Vertical-Cavity Surface-Emitting Lasers with Monolithically Integrated Metasurfaces
The vertical-cavity surface-emitting laser (VCSEL) is a ubiquitous optoelectronic device, for example, powering short-reach communication in data centers and facial recognition. Its claim to fame is its small cavity, which enables low threshold currents, lasing within a single longitudinal mode, and excellent high-spee...