News tagged with voltage

Electrified graphene a shutter for light

(Phys.org) -- An applied electric voltage can prompt a centimeter-square slice of graphene to change and control the transmission of electromagnetic radiation with wavelengths from the terahertz to the midinfrared.

dateJun 15, 2012 in Nanophysics
shares0 comments 1

Soft, energy-efficient robotic wings

Dielectric elastomers are novel materials for making actuators or motors with soft and lightweight properties that can undergo large active deformations with high-energy conversion efficiencies. This has ...

dateMar 31, 2015 in General Physics
shares34 comments 2