Search results for shape memory polymer

Materials Science May 21, 2019

3-D grayscale digital light printing (g-DLP) highly functionally graded materials (FGM)

Three-dimensional (3-D) printing or additive manufacture (AM) is a popular technique that has presently attracted tremendous attention as a promising method to revolutionize design and manufacture. Researchers have expanded ...

Polymers May 1, 2019

Shrink films get a grip

Many people fondly remember playing with toys known as Shrinky Dinks—sheets of polystyrene plastic with shapes that kids can color, cut out and heat in an oven, where they shrink into thicker pieces of plastic. Now, researchers ...

Materials Science Apr 2, 2019

Muscle-like material expands and contracts in response to light

Just as controlled-release medications slowly dole out their cargo after they experience a pH change in the body, implanted "artificial muscles" could someday flex and relax in response to light illuminating the skin. In ...

Materials Science Mar 7, 2019

Spider dragline silk as torsional actuator driven by humidity for applications as artificial muscle

Spider silk is a self-assembling biopolymer with hydrogen bonds underlying its chemical structure, yet despite weak chemical bonding it outperforms most materials relative to mechanical performance. The biopolymer is produced ...

Polymers Feb 26, 2019

New shape memory polymer represents biomedical breakthrough

Researchers in the College of Engineering and Computer Science have developed a material—a new kind of shape memory polymer (SMP)—that could have major implications for health care.

Optics & Photonics Feb 15, 2019

After 90 years, a better way to measure the composition of paper

Researchers at the National Institute of Standards and Technology (NIST), in collaboration with the U.S. Government Publishing Office (GPO), have developed a novel, nondestructive method to rapidly measure the wood and non-wood ...

Polymers Feb 7, 2019

Scientists discover new type of self-healing material

A research group from RIKEN and Kyushu University has developed a new type of material, based on ethylene, which exhibits a number of useful properties such as self-healing and shape memory. Remarkably, some of the materials ...

Materials Science Jan 28, 2019

Groundbreaking new reusable adhesive works underwater

Illinois researchers have introduced a new cutting-edge reusable adhesive that activates in seconds, works underwater, and is strong enough to deadlift 11 pounds: shape memory polymers (SMPs).

Materials Science Dec 11, 2018

Field-responsive mechanical metamaterials (FRMMs)

In a recent study published in Science Advances, materials scientists Julie A. Jackson and colleagues presented a new class of materials architecture called field-responsive mechanical metamaterials (FRMM). The FRMMs exhibit ...

Engineering Oct 24, 2018

Memory steel—a new material for the strengthening of buildings

A new building material called memory steel, developed at Empa is about to be launched on the market. The material can be used to reinforce new and existing concrete structures. When the material is heated (one-time), prestressing ...

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