PyDDM.ISF_and_DDMmatrix_theoretical_models.dTheoryTwoBallistic_ISF

PyDDM.ISF_and_DDMmatrix_theoretical_models.dTheoryTwoBallistic_ISF

dTheoryTwoBallistic_ISF(lagtime, t1, Z1, t2, Z2, f)

From Wilson et. al PRL 2011

x: independent variable: our lag time

t1: ballistic relaxation time, 1/qv Z1: Schulz distribution number t2: Z2: f: fraction that is of type 1