Qucs-core: constants.h Source File

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00001 /*
00002  * constants.h - global natural constant header file
00003  *
00004  * Copyright (C) 2004, 2005 Stefan Jahn <stefan@lkcc.org>
00005  * Copyright (C) 2015 Guilherme Brondani Torri <guitorri@gmail.com>
00006  *
00007  * This is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 2, or (at your option)
00010  * any later version.
00011  *
00012  * This software is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this package; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
00020  * Boston, MA 02110-1301, USA.
00021  *
00022  * $Id$
00023  *
00024  */
00025 
00033 #ifndef __CONSTANTS_H__
00034 #define __CONSTANTS_H__
00035 
00036 #include "consts.h"
00037 #include "precision.h"
00038 
00039 namespace qucs {
00040 
00048 static const double C0   = 299792458.0;
00050 static const double  MU0 = 12.566370614e-7;
00052 static const double E0   = 8.854187817e-12;
00054 static const double Z0   = 376.73031346958504364963;
00058 static const double Hp   = 6.626069311e-34;
00060 static const double K    = -273.15;
00062 static const double T0   = 290;
00063 
00065 static const double kB      = 1.380650524e-23;
00067 static const double Q_e     = 1.6021765314e-19;
00069 static const double kBoverQ = 0.86173433260414314916e-4;
00071 static const double QoverkB = 1.16045045690360379713e+4;
00072 
00074 static const double ESiO2     = 3.9;
00076 static const double ESi       = 11.7;
00078 static const double EGe       = 15.8;
00080 static const double EGaAs     = 13.1;
00082 static const double NiSi      = 1.45e16;
00084 static const double NiGe      = 2.40e19;
00086 static const double NiGaAs    = 9.00e12;
00088 static const double EgSi      = 1.11;
00092 static const double EgSchottky = 0.69;
00094 static const double EgGe       = 0.67;
00096 static const double EgGaAs     = 1.43;
00098 static const double Eg0Si      = 1.16;
00099 
00103 static const double GMin = NR_TINY;
00104 
00109 } // namespace qucs
00110 
00111 #endif /* __CONSTANTS_H__ */