different between superdiffusion vs subdiffusion

English

super- +? diffusion

superdiffusion (countable and uncountable, plural superdiffusions)

(physics) A form of diffusion in which the random walk of the molecules contains occasional very long steps (Lévy flights)

sub- +? diffusion

subdiffusion (uncountable)

(physics) The tendency of particles in a fluid not to diffuse due to random trapping

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