(redirected from Sharp, Principal, Diffuse, Fundamental)
SPDFSynchronous Protocol Data Formatter
SPDFSpace Physics Data Facility
SPDFSealed Portable Document Format
SPDFService Based Policy Decision Function
SPDFSpace Physics Data Facility (NASA)
SPDFSeychelles People's Defense Force
SPDFService-based Policy Decision Function
SPDFSudan People's Defence Forces
SPDFSharp, Principal, Diffuse, Fundamental (electron orbitals)
SPDFSampling Probability Density Function
SPDFSmith Point Dance Floor
References in periodicals archive ?
The names of the blocks originate in the number of the spectroscopic lines of the atomic orbitales in each of them: sharp, principal, diffuse, fundamental.