Figure 7: Measured far-field results at 4.8 GHz.
From: Experimental Array for Generating Dual Circularly-Polarized Dual-Mode OAM Radio Beams
Intensity patterns: (a) 
= −1. (b) 
= +1. Phase distribution: (c) 
= −1. (d) 
= +1.
Figure 7: Measured far-field results at 4.8 GHz. | Scientific Reports
