- bulb blackening
- bulb blackening Kolbenschwärzung f (bei Lampen oder Elektronenröhren)
English-German dictionary of Electrical Engineering and Electronics. 2013.
English-German dictionary of Electrical Engineering and Electronics. 2013.
blackening — See bulb blackening lamp blackening … Dictionary of automotive terms
lamp blackening — The blackening of a light bulb; gradual blackening of conventional, i.e., non halogen light bulbs, occurs as a result of metal vapor deposition on the glass envelope which reduces light emission; severe blackening indicates imminent bulb failure … Dictionary of automotive terms
Headlamp — Headlight redirects here. For other uses, see Headlight (disambiguation). High Beams redirects here. For the urban legend also known by that name, see Killer in the backseat. A motor scooter s front with an impractical number and variety of… … Wikipedia
Edison, Thomas Alva — born Feb. 11, 1847, Milan, Ohio, U.S. died Oct. 18, 1931, West Orange, N.J. U.S. inventor. He had very little formal schooling. He set up a laboratory in his father s basement at age 10; at 12 he was earning money selling newspapers and candy on… … Universalium
quartz-iodine lamp — noun Date: circa 1964 a lightbulb consisting of a quartz bulb and a tungsten filament with the bulb containing iodine which reacts with the vaporized tungsten to prevent excessive blackening of the bulb … New Collegiate Dictionary
lamp — lampless, adj. /lamp/, n. 1. any of various devices furnishing artificial light, as by electricity or gas. Cf. fluorescent lamp, incandescent lamp. 2. a container for an inflammable liquid, as oil, which is burned at a wick as a means of… … Universalium
Langmuir, Irving — born Jan. 31, 1881, Brooklyn, N.Y., N.Y., U.S. died Aug. 16, 1957, Falmouth, Mass. U.S. physical chemist. He received a Ph.D. from the University of Göttingen, Ger. As a researcher for General Electric (1909–50), he investigated electrical… … Universalium
quartz-iodine lamp — ¦ ̷ ̷ ¦ ̷ ̷ ̷ ̷ ̷ ̷ noun : an incandescent lamp that has a quartz bulb and a tungsten filament and that contains iodine which reacts with the vaporized tungsten to prevent excessive blackening of the bulb * * * quartz lamp, quartz halogen lamp… … Useful english dictionary
Osmium — This article is about the chemical element. For other uses, see Osmium (disambiguation). rhenium ← osmium → iridium Ru ↑ Os ↓ Hs … Wikipedia
Roasting — Roast redirects here. For other uses, see Roast (disambiguation). A Sunday roast consisting of roast beef, roast potatoes, vegetables, and yorkshire pudding Roasting is a cooking method that uses dry heat, whether an open flame, oven, or other… … Wikipedia
Thermionic emission — Closeup of the filament on a low pressure mercury gas discharge lamp showing white thermionic emission mix coating on the central portion of the coil. Typically made of a mixture of barium, strontium and calcium oxides, the coating is sputtered… … Wikipedia