Lattice spin models of liquid crystals in aerogels

被引:9
作者
Bellini, T
Chiccoli, C
Pasini, P
Zannoni, C
机构
[1] IST NAZL FIS NUCL,SEZ BOLOGNA,I-40126 BOLOGNA,ITALY
[2] UNIV BOLOGNA,DIPARTIMENTO CHIM FIS & INORGAN,I-40136 BOLOGNA,ITALY
[3] UNIV BOLOGNA,INCM,I-40136 BOLOGNA,ITALY
[4] IST NAZL FIS MAT,ROME,ITALY
来源
MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS | 1996年 / 290卷
关键词
D O I
10.1080/10587259608031908
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Computer simulation results for spin models and liquid crystal ordering In aerogels have been compared in order to assess our understanding of the modeling of these confined systems. The various models adopted so far are compared with experimental results and with simulation data for a new Lebwohl-Lasher type model with sprinkled silica spins and none is found to be completely satisfactory.
引用
收藏
页码:227 / 236
页数:10
相关论文
共 15 条
[1]   Monte Carlo study of liquid-crystal ordering in the independent-pore model of aerogels [J].
Bellini, T ;
Chiccoli, C ;
Pasini, P ;
Zannoni, C .
PHYSICAL REVIEW E, 1996, 54 (03) :2647-2652
[2]  
BELLINI T, IN PRESS
[3]  
CLEAVER DJ, 1995, LIQUID CRYSTALS COMP
[4]  
Crawford G, 1995, LIQUID CRYSTALS COMP
[5]  
DEGENNES PG, 1974, PHYSICS LIQUID CRYST
[6]   A MONTE-CARLO INVESTIGATION OF THE LEBWOHL-LASHER LATTICE MODEL IN THE VICINITY OF ITS ORIENTATIONAL PHASE-TRANSITION [J].
FABBRI, U ;
ZANNONI, C .
MOLECULAR PHYSICS, 1986, 58 (04) :763-788
[7]   RANDOMLY CONSTRAINED ORIENTATIONAL ORDER IN POROUS-GLASS [J].
IANNACCHIONE, GS ;
CRAWFORD, GP ;
ZUMER, S ;
DOANE, JW ;
FINOTELLO, D .
PHYSICAL REVIEW LETTERS, 1993, 71 (16) :2595-2598
[8]   NEMATIC-LIQUID-CRYSTAL ORDER - MONTE-CARLO CALCULATION [J].
LEBWOHL, PA ;
LASHER, G .
PHYSICAL REVIEW A, 1972, 6 (01) :426-&
[9]   NEMATIC-ISOTROPIC TRANSITION IN POROUS-MEDIA [J].
MARITAN, A ;
CIEPLAK, M ;
BELLINI, T ;
BANAVAR, JR .
PHYSICAL REVIEW LETTERS, 1994, 72 (26) :4113-4116
[10]  
MARITAN A, 1995, LIQUID CRYSTALS COMP