theoretical aerodynamics
81Bird — /berrd/, n. Larry, born 1956, U.S. basketball player. * * * I Any of the warm blooded, beaked vertebrates of the class Aves, including more than 9,600 living species. A covering of feathers distinguishes birds from all other animals. Birds have a …
82fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …
83Kármán, Theodore von — born , May 11, 1881, Budapest died May 6, 1963, Aachen, W.Ger. Hungarian born U.S. engineer. After directing the Aeronautical Institute at Aachen, Germany (1912–30), he immigrated to the U.S., where he taught at the California Institute of… …
84HERMANN — GERMANY (see also List of Individuals) 15.12.1904 Leipzig/D 17.5.1991 Huntsville/USA Rudolf Hermann earned his PhD in physics from the University of Leipzig in 1929 and submitted a habilitation thesis in 1935 to Aachen University. He was a… …
85STEFANIAK — GERMANY (see also List of Individuals) 6.3.1910 Halsbach/D 31.5.1994 München/D Hans Stefan Stefaniak graduated from the Technical University of Munich TUM in 1935 and he submitted a PhD thesis there in 1940. From 1937 he was an assistant to… …
86SEKERZH-ZENKOVICH — RUSSIA (see also List of Individuals) 31.7.1899 Starodub/RU 18.1.1985 Moscow/RU Yakov Ivanovich Sekerzh Zenkovich graduated as a mathematician from the University of Moscow in 1924, and as a civil engineer in 1925. He gained his PhD title from… …
87RYHMING — SWEDEN (see also List of Individuals) 13.9.1931 Stockholm/S 6.2.1996 Lausanne/CH Inge Lennart Ryhming obtained the mechanical engineering diploma in 1955 from Royal Technical University KTH, Stockholm and there gained his PhD title in 1966. In… …
88Propeller — A propeller is essentially a type of fan which transmits power by converting rotational motion into thrust for propulsion of a vehicle such as an aircraft, ship, or submarine through a mass such as water or air, by rotating two or more twisted… …
89Glider — Gliders or Sailplanes are heavier than air aircraft primarily intended for unpowered flight. See also gliding and motor gliders for more details. [cite web url = http://www.ssa.org/UsTeam/adobe%20pdf/pr%20pdf/BR%20Sailplanes%20V3%2004.pdf title …
90Prototype — A prototype is an original type, form, or instance of something serving as a typical example, basis, or standard for other things of the same category. The word derives from the Greek πρωτότυπον ( prototypon ), archetype, original , neutral of… …
