Determination of the Flexoelectric Coefficient in Liquid Crystal Using Fully-leaky Optical Guided Wave Technique

ZHENG Gui-li; ZHANG Hui; YE Wen-jiang; ZHANG Zhi-dong; SONG Hong-wei; XUAN Li

doi:10.3788/gzxb20144312.1231003

[1] WU N F,YE W J,LI Z G,et al.Guidewave studies of inverse twisted nematic liquid crystal［J］.Chinese Journal of Liquid Crystal and Display,2012,27(3): 281-287.

[2] YU G L,ZHENG C W,HUA R M,et al.Preparation and characteristics of terminal alkeny-bearing lateral fluoro-benzene negative liquid crystal［J］.Chinese Journal of Liquid Crystal and Display,2013,28(4): 510-515.

[4] TAKANISHI T,HASHIDATE S,NISHIJOU S,et al.Novel measurement method for flexoelectric coefficients of nematic liquid crystal［J］.Japanese Journal of Applied Physics Part 1,1998,37(4): 1865-1869.

[5] MAZZULLA A,CIUCHI F,JEWELL S A.Optical determination of flexoelectric coefficients and surface polarization in a hybrid aligned nematic cell［J］.Physical Review E,2001,64(021708).

[6] JEWELL S A,SAMBLES J R.Fully leaky guided mode study of the flexoelectric effect and surface polarization in a hybrid aligned nematic cells［J］.Journal of Applied Physics,2002,92(1): 19-24.

[7] KISCHKA C,ELSTON S J,RAYNES E P.Measurement of the sum (e1+ e3) of the flexoelectric coefficients e1 and e3 of nematic liquid crystal using a hybrid aligned (HAN) cell［J］.Molecular Crystals and Liquid Crystals,2008,494: 93-100.

[8] BENJAMIN I O,ELSTON S J.Determination of flexoelectric coefficients in nematic liquid crystals using the crystal rotation method［J］.Liquid Crystals,2012,39(2): 149-156.

[9] JEWELL S A,SAMBLES J R.Fully-leaky guided mode measurement of the flexoelectric coefficient (e11+ e33) of a nematic liquid crystal［J］.Molecular Crystals and Liquid Crystals,2003,401: 67-73.

[10] HONG S H,VERDUZCO R,Gleeson J T,et al.Nanostructures of liquid crystal phases in mixtures of bent-core and rod-shaped molecules［J］.Physical Review E,2011,83(6): 061702.

[11] KUMAR P,MARINOV Y G,Hinov H P,et al.Converse flexoelectricity effect in bent-core nematic liquid crystals［J］.Journal of Physical Chemistry B,2009,113(27): 9168-9174.

[12] HARDEN J,MBANGA B,BER N,et al.Giant flexoelectricity of bent-core nematic liquid Crystals［J］.Physical Rewiew Letters,2006,97(15): 157802.

[13] LI ZH G,WANG X,YE W J,et al.Application guided wave method in testing for a vertical aligned liquid crystal cell［J］.Optik,2012,124(15): 2191-2195.

[14] ZHANG ZH D,SI L B,YE W J.Guided wave studies of reflective MTN liquid crystal cell［J］.Journal of Modern Physics,2012,3(10): 1586-1591.

[15] YANG F Z,SAMBLES J R,DONG Y M,et al.Fully-leaky guided wave determination of the polar anchoring energy of a homogeneously aligned nematic liquid crystal［J］.Journal of Applied Physics,2000,87(6): 2726-2735.

[16] SAMBLES J R,RUAN L Z.Testing the dynamic theory of nematics using fully-leaky guided modes and a convergent beam system［J］.Journal of Non-newtonian Fluid Mechanics,2004,119 (1-3): 39-49.

[17] HAV K,LAGERWALL S T,SAMBLES J R.Orthoconic antiferroelectric liquid crystal studied by the fully leaky guided mode technique［J］.Journal of Applied Physics,2002,91(12): 9667-9675.

[18] KIRKMAN N T,STIRNER T,HAGSTON W E.Continuum modeling of hybrid-aligned nematic liquid crystal cell: optical response and flexoelectricity-induced voltage shift［J］.Liquid Crystals,2010,30(9): 1115-1122.

[19] XING H Y,YE W J,SI L B,et al.Influence of flexoelectric effect on the guided mode of hybrid-aligned nematic liquid crystal［J］.Acta Optica Sinica,2013,33(2): 0223002(1-7).