A crystal, but not as we know it

When we think of crystals, we think of ice, kitchen salt, quartz, and so on—hard solids whose shapes show a regular pattern.

High-power electrostatic actuators to realize artificial muscles

Electrostatic actuators are simple and lightweight devices that emulate human muscles. However, their usage has primarily been restricted to moving small devices since they need high voltages to generate significant forces. ...

Stabilizing polarons opens up new physics

Physicists at EPFL have developed a formulation to solve the longstanding problem of electron self-interaction when studying polarons—quasiparticles produced by electron-phonon interactions in materials. The work can lead ...

Origin of the boson peak in amorphous solids

Scientists from the Institute of Industrial Science at The University of Tokyo used molecular dynamics simulations to better understand the unusual properties of amorphous solids, such as glass. They found that certain dynamical ...

Superelasticity of a photoactuating chiral crystal

Superelasticity is an elastic response to an applied external force that occurs via phase transformation. The resulting actuation of the materials is an elastic response to external stimuli, including light and heat. While ...

Paving the way to thriving in space

In late December, SpaceX-24 will deliver a payload to the International Space Station. Three new experiments that will help scientists better understand specific biological and physical phenomena will be on board.

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