Catalog Service: Ethylene oxide spectrum
Description
The cyclic molecule ethylene oxide (c-C_2_H_4_O) has recently been detected in the interstellar source Sgr B2N. Previous laboratory work on the rotational spectrum of this molecule extends only to a frequency of 123GHz. We report here the extension of the laboratory rotational spectrum of this species through the frequency range 262358GHz using a new fast scan spectrometer (fast scan submillimeter spectroscopic technique, FASSST). The newly measured lines have been combined with previous data at lower frequencies to form a data set consisting of 662 lines that has been assigned and fitted via a standard semirigid asymmetric top analysis. The spectral constants obtained from the fit have allowed us to predict the frequencies of many additional lines.
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Publisher: CDSivo://CDS[Pub. ID]
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This resource was registered on: 1999 Nov 26 19:26:12ZThis resource description was last updated on: 2021 Oct 21 00:00:00Z
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Developed with the support of the National Science Foundation under Cooperative Agreement AST0122449 with the Johns Hopkins University The NAVO project is a member of the International Virtual Observatory Alliance
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