Optical Communication with Perovskites

Optimized and stable high‐performance photodetectors are based on all‐inorganic cesium lead halide perovskite

Topological Insulators for Optoelectronics

An exciton-polariton topological insulator made of coupled semiconductor microcavities

Full Color Perovskite LEDs

LED emits red when it is rich in iodine, green when it is rich in bromine, and blue when it is rich in chlorine

Metalens Enables Full-Color Imaging

First flat lens for focusing a large range of colors of any polarization to the same focal spot

Smallest Integrated Frequency Comb Generator

Compact size and low power open the door to portable frequency comb devices

Looking for Color Centers in SiC

Generation and annihilation of color centers in 4H silicon carbide by proton irradiation

Quantum Communication Through Optical Fiber

A qubit transmits information on its status at a wavelength of 1,100 nanometers

Simulated Photonic Nanostructures

New method combines finite element simulations and clustering for the identification of photonic modes

“Mile­stone for Hano­ver’s Pho­to­nics Com­mu­nity”

LZH cooperates with local excellence clusters PhoenixD and QuantumFrontiers

New Method for Ultrafast Laser Pulses

The electro-optic modulation techniques can operate at much higher repetition rates than mode-locked lasers