All light has structure, but only recently has it been possible to control it in all its degrees of
freedom and dimensions, fuelling fundamental advances and applications alike. Here we …

Light can be tailored to carry angular momentum well beyond the restriction of its two spin
states, left-and right-circularly polarized light, by imbuing it with orbital angular momentum …

Spatiotemporal sculpturing of light pulse with ultimately sophisticated structures represents a
major goal of the everlasting pursue of ultra-fast information transmission and processing as …

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 …

Nanophotonic platforms such as metasurfaces, achieving arbitrary phase profiles within
ultrathin thickness, emerge as miniaturized, ultracompact and kaleidoscopic optical vortex …

In the 60 years since the invention of the laser, the scientific community has developed
numerous fields of research based on these bright, coherent light sources, including the …

Hard x-ray photoelectron spectroscopy (HAXPES) is establishing itself as an essential
technique for the characterisation of materials. The number of specialised photoelectron …

On-chip photon sources carrying orbital angular momentum (OAM) are in demand for high-
capacity optical information processing in both classical and quantum regimes. However …

Sculpting light in space and time can provide unprecedented opportunities in many areas of
science and technology, ranging from extreme nonlinear optics and quantum networks to …

Light with spatiotemporal orbital angular momentum (ST-OAM) is a recently discovered type
of structured and localized electromagnetic field. This field carries characteristic space–time …