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Creasing Instability of Hydrogels and Elastomers
Creasing instability Elastomers Hydrogels Mechanical instabilities Surface energy Morphology
2014/11/21
Soft polymers placed under compressive stress can undergo an elastic creasing instability in which sharp folds spontaneously form on the free surfaces. This process may play an important role in conte...
Strategies for Improving Oxygen Transport and Mechanical Strength in Alginate-Based Hydrogels
alginate oxygen PEO-PPO-PEO perfluorocarbon rheology transport
2014/11/10
Hydrogels have attracted significant interest over the past several decades due to their outstanding versatility as biomaterials. Alginate-based hydrogels are among the most popular studied due to the...
Physically crosslinked poly(vinyl alcohol) hydrogels with magnetic field controlled modulus
Physical crosslinking heterosexual ethylene glycol water gel carbonyl iron particle PVA hydrogel magnetorheological
2011/4/13
Physically cross-linked isotropic and anisotropic poly(vinyl alcohol) (PVA) hydrogels containing micron-sized carbonyl iron particles were prepared through a cyclic freezing–thawing process. The PVA h...
Conducting polymer-hydrogels for medical electrode applications
Conducting polymer-hydrogels medical electrode applications
2010/2/28
Conducting polymers hold significant promise as electrode coatings; however, they are characterized by inherently poor mechanical properties. Blending or producing layered conducting polymers with oth...