depletion boundary
1Depletion — may refer to: Depletion (accounting), an accounting concept Depletion region, a concept of semiconductor physics Depletion width, a concept of semiconductor physics Grain boundary depletion, a mechanism of corrosion Oil depletion, the declining… …
2Ozone depletion — Image of the largest Antarctic ozone hole ever recorded (September 2006) Ozone depletion describes two distinct but related phenomena observed since the late 1970s: a steady decline of about 4% per decade in the total volume of ozone in Earth s… …
3Grain boundary depletion — is a mechanism of corrosion, when grain boundaries are depleted of some elements, changing their properties.Intergranular corrosion and selective leaching often involve grain boundary depletion mechanisms …
4Tropospheric ozone depletion events — During springtime in the polar regions, unique photochemistry convertsinert halide salt ions (e.g. Br ) into reactive halogenspecies (e.g. Br atoms and BrO) that deplete ozone in the boundary layerto near zero levels. Since their discovery in the …
5IC 2391 — Observation data (J2000.0 epoch) Constellation Vela …
6Brauner Zwerg — Ein Brauner Zwerg ist ein astronomisches Objekt, das mit einer Masse zwischen 13 und 75 Jupitermassen eine Sonderstellung zwischen Planeten und Sternen einnimmt. Gleiches gilt für die im Inneren ablaufenden Prozesse. Braune Zwerge sind… …
7Compilation of atmospheric dispersion models — Atmospheric dispersion models are computer programs that use mathematical algorithms to simulate how pollutants in the ambient atmosphere disperse and, in some cases, how they react in the atmosphere. The dispersion models are used to estimate or …
8Bipolar junction transistor — BJT redirects here. For the Japanese language proficiency test, see Business Japanese Proficiency Test. PNP …
9List of atmospheric dispersion models — Atmospheric dispersion models are computer programs that use mathematical algorithms to simulate how pollutants in the ambient atmosphere disperse and, in some cases, how they react in the atmosphere. Contents 1 U.S. Environmental Protection… …
10Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
