Raman study of molecular motions in relation to phase transitions in [Ni(NH3)6](NO3)2
โ Scribed by J. M. Janik; J. A. Janik; R. M. Pick; M. Le Postollec
- Publisher
- John Wiley and Sons
- Year
- 1987
- Tongue
- English
- Weight
- 312 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0377-0486
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Raman spectra of were recorded in the temperature range 5-300 K. A continuous phase tran-(CH 3 NH 3 ) 2 SnCl 6 sition occurs at K. The fact that all the E modes of the ion and the ion remain T c = 155 CH 3 NH 3 ' SnCl 6 2degenerate in the low-temperature phase indicate that still has a trigonal stru
## Abstract Infrared and Raman spectra (5โ3500 cm^โ1^) of polycrystalline samples of (C~3~H~7~NH~3~)~2~PbCl~4~ and of its deuterated derivative were investigated in the temperature range 90โ300 K. An assignment of the observed bands at room temperature is proposed. A temperature dependence study of