A new step toward full on-chip integration of active elements (single-photon detectors) and passive elements (quantum photonic circuits) enables important functionalities in quantum information processing.
A silicon-germanium-silica monolithic photonic platform can integrate high-performance silica-based passive devices and high-speed silicon-based dynamic/active devices in a single package.
White LEDs hold promise as a key enabler for future wireless networks based on optical attocells, offering significant improvements to indoor data coverage.