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lammps/examples/PACKAGES/atc/drift_diffusion/Si_ddm.mat
2021-06-29 11:23:47 -04:00

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material Si metal
#### two temperature ####################
heat_capacity constant
capacity 0.124578126430817 # E / L^3
end
electron_heat_capacity constant, no density #power_law
#capacity 3.53391324615404e-11
capacity 3.53391324615404e-8 # E / L^3
end
effective_mass constant
inv_effective_mass 1.
end
heat_flux linear
conductivity 722.65698 # E / t / L / T
end
electron_heat_flux linear
conductivity 0.0441362750535 # E / t / L / T
end
electron_phonon_exchange linear
coefficient 6.0221415e-09 # E / t / T
end
#### drift diffusion #####################
electron_flux linear
mobility 360000.0 # L^2/t/V
diffusivity 14000000.0 # L^2/t
end
electron_recombination linear
inv_relaxation_time 0.0 # 1/t HACK
equilibrium_carrier_density 1.0 # e/L^3 HACK
end
electric_field linear
permittivity 0.06 # e/V/L scales electric field vs charge
end
#donor_concentration 1.0e-4 # e/L^3 HACK must be consistent w/ n0 ?
end