Symposium C-5: Mechanics and Physics of Soft Materials

(Mechanics of Biological and Soft Materials)

Symposium Organizers:

Stephan Rudykh, Technion – Israel  Institute of Technology, Israel

(Mechanics of Biological and Soft Materials)

Symposium Organizers:

Stephan Rudykh, Technion – Israel Institute of Technology, Israel
rudykh@technion.ac.il

Yuhang Hu, University of Illinois at Urbana-Champaign
yuhanghu@illinois.edu

Oscar Lopez-Pamies, University of Illinois at Urbana-Champaign
pamies@illinois.edu

Xuanhe Zhao, Massachusetts Institute of Technology
zhaox@mit.edu

Symposium Technical Description

Soft materials is an increasingly active field of research driving science and technology into new exciting directions. Large deformations coupled with various multiphysics phenomena and multiscale instabilities open an immensely rich research arena. As a result, they offer unique opportunities to design multifunctional materials and devices with novel properties, through the targeted design of material composition and microstructural layout. Moreover, soft materials represent an essential component in biological tissues, a topic of extreme interest for bio-medical applications.

This mini-symposium will address recent experimental, computational, theoretical and manufacturing advances in this direction. Topics of particular interest include:

  • Electroactive and magnetoactive elastomers
  • Hydrogels and soft wet materials
  • Liquid crystal elastomers
  • Shape-memory and light-sensitive polymers
  • Ionic Polymer-Metal Composites (IPMC)
  • Microstructural instabilities, fracture, and adhesion
  • Soft biological materials and Bioinspired Materials
  • Multiphysics phenomena in Soft Materials
  • 3D/4D printing and fabrication of soft materials

Technical Program

Monday | M1 10:00am-11:40am

C5-1: Mechanics and Physics of Soft Materials
Chasen Family Room Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
10:00 am Mechanics and and physics of stretchable ionotronic devices (Invited)

Zhigang Suo

10:40 am An approximate closed-form homogenization solution for the elastic dielectric response of dielectric elastomer composites

Oscar Lopez-Pamies, Victor Lefevre

11:00 am Micromechanical analysis and stability of dielectric elastomer composites with particulate microstructures

Stephan Rudykh, Artemii Goshkoderia

11:20 am Revisiting the instability and bifurcation behavior of soft dielectrics

Shengyou Yang, Pradeep Sharma

 

Monday | M2 13:00pm-14:40pm

C5-2: Mechanics and Physics of Soft Materials
Chasen Family Room Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
13:00 pm Shrinkage induced self-folding origami during photopolymerization

Zeang Zhao, Daining Fang, H. Jerry Qi

13:20 pm Pre-Programmed folding of 2D nematic liquid crystal elastomer sheets into arbitrary 3D structures

Yu Xia, Shu Yang, Randall Kamien

13:40 pm The interaction of swelling and mechanics produces complex self-folding of patterned hydrogel films

Jingkai Guo

14:00 pm Guided formation of 3D helical mesostructures by mechanical buckling: analytical modeling and experimental validation (Invited)

Yonggang Huang, Yihui Zhang

Monday | M3 15:00pm-16:40pm

C5-3: Mechanics and Physics of Soft Materials
Chasen Family Room Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
15:00 pm Extracting rate dependent adhesive interactions between soft materials (Invited)

Kenneth M. Liechti

15:40 pm Nanoprobe investigations of viscoelastic behavior in elastomeric nanocomposites

Matthew D. Eaton

16:00 pm Highly stretchable double-network composite

Xiangchao Feng

16:20 pm Constitutive modeling of triple-shape crystallizable shape memory polymers within a thermodynamic framework

Swapnil Moon, Fangda Cui, I. Joga Rao

Tuesday | T1 10:00am-11:40am

 

C5-4: Mechanics and Physics of Soft Materials
Chasen Family Room Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
10:00 am A finite-deformation framework for soft electro-magneto-elastic materials

Robert L. Lowe

10:20 am Influence of structural relaxation on the thermomechanical and shape memory performances of amorphous polymers

