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. 2019 May 9;9(25):14531–14543. doi: 10.1039/c9ra01666j

The interparticle and intraparticle diffusion model parameters for BPA adsorption onto PPY/PANI.

Interparticle diffusion model Intraparticle diffusion model
C o (mg L−1) k′ R 2 K p (mg g−1 min−0.5) C (mg g−1) R 2
50 0.053 0.990 4.56 1.93 0.995
75 0.030 0.991 7.68 0.09 0.996
100 0.036 0.977 9.64 2.31 0.998