Abstract: Direction-of-arrival (DOA) estimation is widely used in the field of array signal processing. The model-based (MB) algorithms rely on domain knowledge and assumptions, facing limitations in ...

Scientists at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have discovered a way to control sound and vibrations using a concept inspired by "twistronics," a phenomenon ...

Skoltech researchers have created a promising catalyst to speed up a chemical reaction producing clean hydrogen fuel from the urea contained in wastewater. While that process is known to be catalyzed ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Abstract: We investigate spectrum sensing in cognitive radios with large antenna arrays. Gigantic MIMO and extra-large array antennas are fundamental technologies in 5G and future 6G networks, as well ...