{"@type": "dcat:Dataset", "accessLevel": "public", "accrualPeriodicity": "irregular", "bureauCode": ["006:55"], "contactPoint": {"fn": "Peter J. Mohr", "hasEmail": "mailto:mohr@nist.gov"}, "description": "This database provides theoretical values of energy levels of hydrogen and deuterium for principle quantum numbers n = 1 to 200 and all allowed orbital angular momenta l and total angular momenta j. The values are based on current knowledge of the relevant theoretical contributions including relativistic, quantum electrodynamic, recoil, and nuclear size effects.", "distribution": [{"accessURL": "https://dx.doi.org/10.18434/T4V01G", "description": "DOI Access to NIST Energy Levels of Hydrogen and Deuterium dATABASE- SRD 142", "format": "text/html", "mediaType": "text/html", "title": "DOI Access to NIST Energy Levels of Hydrogen and Deuterium dATABASE- SRD 142"}], "identifier": "FDB59097467D5200E043065706813E54133", "keyword": ["hydrogen and deuterium energy levels", "hydrogen and deuterium transition frequencies"], "landingPage": "https://www.nist.gov/pml/energy-levels-hydrogen-and-deuterium", "language": ["en"], "license": "https://www.nist.gov/open/license", "modified": "2005-07-01 00:00:00", "programCode": ["006:052"], "publisher": {"@type": "org:Organization", "name": "National Institute of Standards and Technology"}, "theme": ["Atomic / molecular / quantum", "Physics:Spectroscopy", "Standards:Reference data"], "title": "NIST Energy Levels of Hydrogen and Deuterium dATABASE- SRD 142"}