The unit(s) of measurement applicable to the metric. An example target and the target source are presented to illustrate how a target could be set for this metric. Learn more on the Methodology page. ...

The unit(s) of measurement applicable to the metric. An example target and the target source are presented to illustrate how a target could be set for this metric. Learn more on the Methodology page. ...

Abstract: In this paper, we proposed a single-layer transmissive circularly polarized (CP) metasurface which only use PB phase to control orbital angular momentum (OAM) and CP states simultaneously ...

Abstract: This paper presents a design for a metasurface-based polarization converter. The converter features a metallic circle intersected by a gap of a 45° inclined cross, creating four ...

The White House announced several trade deals with South and Central American nations that could lead to reduced tariffs on certain goods, including certain coffee, banana and beef exports. The ...