Photonic Chip with Three Components

New device combines quantum dots as single-photon sources, a beamsplitter and two single-photon detectors

Small Waveguides for Wearable Displays

New flexible devices could serve also as implantable sensors or building blocks for photonic printed circuit boards

Waveguides Widen Light Beams

A highly efficient converter enlarges the diameter of a light beam by 400 times

Inkjet Printers Produce Cheap Waveguides

A micro-waveguide core is printed with titanium dioxide nanoparticles for a high refractive index

The World’s Smallest Optical Gyroscope

Prototype is 500 times smaller than the current state-of-the-art device

Optical Filter on a Chip

Filters with cutoffs around 1550 and 2100 nm are fabricated on a silicon-on-insulator platform

Trapping Light with Metamaterials

A new protective metamaterial cladding prevents light from leaking out of curvy pathways

New Type of Silicon Laser

Unconventional approach uses a combination of light and sound waves to amplify light

Capturing Light in a Waveguide Array

Topological crystalline structures confine light to improve lasers and solar cells

Squeezing Light into Nanoscale Devices

Nanolight travels along the surface of graphene for many tens of microns without scattering