Structured light
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 …
freedom and dimensions, fuelling fundamental advances and applications alike. Here we …
Optical vortices 30 years on: OAM manipulation from topological charge to multiple singularities
Thirty years ago, Coullet et al. proposed that a special optical field exists in laser cavities
bearing some analogy with the superfluid vortex. Since then, optical vortices have been …
bearing some analogy with the superfluid vortex. Since then, optical vortices have been …
Revealing the invariance of vectorial structured light in complex media
Optical aberrations place fundamental limits on the achievable resolution with focusing and
imaging. In the context of structured light, optical imperfections and misalignments and …
imaging. In the context of structured light, optical imperfections and misalignments and …
Structured light from lasers
Structured light is derived from the ability to tailor light, usually referring to the spatial control
of its amplitude, phase, and polarization. Although a venerable topic that dates back to the …
of its amplitude, phase, and polarization. Although a venerable topic that dates back to the …
Recent advances in the spin Hall effect of light
The spin Hall effect (SHE) of light, as an analogue of the SHE in electronic systems, is a
promising candidate for investigating the SHE in semiconductor spintronics/valleytronics …
promising candidate for investigating the SHE in semiconductor spintronics/valleytronics …
A review of complex vector light fields and their applications
Vector beams, and in particular vector vortex beams, have found many applications in recent
times, both as classical fields and as quantum states. While much attention has focused on …
times, both as classical fields and as quantum states. While much attention has focused on …
High-purity orbital angular momentum states from a visible metasurface laser
Orbital angular momentum (OAM) from lasers holds promise for compact, at-source
solutions for applications ranging from imaging to communications. However, conjugate …
solutions for applications ranging from imaging to communications. However, conjugate …
Controlled generation of higher-order Poincaré sphere beams from a laser
The angular momentum of light can be described by positions on a higher-order Poincaré
sphere, where superpositions of spin and orbital angular momentum states give rise to laser …
sphere, where superpositions of spin and orbital angular momentum states give rise to laser …
4× 20 Gbit/s mode division multiplexing over free space using vector modes and a q-plate mode (de) multiplexer
Vector modes are spatial modes that have spatially inhomogeneous states of polarization,
such as, radial and azimuthal polarization. In this work, the spatially inhomogeneous states …
such as, radial and azimuthal polarization. In this work, the spatially inhomogeneous states …
Using the nonseparability of vector beams to encode information for optical communication
In this work, it is experimentally demonstrated that the nonseparability of vector beams (eg,
radial and azimuthal polarization) can be used to encode information for optical …
radial and azimuthal polarization) can be used to encode information for optical …