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diffusion    音标拼音: [dɪfj'uʒən]
n. 散布,传播,蔓延

散布,传播,蔓延

diffusion
扩散 漫射

diffusion
n 1: (physics) the process in which there is movement of a
substance from an area of high concentration of that
substance to an area of lower concentration
2: the spread of social institutions (and myths and skills) from
one society to another
3: the property of being diffused or dispersed [synonym:
{dissemination}, {diffusion}]
4: the act of dispersing or diffusing something; "the dispersion
of the troops"; "the diffusion of knowledge" [synonym:
{dispersion}, {dispersal}, {dissemination}, {diffusion}]


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  • Diffusion - Wikipedia
    Diffusion is the net movement of anything (for example, atoms, ions, molecules, energy) generally from a region of higher concentration to a region of lower concentration Diffusion is driven by a gradient in Gibbs free energy or chemical potential
  • Diffusion | Definition Examples | Britannica
    Diffusion, process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration A familiar example is the perfume of a flower that quickly permeates the still air of a room
  • Diffusion: Definition and How Does it Occur (with Diagram)
    Diffusion is defined as the movement of atoms, ions, and molecules from a region of high concentration to a region of low concentration, or ‘down their concentration gradient’
  • Diffusion – Definition, Causes, Significance, Examples
    What is Diffusion? Diffusion is a fundamental process involving the movement of particles, such as atoms, ions, or molecules, from an area of higher concentration to one of lower concentration This movement continues until the concentration is uniform throughout the medium, reaching equilibrium
  • Flow Matching and Diffusion Models — 2026 Version
    Lectures will teach the core mathematical concepts necessary to understand diffusion models, including stochastic differential equations and the Fokker-Planck equation, and will provide a step-by-step explanation of the components of each model
  • DIFFUSION Definition Meaning - Merriam-Webster
    The meaning of DIFFUSION is the state of being spread out or transmitted especially by contact : the action of diffusing How to use diffusion in a sentence
  • What Is the Diffusion Process and How Does It Work?
    Diffusion is a fundamental process describing the net movement of atoms or molecules from an area of higher concentration to an area of lower concentration This passive movement drives countless physical and biological phenomena It does not require external energy, such as metabolic energy
  • What Is the Diffusion Process and How Does It Work?
    Diffusion describes the net movement of particles from an area of higher concentration to an area of lower concentration This process continues until particles are evenly distributed For example, food coloring in water gradually spreads to tint the entire volume
  • Diffusion - an overview | ScienceDirect Topics
    Diffusion takes place at all spatial and temporal scales in the brain: from the movement of lipids on a membrane to the diffusion of water and biomolecules in the extracellular space, over large volumes Diffusion is a measurement that describes how difficult it is for molecules to move in space
  • What is the process of diffusion? - BBC Bitesize
    Discover what the process of diffusion is and how substances move from an area of high concentration to lower concentration in this Chemistry Bitesize guide





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