Yb171_P15_Lowest

class rydstate.species.ytterbium.yb171_mqdt_fmodel_data.Yb171_P15_Lowest(mqdt)[source]

Parameters:: mqdt (MQDT)

species: ClassVar[str] = 'Yb171': The species for which the MQDT model is defined.

name: ClassVar[str] = 'P F=3/2, 1.5 < nu < 2.5': The name of the atomic species.

f_tot: ClassVar[float] = 1.5: Total angular momentum f_tot of the Rydberg state.

nu_range: ClassVar[tuple[float, float]] = (1.5, 2.5): Range of effective principal quantum numbers nu for which the MQDT model is valid.

reference: ClassVar[str | tuple[str, ...] | None] = 'fit to Yb174 NIST data': Reference for the MQDT model, e.g., a publication doi where the model is described.

inner_channels: ClassVar[list[AngularKetBase[Any]]] = [AngularKetLS(i_c=0.5, s_c=0.5, l_c=0, s_r=0.5, l_r=1, s_tot=0.0, l_tot=1, j_tot=1.0, f_tot=1.5), AngularKetLS(i_c=0.5, s_c=0.5, l_c=0, s_r=0.5, l_r=1, s_tot=1.0, l_tot=1, j_tot=1.0, f_tot=1.5), AngularKetLS(i_c=0.5, s_c=0.5, l_c=0, s_r=0.5, l_r=1, s_tot=1.0, l_tot=1, j_tot=2.0, f_tot=1.5)]: List of inner channels in the MQDT model.

outer_channels: ClassVar[list[AngularKetFJ[Any]]] = [AngularKetFJ(i_c=0.5, s_c=0.5, l_c=0, s_r=0.5, l_r=1, j_c=0.5, f_c=1.0, j_r=1.5, f_tot=1.5), AngularKetFJ(i_c=0.5, s_c=0.5, l_c=0, s_r=0.5, l_r=1, j_c=0.5, f_c=1.0, j_r=0.5, f_tot=1.5), AngularKetFJ(i_c=0.5, s_c=0.5, l_c=0, s_r=0.5, l_r=1, j_c=0.5, f_c=0.0, j_r=1.5, f_tot=1.5)]: List of outer channels in the MQDT model.

eigen_quantum_defects: ClassVar[list[tuple[float, ...] | list[float] | float]] = [[0.161083, 0], [0.920424, 0], [0.110501, 0]]: List of eigen quantum defects for the close-coupling channels. Each entry can be a constant or a list of polynomial coefficients.

mixing_angles: ClassVar[list[tuple[int, int, tuple[float, ...] | list[float] | float]]] = [(0, 1, [-0.426128, 6.272986])]: List of mixing angles between close-coupling channels. Each entry is a tuple (i_idx, j_idx, params) where i_idx and j_idx are the indices of the involved channels and params are the parameters for the energy dependence of the angle (constant or polynomial coefficients).