Modern photonic chips can pack sophisticated optical functions onto devices smaller than a fingernail. They are increasingly used to generate, manipulate and measure light for applications ranging ...

Researchers have designed a new device that can efficiently create multiple frequency-entangled photons, a feat that cannot be achieved with today's optical devices. The new approach could open a path ...

Researchers developed a new type of integrated photonic device capable of generating broad ranges of light frequencies on a chip. The device uses a silicon nitride core to generate optical frequency ...