A scintillation detector is a radiation detection device that utilizes scintillation crystals to detect and measure ionizing radiation, such as gamma rays, x-rays, or charged particles. It consists of one or more scintillation crystals coupled to a...

Quantum efficiency (QE) is a measure of the effectiveness with which a device or system, typically in the context of...

Noise generated in the flow of current in the photomultiplier, produced by the intentional or controlled application of...

A device that serves to detect the presence of vacuum ultraviolet radiation. It may be photographic film, a thermopile, ion...

A device consisting of a disc with a spiral arrangement of holes that is used to convert visible patterns into electrical...

The auxiliary electrode in a photomultiplier that gives rise to secondary emission and amplification when bombarded by...

The variation of the electronically detected signal with respect to the scaled version of the classical optical signal...

The method by which photographic film is scanned by an electron beam. One technique uses the uniform light of a television...

A device, also called a fluorescence lifetime instrument, that measures decay curves of fluorescing samples. It generally...

A microchannel plate (MCP) is a specialized electron multiplier device used in various applications such as particle...

A fiber optic device that uses a HeNe laser, beamsplitter, monochromator and photomultiplier to detect trace levels of...

A measurement method for reflectance by gas ionization in which light passes through a vapor before and after reflection....

A device that uses low-level visible radiation or infrared radiation to produce a visual image of a night scene. These...

A filter fluorometer that uses a photomultiplier tube to detect the fluorescence of a sample.

A detector array refers to a collection of individual detector elements arranged in a two-dimensional grid or matrix format....

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

Spectral flow cytometry is an advanced flow cytometry technique that expands the capabilities of traditional flow cytometry...

An instrument designed to measure radiation indirectly through the use of several phosphors and a photomultiplier tube. The...

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

A medical imaging device that uses a ring of crystal/photomultiplier tube assemblies encircling the patient to detect gamma...

A system that uses a continuous-wave laser to measure the velocity of an object by focusing the laser beam on the object,...

A scintillation crystal, also known simply as a scintillator, is a material that emits light when it interacts with ionizing...

A ruggedized scintillation counter used in oil well logging. The cylindrical housing contains a gamma ray source, a...

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

A direct reading spectrograph having a photomultiplier assembly in place of a photographic plate. The output from the...