Read about the role of an index number in economics and how index numbers can be applied to all kinds of data, such as ...

Abstract: Phase-only nulling with low sidelobe level is a problem of interest in array synthesis which is a tedious problem without an analytical solution. In this communication, a novel framework for ...

Abstract: Resilient wheel is a multilayer composite structure with discontinuous impedance, the internal structure is prone to damage due to repeated interaction. It is a difficult point for damage ...