Abstract: Two-dimensional (2-D) array sets with good 2-D correlation properties have received considerable attention in wireless communication systems. This paper focuses on 2-D Z-complementary array ...
Abstract: In order to solve the real-time positioning problem of flexible wearable ultrasonic transducer array unit under dynamic conditions, a new transducer array based on button flexible structure ...
New York, 27 January 2026 — United Nations Secretary-General António Guterres has appointed 15 leading experts to the Independent Expert Advisory Panel for the Multidimensional Vulnerability Index ...