thermal diffusion length

thermal diffusion length
диффузионная длина тепловых нейтронов

English-russian astronautics dictionary. - M.: Military Publishing house. . 1964.

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  • Thermal conduction — In heat transfer, conduction (or heat conduction) is a mode of transfer of energy within and between bodies of matter, due to a temperature gradient. Conduction means collisional and diffusive transfer of kinetic energy of particles of ponderable …   Wikipedia

  • Diffusion — This article is about the generic concept of the time dependent random process. For other uses, see Diffusion (disambiguation). Diffusion describes the spread of particles through random motion from regions of higher concentration to regions of… …   Wikipedia

  • Fick's law of diffusion — Fick s laws of diffusion describe diffusion and can be used to solve for the diffusion coefficient D . They were derived by Adolf Fick in the year 1855. First law Fick s first law relates the diffusive flux to the concentration field, by… …   Wikipedia

  • Fick's laws of diffusion — For the technique of measuring cardiac output, see Fick principle. Molecular diffusion from a microscopic and macroscopic point of view. Initially, there are solute molecules on the left side of a barrier (purple line) and none on the right. The… …   Wikipedia

  • Bohm diffusion — is the diffusion of plasma across a magnetic field with a diffusion coefficient equal to:D {Bohm} = frac{1}{16},frac{k BT}{eB},where B is the magnetic field strength, T is the temperature, and e is the elementary charge.It was first observed in… …   Wikipedia

  • Molecular diffusion — This article is about spontaneous dispersion of mass. For a more generic treatment of diffusion, see Diffusion. Diffusion from a microscopic and macroscopic point of view. Initially, there are solute molecules on the left side of a barrier… …   Wikipedia

  • Facteur de diffusion atomique — En physique, le facteur de diffusion atomique est une mesure de la puissance de diffusion d une onde par un atome. Il dépend de la nature des interactions entre l onde et l objet diffusant, donc de la radiation incidente : en général, il s… …   Wikipédia en Français

  • Photothermal microspectroscopy — Photothermal Micro Spectroscopy (PTMS), alternatively known as PTTF (PhotoThermal Temperature Fluctuation), [Photothermal FTIR spectroscopy: a step towards FTIR microscopy at a resolution better than the diffraction limit, A Hammiche et al.,… …   Wikipedia

  • характерная длина диффузии тепловых нейтронов — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN thermal diffusion length …   Справочник технического переводчика

  • gas — gasless, adj. /gas/, n., pl. gases, v., gassed, gassing. n. 1. Physics. a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid. 2. any such fluid or mixture of fluids. 3. any… …   Universalium

  • Electromigration — is the transport of material caused by the gradual movement of the ions in a conductor due to the momentum transfer between conducting electrons and diffusing metal atoms. The effect is important in applications where high direct current… …   Wikipedia


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