Infrared Absorption Spectra of Phosphine |
Common terms and phrases
absorption cell ABSORPTION OF PHOSPHINE appear approximately equal axially symmetrical axis of symmetry band at 990 bands of NH3 center cm ¹ cm long cm-¹ cm¯¹ cm¹ components corre correlate coupling between rotation curve of Fig dicular type band doubling equal spacing evacuated FEBRUARY 15 flask frozen higher frequency bands indication inertia with respect INFRARED ABSORPTION SPECTRA intense zero branch intervals of approxi LAI WING FUNG LANCASTER line grating line intervals low frequency mately 8.5 cm maxima minima moment of inertia moments of inertia observed optical pair parallel type bands perpen perpendicular band PH3 behaves phos phosphorus atom plane pure rotation spectrum pyramid Randall and Wright region reservoir Robertson and Fox rotation lines shows SPECTRA OF PHOSPHINE spectrometer spherical top symmetrical molecule third line three bands three hydrogen atoms tion trap triangular UNIVERSITY OF MICHIGAN upper stage v₁ vaporize vibration VOLUME 45 wave number windows WING FUNG