Discrete talbot effect in waveguide arrays
WebDiscrete Talbot effect in waveguide arrays. @article{Iwanow2005DiscreteTE, title={Discrete Talbot effect in waveguide arrays.}, author={Robert Iwanow and Daniel … WebDiscrete plasmonic Talbot effect in the subwavelength metal waveguide arrays (SMWAS) is theoretically analyzed and numerically simulated. Based on the finite-difference time-domain technique, we discuss the influence of the …
Discrete talbot effect in waveguide arrays
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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 …
WebMar 15, 2008 · We discuss the discrete Talbot effect in one- and two-dimensional waveguide lattices under the influence of an external potential. It is shown that the field recovery can be precisely tuned by changing the gradient of the potential. ... It turned out, that waveguide arrays possess unique imaging [2] and propagation [3] properties, … 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 containing subwavelength multilobe superoscillations Zhigui Deng, Niv Shapira, Roei Remez, Yongyao Li, and Ady Arie Opt. Lett. 45(9) 2538-2541 (2024) View More...
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 … WebOct 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].
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WebApr 15, 2015 · The discrete plasmonic Talbot effect in a finite MWGA is achieved successfully by adjusting different intensity for each input field. We also find that the … igenius what is itWebdiscrete Talbot effects in weakly coupled waveguide ar-rays. Our theoretical analysis indicates that Talbot recur-rences occur only when the period Nof the initial pattern … is thanks a verbWebDec 1, 2024 · Recently, we have study the discrete Talbot effect and subwavelength focusing in MWGAs [15], [16], where the supermode theory of SPPs is put forward to explain these phenomena. In this paper, we propose all-optical logic gates based on MWGAs. The supermode theory of SPPs mentioned in Refs. [15], [16] is used to guide the design of … igenix df0038blwifi manualWebThe 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. is thanks correctWebMar 1, 2024 · The discrete plasmonic Talbot effect is realized by superposition of different super-modes. The Talbot distance can be actively tuned by varying the Fermi energy of graphene and it... igenix crosswalk anesthesia bookWebAug 14, 2014 · The continuous plasmonic Talbot effect (Dennis et al. 2007; Maradudin and Leskova 2009; Zhang et al. 2009) and Discrete plasmonic Talbot effect in the subwavelength metal waveguide arrays (Wang et al. 2010; Iwanow et al. 2005) are studied, which the input field for Talbot effect is Periodic. Recently, several works have … is thanks a wordWebdiscrete Talbot effects in weakly coupled waveguide ar-rays. Our theoretical analysis indicates that Talbot recur-rences occur only when the period Nof the initial pattern belongs to the set N2f1;2;3;4;6g. This is unlike what occurs in the continuous Talbot process where the revivals are period independent. Our experimental results were igenius how steve jobs change the world