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Search results for material robotics

Polymers Nov 2, 2023

VPR: A stronger, stretchier, self-healing plastic

Researchers at the University of Tokyo have developed an innovative plastic that is stronger and stretchier than the current standard type. The plastic is also partially biodegradable, remembers its shape, and can be healed ...

Nanomaterials Oct 27, 2023

Tiny brick-busting 'muscles' for miniature robotics are sourced from wood

Wood is the source for a brick-breaking mini robotic muscle material developed by researchers in Sweden and Germany. The material—a specially-developed hydrogel—can shape-shift, expand and contract on demand when controlled ...

Space Exploration Oct 24, 2023

Space rocks and asteroid dust are pricey, but these aren't the most expensive materials used in science

After a journey of seven years and nearly 4 billion miles, NASA's OSIRIS-REx spacecraft landed gently in the Utah desert on the morning of Sept. 24, 2023, with a precious payload. The spacecraft brought back a sample from ...

Polymers Oct 23, 2023

Chemists, engineers craft adjustable arrays of microscopic lenses

They number in the thousands, light striking the phalanx of lenses arrayed on a face in geometric pattern, the beams refracting through transparent mounds no wider than a hair.

Nanomaterials Oct 23, 2023

Scientists demonstrate the transport of light cargo using tethered and untethered soft robots made from hydrogels

A team of University of Waterloo researchers has created smart, advanced materials that will be the building blocks for a future generation of soft medical microrobots. They published their results in Nature Communications. ...

Biochemistry Oct 20, 2023

Soft, living materials made with algae glow under stress

A team of researchers led by the University of California San Diego has developed soft yet durable materials that glow in response to mechanical stress, such as compression, stretching or twisting. The materials derive their ...

Polymers Sep 8, 2023

How to make color-changing 'Transformers' with polymers

Shape and color changing are key survival traits for many animals. Chameleons can change their body to hide from predators, to reflect their moods, or even to defend their territory, while some soft-bodied animal-like octopuses, ...

Bio & Medicine Sep 6, 2023

The first microrobots capable of navigating within groups of cells and stimulating individual cells

A group of researchers at the Technical University of Munich (TUM) has developed the world's first microrobot ("microbot") capable of navigating within groups of cells and stimulating individual cells. Berna Özkale Edelmann, ...

Optics & Photonics Sep 4, 2023

Infrared avalanche photodiodes from bulk to 2D materials

The avalanche multiplication effect can be used to detect low-power optical signals and even single photons due to the amplification mechanism within all main ranges: near- (NIR), short- (SWIR), mid- (MWIR) and long wavelength ...

Nanomaterials Aug 31, 2023

'Countercation engineering' for thermoresponsive graphene-oxide nanosheets

Graphene-based two-dimensional materials have recently emerged as a focus of scientific exploration due to their exceptional structural, mechanical, electrical, optical, and thermal properties. Among them, nanosheets based ...

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