Preparation and characterization of a new series of perovskite-like structures showing evidence of structural transitions: (Methyltriphenylphosphonium)2 BX4, B = Mn, Co, Cu, and Hg, and X = Cl/I

Phase Transitions

Volumn 64, Issue 4, 1998, Pages 215-227

  Mostafa, M F ^a   Atallah, A S ^a   Elessawi, M ^a  

^a CAIRO UNIVERSITY   (Egypt)

Author keywords

Dielectric measurements; Structure phase transitions

Indexed keywords

COBALT COMPOUNDS; COPPER COMPOUNDS; CRYSTAL STRUCTURE; DIFFERENTIAL THERMAL ANALYSIS; INFRARED SPECTROSCOPY; MAGNETIC PERMEABILITY; MANGANESE COMPOUNDS; MERCURY COMPOUNDS; PERMITTIVITY; PHASE TRANSITIONS; THERMAL EFFECTS;

STRUCTURAL PHASE TRANSITIONS;

DIELECTRIC MATERIALS;

EID: 0031706695     PISSN: 01411594     EISSN: None     Source Type: Journal    
DOI: 10.1080/01411599808208000     Document Type: Article

References (18)

1. Adams, D.M. and P.J.J. Lock (1967) Copper-halogen stretching frequencies, Chem. Soc., (A), 526.
2. 4 families with M = Cd, Cu, Fe, Mn or Pd and X = Cl or Br: importance, solubilities and simple growth techniques, J. Cryst. Growth, 34, 213.
3. Axe, J.D., M. Iizumil and G. Shirane (1986) Incommensurate phases in dielectrics, in: R. Blinc and A.P. Levanyuk (Eds.), Modern Problems in Condensed Matter Sciences, 2, 1.
4. Berg, W. (1978) The vibrational spectrum of the normal and predeuterated tetramethylammonium ion, Spectrochim. Acta, 34A, 655.
5. 4 (X: Zn, Co), J. Phys. Soc. Jpn., 52, 2440.
6. 4, J. Phys. Soc. Jpn., 49, 1633.
7. Jonscher, A.K. (1983) Dielectric Relaxation in Solids, Chelsea Dielectric Press, London.
8. 4, M = Ni, Pd, Cu, Cd, Mn, J. Solid State Chem., 26, 59.
9. 2ZnBr4, Solid State Commun., 79, 167.
10. Kahrizi, M. and M. Steinitz (1989) Thermal expansion and phase transitions in some tetra-alkylammonium metal chlorides, Solid State Commun., 70, 599.
11. Mostafa, M.F., M.M. AbdelKader, A.S. Atallah and M. El-Nimer (1993) AC dielectric and conductivity studies of a peroveskite magnetic insulator, Phys. Stat. Sol (a), 135, 549.
12. 4, Phys. Rev. B, 39, 3453.
13. 4 Acta Cryst., C47, 1188.
14. Sawada, S., Y. Sheroishi, A. Yamamoto, M. Takashige and M. Matsuo (1978) Ferroelectricity in tetramethylammonium tetrachlorozincate, Phys. Lett. 67A, 56.
15. 4, Solid State Commun., 80, 451.
16. Sugiyama, J., M. Wada, A. Sawada and Y. Ishibashi (1980) Incommensurate twin plane in ferroelectricity, J. Phys. Soc. Jpn., 49, 1405.
17. Tatzel, G., H. Schrem and J. Weidelein (1978) Schwingungs spektren, Kraftonst anten und elektran sparenzen isoeliktronischer tehamelhye verbendungen der III, IV und V. hauptgrappe, J. Spectrochim. Acta, 34A, 549.
18. 4 compounds, M = Co, Zn, Mn and X = Cl, Br, Physica, 142B, 301.