Lyopolymorphism in binary systems of tetrapalladomesogenes in linear alkanes by Fourier transform far infrared spectroscopy and polmicroscopic methods

1997 ◽  
Author(s):  
Vladimir Vatagin ◽  
Nadezhda Usol'tseva ◽  
Klaus Praefcke ◽  
Alla Bronnikova
1997 ◽  
Vol 186 (1) ◽  
pp. 15-21 ◽  
Author(s):  
Indranath Mukhopadhyay ◽  
Pradeep Kumar Gupta ◽  
Giovanni Moruzzi ◽  
Brenda P. Winnewisser ◽  
Manfred Winnewisser

1995 ◽  
Vol 8 (2) ◽  
pp. 193-198 ◽  
Author(s):  
K. Antonova ◽  
M. Petrov ◽  
N. Kirov ◽  
T. Tenev ◽  
H. Ratajczak

2013 ◽  
Vol 91 (11) ◽  
pp. 937-940 ◽  
Author(s):  
S. Gruet ◽  
A. Morvan ◽  
O. Pirali ◽  
T. Chamaillé ◽  
E. Bouisset ◽  
...  

We report the pure rotation spectrum of HN2+ as measured by Fourier transform (FT) absorption spectroscopy in the 20–40 cm−1 spectral range. The cations are produced in a liquid nitrogen cooled hollow cathode discharge cell developed on the AILES beamline of synchrotron SOLEIL. The setup was optimized by recording rotation–vibration spectra of H3+ (with the ν2 band centered at about 2521 cm−1), HN2+ (with the ν1 band centered at about 3234 cm−1), and HCO+ (with the ν1 band centered at about 3089 cm−1). Many rotation–vibration lines have been assigned for each ion and five pure rotational transitions have been detected for HN2+. These results demonstrate the feasibility of recording far-infrared spectra of cationic species using FT broad band spectroscopy associated with the bright synchrotron radiation continuum as an alternative to laser-based frequency tunable techniques.


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