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Inne
Molecular motions and phase transitions in solid tris(n-propylammonium) hexabromobismuthate(III).
Autorzy
Rok wydania
1996
Czasopismo
Physica Status Solidi B-Basic Solid State Physics
Numer woluminu
193
Strony
341-346
DOI
10.1002/pssb.2221930208
Kolekcja
Język
Angielski
Typ publikacji
Artykuł
The proton NMR second moment and spin-lattice relaxation time for polycrystalline tris(n-propylammonium) hexabromobismuthate (n-C3H7NH3)3BiBr6 (nPBB) are measured from 70 to 290 K. The results are interpreted in terms of the methyl and ammonium group reorientations for which the activation parameters are determined. In addition linear thermal expansion measurements are carried out in the temperature range 270 to 295K. A distinct anomaly in the thermal dilation occurs at 281 K indicating a first-order phase transition.
Adres publiczny
https://doi.org/10.1002/pssb.2221930208
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