Ming Lei, Kai Yu, H. Jerry Qi

10:40 am Applications of shear lag model to friction of extensible strips and shear loading of pressure sensitive adhesive tapes

Ahmad Rezaei Mojdehi

11:00 am Fringe instability in constrained soft elastic layers

Shaoting Lin

11:20 am Can rigid proteins make a membrane softer? the curious case of HIV induced cell membrane softening

Himani Agrawal

Tuesday | T2 13:00pm-14:40pm

C5-5: Mechanics and Physics of Soft Materials
Chasen Family Room Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
13:00 pm Animating soft matter with the elastic leidenfrost effect

Scott R. Waitukaitis, Martin van Hecke

13:20 pm Leptocephali-inspired high-speed, high-force, invisible hydrogel actuators and robots

Xuanhe Zhao

13:40 pm Reprogrammable ultra-fast shape-transformation of macroporous composited hydrogel sheets in response to light

Jian Cheng, Hongyu Guo, Zhihong Nie, Teng Li, Zheng Jia

14:00 pm Optically/thermally induced large deformation and motion of liquid crystal elastomers

Chihyung Ahn, Shengqiang Cai

14:20 pm Chemomechanics of soft hydrogels interacting with a porous solid

Khashayar Farzanian, Ali Ghahremaninezhad

Tuesday | T3 15:00pm-16:40pm

C5-6: Mechanics and Physics of Soft Materials
Chasen Family Room Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
15:00 pm Surface instabilities in pre-stressed elastic bilayers

Francisco Lopez Jimenez, Rashed Al-Rashed, Pedro M. Reis

15:20 pm Effect of surface tension on the molding and deformation of micro-surface craters

Liu Wang, Shutao Qiao, Nanshu Lu

15:40 pm Weakly nonlinear regime of rayleigh taylor instability in soft solids

Aditi Chakrabarti, Basile Audoly, Serge Mora, Yves Pomeau

16:00 pm A micromechanical approach to model strain-induced crystallization in rubber-like materials

Christian Linder, Reza Rastak

16:20 pm Characterization Polymer Thin Film – Substrate Interfaces of Applying Nano Dynamic Mechanical Analysis (Nano-DMA)

Pijush Ghosh, Mallikarjunachari G

 

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rudykh@technion.ac.il

Yuhang Hu, University of Illinois at Urbana-Champaign
yuhanghu@illinois.edu

Oscar Lopez-Pamies, University of Illinois at Urbana-Champaign
pamies@illinois.edu

Xuanhe Zhao, Massachusetts Institute of Technology
zhaox@mit.edu

Symposium Technical Description

Soft materials is an increasingly active field of research driving science and technology into new exciting directions. Large deformations coupled with various multiphysics phenomena and multiscale instabilities open an immensely rich research arena. As a result, they offer unique opportunities to design multifunctional materials and devices with novel properties, through the targeted design of material composition and microstructural layout. Moreover, soft materials represent an essential component in biological tissues, a topic of extreme interest for bio-medical applications.

This mini-symposium will address recent experimental, computational, theoretical and manufacturing advances in this direction. Topics of particular interest include:

  • Electroactive and magnetoactive elastomers
  • Hydrogels and soft wet materials
  • Liquid crystal elastomers
  • Shape-memory and light-sensitive polymers
  • Ionic Polymer-Metal Composites (IPMC)
  • Microstructural instabilities, fracture, and adhesion
  • Soft biological materials and Bioinspired Materials
  • Multiphysics phenomena in Soft Materials
  • 3D/4D printing and fabrication of soft materials

Technical Program

Monday | M1 10:00am-11:40am

C5-1: Mechanics and Physics of Soft Materials
Room 6 Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
10:00 am Mechanics and and physics of stretchable ionotronic devices (Invited)

Zhigang Suo

10:40 am An approximate closed-form homogenization solution for the elastic dielectric response of dielectric elastomer composites

