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

A New Optical Fiber Electron Gun

Ultrabright electron sources to light up atomic motions in real time

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

Generating Multiple Frequency Combs

New way to implement an optical sensing system by using spatial multiplexing

New Method for Ultrafast Laser Pulses

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

On-Demand Single Photon Array

Large arrays of room-temperature quantum emitters in two-dimensional hexagonal boron nitride

Optical Rocket with Laser-Driven Plasma Waves

The new application of intense light can improve the performance of compact electron accelerators

Brightest Source of Entangled Photons

A broadband optical antenna as a highly-efficient entangled-photon source with a yield of 37 % per pulse

Metamaterial for Ultrathin Optical Cavities

Embedded silver metasurfaces in nanocavities for ultrathin and multicolor on-a-chip lasers