Dilatomelric and Pyroelectric Study of Phase Transition in (CH3)2NH2Al(SO4)2 · 6H2O Ferroelectric Crystal |
| H. Pykacz Institute of Physics, Technical University of Wrocław, Wybrzeże Wyspiańskiego 27, 50-370 Wrocław, Poland |
| Received: June 26, 1995 |
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| The results of linear thermal expansion and pyroelectric coefficient are given for crystal of dimethylammoniumaluminium sulphate hexahydrate. Large anomalies of these quantities has been observed around the phase transition temperature at 151 K. |
| DOI: 10.12693/APhysPolA.88.1097 PACS numbers: 64.70.Kb, 65.70.+y |