DIFFERENTIAL THERMAL-ANALYSIS (DTA) AND MICROSCOPIC STUDIES UNDER HIGH-PRESSURE - PHASE-BEHAVIOR OF SOME TBAAS

被引:10
作者
BARTELT, A
REISIG, H
HERRMANN, J
SCHNEIDER, GM
机构
来源
MOLECULAR CRYSTALS AND LIQUID CRYSTALS | 1984年 / 102卷 / 05期
关键词
D O I
10.1080/01406568408072062
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
High pressure studies on the polymorphic phase behavior of some members of the homologous series of the Terephthal-bis-(4-n-alkylanilines) (TBAAs) were performed using a high pressure differential thermal analysis equipment (DTA) and a diamond anvil cell (DAC). The substances show a complex T-p phase behavior with pressure induced and tricritical phenomena.
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页码:133 / 138
页数:6
相关论文
共 9 条
[1]   TWO-DIMENSIONAL ORDERING IN LIQUID-CRYSTALS - THE SMF AND SMI PHASES [J].
BENATTAR, JJ ;
MOUSSA, F ;
LAMBERT, M .
JOURNAL DE CHIMIE PHYSIQUE ET DE PHYSICO-CHIMIE BIOLOGIQUE, 1983, 80 (01) :99-110
[2]  
HERRMANN H, 1983, J CHIM PHYS, V80, P111
[3]   PHASE-BEHAVIOR OF TBBA UNDER HIGH-PRESSURE BY DIFFERENTIAL THERMAL-ANALYSIS (DTA) [J].
HERRMANN, J ;
KLEINHANS, HD ;
QUEDNAU, J ;
SCHNEIDER, GM .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1980, 64 (04) :109-114
[4]   OPTICAL MICROSCOPY AT HIGH-PRESSURE - P-T PHASE-BEHAVIOR OF 8OCB AND CBOOA AND THEIR MIXTURES [J].
HERRMANN, J .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1982, 72 (7-8) :219-224
[5]   MICROSCOPIC AND THERMAL PHASE STUDIES AT HIGH-PRESSURES - TBBA AND SOME OF ITS HOMOLOGS [J].
HERRMANN, J ;
BARTELT, A ;
KLEINHANS, HD ;
REISIG, H ;
SCHNEIDER, GM .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1983, 92 (08) :225-230
[6]   HIGH-RESOLUTION X-RAY MEASUREMENTS OF THE SMECTIC PHASES OF TEREPHTHAL-BIS-(4N)-ALKYLANILINES [J].
KUMAR, S .
PHYSICAL REVIEW A, 1981, 23 (06) :3207-3214
[7]  
LIEBERT L, 1978, LIQ CRYST SOLID ST S, V14
[8]   SMECTIC POLYMORPHISM OF SOME BIS-(4,4'-NORMAL-ALKOXYBENZYLIDENE)-1,4-PHENYLENEDIAMINES UP TO 3 KBARS BY DIFFERENTIAL THERMAL-ANALYSIS [J].
SPRATTE, W ;
SCHNEIDER, GM .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1979, 51 (1-2) :101-115
[9]   CALORIMETRIC INVESTIGATIONS IN LIQUID-CRYSTALLINE TEREPHTHALYLIDENE-BIS-[4-N-ALKYLANILINES] (TBAA) [J].
WIEGELEBEN, A ;
DEMUS, D .
CRYSTAL RESEARCH AND TECHNOLOGY, 1982, 17 (02) :161-165