Space situation awareness (SSA) has gained much more attention in the last decades due to the increasing number of spacecraft in space, which provides powerful space surveillance, and hence, ensures ...

Sigma has always createdlarge, heavy lenses. In fact, we have even dissected why that has been the case. Yet, the company has ...

This letter introduces a combined approximation (CA) method to address electromagnetic scattering analysis of partially modified objects, especially when partial modifications to an object are large ...