SEARCH Articles Figures Tables Average occupation numbers Bose occupation number Commutation relations. Occupation numbers Computer programs occupation numbers D-occupation number E The Occupation Number Representation Electron occupation number Fermi distribution, occupation numbers Fock Space and Occupation Number Vectors Generalized occupation numbers Kohn-Sham density functional theory, orbital occupation numbers Mean occupation number National Institute of Occupational Safety and Health Publication Number Natural orbital occupation numbers Number occupation operator representation Observables Occupation numbers Occupancy numbers Occupancy numbers Occupation number fluctuations Occupation number notation Occupation number representation Occupation number vector Occupation numbers fractional Occupation numbers, nonintegral Occupation-number formalism Operator occupation number Orbital occupation numbers Orbital occupation numbers, transition Orbital occupation numbers, transition selection Phonon occupation number Photon occupation number Second quantization formalism occupation number Variable occupation numbers