X Tao, Y Liang, S Zhang, Y Li, M Guo, P Li - Photonics, 2023 - mdpi.com
We have experimentally created perfect vortex beams (PVBs) by Fourier transformation of Bessel–Gaussian vortex beams, which are generated by modulating the fundamental …
L Si, R Niu, G Cheng, W Zhu - Optics Express, 2024 - opg.optica.org
This work presents a theoretical design and experimental demonstration of a transmissive microwave metasurface for generating dual-vector vortex beams (VVBs). The proposed …
B Shu, Y Zhang, H Chang, S Tang, J Leng, J Xu… - Photonics, 2024 - mdpi.com
Perfect vortex beams (PVBs) possess the advantage of a stable light field distribution regardless of their topological charges, and thus they are extensively utilized in various …