According to the theory of fast exchange, without considering the relaxation of liquid volume, the lateral relaxation time of a spherical pore is a single exponential decay
According to the theory of rapid exchange, the lateral relaxation time of spherical pores is single exponential attenuation without considering the relaxation of liquid volume
According to the fast exchange theory, the transverse relaxation time of the spherical channel decays exponentially without considering the liquid volume relaxation<br>