Quantum Light in Thin Layers

A very special kind of light is emitted by tungsten diselenide layers and now explained.

Photonic Crystals for Coupling Quantum Circuits

An new and easy-to-produce interface between quantum emitters and nanophotonic networks

Attosecond Pulses for a Quantum Metronome

A new measurement protocol translates the information about the electron phase into its spatial distribution by combining special laser pulses

Controlling Crystals of Light

Light inside optical on-chip microresonators can be crystallized in a form of periodic pulse trains

Quantum Optics in Topological Waveguides

New principle for quantum simulators in which quantum bits can exchange light quanta via a waveguide

Entanglement Over 50 km of Optical Fiber

A quantum internet promises absolutely tap-proof communication and powerful distributed sensor networks

Lightwave-Driven Gapless Superconductivity

Moving condensate states via subcycle dynamical symmetry breaking achieved with nonlinear oscillating terahertz photocurrents

Direct Generation of Light in Superposition

Quantum states of light based on the superposition of photon-number states open new schemes in quantum communication

Spinning Lightwaves on a One-Way Street

Researchers designed an interface of mirror symmetric gyrotropic media

Thinnest Optical Waveguide

With only three layers of atoms the new device is a proof of concept for scaling down to sizes that are orders of magnitude smaller than today’s devices