Integrated photonics is attracting considerable attention and has found many applications in
both classical and quantum optics, fulfilling the requirements for the ever-growing complexity …

Ultrafast laser direct writing (ULDW) is explored as a facile technique to induce
unprecedented physical phenomena and functional structures three dimensionally in glass …

Photonic lanterns are made by adiabatically merging several single-mode cores into one
multimode core. They provide low-loss interfaces between single-mode and multimode …

Integrated quantum photonics, ie the generation, manipulation, and detection of quantum
states of light in integrated photonic chips, is revolutionizing the field of quantum information …

The femtosecond laser direct‐writing (FLDW) of waveguide circuits in glasses has seen
interest from a number of fields over the previous 20 years. It has evolved from a curiosity to …

Quantum superposition of high-dimensional states enables both computational speed-up
and security in cryptographic protocols. However, the exponential complexity of tomographic …

Four-mode multiplexing and manipulation technologies are reviewed in the context of space-
division multiplexing (SDM) optical communication systems. These are multiplane light …

Since the discovery that tightly focused femtosecond laser pulses can induce a highly
localised and permanent refractive index modification in a large number of transparent …

This paper reviews the recent advancements achieved using ultrafast laser inscription (ULI)
that highlight the cross‐disciplinary potential of the technology. An overview of waveguide …

The importance of integrated quantum photonics in the telecom band is based on the
possibility of interfacing with the optical network infrastructure that was developed for …