MOLECULAR INTERPRETATION OF THE ABSORPTION-INDUCED OPTICAL REORIENTATION OF NEMATIC LIQUID-CRYSTALS

被引:285
作者
JANOSSY, I
机构
[1] Central Research Institute for Physics, Hungarian Academy of Sciences, H-1525 Budapest
来源
PHYSICAL REVIEW E | 1994年 / 49卷 / 04期
关键词
D O I
10.1103/PhysRevE.49.2957
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
A molecular mechanism is proposed to explain the anomalous optical reorientation observed in nematic guest-host systems. According to the model, light-induced reorientation in these systems is due to the interaction between the excited dye molecules and the nematic host. The model justifies a phenomenological description given earlier. Numerical results, based on the present model, are in agreement with the observed order of magnitude of the effect.
引用
收藏
页码:2957 / 2963
页数:7
相关论文
共 18 条
  • [11] LANDAU LD, 1960, ELECTRODYNAMICS CONT, pCH4
  • [12] Leslie F.M, 1979, ADV LIQ CRYST, V4, P1, DOI [DOI 10.1016/B978-0-12-025004-2.50008-9, 10.1016/B978-0-12-452650-1.50012-4]
  • [13] MADHUSUDANA NV, 1990, LIQUID CRYSTALS APPL, V1, pCH2
  • [14] EINE EINFACHE MOLEKULAR-STATISTISCHE THEORIE DER NEMATISCHEN KRISTALLINFLUSSIGEN PHASE .1.
    MAIER, W
    SAUPE, A
    [J]. ZEITSCHRIFT FUR NATURFORSCHUNG PART A-ASTROPHYSIK PHYSIK UND PHYSIKALISCHE CHEMIE, 1959, 14 (10): : 882 - 889
  • [15] NORDIO PL, 1979, MOL PHYSICS LIQUID C, pCH 18
  • [16] PALFFYMUHORAY P, 1990, LIQUID CRYSTALS APPL, V1, pCH18
  • [17] COLLECTIVE ROTATION OF MOLECULES DRIVEN BY THE ANGULAR-MOMENTUM OF LIGHT IN A NEMATIC FILM
    SANTAMATO, E
    DAINO, B
    ROMAGNOLI, M
    SETTEMBRE, M
    SHEN, YR
    [J]. PHYSICAL REVIEW LETTERS, 1986, 57 (19) : 2423 - 2426
  • [18] ORIENTATIONAL OPTICAL NONLINEARITY OF LIQUID-CRYSTALS
    TABIRYAN, NV
    SUKHOV, AV
    ZELDOVICH, BY
    [J]. MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1986, 136 (01): : 1 - 139