|
Diffusion is a time-dependent random process causing a spread in space. Diffusion may also refer to: ;In physical sciences: * Molecular diffusion, spontaneous dispersion of mass (distinct from migration, caused by an external force) * Conduction of heat * Momentum diffusion * Diffusion equation * * Heat equation * Eddy diffusion ;In physical sciences, more specific or modified meanings: * Diffusion MRI, * Diffusion (acoustics), sound waves * Atomic diffusion * Brownian motion * Collective diffusion * Facilitated diffusion * Effusion of a gas through small holes * Gaseous diffusion * Itō diffusion * Knudsen diffusion of particles from very small containers * Osmosis * Photon diffusion, an optical effect * * Diffuse reflection, the reflection of light from an uneven or granular surface * Reverse diffusion * Rotational diffusion * Self-diffusion * Surface diffusion * Thermodiffusion ;In the social sciences: * Diffusion of innovations within a society or a culture or between them * Lexical diffusion within a culture * Trans-cultural diffusion of culture items between cultures ;In computer science: * Diffusion (cryptography), the spreading of influence of bits in a cipher * Error diffusion in image processing ;Technology * In CMOS technology, doped semiconductor is sometimes referred to as "diffusion". ;In other areas: * Diffusion (business), the process by which a new idea or new product is accepted by the market * Diffusion line, a secondary line of merchandise created by a high-end fashion designer * Diffusion Pharmaceuticals, a drug development company * Diffusion process, in probability theory the solution to a stochastic differential equation * Diffusion of responsibility * Society for the Diffusion of Useful Knowledge * ''Diffusion Science Radio Show'', a science radio show and podcast on 2SER in Sydney * Diffusion Records, an independent record label * ''Diffusion'' (album), a 2008 album by 7for4 ==See also== * Diffuser (disambiguation) * Diffuse nebula * Migration (disambiguation) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Diffusion (disambiguation)」の詳細全文を読む スポンサード リンク
|