质 · 物理学 2015-01-29 Andreas M. Menzel

Shape morphing magnetic soft materials, composed of magnetic particles in a soft polymer matrix, can transform shapes reversibly, remotely, and rapidly, finding diverse applications in actuators, soft robotics, and biomedical devices. To…

软凝聚态物质 · 物理学 2020-11-17 Xiao Kuang , Shuai Wu , Yi Jin , Qiji Ze , S. Macrae Montgomery , Liang Yue , H. Jerry Qi , Ruike Zhao

The description of the collective magnetorheological effect induced by magnetic field in magnetoactive elastomers is proposed. The condition of consistency is used between magnetic and mechanic momenta of forces exerted on magnetically…

软凝聚态物质 · 物理学 2020-05-27 V. M. Kalita , I. M. Ivanova , V. M. Loktev

Nematic elastomers are programmable soft materials that display large, reversible and predictable deformation under an external stimulus such as a change in temperature or light. While much of the work in the field has focused on actuation…

软凝聚态物质 · 物理学 2021-04-07 Victoria Lee , Kaushik Bhattacharya

Magnetic programming soft machines has great development prospects in the fields of minimally invasive medicine, wearable device and soft robot. However, unrepeatable magnetization and low modulus limits their applications. So far, there…

材料科学 · 物理学 2021-11-30 Ran Zhao , Guopeng Zhou , Hanchen Yao , Houde Dai

Ferrogels, i.e., hydrogels loaded with magnetic nanoparticles, have the ability to deform in external magnetic fields. The precise shape of deformation and the alignment of the gel in the field, however, depend on the interplay of several…

软凝聚态物质 · 物理学 2017-04-24 Rudolf Weeber , Christian Holm