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1 |
| -// Boost.Units - A C++ library for zero-overhead dimensional analysis and |
| 1 | +// Boost.Units - A C++ library for zero-overhead dimensional analysis and |
2 | 2 | // unit/quantity manipulation and conversion
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3 | 3 | //
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4 | 4 | // Copyright (C) 2003-2008 Matthias Christian Schabel
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29 | 29 | #include <boost/units/systems/si/codata/typedefs.hpp>
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30 | 30 |
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31 | 31 | /// \file
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32 |
| -/// CODATA recommended values of fundamental atomic and nuclear constants |
33 |
| -/// CODATA 2006 values as of 2007/03/30 |
| 32 | +/// 2014 CODATA recommended values of fundamental atomic and nuclear constants as of 2018/07/21 |
34 | 33 |
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35 | 34 | namespace boost {
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36 | 35 |
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37 |
| -namespace units { |
| 36 | +namespace units { |
38 | 37 |
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39 | 38 | namespace si {
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40 |
| - |
| 39 | + |
41 | 40 | namespace constants {
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42 | 41 |
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43 | 42 | namespace codata {
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44 | 43 |
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45 |
| -/// CODATA recommended values of the fundamental physical constants: NIST SP 961 |
46 |
| - |
47 | 44 | /// electron mass
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48 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e,quantity<mass>,9.10938215e-31*kilograms,4.5e-38*kilograms); |
| 45 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e,quantity<mass>,9.10938356e-31*kilograms,1.1e-38*kilograms); |
49 | 46 | /// electron-muon mass ratio
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50 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_mu,quantity<dimensionless>,4.83633171e-3*dimensionless(),1.2e-10*dimensionless()); |
| 47 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_mu,quantity<dimensionless>,4.83633170e-3*dimensionless(),1.1e-10*dimensionless()); |
51 | 48 | /// electron-tau mass ratio
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52 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_tau,quantity<dimensionless>,2.87564e-4*dimensionless(),4.7e-8*dimensionless()); |
| 49 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_tau,quantity<dimensionless>,2.87592e-4*dimensionless(),2.6e-8*dimensionless()); |
53 | 50 | /// electron-proton mass ratio
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54 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_p,quantity<dimensionless>,5.4461702177e-4*dimensionless(),2.4e-13*dimensionless()); |
| 51 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_p,quantity<dimensionless>,5.44617021352e-4*dimensionless(),5.2e-14*dimensionless()); |
55 | 52 | /// electron-neutron mass ratio
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56 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_n,quantity<dimensionless>,5.4386734459e-4*dimensionless(),3.3e-13*dimensionless()); |
| 53 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_n,quantity<dimensionless>,5.4386734428e-4*dimensionless(),2.7e-13*dimensionless()); |
57 | 54 | /// electron-deuteron mass ratio
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58 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_d,quantity<dimensionless>,2.7244371093e-4*dimensionless(),1.2e-13*dimensionless()); |
| 55 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_d,quantity<dimensionless>,2.724437107484e-4*dimensionless(),9.6e-15*dimensionless()); |
59 | 56 | /// electron-alpha particle mass ratio
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60 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_alpha,quantity<dimensionless>,1.37093355570e-4*dimensionless(),5.8e-14*dimensionless()); |
61 |
| -/// electron charge to mass ratio |
62 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(e_over_m_e,quantity<electric_charge_over_mass>,1.758820150e11*coulombs/kilogram,4.4e3*coulombs/kilogram); |
| 57 | +BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_alpha,quantity<dimensionless>,1.370933554798e-4*dimensionless(),4.5e-15*dimensionless()); |
| 58 | +/// electron charge to mass quotient |
| 59 | +BOOST_UNITS_PHYSICAL_CONSTANT(e_over_m_e,quantity<electric_charge_over_mass>,1.758820024e11*coulombs/kilogram,1.1e3*coulombs/kilogram); |
63 | 60 | /// electron molar mass
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64 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(M_e,quantity<mass_over_amount>,5.4857990943e-7*kilograms/mole,2.3e-16*kilograms/mole); |
| 61 | +BOOST_UNITS_PHYSICAL_CONSTANT(M_e,quantity<mass_over_amount>,5.48579909070e-7*kilograms/mole,1.6e-17*kilograms/mole); |
65 | 62 | /// Compton wavelength
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66 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(lambda_C,quantity<length>,2.4263102175e-12*meters,3.3e-21*meters); |
| 63 | +BOOST_UNITS_PHYSICAL_CONSTANT(lambda_C,quantity<length>,2.4263102367e-12*meters,1.1e-21*meters); |
