A design method of reconfigurable single-layer reflective orbital angular momentum (OAM) antenna is presented in this paper. Varactor diodes are utilized to control the phase characteristics of the ...

Both mail calls brought me letters from you Arline — & I could have wept with joy & relief to hear from you & that you were still of a mind to be Mrs. G. Montgomery one of these days. Montgomery ...

This paper presents a single-layer reflectarray (RA) with a high aperture efficiency for millimeter-wave applications. The RA is composed of 400 unit cells, and every unit cell is constructed with ...