Light for the Nanoworld

Placing light sources in atomically thin material layers with an accuracy of just a few nanometers

Mechanical Oscillator Produces Entangled Radiation

New prototype could serve as a link to connect quantum computers

Diamond Metalens for Qubits

Small defects in diamonds are able to harbor electron spins that can be manipulated at room temperature

Optical Control of Chiral Superconductors

Laser-controlled novel superconductors could pave the way to future quantum computers

Optomechanics with 1D-Photonic Crystal Cavities

A novel optomechanical device to create a microwave-to-optical quantum link

High-Quality Single Photons for Quantum Computing

New dual-cavity design emits more single photons at room temperature

All-Fiber Device Simplifies Quantum Key Distribution

Robust encoder switches polarization one billion times a second

Light Dynamically Twists an Electron’s Wave Function

Ultrafast vortex electron beams can be used to encode and manipulate quantum information

Quantum Distillery for Light

Munich physicists develop a technique to extract pure single photons

Photons for Stronger Cyber Security

A new trick keeps the entangled photons in sync as they travel different paths through a network