Abstract: To meet the demand for high gain and low sidelobes in airborne conformal detection radar, optimizing the excitation amplitudes of antenna elements after array configuration is crucial for ...

A train driver was killed and 40 more people were injured on Tuesday after two trains collided head-on on the railway leading to the Inca citadel of Machu Picchu, the Andean nation's top tourist site ...

Abstract: In this letter, three least squares approximation (LSA) algorithms are presented and applied to the statistical analysis of a field-to-line coupling model over a nonideal ground. These three ...

Families celebrate Christmas releases while calling for full freedom of detainees. More than 7.7 million Venezuelans have fled economic collapse, but many are now returning home to face bleak ...