recoil atoms

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• Elastic recoil detection — is a nuclear technique in materials science to obtain elemental concentration depth profiles in thin films. An energetic ion beam is directed at the sample to be depth profiled and (as in Rutherford backscattering) there is an elastic nuclear… …   Wikipedia

• Manipulation of atoms by optical field — When cold atoms or a Bose Einstein condensate (BEC) of an atomic gas is placed in a light standing wave produced by two counter propagating lasers of certain frequency, the atoms are diffracted in different order. A cold atom absorbs a photon… …   Wikipedia

• Collision cascade — A classical molecular dynamics computer simulation of a collision cascade in Au induced by a 10 keV Au self recoil. This is a typical case of a collision cascade in the heat spike regime. Each small sphere illustrates the position of an atom, in… …   Wikipedia

• Mendelevium — fermium ← mendelevium → nobelium Tm ↑ Md ↓ (Upu) …   Wikipedia

• chemistry — 1. The science concerned with the atomic composition of substances, the elements, and their interreactions, as well as the formation, decomposition, and properties of molecules. 2. The chemical properties of a substance. 3. Chemical processes. [G …   Medical dictionary

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium

• radiation measurement — ▪ technology Introduction       technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement.       The term ionizing radiation refers to those… …   Universalium

• Doppler cooling — is a mechanism that can be used to trap and cool atoms. The term is sometimes used synonymously with laser cooling, though laser cooling includes other techniques. Contents 1 History 2 Brief Explanation 3 Detailed Explanation …   Wikipedia

• Mössbauer spectroscopy — A Mössbauer absorption spectrum of 57Fe Mössbauer spectroscopy is a spectroscopic technique based on the Mössbauer effect. This effect, discovered by Rudolf Mössbauer in 1957, consists in the recoil free, resonant absorption and emission of gamma …   Wikipedia

• Ion Beam Mixing — is a process for adhering two multilayers, especially a substrate and deposited surface layer. The process involves bombarding layered samples with doses of ion radiation in order to promote mixing at the interface, and generally serves as a… …   Wikipedia