@article{Arikawa2017, author = "Takashi Arikawa and Shohei Morimoto and Koichiro Tanaka", title = "{Visualization 2: Focusing light with orbital angular momentum by circular array antenna}", year = "2017", month = "6", url = "https://opticapublishing.figshare.com/articles/media/Visualization_2_Focusing_light_with_orbital_angular_momentum_by_circular_array_antenna/5154322", doi = "10.1364/OE.25.013728.v002" }