Millimeter Wave Spectroscopy of Unstable Molecular Species. I. Carbon Monosulfide

摘要

The carbon monosulfide species CS32and CS34are investigated with a millimeter wave spectrometer designed for the study of shorthyphen;lived molecules in the frequency range from 60 000 to 300 000 Mc/sec. Spectroscopic constants obtained are:thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;CS32thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;thinsp;CS34B0equals;24 495.592plusmn;0.006thinsp;Mcsol;secB0equals;24 103.554plusmn;0.006thinsp;Mcsol;secBeequals;24 584.367plusmn;0.006thinsp;Mcsol;secDeequals;0.03979plusmn;0.0017thinsp;Mcsol;secagr;eequals;117.550plusmn;0.012thinsp;Mcsol;secHeequals;0.0625plusmn;0.009thinsp;kcsol;secDeequals;0.04285plusmn;0.00166thinsp;Mcsol;secHeequals;0.0653plusmn;0.0085thinsp;kcsol;secThe spectrometer is described. Its sensitivity has been estimated to be the order of 10mdash;5to 10mdash;6cmmdash;1.