[1] [1] RAFIEE E, EMAMI F. Design of a novel all-optical ring shaped demultiplexer based on two-dimensional photonic crystals[J]. Optik, 2017, 140: 873-877.

[2] [2] PALAI G, BEURA S K, GUPTA N, et al. Optical MUX/DEMUX using 3D photonic crystal structure: a future application of silicon photonics[J]. Optik, 2017, 128: 224-227.

[3] [3] RAFIEE E, EMAMI F. Realization of tunable optical channel drop filter based on photonic crystal octagonal shaped structure[J]. Optik, 2018, 171: 798-802.

[4] [4] MEHRABI M, BARVESTANI J. Localized photonic modes in photonic crystal heterostructures[J]. Optics communications, 2011, 284: 5444-5447.

[5] [5] PALAI G. Theoretical approach to 3D photonic crystal structure for realization of optical mirror using bandgap analysis: a future application[J]. Optik, 2015, 126: 5100-5101.

[6] [6] RAFIEE E, EMAMI F. Design and analysis of a novel hexagonal shaped channel drop filter based on two-dimensional photonic crystals[J]. JOPN, 2016, 1(2): 39-46.

[7] [7] LIU J, FAN Z. Comparison of photonic bandgaps of two-dimensional periodic and quasi-periodic photonic crystals with different relative permittivity dielectric[J]. Optik, 2014, 125: 6566-6569.

[8] [8] TAFLOVE A, HEGNESE S C. Computational electro-dynamics: the finite-difference time-domain method[M]. 3rd ed. Boston: Artech House, 1998.

[9] [9] GAO Y F, ZHOU J, ZHOU M, et al. Design of novel power splitters by directional coupling between pho-tonic crystal waveguides[J]. Optoelectronics letters, 2010, 6: 417-420.

[10] [10] ELYASI B. All optical digital multiplexer using non-linear photonic crystal ring resonators[J]. JOPN, 2022, 7(1): 97-106.

[11] [11] RIGI R. PhC-based majority gate using a nonlinear directional coupler[J]. JOPN, 2021, 6(4): 21-32.

[12] [12] PAN H G, CAO C B, ZHANG A L, et al. A high sensi-tivity localized surface plasmon resonance sensor based on D-shaped photonic crystal fiber for low refractive index detection[J]. Optoelectronics letters, 2022, 18: 425-429.

[13] [13] YAN Q B, WU R, LIU Z, et al. All-optical non-gate and NOR gate design of two-dimensional photonic crystal ring resonator[J]. Optoelectronics letters, 2020, 16: 154-160.

[14] [14] PAKRAI F. Designing of all-optical subtractor via PC-based resonators[J]. JOPN, 2022, 7(2): 21-36.

[15] [15] OLYAEE S, SEIFOURI M, MOHEB-ZADEH-BAHABADY A, et al. Realization of all-optical NOT and XOR logic gates based on inter-ference effect with high contrast ratio and ul-tra-compacted size[J]. Optical and quantum electronics,2018, 50: 385.

[16] [16] DAYHOOL R, JAVAN A M. New method to improve bit-rate of all-optical logic gate based on 2D photonic crystal[J]. Optik, 2019, 183: 591-594.

[17] [17] KHATIB F, SHAHI M. Ultra-fast all-optical symmetry 4×2 encoder based on interface effect in 2D photonic crystal[J]. JOPN, 2020, 5(3): 103-114.

[18] [18] GERAILI M R. Application of nonlinear resonant cavi-ties for designing all optical majority gate[J]. JOPN, 2022, 7(2): 11-20.

[19] [19] FALLAHI V. Novel four-channel all optical demulti-plexer based on square PhCRR for using WDM appli-cations[J]. JOPN, 2018, 3(4): 59-70.