An infrared detector is a device that is used to detect and measure infrared radiation, which lies beyond the visible spectrum of light. These detectors are utilized in various applications, including thermal imaging, night vision, spectroscopy,...

A photodiode detector is a semiconductor device that converts light into an electrical current. It operates based on the...

The emission of an electron from a surface that occurs when a photon impinges upon the surface and is absorbed. This effect...

A photodetector, also known as a photosensor or photodiode, is a device that detects and converts light into an electrical...

The area of optics in which quantum theory is used to describe light in discrete units or "quanta" of energy known as...

A photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely...

The creation of free electrons within a solid by the absorption of a sufficient amount of photons. The effect produces an...

Cathode radiant sensitivity refers to the ability of a photocathode to convert incident radiant energy, typically in the...

The ejection of electrons from the surface of a solid by the absorption of a sufficient amount of photons.

The changing of the kinetic energy of a mobile electron into radiant energy, as in formation of x-rays.

An image intensifier, also known as an image intensification tube or image intensification device, is a specialized...