Topics of relevance include but are not limited to:

Part I: Structured lights and their applications

• Physics and fundamental properties of structured lights

• Different kinds of structured lights (LG beams, HG beams, Bessel beams, OAM beams, vector beams, accelerating beams, etc.)

• Devices for structured light generation, manipulation and detection

• Structured light enabled applications (astronomy, manipulation, trapping, tweezer, microscopy, imaging, sensing, nonlinear interactions, quantum information processing,etc.)

• Structured electromagnetic waves and their applications (radio wave, microwave,terahertz wave, etc.)

Part II: Space-division multiplexing (SDM) communications

• Free-space and fiber-based SDM communications

• Multi-core fiber (MCF), few-mode fiber (FMF), multi-mode fiber (MMF), ring-core fiber

• (RCF) and other specialty fibers and photonic integrated devices for SDM communications

• Efficient (de)multiplexing and amplification techniques for SDM communications

• Multiple-input multiple-output (MIMO) assisted SDM communications and MIMO free

• SDM communications

• Optical switching, optical signal processing and various networking functions in SDM communications

• Information capacity scalability and limits in SDM communications