Wideband and low axial ratio circularly polarized antenna using AMC-based structure polarization rotation reflective surface
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Microwave and Wireless Technologies"
DOI: 10.1017/s1759078718000958
Abstract: Abstract This paper investigates a wideband and low axial ratio circularly polarized (CP) antenna, which is composed of a monopole on a novel polarization rotating reflective surface (PRRS) based on a corner-truncated artificial magnetic conductor… read more here.
Keywords: polarization; axial ratio; wideband low; ratio ... See more keywords
Seismic Behavior of Existing Reinforced Concrete Columns with Non-Seismic Details under Low Axial Loads
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15031239
Abstract: Reinforced concrete (RC) columns of old existing buildings are vulnerable to earthquakes because the hoops comprising their transverse reinforcement are widely spaced and anchored using 90° hooks. This study extensively evaluated the seismic behavior of… read more here.
Keywords: seismic behavior; non seismic; concrete columns; low axial ... See more keywords