Abstract: In recent years, active multifunctional metamaterials (AMFMMs) have been extensively investigated due to their excellent adaptivity to the variation in electromagnetic (EM) environments.

ng update installed angular packages version 20.3.1. I have recently upgraded a couple of Angular applications to 19.1.6 and 20.3.0, and created a new Angular application with 20.3.0. Trying to find ...

Abstract: The infinity and orthogonality of the orbital angular momentum (OAM) of vortex electromagnetic waves (VEMWs) provide a new degree of freedom for the modulation of information. The VEMW ...