T-shaped beam

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• rectangular-shaped beam — stačiakampio skerspjūvio pluoštas statusas T sritis radioelektronika atitikmenys: angl. rectangular shaped beam vok. Rechteckflächenstrahl, m; Rechteckformstrahl, m rus. луч прямоугольного сечения, m pranc. faisceau de section rectangulaire, m …   Radioelektronikos terminų žodynas

• Beam-powered propulsion — is a class of spacecraft propulsion mechanisms that use energy beamed to the spacecraft from a remote power plant. Most designs are rocket engines where the energy is provided by the beam, and is used to superheat propellant that then provides… …   Wikipedia

• Beam tracing — is a derivative of the ray tracing algorithm that replaces rays, which have no thickness, with beams. Beams are shaped like unbounded pyramids, with (possibly complex) polygonal cross sections. Beam tracing was first proposed by Paul Heckbert and …   Wikipedia

• Beam propagation method — (BPM) refers to a computational technique in Electromagnetics, usedto solve the Helmholtz equation under conditions of a time harmonic wave. BPM works under slowly varying envelope approximation, for linear and nonlinear equations.The beam… …   Wikipedia

• beam — beamless, adj. beamlike, adj. /beem/, n. 1. any of various relatively long pieces of metal, wood, stone, etc., manufactured or shaped esp. for use as rigid members or parts of structures or machines. 2. Building Trades. a horizontal bearing… …   Universalium

• beam — /bim / (say beem) noun 1. a thick, long piece of timber, shaped for structural use. 2. a similar piece of metal, stone, etc. 3. Building Trades one of the main horizontal supporting members in a building or the like, as for supporting a roof or… …  

• Electron beam lithography — (often abbreviated as e beam lithography) is the practice of scanning a beam of electrons in a patterned fashion across a surface covered with a film (called the resist),cite book |last= McCord |first=M. A. |coauthors=M. J. Rooks |title=… …   Wikipedia

• Cone beam reconstruction — For microtomography, X ray scanners typically use two methods for scanning: Fan beam reconstruction Cone beam reconstruction. Cone beam set up Cone beam reconstruction uses a 2 dimensional approach for obtaining projection data. Instead of… …   Wikipedia

• Laser beam welding — (LBW) is a welding technique used to join multiple pieces of metal through the use of a laser. The beam provides a concentrated heat source, allowing for narrow, deep welds and high welding rates. The process is frequently used in high volume… …   Wikipedia

• T-beam — A T beam, used in construction, is a load bearing structure of reinforced concrete, wood or metal, with a t shaped cross section. The t shaped cross section serves as a flange or compression member in resisting compressive stresses. The portion… …   Wikipedia

• I-beam — noun girder having a cross section resembling the letter I • Hypernyms: ↑girder * * * /uy beem /, n. a rolled or extruded metal beam having a cross section resembling an I. See illus. under shape. [1890 95] * * * Iˈ beam noun 1. A metal girder I… …   Useful english dictionary