Engineers built E-BAR, a mobile robot designed to physically support the elderly and prevent them from falling as they move around their homes. E-BAR acts as a set of robotic handlebars that follows a ...

Abstract: The traditional waste management system, prevalent in many regions, relies heavily on manual sorting processes carried out by human workers. These processes are often labor- intensive and ...

Abstract: A large-scale reconfigurable reflect-array antenna (RRA) with 2-bit phase resolution is reported here at the Ka-band. The unit cell is designed based on a segmented resonator with end ...