Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.

Abstract: An X-band dual-polarized phased array with in-band co-polarization low-scattering property is presented. Unlike previous works, the relationship between mutual coupling and in-band ...

Abstract: This paper investigates a thin low-pass filtering antenna array based on dual-polarized Vivaldi elements. The low-pass filtering in the antenna elements reduces the requirement for the front ...

Invesco Fundamental High Yield Corporate Bond ETF PHB is the only one that does not account for recent price activity in its ...

Researchers from Yunnan University, the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences, and the ...