Four-to-six fold rotation-symmetry with sub-µm-domain is observed in PPLN. Depth-resolved pyroelectric-microscopy analysis indicates the 2D-confinement of inverted domains is ascribed to selective nucleation and minimized fringe-field effect by flattened polystyrene spheres on the surface.
© 2005 Optical Society of America
C. Lin, L. H. Peng, L. F. Lin, H. C. Liu, A. H. Kung, J. Chang, Y. H. Chen, and C. D. Lin, "Nanodomain Engineering in Two-dimensional χ(2) Nonlinear Photonic Crystal on Bulk Lithium Niobate," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2005), paper CMW3.
References are not available for this paper.