Nematicons:

U. A. Laudyn, M. Kwasny, M. A. Karpierz, „Nematicons in chiral nematic liquid crystals”, Applied Physics Letters 94 (2009).

U. A. Laudyn, K. Jaworowicz, M. A. Karpierz, “Spatial solitons in chiral nematics”, Molecular Crystals and Liquid Crystals 489 (2008) 214 - 221. (pdf)

K. Jaworowicz, K.A.Brzdąkiewicz, M.A.Karpierz, M. Sierakowski, "Spatial Solitons in Twisted Nematic Layer", Molecular Crystals and Liquid Crystals 453 (2006) 301-307 (pdf)

M.A. Karpierz, K.A. Brzdąkiewicz, Q.V. Nguyen, "Modeling of spatial solitons in twisted nematics waveguides," Acta Physica Polonica A 103 (2003) 169-175. ( pdf)

M. Peccianti, G. Assanto, A. De Luca, C. Umeton, M.A. Karpierz, I.C. Khoo, "Light self-confinement in planar cells with nematic liquid crystals," Journal of Communications Technology and Electronics (Radiotechnikai i Electronika) 47 (2002) 790-795.( pdf-en)( pdf-ru)

M.A. Karpierz, M. Sierakowski, T.R. Woliński, "Light beam propagation in twisted nematics nonlinear waveguides," Molecular Crystals and Liquid Crystals 375 (2002) 313-320. ( pdf)

M.A. Karpierz, "Solitary waves in liquid crystalline waveguides," Physical Review E 66 (2002) 036603. ( pdf)

M.A. Karpierz, Q.V. Nguyen, "Spatial solitons interaction in liquid crystalline waveguides," Opto-electronics Review 10 (2002) 59-62. ( pdf)

M.A. Karpierz, "Spatial solitons in liquid crystals", Soliton Driven Photonics, ed. A.D. Boardman, A.P. Sukhorukov, Kluwer Academic Publishers, Dordrecht 2001, 41-57. ( pdf)

M.A. Karpierz, M. Sierakowski, M. Świłło, T.R. Woliński, "Self focusing in liquid crystalline waveguides," Molecular Crystals and Liquid Crystals 320 (1998) 157-163. ( pdf)

Discrete diffraction:

A. Fratalocchi, K.A. Rutkowska, M.A.Karpierz, G.Assanto, "Light induced angular steering via Floquet-Bloch band-tunnelling in one-dimensional liquid crystalline photonic lattices", Opto-electronics Review  15 (2007) 210-214.

A. Fratalocchi, G.Assanto, K.A. Brzdąkiewicz, M.A.Karpierz, "Discrete light propagation and self-localization in voltage-controlled arrays of channel waveguides in undoped nematic liquid crystals", Molecular Crystals and Liquid Crystals 453 (2006) 191-202.

A. Fratalocchi, G.Assanto, K.A.Brzdąkiewicz, M.A.Karpierz, "Optically-induced Zener tunneling in one dimensional lattices", Optics Letters 31 (2006) 790-792.

K.A.Brzdąkiewicz, M.A.Karpierz, A. Fratalocchi, G.Assanto, E.Nowinowski-Kruszelnicki, "Discrete Spatial Solitons in Nematic Liquid Crystals", Opto-Electronics Review 13 (2005) , 107-112.

A. Fratalocchi, G. Assanto, K.A. Brzdąkiewicz, M.A. Karpierz, "Optical multiband vector breathers in tunable waveguide arrays", Optics Letters 30 (2005) 174-176.

A. Fratalocchi, G. Assanto, K. A. Brzdakiewicz and M. A.. Karpierz, "All-optical switching and beam steering in tunable waveguide arrays", Applied Physics Letters 86 (2005) 051112.

A. Fratalocchi, G. Assanto, K.A. Brzdąkiewicz, M.A. Karpierz, "Discrete light propagation and self-trapping in liquid crystals", Optics Express 13 (2005) 1808-1815 ( http://www.opticsexpress.org/abstract.cfm?URI=OPEX-13-6-1808)

K. Brzdąkiewicz, M.A. Karpierz, A. Fratalocchi, G.Assanto, "Discrete Optical Solitons in Nematic Liquid Crystals", Molecular Crystals and Liquid Crystals 421 (2004) 61-68. (pdf)

A. Fratalocchi, G. Assanto, K.A. Brzdąkiewicz, M.A. Karpierz, "Discrete propagation and spatial solitons in nematic liquid crystals," Optics Letters 29 (2004) 1530-1532.(pdf)

Photonic Liquid Crystal Fibers:

U. A. Laudyn, K. A. Rutkowska, R. T. Rutkowski, M. A. Karpierz, T. R. Woliński, J. Wójcik, “Nonlinear effects in photonic crystal fibers filled with nematic liquid crystals”, Central European Journal of Physics 6 (2008) 612-618.

P. Lesiak, T.R. Woliński, K. Brzdąkiewicz, K. Nowecka, S. Ertman, M. Karpierz, A. W. Domański and R. Dąbrowski, "Temperature tuning of polarization mode dispersion in single-core and two-core photonic liquid crystal fibers", Opto-electronics Review 15 (2007) 27-31.

K.A. Brzdąkiewicz, U.A. Laudyn, M.A. Karpierz, T. R. Woliński and J. Wójcik, "Linear and nonlinear properties of photonic crystal fibers filled with nematic liquid crystals", Opto-Electronics Review 14 (2006) 287-292.

Reorientational nonlinearity:

K.A. Brzdąkiewicz, M.A. Karpierz, "Influence of light polarization on reorientational nonlinearity in nematic liquid crystals", Acta Physica Polonica A 103 (2003) 195-205. (pdf)

W.K. Bajdecki, M.A. Karpierz, "Influence of external electric field on time of nonlinear optical reorientational effect in nematics", Acta Physica Polonica A 103 (2003) 187-193. (pdf)

M.A. Karpierz, "Nonlinear properties of waveguides with twisted nematic liquid crystal," Acta Physica Polonica A 99 (2001) 161-173. (pdf)

T.R. Woliński, A.W. Domański, M.A. Karpierz, M. Sierakowski, "Liquid crystal fiber-optic systems in information processing," Opto-electronics Review 9 (2001) 274-279.

K. Brzdąkiewicz, W.K. Bajdecki, A. Kozanecka, M.A. Karpierz, "Reorientational nonlinear phenomena in thin nematic liquid crystals layer," Acta Physica Polonica A 99 (2001) 183-192.

M.A. Karpierz, A.W. Domański, M. Sierakowski, M. Świłło, T.R. Woliński, "Optical nonlinearity in liquid crystalline optical waveguides," Acta Physica Polonica A 95 (1999) 783-792. (pdf)