Location: BG_to_channel @ ffe0f7085fd6 / parameter_fitting / calc_IGHK.m

Author:
Shelley Fong <s.fong@auckland.ac.nz>
Date:
2022-02-28 15:14:59+13:00
Desc:
Fix equation finding K Kappa and update parameters
Permanent Source URI:
https://models.cellml.org/workspace/82e/rawfile/ffe0f7085fd622917c43914d1045c8f96dd254df/parameter_fitting/calc_IGHK.m

function I_GHK = calc_IGHK(G_GHK,V,cNi_st,cNo)
R = 8.314;
T = 310;
F = 96485;

V_norm = F*V/R/T;
GHK_factor = V_norm./(1-exp(-V_norm));
idx_nan = isnan(GHK_factor);
GHK_factor(idx_nan) = 1;
I_GHK = G_GHK*GHK_factor.*(cNi_st - cNo*exp(-V_norm));

end