5.40.1. xc.lda_c_chachiyo.chachiyo_scaling¶ eminus.xc.lda_c_chachiyo.chachiyo_scaling(zeta)[source]¶Weighting factor between the paramagnetic and the ferromagnetic case.Reference: J. Chem. Phys. 145, 021101. Parameters:zeta – Relative spin polarization.Returns:Weighting factor and its derivative.