Optical vortex beams, characterized by their helical phase fronts and orbital angular momentum (OAM), are pivotal in applications such as high-capacity communication, optical manipulation, and quantum ...
(a) Schematic diagram of the distribution of Cooper-pair pairing momentum across different layers in the orbital-FFLO state. (b) Schematic of the Josephson vortex soild. (c) Schematic of the Josephson ...