Table: Hydrogen P(1/2) States
$\mathbf{ {\large{P}}_{1/2}}$ – states of Hydrogen
$\mathbf{2P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \alpha$
$\mathbf{3P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \beta$
$\mathbf{4P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \gamma$
$\mathbf{5P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \delta$
$\mathbf{6P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \epsilon$
$\mathbf{7P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \zeta$
$\mathbf{8P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \eta$
$\mathbf{9P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \theta$
$\mathbf{10P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \kappa$
$\mathbf{11P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \lambda$
$\mathbf{12P_{1/2}}$ $\equiv \ \ \mathbf{1S \! \! \uparrow} \, + \ {\mathrm{Lyman}} \, \mu$
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