The interest in tailoring light in all its degrees of freedom is steadily gaining traction, driven
by the tremendous developments in the toolkit for the creation, control and detection of what …

Femtosecond laser inscription or writing has been recognized as a powerful technique to
engineer various materials toward a number of applications. By efficient modification of …

Structured light refers to the arbitrarily tailoring of optical fields in all their degrees of freedom
(DoFs), from spatial to temporal. Although orbital angular momentum (OAM) is perhaps the …

Nonlinear holography shapes the amplitude and phase of generated new harmonics using
nonlinear processes. Classical nonlinear holography influenced many fields in optics, from …

With advantages of small size, light weight, flexible design, and easy mass production, micro-
optical components of hard materials have a wide range of potential applications in artificial …

Nonlinear photonic crystals (NPCs) with spatially modulated second‐order nonlinear
coefficients are indispensable in nonlinear optics and modern photonics. To access full …

What we believe is a new scheme for producing semidiscrete self-trapped vortices (“swirling
photon droplets”) in photonic crystals with competing quadratic (χ^(2)) and self-defocusing …

Holography has been widely used in optical displays, high-security optical encryption, and
optical artificial intelligence. Optical multiplexing technologies by utilizing various …

Nonlinear beam shaping can be dynamically controlled by temperature or polarization to
form switchable nonlinear structured beams, which constitute an unprecedented system for …

Spontaneous parametric downconversion (SPDC) in quantum optics is an invaluable
resource for the realization of high-dimensional qudits with spatial modes of light. One of the …