A gas detector is a device that detects the presence of gases in a volume of space, often as part of a safety system. A gas detector can sound an alarm...

the temperature of the gas can be controlled and the effluent coming off the column is monitored by a suitable detector. A gas chromatograph is made of...

A carbon monoxide detector or CO detector is a device that detects the presence of the carbon monoxide (CO) gas to prevent carbon monoxide poisoning....

photoionization detector or PID is a type of gas detector. Typical photoionization detectors measure volatile organic compounds and other gases in concentrations...

flame ionization detector (FID) is a scientific instrument that measures analytes in a gas stream. It is frequently used as a detector in gas chromatography...

A flame detector is a sensor designed to detect and respond to the presence of a flame or fire, allowing flame detection. Responses to a detected flame...

An explosive gas leak detector is a device used to detect explosive gas leaks in enclosed spaces. Typically, a local alarm will be triggered, and optionally...

fill gas, and measurement windows easily damaged in large area detectors. Micropattern gaseous detectors (MPGDs) are high granularity gaseous detectors with...

An electron capture detector (ECD) is a device for detecting atoms and molecules in a gas through the attachment of electrons via electron capture ionization...

infrared (IR) detector is a type gas detector that uses infrared absorption at specific wavelengths to detect changes in gas composition in air. Gases that can...

conductivity detector (TCD), also known as a katharometer, is a bulk property detector and a chemical specific detector commonly used in gas chromatography...

sensor (or NDIR sensor) is a simple spectroscopic sensor often used as a gas detector. It is non-dispersive in the sense that no dispersive element (e.g.,...

the energy required to produce paired ions in a gas detector. Consequently, in semiconductor detectors the statistical variation of the pulse height is...

microstrip gas chamber, the gas electron multiplier and the Micromegas detector. The main advantages of MPGDs over previous types of gaseous detectors, such...

X-ray detectors are devices used to measure the flux, spatial distribution, spectrum, and/or other properties of X-rays. Detectors can be divided into...

realized by dividing the gas chamber with a microscopic mesh, which makes the Micromegas detector a micropattern gaseous detector. In order to minimize the...

A gas electron multiplier (GEM) is a type of gaseous ionization detector used in nuclear and particle physics and radiation detection. All gaseous ionization...

conservator is arranged so that any gas evolved in the main tank tends to flow upward toward the conservator and gas detector relay. Buchholz relays have also...

An explosimeter is a gas detector which is used to measure the amount of combustible gases present in a sample. When a percentage of the lower explosive...

Electrochemical gas sensors are gas detectors that measure the concentration of a target gas by oxidizing or reducing the target gas at an electrode and...

Non-destructive detectors in gas chromatography: Thermal conductivity detector: measures the thermal conductivity of the eluent. Electron capture detector: the most...

A discharge ionization detector (DID) is a type of detector used in gas chromatography. A DID is an ion detector which uses a high-voltage electric discharge...

and lighting. MOS gas detector sensors are used to detect carbon monoxide, sulfur dioxide, hydrogen sulfide, ammonia, and other gas substances. Other...

more of the following automatic devices: Heat detector Smoke detector Flame detector Fire gas detector This set index article includes a list of related...

Infrared open-path gas detectors send out a beam of infrared light, detecting gas anywhere along the path of the beam. This linear 'sensor' is typically...

A hydrogen sensor is a gas detector that detects the presence of hydrogen. They contain micro-fabricated point-contact hydrogen sensors and are used to...

A Daly detector is a gas-phase ion detector that consists of a metal "doorknob", a scintillator (phosphor screen) and a photomultiplier. It was named after...

Many gas chromatograph detectors are ion detectors with varying methods of ionizing the components eluting from the gas chromatograph's column. An ion...

light tube, an interference (wavelength) filter, and an infrared detector. The gas is pumped or diffuses into the light tube, and the electronics measure...

A helium ionization detector (HID) is a type of detector used in gas chromatography. An HID connected to a gas chromatograph (GC) has the great advantage...