gas laser beam

См. также в других словарях:

• 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

• gas laser — gas laser, a laser which produces its intense beam of light from a tube filled with a mixture of gases, such as neon and helium or carbon dioxide and nitrogen: »The energy generated by a gas laser increases as the volume increases (New Scientist) …   Useful english dictionary

• electron-beam pumped gas laser — elektronų pluoštu kaupinamas dujų lazeris statusas T sritis radioelektronika atitikmenys: angl. electron beam pumped gas laser vok. Elektroionisationslaser, m rus. газовый лазер с накачкой электронным пучком, m pranc. laser à pompage par un… …   Radioelektronikos terminų žodynas

• Laser cutting — process on a sheet of steel. CAD (top) and stainless steel laser cut part (bottom) Laser cutting is a technology that uses a laser to cut materials, an …   Wikipedia

• Laser propulsion — is a form of Beam powered propulsion where the energy source is a remote (usually ground based) laser system. This form of propulsion differs from a conventional chemical rocket where both energy and reaction mass come from the solid or liquid… …   Wikipedia

• Laser pumping — is the act of energy transfer from an external source into the gain medium of a laser. The energy is absorbed in the medium, producing excited states in its atoms. When the number of particles in one excited state exceeds the number of particles… …   Wikipedia

• Laser ablation — is the process of removing material from a solid (or occasionally liquid) surface by irradiating it with a laser beam. At low laser flux, the material is heated by the absorbed laser energy and evaporates or sublimates. At high laser flux, the… …   Wikipedia

• Laser engineered net shaping — or LENS is a technology developed by Sandia National Laboratories for fabricating metal parts directly from a computer aided design (CAD) solid model by using a metal powder injected into a molten pool created by a focused, high powered laser… …   Wikipedia

• Laser snow — is the precipitation of clustered atoms or molecules, induced by passing a laser beam through certain gasses …   Wikipedia

• Laser — For other uses, see Laser (disambiguation). United States Air Force laser experiment …   Wikipedia

• laser — /lay zeuhr/, n. Physics. a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms to a higher energy level and causing them to radiate their energy in phase. Also called optical maser. [1955 60; …   Universalium