Abstract: The design of a circular Vivaldi antenna array for Ultra wideband near-field radar imaging is presented. We first show a 3D single Vivaldi antenna with a 12:1 bandwidth without the need for ...

Abstract: We have developed a new, fast and simple 3D imaging approach referred to as Simultaneous ... A 10 MHz, 64×64 element crossed electrode relaxor array was fabricated on a electrostrictive 1-3 ...

Google Beam uses an AI model that turns video calls into a lifelike 3D experience. It could be the next best thing to being there. Freelance writer Amanda C. Kooser covers gadgets and tech news ...

State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University, No.28, Xianning West Road, Xi’an 710049, China ...