Millimetre wave spectrum of methyl mercury chloride

1955 ◽  
Vol 19 (0) ◽  
pp. 52-55 ◽  
Author(s):  
J. T. Cox ◽  
T. Gáumann ◽  
W. J. Orville Thomas
1997 ◽  
Vol 92 (2) ◽  
pp. 229-236 ◽  
Author(s):  
M. HEPP ◽  
R. GENDRIESCH ◽  
I. PAK ◽  
Y.A. KURITSYN ◽  
F. LEWEN ◽  
...  

1980 ◽  
Vol 58 (11) ◽  
pp. 1640-1648 ◽  
Author(s):  
R. M. Lees ◽  
M. Ali Mohammadi

An investigation of the rotational spectrum of CH332SH, one of the most recent molecules to be detected in the interstellar medium, has been carried out over the 25–107 GHz region. The frequencies of a-type Δk = 0 R-branch transitions have been measured for the J = 1 ← 0 up to J = 4 ← 3 multiplets for torsional states νt = 0–3. In addition, many P-, Q-, and R-branch transitions with Δk ≠ 0 have been identified in order to provide a catalogue of lines for potential radio astronomical applications. Improved values of rotational and centrifugal distortion constants, a-type torsion–vibration–rotation interaction constants, and torsional barrier parameters (V3 = 444.76 cm−1; effective V6 = −2.07 cm−1) have been determined from least-squares analyses of the spectra.


2013 ◽  
Vol 580 ◽  
pp. 37-42 ◽  
Author(s):  
Peter D. Godfrey ◽  
Don McNaughton ◽  
Corey J. Evans

1981 ◽  
Vol 31 ◽  
pp. 147
Author(s):  
Haruo Kobayashi ◽  
Akira Yuyama ◽  
Naonori Matsusaka ◽  
Kazu Takeno ◽  
Iwao Yanagiya

2001 ◽  
Vol 79 (2-3) ◽  
pp. 359-366 ◽  
Author(s):  
L Dore ◽  
C Puzzarini ◽  
G Cazzoli

The millimetre-wave spectrum of HC17O+ has been analyzed up to 348.2 GHz by recording the J = 2 [Formula: see text] 1 and J = 4 [Formula: see text] 3 rotational transitions. Present measurements and the previous detection of the J = 1 [Formula: see text] 0 transition carried out in this laboratory allowed us to determine accurate values of the rotational and centrifugal distortion constants, and of the nuclear quadrupole coupling (χ) and spin-rotation constants. Moreover, χ has been evaluated from the electric field gradient at the oxygen nucleus calculated by using the multiconfiguration self-consistent field approach plus subsequent multireference configuration interaction computation, employing basis sets of quadruple zeta quality. Excellent agreement with experiment has been obtained. In addition, the molecular dipole moment has been calculated at the same level of accuracy. PACS No.: 33.20Bx


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