--- /dev/null
+function phip = DDGp2phip (V,p);
+
+% phip = DDGp2phip (V,p);
+% computes the qfl for holes using Maxwell-Boltzmann statistics
+
+% This file is part of
+%
+% MNME1D - A 1-D Drift--Diffusion Semiconductor Device Simulator
+% -------------------------------------------------------------------
+% Copyright (C) 2004 Carlo de Falco
+%
+%
+%
+% MNME1D 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.
+%
+% MNME1D 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 MNME1D; If not, see <http://www.gnu.org/licenses/>.
+
+
+% load constants
+
+ pmin = 0;
+
+ p = p .* (p>pmin) + pmin * (p<=pmin);
+ phip = V + log(p) ;
+
+
+ % Last Revision:
+ % $Author: adb014 $
+ % $Date: 2008-02-04 16:26:27 +0100 (man, 04 feb 2008) $