The electromagnetic spectrum, or EM spectrum, is the name given to the collection of all electromagnetic radiation in the universe. This is a type of energy that pervades the cosmos in the form of ...

Starlink has proved critical for combat operations in Ukraine, and the system appears nimble enough to withstand sophisticated Russian electromagnetic attack. The U.S. military once dominated this ...

Modulating the dipole polarization loss in the single-atom region and establishing its direct relationship with the EWA performance remain an unmet challenge. This study not only provides novel ...