drive-in diffusion cycle
51Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
52Sintering — is a method used to create objects from powders. It is based on atomic diffusion. Diffusion occurs in any material above absolute zero but it occurs much faster at higher temperatures. In most sintering processes the powdered material is held in… …
53Culture contemporaine dans la Région autonome du Tibet — Cet article présente sommairement divers aspects de la culture de la Région autonome du Tibet. Sommaire 1 Culture traditionnelle et culture contemporaine 1.1 Le paysage culturel actuel 1.2 La question du génocide culturel …
54atmosphere, evolution of — Introduction the development of Earth s (Earth) atmosphere across geologic time. The process by which the current atmosphere arose from earlier conditions is complex; however, evidence related to the evolution of Earth s atmosphere, though… …
55painting, Western — ▪ art Introduction history of Western painting from its beginnings in prehistoric times to the present. Painting, the execution of forms and shapes on a surface by means of pigment (but see also drawing for discussion of depictions in …
56Nuclear program of Iran — See also: Iran and weapons of mass destruction Nuclear program of Iran …
57Cooling tower — Natural draft wet cooling hyperboloid towers at Didcot Power Station, UK …
58Diabetes management — Main article: Diabetes mellitus Diabetes is a chronic disease with no cure as of 2010[update] but a lot of research is underway. It is associated with an impaired glucose cycle, altering metabolism. Management of this disease may include… …
59Dust collector — Two rooftop dust collectors in Pristina, Kosovo A dust collector is a system used to enhance the quality of air released from industrial and commercial processes by collecting dust and other impurities from air or gas. Designed to handle heavy… …
60Battery (electricity) — For other uses, see Battery (disambiguation). Various cells and batteries (top left to bottom right): two AA, one D, one handheld ham radio battery, two 9 volt (PP3), two AAA, one C, one …
