Abstract: This paper investigates a thin low-pass filtering antenna array based on dual-polarized Vivaldi elements. The low-pass filtering in the antenna elements reduces the requirement for the front ...

Helix Resources Limited ( (AU:HLX)) has issued an announcement. Helix Resources Limited has reported the expiry of a series of listed options on its share register, as disclosed in an Appendix 3H ...

Abstract: A millimeter-wave (mmW) dual-band dual-circularly polarized high-efficiency radial line slot array (RLSA) antenna fed by gap waveguide technology is presented in this paper. By introducing ...

Defined by the men in their lives, women in ancient Rome were valued mainly as wives and mothers. Although some were allowed more freedom than others, there was always a limit, even for the daughter ...