positive beam

См. также в других словарях:

• Positive temperature coefficient — (PTC) refers to materials that experience an increase in electrical resistance when their temperature is raised. Materials which have useful engineering applications usually show a relatively rapid increase with temperature, i.e. a higher… …   Wikipedia

• positive ion beam — teigiamųjų jonų pluoštas statusas T sritis radioelektronika atitikmenys: angl. positive ion beam vok. Positivionenbündel, n rus. пучок положительно заряженных ионов, m pranc. faisceau d ions positifs, m …   Radioelektronikos terminų žodynas

• 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

• Conjugate beam method — (0) real beam, (1) shear and moment, (2) conjugate beam, (3) slope and displacement The conjugate beam method is an engineering method to derive the slope and displacement of a beam. The conjugate beam method was developed by H. Müller Breslau in …   Wikipedia

• Euler-Bernoulli beam equation — Euler Bernoulli beam theory, or just beam theory, is a simplification of the linear theory of elasticity which provides a means of calculating the load carrying and deflection characteristics of beams. It was first enunciated circa 1750, but was… …   Wikipedia

• Lazer Beam — Infobox Single Name = Lazer Beam Artist = Super Furry Animals from Album = Love Kraft Released = 15 August 2005 Format = Digipack CD, 7 Recorded = Genre = Alternative rock Length =4:55 (Album version) 3:36 (Radio edit) Label = Epic Records Writer …   Wikipedia

• Direct integration of a beam — Direct integration is a structural analysis method for measuring internal shear, internal moment, rotation, and deflection of a beam. Positive directions for forces acting on an element. For a beam with an applied weight w(x), taking downward to… …   Wikipedia

• Electron beam ion trap — (or its acronym EBIT) is used in physics to denote an electromagnetic bottle that produces and confines highly charged ions. It was invented by R. Marrs [Levine et al, 1988] and M. Levine at LLNL.An EBIT uses an electron beam focused by means of… …   Wikipedia

• Particle beam weapon — A particle beam weapon uses an ultra high energy beam of atoms or electrons (i.e., a particle beam) to damage a material target by hitting it, and thus disrupting its atomic and molecular structure. A particle beam weapon is a type of directed… …   Wikipedia

• Ion beam — An ion beam is a type of particle beam consisting of ions. Ion beams have many uses in electronics manufacturing (principally ion implantation) and other industries. Today s ion beam sources are typically derived from the mercury vapor thrusters… …   Wikipedia

• molecular beam — Physics. a stream of molecules freed from a substance, usually a salt, by evaporation and then passed through a narrow slit for focusing, for investigating the properties of nuclei, atoms, and molecules. Also called molecular ray. * * * ▪ physics …   Universalium