67 | 64 | /// classical electron radius
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68 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(r_e,quantity<length>,2.8179402894e-15*meters,5.8e-24*meters); |
| 65 | +BOOST_UNITS_PHYSICAL_CONSTANT(r_e,quantity<length>,2.8179403227e-15*meters,1.9e-24*meters); |
69 | 66 | /// Thompson cross section
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70 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(sigma_e,quantity<area>,0.6652458558e-28*square_meters,2.7e-37*square_meters); |
| 67 | +BOOST_UNITS_PHYSICAL_CONSTANT(sigma_e,quantity<area>,0.66524587158e-28*square_meters,9.1e-38*square_meters); |
71 | 68 | /// electron magnetic moment
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72 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(mu_e,quantity<energy_over_magnetic_flux_density>,-928.476377e-26*joules/tesla,2.3e-31*joules/tesla); |
| 69 | +BOOST_UNITS_PHYSICAL_CONSTANT(mu_e,quantity<energy_over_magnetic_flux_density>,-928.4764620e-26*joules/tesla,5.7e-32*joules/tesla); |
73 | 70 | /// electron-Bohr magenton moment ratio
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74 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_B,quantity<dimensionless>,-1.00115965218111*dimensionless(),7.4e-13*dimensionless()); |
| 71 | +BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_B,quantity<dimensionless>,-1.00115965218091*dimensionless(),2.6e-13*dimensionless()); |
75 | 72 | /// electron-nuclear magneton moment ratio
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76 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_N,quantity<dimensionless>,-183.28197092*dimensionless(),8.0e-7*dimensionless()); |
| 73 | +BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_N,quantity<dimensionless>,-1838.28197234*dimensionless(),1.7e-7*dimensionless()); |
77 | 74 | /// electron magnetic moment anomaly
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78 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(a_e,quantity<dimensionless>,1.15965218111e-3*dimensionless(),7.4e-13*dimensionless()); |
| 75 | +BOOST_UNITS_PHYSICAL_CONSTANT(a_e,quantity<dimensionless>,1.15965218091e-3*dimensionless(),2.6e-13*dimensionless()); |
79 | 76 | /// electron g-factor
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80 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(g_e,quantity<dimensionless>,-2.0023193043622*dimensionless(),1.5e-12*dimensionless()); |
| 77 | +BOOST_UNITS_PHYSICAL_CONSTANT(g_e,quantity<dimensionless>,-2.00231930436182*dimensionless(),5.2e-13*dimensionless()); |
81 | 78 | /// electron-muon magnetic moment ratio
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82 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_mu,quantity<dimensionless>,206.7669877*dimensionless(),5.2e-6*dimensionless()); |
| 79 | +BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_mu,quantity<dimensionless>,206.7669880*dimensionless(),4.6e-6*dimensionless()); |
83 | 80 | /// electron-proton magnetic moment ratio
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84 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_p,quantity<dimensionless>,-658.2106848*dimensionless(),5.4e-6*dimensionless()); |
| 81 | +BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_p,quantity<dimensionless>,-658.2106866*dimensionless(),2.0e-6*dimensionless()); |
85 | 82 | /// electron-shielded proton magnetic moment ratio
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86 | 83 | BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_p_prime,quantity<dimensionless>,-658.2275971*dimensionless(),7.2e-6*dimensionless());
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87 | 84 | /// electron-neutron magnetic moment ratio
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88 | 85 | BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_n,quantity<dimensionless>,960.92050*dimensionless(),2.3e-4*dimensionless());
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89 | 86 | /// electron-deuteron magnetic moment ratio
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90 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_d,quantity<dimensionless>,-2143.923498*dimensionless(),1.8e-5*dimensionless()); |
| 87 | +BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_d,quantity<dimensionless>,-2143.923499*dimensionless(),1.2e-5*dimensionless()); |
91 | 88 | /// electron-shielded helion magnetic moment ratio
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92 | 89 | BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_h_prime,quantity<dimensionless>,864.058257*dimensionless(),1.0e-5*dimensionless());
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93 | 90 | /// electron gyromagnetic ratio
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94 |
| -BOOST_UNITS_PHYSICAL_CONSTANT(gamma_e,quantity<frequency_over_magnetic_flux_density>,1.760859770e11/second/tesla,4.4e3/second/tesla); |
| 91 | +BOOST_UNITS_PHYSICAL_CONSTANT(gamma_e,quantity<frequency_over_magnetic_flux_density>,1.760859644e11/second/tesla,1.1e3/second/tesla); |
95 | 92 |
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96 | 93 | } // namespace codata
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97 | 94 |
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98 |
| -} // namespace constants |
| 95 | +} // namespace constants |
99 | 96 |
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100 | 97 | } // namespace si
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101 | 98 |
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