mercury-arc tube
41light source — Synonyms and related words: Chinese lantern, Finsen light, Moore light, arc light, battery lamp, benzine, broadside, candle, candlelight, coal oil, cresset, dark lantern, electric candle, electric lamp, electric torch, electric arc lamp, electric …
42ignitron — [ig nī′trän΄] n. [ IGNI(TE) + (ELEC)TRON] a type of mercury arc rectifier tube having a mercury pool cathode and a single graphite anode: when a current is passed through an igniter rod into the pool, the mercury vapor is ionized and an arc… …
43cathode spot — noun 1. : a small area of the anticathode of an X ray tube upon which the cathode rays are focused and from which proceed the X rays 2. : a small area on the mercury cathode of a mercury arc rectifier where the arc strikes it and liberates… …
44Ultraviolet photography — is a photographic process of recording images by using light from the ultraviolet (UV) spectrum only.OverviewLight which is visible to the human eye covers the spectral region from about 400 to 750 nanometers. This is the radiation spectrum used… …
45Raman spectroscopy — Energy level diagram showing the states involved in Raman signal. The line thickness is roughly proportional to the signal strength from the different transitions. Raman spectroscopy (   …
46Dennis Gabor — Born 5 June 1900(1900 06 05) Budapest, Kingdom of Hungary …
47Dungeness power station — There are two nuclear power stations located on the Dungeness headland in the south east of Kent, England.Dungeness ADungeness A is a legacy Magnox power station, that was connected to the National Grid in 1965 and has reached the end of its life …
48Valve (disambiguation) — A valve is a device that regulates the flow of fluids.Valve may also refer to: * Valve Corporation, a computer software/games company responsible for the best selling Half Life games * Valve hall, a building which contains the valves of the… …
49Dungeness Nuclear Power Station — Dungeness A Nuclear Power Station Dungeness A …
50Agapito Flores — Tube fluorescent Tubes fluorescents: vert, rouge (néon), violet. Un tube fluorescent est un type particulier de lampe électrique, qui produit de la lumière, grâce à une décharge électrique dans un tube. Leur lumière peut être blanche (pour l… …
