Abstract: This paper presents the design of a microstrip line-fed substrate-integrated waveguide (SIW) ring antenna designed to excite a sixth-order circularly polarized conical radiation pattern.

Abstract: Software reverse engineering plays a crucial role in identifying design patterns and reconstructing software architectures by analyzing system implementations and producing abstract ...

Scientists are exploring a new class of origami structures that could help design and build different shapes for use in space. These structures are expected to be even more compact and reliable.

This mini rc F4U Corsair is a great plane for beginners in rc flight, it has a stabilization system making it very easy to control in the air, small for easy transportation and uses 1S batteries ...