Atomic and Nuclear Physics
GSL_CONST_MKS_ELECTRON_CHARGE
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The charge of the electron, e.
GSL_CONST_MKS_ELECTRON_VOLT
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The energy of 1 electron volt, eV.
GSL_CONST_MKS_UNIFIED_ATOMIC_MASS
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The unified atomic mass, amu.
GSL_CONST_MKS_MASS_ELECTRON
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The mass of the electron, m_e.
GSL_CONST_MKS_MASS_MUON
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The mass of the muon, m_\mu.
GSL_CONST_MKS_MASS_PROTON
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The mass of the proton, m_p.
GSL_CONST_MKS_MASS_NEUTRON
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The mass of the neutron, m_n.
GSL_CONST_NUM_FINE_STRUCTURE
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The electromagnetic fine structure constant \alpha.
GSL_CONST_MKS_RYDBERG
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The Rydberg constant, Ry, in units of energy. This is related to
the Rydberg inverse wavelength R by Ry = h c R.
GSL_CONST_MKS_BOHR_RADIUS
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The Bohr radius, a_0.
GSL_CONST_MKS_ANGSTROM
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The length of 1 angstrom.
GSL_CONST_MKS_BARN
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The area of 1 barn.
GSL_CONST_MKS_BOHR_MAGNETON
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The Bohr Magneton, \mu_B.
GSL_CONST_MKS_NUCLEAR_MAGNETON
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The Nuclear Magneton, \mu_N.
GSL_CONST_MKS_ELECTRON_MAGNETIC_MOMENT
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The absolute value of the magnetic moment of the electron, \mu_e.
The physical magnetic moment of the election is negative.
GSL_CONST_MKS_PROTON_MAGNETIC_MOMENT
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The magnetic moment of the proton, \mu_p.