Low Threshold Plasmonic Lattice Laser Based on CsPbBr3 Quantum Dots with Directional Emission

Metallic nanoparticles array is served as a promising way to realize on-chip lasers. To achieve high-performance lasers, efficient gain media are also critical. Here, we present a pressure-assisted process for CsPbBr3 quantum dots to realize a plasmonic lattice laser.