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. 2022 Feb 23;14(5):889. doi: 10.3390/polym14050889

Table 1.

The parameters of the photovoltaic device utilized in these simulations, including the initial estimation of the doping concentrations and thicknesses of each layer, which will be improved in the subsequent stages.

Physical Parameters Symbol Unit PEDOT:PSS PTB7:PC70BM PFN-Br
Thickness Th Nm - 250 250
Energy Band Gap Eg eV 1.6 0.9 2.98
Electron Affinity Χ eV 3.5 3.7 4
Dielectric Permittivity (Relative) Ε - 3 3.9 5
Effective Density of States at Valence Band NV cm−3 1 × 1022 1 × 1018 1 × 1019
Effective Density of States at Conduction Band NC cm−3 1 × 1022 1 × 1018 1 × 1019
Hole Thermal Velocity Ve cm/s 1 × 107 1 × 107 1 × 107
electron Thermal Velocity Vh cm/s 1 × 107 1 × 107 1 × 107
Electron Mobility μe cm2/V.s 0.01 5.00 × 10−4 1.00 × 10−4
Hole Mobility μh cm2/V.s 9.9 × 10−0.5 5.00 × 10−4 2.00 × 10−6
Uniform Shallow Donor Doping Nd cm−3 0.00 1 × 1019 -
Uniform Shallow Acceptor Doping Na cm−3 - 1 × 1019 0
Defect Density Nt cm−3 1 × 1015 1 × 1015 1 × 1015
References [35] [36,37] [38]