What makes it distinct from other metamaterials is that it is made entirely from semiconductor material — the stuff found in computer chips and prized for its ability to act as ...

(Nanowerk News) A newly created nano-architected material exhibits a property that previously was just theoretically possible: it can refract light backward, regardless of the angle at which the light ...

German researchers have applied the approach used by invisibility cloak research to direct sunlight around busbars and metallization fingers to potentially increase PV cell and module efficiency. The ...