diff options
Diffstat (limited to 'Source/Utils/WarpXConst.H')
| -rw-r--r-- | Source/Utils/WarpXConst.H | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/Source/Utils/WarpXConst.H b/Source/Utils/WarpXConst.H index 4e226e55f..6901d4629 100644 --- a/Source/Utils/WarpXConst.H +++ b/Source/Utils/WarpXConst.H @@ -3,20 +3,24 @@ #include <AMReX_REAL.H> -// Physical constants -namespace PhysConst +// Math constants +namespace MathConst { - static constexpr amrex::Real c = 299792458.; - static constexpr amrex::Real ep0 = 8.854187817e-12; - static constexpr amrex::Real mu0 = 1.2566370614359173e-06; - static constexpr amrex::Real q_e = 1.6021764620000001e-19; - static constexpr amrex::Real m_e = 9.10938291e-31; - static constexpr amrex::Real m_p = 1.6726231000000001e-27; + static constexpr amrex::Real pi = 3.14159265358979323846; } -namespace MathConst +// Physical constants +namespace PhysConst { - static constexpr amrex::Real pi = 3.14159265358979323846; + static constexpr amrex::Real c = 299792458.; + static constexpr amrex::Real ep0 = 8.854187817e-12; + static constexpr amrex::Real mu0 = 1.2566370614359173e-06; + static constexpr amrex::Real q_e = 1.6021764620000001e-19; + static constexpr amrex::Real m_e = 9.10938291e-31; + static constexpr amrex::Real m_p = 1.6726231000000001e-27; + static constexpr amrex::Real hbar = 1.05457180010e-34; + static constexpr amrex::Real alpha = mu0/(4*MathConst::pi)*q_e*q_e*c/hbar; + static constexpr amrex::Real r_e = 1./(4*MathConst::pi*ep0) * q_e*q_e/(m_e*c*c); } #endif |