Abstract: Sparse wideband array design for sensor location optimization is highly nonlinear and it is traditionally solved by genetic algorithms (GAs) or other similar optimization methods. This is an ...

Abstract: This paper shows that loading ferrite beads on feeding lines causes significant errors in direction estimation in a loop array antenna in a borehole radar. This contradicts the conventional ...

London’s Elizabeth Line and the Overground have been overwhelmed by people as the travel carnage continues amid the Tube strikes. Pictures show hundreds of passengers pushing to enter Liverpool Street ...