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.

A reliable draw comes from a repeatable setup and a swing that delivers the club from inside to out with a face that is ...

Photoshop cc 2020 tutorial showing how to create an awesome, circular pixel stretch effect. Royalty-free stock photos provided by Shutterstock id #: 366574985 By conrado id #: 1502459105 By Roman ...

Abstract: Problematic smartphone use (PSU) is a social issue affecting daily lives without a definitive treatment. Current PSU treatments rely on self-reported data, which can be inaccurate and lead ...