Infrared and Raman spectra of polyethylene oxide in the low frequency region

1974 ◽  
Vol 61 (2) ◽  
pp. 504-506 ◽  
Author(s):  
John F. Rabolt ◽  
Kenneth W. Johnson ◽  
Robert N. Zitter
1987 ◽  
Vol 56 (2) ◽  
pp. 794-797 ◽  
Author(s):  
Kazuhiro Hara ◽  
Akikatsu Sawada ◽  
Yoshihiro Ishibashi

1970 ◽  
Vol 48 (1) ◽  
pp. 181-184 ◽  
Author(s):  
M. H. Abraham ◽  
F. W. Parrett

A study of the low frequency vibrational spectra of the complexes MX2.TMED (where M = Zn, Cd, Hg; X = Cl, Br, I; TMED = N,N,N′,N′-tetramethylethylenediamine suggests that in the solid state the zinc and mercury complexes are 4-coordinated but the cadmium complexes are all based on octahedral halogen bridged structures. Assignments of the vibrational bands are discussed.


1978 ◽  
Vol 31 (10) ◽  
pp. 2137 ◽  
Author(s):  
GA Bowmaker ◽  
RJ Knappstein ◽  
SF Tham

The infrared and Raman spectra of [Et3PcuI]4 and [Et3AsCuI]4 have been measured, and bands have been assigned to vibrations of the ligand and of the Td Cu4I4 core. The far-infrared spectra show two strong T2 v(CuI) bands at about 90 and 140 cm-1, the higher frequency member of which has a Raman counterpart which shows possible longitudinal-transverse splitting. The Raman spectra also show an intense band at about 50 cm-1. Similar features have been observed in the low-frequency vibrational spectra of [Et2S]3 [CuI]4, [C5H5NcuI]4, [C5H11NAgI]4, [Et3PAgBr]4 and [Et3PagCl]4, although the last two compounds gave only a single broad band in the v(MX) region.


1991 ◽  
Vol 22 (7) ◽  
pp. 375-381 ◽  
Author(s):  
G. Wójcik ◽  
J. Giermańska ◽  
Y. Marqueton ◽  
C. Ecolivet

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