Abstract: The intelligent omni-surface (IOS) is a dynamic metasurface that has recently been proposed to achieve full-dimensional communications by realizing the dual function of anomalous reflection ...

Metamaterials are engineered structures designed to interact with electromagnetic radiation in a desired fashion. They usually comprise an array of structures smaller than the wavelength of interest.

1. Opposition in the North There was support in the north of England for Edgar the Atheling to become king. This was a huge threat to William. Rebellions in the North could threaten his rule and ...

Democracy is one of the key principles of the UK’s constitution. It ensures that everyone’s voice counts when the government makes a decision. PRESENTER 1: Ha-ha, being a dictator is great, I can do ...

Abstract: Reconfigurable reflective surfaces can form prescribed radiation patterns given a known incident signal, a capability with widespread use for beamforming in radar and imaging systems or for ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...