Broadband enhancement relies on precise tilt

Quantum photonics involves a new type of technology that relies on photons, the elementary particle of light. These photons can potentially carry quantum bits of information over large distances. If the photon source could ...

Magic twist angles of graphene sheets identified

Graphene is 200 times stronger than steel and can be as much as six times lighter. These characteristics alone make it a popular material in manufacturing. Researchers at the University of Illinois at Urbana-Champaign recently ...

Why is an empty shampoo bottle so easy to knock over?

It becomes annoyingly easy to knock over a shampoo bottle when it's nearly empty. This is an easily observed and curiosity-provoking phenomenon that, according to Lehigh University physics professor Jerome Licini, yields ...

Microswimmers swim faster over slippery surfaces

Tiny self-propelling spheres, measuring only micrometers, move faster over a hydrophobic silicone surface than they do over hydrophilic glass. "Almost nobody had realized that the substrate matters," says Stefania Ketzetzi, ...

Mars Express tracks the phases of Phobos

ESA's Mars Express has captured detailed views of the small, scarred and irregularly shaped moon Phobos from different angles during a unique flyby.

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