Elastic instabilities, microstructure transformations, and pattern formations in soft materials

J Li, N Arora, S Rudykh - Current Opinion in Solid State and Materials …, 2021 - Elsevier
Large deformations of soft materials can give rise to the development of various elastic
instabilities. The phenomenon is associated with a sudden and dramatic change in structure …

Inhomogeneous large deformation of magneto-thermal sensitive hydrogel-based composite structures

J Hu, H Li, J Du, Z Liu, E Carrera - Mechanics of Advanced …, 2024 - Taylor & Francis
Magneto-thermal sensitive hydrogels, created by adding magnetic nanoparticles to thermo-
sensitive gel matrices, have gained attention due to their remote controlled actuation. In this …

Enhancing the crack initiation resistance of hydrogels through crosswise cutting

Z Zhou, Y Jia, W Lu, J Lei, Z Liu - Journal of the Mechanics and Physics of …, 2024 - Elsevier
The achievement of tough adhesion between hydrogels and solid surfaces has significantly
expanded the potential applications of hydrogels. This robust adhesion is commonly …

Vibration of mechanically-assembled 3D microstructures formed by compressive buckling

H Wang, X Ning, H Li, H Luan, Y Xue, X Yu… - Journal of the …, 2018 - Elsevier
Micro-electromechanical systems (MEMS) that rely on structural vibrations have many
important applications, ranging from oscillators and actuators, to energy harvesters and …

Instabilities in confined elastic layers under tension: Fringe, fingering and cavitation

S Lin, Y Mao, R Radovitzky, X Zhao - Journal of the Mechanics and Physics …, 2017 - Elsevier
Under tension, confined elastic layers can exhibit various modes of mechanical instabilities,
including cavitation, fingering and fringe instabilities. While the cavitation has been …

Delamination of a rigid punch from an elastic substrate under normal and shear forces

XH Sun, L Yu, M Rentschler, HA Wu, R Long - Journal of the Mechanics and …, 2019 - Elsevier
Delamination of rigid objects from an elastic substrate with finite thickness is a fundamental
problem underlying applications such as marine fouling release coatings or anti-icing …

Emergence of lobed wakes during the sedimentation of spheres in viscoelastic fluids

S Varchanis, E Younes, SJ Haward… - Journal of Fluid …, 2024 - cambridge.org
The motion of rigid particles in complex fluids is ubiquitous in natural and industrial
processes. The most popular toy model for understanding the physics of such systems is the …

Ballooning, bulging, and necking: An exact solution for longitudinal phase separation in elastic systems near a critical point

A Giudici, JS Biggins - Physical Review E, 2020 - APS
Prominent examples of longitudinal phase separation in elastic systems include elastic
necking, the propagation of a bulge in a cylindrical party balloon, and the beading of a gel …

Periodic necking of misfit hyperelastic filaments embedded in a soft matrix

J Li, H Varner, T Cohen - Journal of the Mechanics and Physics of Solids, 2023 - Elsevier
The necking instability is a precursor to tensile failure and rupture of materials. A
quasistatically loaded free-standing uniaxial specimen typically exhibits necking at a single …

Exploiting interfacial instability during peeling a flexible plate from elastic films

J Shen, Z He, H Chen, Y Yang, H Jiang - … of the Mechanics and Physics of …, 2024 - Elsevier
Adhesive interactions between soft materials are prevalent in both biological systems and
various engineering applications, including soft robots, flexible electronics, and antifouling …