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1 // Boost.Units - A C++ library for zero-overhead dimensional analysis and
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2 // unit/quantity manipulation and conversion
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3 //
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4 // Copyright (C) 2003-2008 Matthias Christian Schabel
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5 // Copyright (C) 2008 Steven Watanabe
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6 //
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7 // Distributed under the Boost Software License, Version 1.0. (See
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8 // accompanying file LICENSE_1_0.txt or copy at
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9 // http://www.boost.org/LICENSE_1_0.txt)
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10
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11 #ifndef BOOST_UNITS_CODATA_HELION_CONSTANTS_HPP
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12 #define BOOST_UNITS_CODATA_HELION_CONSTANTS_HPP
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13
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14 #include <boost/units/quantity.hpp>
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15 #include <boost/units/static_constant.hpp>
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16
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17 #include <boost/units/systems/detail/constants.hpp>
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18 #include <boost/units/systems/si/amount.hpp>
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19 #include <boost/units/systems/si/area.hpp>
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20 #include <boost/units/systems/si/electric_charge.hpp>
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21 #include <boost/units/systems/si/energy.hpp>
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22 #include <boost/units/systems/si/frequency.hpp>
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23 #include <boost/units/systems/si/length.hpp>
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24 #include <boost/units/systems/si/mass.hpp>
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25 #include <boost/units/systems/si/magnetic_flux_density.hpp>
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26 #include <boost/units/systems/si/time.hpp>
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27 #include <boost/units/systems/si/wavenumber.hpp>
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28
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29 #include <boost/units/systems/si/codata/typedefs.hpp>
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30
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31 /// \file
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32 /// CODATA recommended values of fundamental atomic and nuclear constants
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33 /// CODATA 2006 values as of 2007/03/30
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34
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35 namespace boost {
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36
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37 namespace units {
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38
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39 namespace si {
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40
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41 namespace constants {
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42
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43 namespace codata {
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44
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45 /// CODATA recommended values of the fundamental physical constants: NIST SP 961
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46
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47 /// helion mass
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48 BOOST_UNITS_PHYSICAL_CONSTANT(m_h,quantity<mass>,5.00641192e-27*kilograms,2.5e-34*kilograms);
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49 /// helion-electron mass ratio
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50 BOOST_UNITS_PHYSICAL_CONSTANT(m_h_over_m_e,quantity<dimensionless>,5495.8852765*dimensionless(),5.2e-6*dimensionless());
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51 /// helion-proton mass ratio
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52 BOOST_UNITS_PHYSICAL_CONSTANT(m_h_over_m_p,quantity<dimensionless>,2.9931526713*dimensionless(),2.6e-9*dimensionless());
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53 /// helion molar mass
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54 BOOST_UNITS_PHYSICAL_CONSTANT(M_h,quantity<mass_over_amount>,3.0149322473e-3*kilograms/mole,2.6e-12*kilograms/mole);
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55 /// helion shielded magnetic moment
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56 BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime,quantity<energy_over_magnetic_flux_density>,-1.074552982e-26*joules/tesla,3.0e-34*joules/tesla);
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57 /// shielded helion-Bohr magneton ratio
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58 BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_B,quantity<dimensionless>,-1.158671471e-3*dimensionless(),1.4e-11*dimensionless());
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59 /// shielded helion-nuclear magneton ratio
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60 BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_N,quantity<dimensionless>,-2.127497718*dimensionless(),2.5e-8*dimensionless());
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61 /// shielded helion-proton magnetic moment ratio
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62 BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_p,quantity<dimensionless>,-0.761766558*dimensionless(),1.1e-8*dimensionless());
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63 /// shielded helion-shielded proton magnetic moment ratio
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64 BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_p_prime,quantity<dimensionless>,-0.7617861313*dimensionless(),3.3e-8*dimensionless());
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65 /// shielded helion gyromagnetic ratio
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66 BOOST_UNITS_PHYSICAL_CONSTANT(gamma_h_prime,quantity<frequency_over_magnetic_flux_density>,2.037894730e8/second/tesla,5.6e-0/second/tesla);
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67
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68 } // namespace codata
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69
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70 } // namespace constants
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71
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72 } // namespace si
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73
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74 } // namespace units
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75
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76 } // namespace boost
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77
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78 #endif // BOOST_UNITS_CODATA_HELION_CONSTANTS_HPP
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