Fit Parameters for Standard Models

Filename Parameter Description Units Range
RANDLES.MDL Ru Uncompensated Solution Resistance Ω 0 → ∞
Cf Double-layer Capacitance farad 0 → ∞
Rp Polarization Resistance Ω 0 → ∞
CPE.MDL Ru Polarization Resistance Ω 0 → ∞
Y0 CPE Y0 Value S•sα 0 → ∞
α CPE exponent -- 0 → +1
Rp Polarization Resistance Ω 0 → ∞
CPE with Diffusion.MDL Ru Uncompensated Solution Resistance Ω 0 → ∞
Y0 CPE Y0 Value S•sα 0 → ∞
α CPE exponent -- 0 → +1
Rp Polarization Resistance Ω 0 → ∞
Wd Warburg S•s½ 0 → ∞
REBAR.MDL Ru Uncompensated Solution Resistance Ω 0 → ∞
Cc

Coating Capacitance

farad 0 → ∞
Rc Pore Resistance Ω 0 → ∞
Rp Polarization Resistance Ω 0 → ∞
Cf Exposed-metal Capacitance farad 0 → ∞
PAINT.MDL Ru Uncompensated Solution Resistance Ω 0 → ∞
Cc Coating Capacitance farad 0 → ∞
Rpo Pore Resistance Ω 0 → ∞
Rf Faradaic (Polarization) Resistance Ω 0 → ∞
Cf Exposed-metal Capacitance farad 0 → ∞
REAP2CPE.MDL Rsoln Uncompensated Solution Resistance Ω 0 → ∞
Cc Coating "Capacitance" (CPE) S•sm 0 → ∞
m CPE Exponent -- 0 → +1
Rpo Pore Resistance Ω 0 → ∞
Ccor Corrosion (Double-layer) "Capacitance" (CPE) S•sn 0 → ∞
n

CPE Exponent

-- 0 → +1
Rcor Corrosion Resistance Ω 0 → ∞
Rotated Disk.MDL Ru Uncompensated Resistance Ω  
Y0 CPE Y0 Value S•sα  
α CPE Exponent --  
Rp Polarization Resistance Ω  
W0 Warburg S•s½  
B B = δ / D½ s½  

NOTE: S = siemens; s = second