photonic system
Quick Summary
The term "photonic system" refers to technologies that utilize photons to process and transmit information, as opposed to electronic systems that use electrons. This field is crucial for modern communications, particularly in areas like fiber-optic communication systems.12
Key components of photonic systems include lasers, light-emitting diodes (LEDs), photodetectors, optical switches, and optical fibers. These technologies enable high-speed data transmission, with fiber optics forming the backbone of global telecommunications networks.23
Research in photonic switching aims to overcome the speed limitations of purely electronic systems by keeping data in the optical domain for switching. While optoelectronic materials bridge the gap between electronic and photonic systems, the development of advanced photonic integrated circuits relies on precise techniques for growing crystalline layers. Nonlinear optics, a subfield, explores interactions where light's response is not directly proportional to its intensity, with applications in communications and information processing.124
It is important to distinguish this from "photosystem," which refers to photochemical reaction centers in chloroplasts involved in photosynthesis.5
Ask Britannica AI about this topic
Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.
