Retroreflection from a single layer of electromagnetic Helmholtz cavities based on magnetic symmetric dipole modes

Qianjing Wang, Ling Zhou, Pengcheng Wan, Di Huang, Haiqin Guo, Yinghui Ren, Xiyuan Cao, and Junjie Du

Opt. Express 28(21), 30606-30615 (2020)  View: HTML | PDF

Extended aperture sample reception method for high-order orbital angular momentum vortex beam mode number measurement

Qiang Feng, Yifeng Lin, and Long Li

Opt. Express 28(21), 30824-30835 (2020)  View: HTML | PDF

Profile reconstruction of a local defect in a groove structure and the theoretical limit under the vector diffraction theory

Jun-ichiro Sugisaka, Takashi Yasui, and Koichi Hirayama

Opt. Express 28(21), 30908-30927 (2020)  View: HTML | PDF

On the performance of optical phased array technology for beam steering: effect of pixel limitations

Antonio Cala’ Lesina, Dominic Goodwill, Eric Bernier, Lora Ramunno, and Pierre Berini

Opt. Express 28(21), 31637-31657 (2020)  View: HTML | PDF  [Suppl. Mat. (4)]