Pyxaid2
 All Classes
units_pyxaid.h
1 /***********************************************************
2  * Copyright (C) 2013 Alexey V. Akimov
3  * This file is distributed under the terms of the
4  * GNU General Public License as published by the
5  * Free Software Foundation; either version 3 of the
6  * License, or (at your option) any later version.
7  * http://www.gnu.org/copyleft/gpl.txt
8 ***********************************************************/
9 
10 #ifndef UNITS_PYXAID_H
11 #define UNITS_PYXAID_H
12 
13 #define HBAR 0.658218 // units eV * fs
14 #define kb 8.617e-5 // units = eV/K
15 #define Ry_to_eV 13.60569253 // 1 Ry = Ry_to_eV eV
16 #define Ha_to_eV 27.211396 // 1 Ha = Ha_to_eV eV
17 
18 
19 #endif