Knowledge Bank

“Three complete Rydberg series, $2P2Po-ns\mathrm{<mrow\; data-mjx-texclass="ORD">2</mrow>}S,2s\mathrm{<mrow\; data-mjx-texclass="ORD">2</mrow>}S-np\mathrm{<mrow\; data-mjx-texclass="ORD">2</mrow>}Po$ and $2p \mathrm{<mrow\; data-mjx-texclass="ORD">2</mrow>}Po-nd\mathrm{<mrow\; data-mjx-texclass="ORD">2</mrow>}D$, extending to the ionization limit have been observed in the spectrum on N V excited in a low pressure, high voltage condensed capillary discharge. An ionization limit of $789516\pm 24cm-1=97.8816\pm 0.0030$ ev. Has been determined from these Ions series for N V.”