Discrete talbot effect in waveguide arrays
WebApr 15, 2015 · We introduce supermode theory into the propagation of surface plasmon polaritons (SPPs) in nanoscale metal waveguide arrays (MWGAs). ... Discrete plasmonic Talbot effect in finite metal waveguide arrays Opt Lett. 2015 Apr 15;40(8):1635-8. doi: 10.1364/OL.40.001635. Authors Xiaoyan Shi, Wu Yang, Huaizhong Xing, Xiaoshuang … WebJan 10, 2024 · The free-space Talbot effect may be mapped to a description of the self-imaging properties of a planar multimode waveguide. The theory of the waveguide Talbot effect follows that of the free-space Talbot effect once account is taken of the (near) zero of the field introduced by the waveguide sidewalls.
Discrete talbot effect in waveguide arrays
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WebDec 14, 2024 · The band structure is drastically dependent on the helix radius and period, and the complete collapse of quasi-energy bands occurs for a certain helix radius and … WebUnlike continuous systems where the Talbot self-imaging effect always occurs irrespective of the pattern period, in discrete configurations this process is only possible for a …
WebAug 17, 2024 · Wang Y, Zhou K, Zhang X, Yang K, Wang Y, Song Y, Liu S (2010) Discrete plasmonic Talbot effect in subwavelength metal waveguide arrays. Opt Lett 35:685–687. Article PubMed Google Scholar Fan Y, Wang B, Wang K, Long H, Lu PX (2014) Talbot effect in weakly coupled monolayer graphene sheet arrays. Opt Lett 39:3371–3373 WebMay 19, 2008 · Discrete Talbot effect is only possible for just a few pattern periodicities which belong to the set N ∈ { 2, 3, 4, 6 } [17], while for any other pattern period its propagation becomes aperiodic [see an example for N = 7 in Fig. 3 (a)]. Also, the pattern must be necessarily periodic and infinite [or very wide in practical conditions].
WebDiscrete Talbot effect in two-dimensional waveguide arrays Zhenhua Chen, Yong Zhang, and Min Xiao Opt. Express 23(11) 14724-14733 (2015) Talbot effect in waveforms … WebAbstract:We theoretically study discrete Talbot self-imaging in hexagonal, square, and irregular two-dimensional waveguide arrays. Different from its counterpart in a …
WebJan 1, 2013 · The optical power splitter base on multimode interference waveguide has been proposed [9], [10], [11]. Iwanow et al. explored discrete Talbot revivals in one-dimensional waveguide arrays [12]. Self-imaging phenomena in periodic dielectric waveguides have been predicted and investigated based on multimode interference …
WebDiscrete plasmonic Talbot effect in the subwavelength metal waveguide arrays (SMWAS) is theoretically analyzed and numerically simulated. Based on the finite-difference time … hallmark new christmas movies 216WebJul 24, 2005 · PDF - We report the first observation of discrete Talbot revivals in one-dimensional waveguide arrays. Unlike continuous systems where the Talbot self … hallmark new christmas movies for 2018WebOct 3, 2024 · Duan et al. firstly investigate discrete Talbot effect in dielectric graphene plasmonic waveguide arrays at THz wavelengths, which provides a novel platform for high-resolution self-image of THz waves in nanoscale [12]. hallmark new driver christmas ornamentWebINIS Repository Search provides online access to one of the world's largest collections on the peaceful uses of nuclear science and technology. The International Nuclear Information System is operated by the IAEA in collaboration with over 150 members. hallmark new guitar ornament 2021WebThe diffraction pattern is reproduced completely at detection positions of an integer multiple of twice the Talbot lengths. Meanwhile, the fractional Talbot effect, presented as complicated subimages at special positions, is also clearly observed. Furthermore, the theoretical simulations are conducted and agree well with the experimental results. hallmark new dvd releasesWebDec 10, 2014 · In the past two decades, both linear and nonlinear light evolution in waveguide arrays were discovered and studied, including harmonic oscillation [ 2 ], discrete Talbot effect [ 3 ], Aharonov–Bohm effect [ 4 ], self-imaging [ 5, 6] and generation of discrete solitons [ 7, 8 ]. bupers promotion boardWebJan 1, 2013 · The non-adjacent coupling characteristics of the finite uniform waveguide arrays have been discussed through the sufficient condition of Talbot effect. The … bupers waiver