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root/OpenMD/branches/development/src/utils/PhysicalConstants.hpp
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Comparing branches/development/src/utils/PhysicalConstants.hpp (file contents):
Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 UTC vs.
Revision 1767 by gezelter, Fri Jul 6 22:01:58 2012 UTC

# Line 42 | Line 42
42  
43   #ifndef UTILS_PHYSICALCONSTANTS_HPP
44   #define UTILS_PHYSICALCONSTANTS_HPP
45 + #include "config.h"
46 + #include <cmath>
47  
48   namespace OpenMD {
49  
# Line 79 | Line 81 | namespace OpenMD {
81       *      kcal mol^-1 Angstrom^-1 fs^-1 Kelvin^-1
82       */
83      const RealType thermalConductivityConvert = 1.439326479e-5;
84 +
85 +    /* Atomic Units are used in the Slater overlap code, and we need
86 +     * to get distances back and forth to angstroms and energies back
87 +     * and forth to kcal / mol
88 +     */
89 +    const RealType angstromToBohr = 1.88972612;
90 +    const RealType bohrToAngstrom = 0.52917721092;
91 +    const RealType hartreeToKcal   = 627.509469;
92    }
93   }
94   #endif

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