Oscar Lopez-Pamies, Victor Lefevre

11:00 am Micromechanical analysis and stability of dielectric elastomer composites with particulate microstructures

Stephan Rudykh, Artemii Goshkoderia

11:20 am Revisiting the instability and bifurcation behavior of soft dielectrics

Shengyou Yang, Pradeep Sharma

 

Monday | M2 13:00pm-14:40pm

C5-2: Mechanics and Physics of Soft Materials
Room 6 Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
13:00 pm Shrinkage induced self-folding origami during photopolymerization

Zeang Zhao, Daining Fang, H. Jerry Qi

13:20 pm Pre-Programmed folding of 2D nematic liquid crystal elastomer sheets into arbitrary 3D structures

Yu Xia, Shu Yang, Randall Kamien

13:40 pm The interaction of swelling and mechanics produces complex self-folding of patterned hydrogel films

Jingkai Guo

14:00 pm Guided formation of 3D helical mesostructures by mechanical buckling: analytical modeling and experimental validation (Invited)

Yonggang Huang, Yihui Zhang

Monday | M3 15:00pm-16:40pm

C5-3: Mechanics and Physics of Soft Materials
Room 6 Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
15:00 pm Extracting rate dependent adhesive interactions between soft materials (Invited)

Kenneth M. Liechti

15:40 pm Nanoprobe investigations of viscoelastic behavior in elastomeric nanocomposites

Matthew D. Eaton

16:00 pm Highly stretchable double-network composite

Xiangchao Feng

16:20 pm Constitutive modeling of triple-shape crystallizable shape memory polymers within a thermodynamic framework

Swapnil Moon, Fangda Cui, I. Joga Rao

 Tuesday | T1 10:00am-11:40am

 

C5-4: Mechanics and Physics of Soft Materials
Room 6 Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
10:00 am A finite-deformation framework for soft electro-magneto-elastic materials

Robert L. Lowe

10:20 am Influence of structural relaxation on the thermomechanical and shape memory performances of amorphous polymers

Ming Lei, Kai Yu, H. Jerry Qi

10:40 am Applications of shear lag model to friction of extensible strips and shear loading of pressure sensitive adhesive tapes

Ahmad            Rezaei Mojdehi

11:00 am Fringe instability in constrained soft elastic layers

Shaoting Lin

11:20 am A micromechanical approach to model strain-induced crystallization in rubber-like materials

Christian Linder, Reza Rastak

Tuesday | T2 13:00pm-14:40pm

C5-5: Mechanics and Physics of Soft Materials
Room 6 Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
13:00 pm Animating soft matter with the elastic leidenfrost effect

Scott R. Waitukaitis, Martin van Hecke

13:20 pm Leptocephali-inspired high-speed, high-force, invisible hydrogel actuators and robots

Xuanhe Zhao

13:40 pm Reprogrammable ultra-fast shape-transformation of macroporous composited hydrogel sheets in response to light

Jian Cheng, Hongyu Guo, Zhihong Nie, Teng Li, Zheng Jia

14:00 pm Optically/thermally induced large deformation and motion of liquid crystal elastomers

Chihyung Ahn, Shengqiang Cai

14:20 pm Chemomechanics of soft hydrogels interacting with a porous solid

Khashayar Farzanian, Ali Ghahremaninezhad

Wednesday | W1 10:00am-11:40am

C5-6: Mechanics and Physics of Soft Materials
Room 6 Session Chair: Stephan Rudykh, Yuhang Hu, Oscar Lopez-Pamies, Xuanhe Zhao Track C: Mechanics of Biological and Soft Materials
10:00 am Surface instabilities in pre-stressed elastic bilayers

Francisco Lopez Jimenez, Rashed Al-Rashed, Pedro M. Reis

10:20 am Effect of surface tension on the molding and deformation of micro-surface craters

Liu Wang, Shutao Qiao, Nanshu Lu

10:40 am Weakly nonlinear regime of rayleigh taylor instability in soft solids

Aditi Chakrabarti, Basile Audoly, Serge Mora, Yves Pomeau

 

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