

Showing the number of energy levels in ASD for each stage of ionization.Įach spectrum name in the table is a link to the complete list of energy levels of this spectrum in ASD. Symbol for which there are energy levels in ASD is a link to the holdings data table The List of Holdings for levels is arranged as a periodic table. Indicator with the spectrum name and the number of included spectral lines for this spectrum.Ĭlicking on a square box invokes an output page of spectral lines for the corresponding spectrum. Hovering the mouse over a box invokes a pop-up In addition to the periodic table, the Holdings page provides a triangular diagramįilled with colored square boxes numbered according to nuclear charge growing from top to bottomĪnd ionization degree growing from left to right. The total number of included spectral lines for all spectra of the selected element is shown at Number of lines with level designations.Įach spectrum name in the table is a link to the complete list of lines of this spectrum in ASD.Number of lines with transition probabilities.Showing the following pieces of information for each stage of ionization: Symbol for which there are spectral lines in ASD is a link to the holdings data table The List of Holdings for lines is arranged as a periodic table. Spectra" in the menu bar and then selecting the appropriate "List of

Either of these lists may be accessed by selecting "List of One for lines data, the other for levelsĭata. Interface for Laser-Induced Breakdown Spectroscopy (LIBS) GSIE Search Form Selecting Spectra for GSIE Searches Output for GSIE (description of columns of output) Ground States and Ionization Energies (GSIE) Lines Search Form Wavelength ordered searches (including examples) Multiplet ordered searches (including an example) Selecting Spectra for Lines Searches (including examples of spectral notation) Setting Options for Lines Searches Setting Output Preferences Setting Additional Criteria Output for Lines (description of columns of output)Įnergy Levels Search Form Selecting Spectrum for Levels Searches Setting Additional Criteria Output for Levels (description of columns of output) Introduction to the ASD database Introduction to Atomic Spectroscopy List of Holdings ASD Data Navigation Searching for Data Options for Viewing Data Using WWW Browser Features Special Configuration and Term Notations for ASCII Output Files Locating references in the ASD Bibliography NIST Atomic Spectra Database Help Page General Information
