/usr/share/octave/packages/secs2d-0.0.8/DDGOX/DDGOXhole_driftdiffusion.m is in octave-secs2d 0.0.8-5.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | function p=DDGOXhole_driftdiffusion(mesh,Dsides,nin,pin,V,up,tn,tp,n0,p0)
%%
% p=DDGhole_driftdiffusion(mesh,Dsides,nin,pin,V,up,tn,tp,n0,p0)
% IN:
% v = electric potential
% mesh = integration domain
% nin = initial guess and BCs for electron density
% pin = hole density (to compute SRH recombination)
% OUT:
% p = updated hole density
%%
% This file is part of
%
% SECS2D - A 2-D Drift--Diffusion Semiconductor Device Simulator
% -------------------------------------------------------------------
% Copyright (C) 2004-2006 Carlo de Falco
%
%
%
% SECS2D is free software; you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation; either version 2 of the License, or
% (at your option) any later version.
%
% SECS2D is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with SECS2D; If not, see <http://www.gnu.org/licenses/>.
if (Ucolumns(nin)>Urows(nin))
nin=nin';
end
if (Ucolumns(V)>Urows(V))
V=V';
end
if (Ucolumns(pin)>Urows(pin))
pin=pin';
end
Nnodes = max(size(mesh.p));
Nelements = max(size(mesh.t));
denom = (tp*(nin+sqrt(n0.*p0))+tn*(pin+sqrt(n0.*p0)));
u = up;
U = n0.*p0./denom;
M = nin./denom;
guess = pin;
V = -V;
p = Udriftdiffusion(mesh,Dsides,guess,M,U,V,u);
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