Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in the ...

Google has recently announced a series of aggressive moves, including the acquisition of three AI (artificial intelligence) companies, securing licenses, and making strategic investments. This is ...

Abstract: In this letter, we devise two moving sampling schemes for two-dimensional (2D) direction-of-arrival (DOA) estimation using sparse planar arrays. The proposed schemes are applied to two ...