Field-induced inhomogeneous index distribution of a nano-dispersed nematic liquid crystal metamaterial near the Freedericksz transition: Monte Carlo studies

Journal of the Optical Society of America B: Optical Physics

Volumn 27, Issue 3, 2010, Pages 567-576

  Pawlik, G ^a   Jarema, M ^a   Walasik, W ^a   Mitus, A C ^a   Khoo, I C ^b  

^a WROCLAW UNIVERSITY OF TECHNOLOGY   (Poland)

^b PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

LIGHT REFRACTION; LIQUID CRYSTALS; LIQUIDS; METAMATERIALS; MONTE CARLO METHODS; ORGANIC POLYMERS; REFRACTIVE INDEX; REFRACTOMETERS;

APPLIED FIELD; BROAD SPECTRAL; COMPLEX REFRACTIVE INDEX; DIRECTOR AXIS REORIENTATION; FREEDERICKSZ TRANSITION; IDENTIFIED PARAMETER; INDEX DISTRIBUTION; MAXIMAL INDEX; MOLECULAR ORDERS; MONTE CARLO STUDY; NEGATIVE INDEX OF REFRACTION; NEMATIC LIQUIDS; ORDER OF MAGNITUDE; REFRACTIVE-INDEX DISTRIBUTION; SPATIALLY INHOMOGENEOUS;

NEMATIC LIQUID CRYSTALS;

EID: 77949288733     PISSN: 07403224     EISSN: None     Source Type: Journal    
DOI: 10.1364/JOSAB.27.000567     Document Type: Article

References (26)

1. V. G. Veselago, "The electrodynamics of substances with simultaneously negative values of εand μ," Sov. Phys. Usp. 10, 509-514 (1968).
2. N. Engheta and R. W. Ziolkowski, Metamaterials: Physics and Engineering Explorations, (Wiley, 2006).
3. N. Fang, H. Lee, C. Sun, and X. Zhang, "Sub-diffractionlimited optical imaging with a silver superlens," Science 308, 534-537 (2005).
4. V. M. Shalaev, W. S. Cai, U. K. Chettiar, H. K. Yuan, A. K. Sarychev, V. P. Drachev, and A. V. Kildeshev, "Negative index of refraction in optical metamaterials," Opt. Lett. 30, 3356-3358 (2005).
5. E. Graugnard, J. S. King, S. Jain, C. J. Summers, Y. Zhang-Williams, and I. C. Khoo, "Electric field tuning of the Bragg peak in large-pore TiO2 inverse shell opals," Phys. Rev. B 72, 233105 (2005).
6. S. Xiao, U. K. Chettiar, A. V. Kildishev, V. Drachev, I. C. Khoo, and V. M. Shalaev, "Tunable magnetic response of metamaterials," Appl. Phys. Lett. 95 033115 (2009).
7. J. A. Bossard, X. Liang, L. Li, D. H. Werner, B. Weiner, P. F. Cristman, A. Diaz, and I. C. Khoo "Tunable frequency selective surfaces and negative-zero-positive index metamaterials based on liquid crystals," IEEE Trans. Antennas Propag. 56, 1308-1320 (2008).
8. X. Wang, D. H. Kwon, D. H. Werner, I. C. Khoo, A. Kildishev, and V. M. Shalaev, "Tunable optical negativeindex metamaterials employing anisotropic liquid crystals," Appl. Phys. Lett. 91, 143122 (2007).
9. M. S. Wheeler, J. S. Aitchison, and M. Mojahedi, "Coated nonmagnetic spheres with a negative index of refraction at infrared frequencies," Phys. Rev. B 73, 045105 (2006).
10. Q. Zhao, L. Kang, B. Du, B. Li, J. Zhou, H. Tang, X. Liang, and B. Z. Zhang, "Electrically tunable negative permeability metamaterials based on nematic liquid crystals," Appl. Phys. Lett. 90, 011112 (2007).
11. I. C. Khoo, A. Diaz, S. Kubo, J. Liou, M. Stinger, T. Mallouk, and J. H. Park, "Nano-dispersed organic liquid and liquid crystals for all-time-scales optical switching and tunable negative- and zero-index materials," Mol. Cryst. Liq. Cryst. 485, 934-944 (2008).
12. I. C. Khoo, D. H. Werner, X. Liang, and A. Diaz, "Nanosphere dispersed liquid crystals for tunable negativezero- positive index of refraction in the optical and terahertz regimes," Opt. Lett. 31, 2592-2594 (2006).
13. I. C. Khoo, Liquid Crystals, 2nd ed. (Wiley, 2007).
14. I. C. Khoo, "Nonlinear optics of liquid crystalline materials," Phys. Rep. 471, 221-267 (2009).
15. G. Pawlik, A. C. Mitus, and A. Miniewicz, "Monte-Carlo simulations of refractive index changes in nematic liquid crystal upon spatially nonuniform illumination," Opt. Commun. 182, 249-254 (2000).
16. K. Komorowska, G. Pawlik, A. C. Mitus, and A. Miniewicz, "Electro-optic phenomena in nematic liquid crystals studied experimentally and by Monte-Carlo simulations," J. Appl. Phys. 90, 1836-1842 (2001).
17. C. F. Bohren and D. R. Huffman, Absorption and Scattering of Light by Small Particles (Wiley, 1998).
18. J. C. Maxwell Garnett, "Colors in metal glasses and in metallic films," Philos. Trans. R. Soc. London, Ser. A 203, 385-420 (1904).
19. C. A. Guérin, P. Mallet, and A. Sentenac, "Effectivemedium theory for finite-size aggregates," J. Opt. Soc. Am. A 23, 349-358 (2006).
20. P. A. Lebwohl and G. Lasher, "Nematic-liquid-crystal order-a Monte Carlo calculation," Phys. Rev. A 6, 426-429 (1972).
21. A. Rapini and M. Papoular, "Distorsion d'une lamelle nematique sous champ magnetique conditions dancrage aux parois," J. Phys. (France) 30, 54-56 (1969).
22. M. Kaczmarek, A. Dyaduysha, S. Slussarenko, and I. C. Khoo, "The role of surface charge field in two-beam coupling in liquid crystal cells with photoconducting polymer layers," J. Appl. Phys. 96, 2616-2623 (2004).
23. N. V. Tabiryan and C. Umeton, "Surface-activated photorefractive and electro-optics phenomena in liquid crystals," J. Opt. Soc. Am. B 15, 1912-1917 (1998).
24. P. Allen and D. Tildesley, Computer Simulation of Liquids, (Clarendon Press, 1987).
25. D. Landau and K. Binder, A Guide to Monte Carlo Simulations in Statistical Physics, (Cambridge Univ. Press, 2000).
26. W. Walasik, M. Jarema, G. Pawlik, A. C. Mitus and F. Kajzar, "Monte Carlo study of tunable negative-zeropositive index of refraction in nanosphere dispersed liquid crystals," Proc. SPIE Vol. 7213, 72130A (2009).