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mercury Dictionary Terms

mid-infrared camera
A mid-infrared camera is a type of imaging device designed to capture images in the mid-infrared (mid-IR) spectral range,...
electrocapillarity modulator
A type of optical modulator with potential application in optical switching and displays, in which applied voltage causes a...
McLeod gauge
A gauge designed to measure high degrees of vacuum. It consists of a glass bulb attached to the vacuum vessel, the...
electric-discharge lamp
A lamp that uses the transmission of an electric current through a gas or vapor to produce illumination. Neon, mercury and...
near-ultraviolet light source
A light source, such as the sun or an incandescent lamp, that freely penetrates ordinary glass bulbs and emits in the...
extrinsic detector
A photodetector composed of a semiconductor material whose responsive properties can be altered by the addition of...
cadmium lamp
A mercury vapor discharge lamp that has cadmium added to emit radiation in the red region as a complement to the mercury...
mercury vapor light source
A lamp that has mercury in a tube or bulb that has first been evacuated. The electricity travels through the vapor between...
fluorescent light source
A tube containing mercury vapor and lined with a phosphor. When current is passed through the vapor the strong ultraviolet...
mercury arc
An electric arc that is formed in mercury vapor through which an electric current flows. The intensity of the illumination...
excitron
A single-anode mercury pool tube that is designed to maintain a continuous cathode spot.
evaporation coating
Coating carried out in a sealed chamber evacuated by a mechanical pump in series with an oil diffusion pump to a pressure...
Nichols radiometer
An instrument devised by Nichols and Hull for use in the measurement of radiation pressure. The device has two small...
arc light source
In present usage, especially for spectroscopic identification, an arc between electrodes that serves as a radiation source....
sodium light source
An electric discharge lamp in which the conducting vapor is that of metallic sodium instead of the usual mercury. It emits a...
vacuum gauge
A gauge designed to measure the degree of vacuum in an evacuated vessel. A simple U-tube containing mercury is adequate for...
infrared light source
An infrared light source is a device that emits light in the infrared spectrum, which lies beyond the visible spectrum of...
FTIR spectrometer
FTIR (Fourier transform infrared) spectrometer is a powerful analytical instrument used to obtain an infrared spectrum of...

(18 results found)

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