PhysicsConstant.h

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// This file os part of FVM
// Copyright (c) 2012 FVM Authors
// See LICENSE file for terms.

#ifndef _PHYSICSCONSTANT_H_
#define _PHYSICSCONSTANT_H_

#include <math.h>

#define   PI       M_PI

#define   K_SI     1.3806503e-23

#define   H_SI     6.626068e-34     //m2.kg.s-1 - plancks constant

#define   ME       9.10938188e-31   //kg - mass of electron

#define   QE        1.60217646e-19   //C - electron charge

#define   E0_SI    8.854187826e-12  //F.m-1 - permittivity vacuum

#define   HBAR_SI  (H_SI/(2*PI))

#endif