Mode-selective edge coupler with cladding grating for a lithium-niobate-on-insulator waveguide

Pengfei Fan; Xiaotian Zhang; Chi Zhang; Shanshan Cheng; Xiao-Hui Tian; Kunpeng Jia; Hua-Ying Liu; Shining Zhu; Zhenda Xie

doi:10.3788/COL202523.013603

Chinese Optics Letters, Volume. 23, Issue 1, 013603(2025)

Mode-selective edge coupler with cladding grating for a lithium-niobate-on-insulator waveguide

Pengfei Fan, Xiaotian Zhang, Chi Zhang, Shanshan Cheng, Xiao-Hui Tian^*, Kunpeng Jia, Hua-Ying Liu^**, Shining Zhu, and Zhenda Xie^***

Author Affiliations

National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, School of Electronic Science and Engineering, School of Physics, and Collaborative Innovation Center of Advanced Microstructures, Nanjing University, Nanjing 210093, China

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References(32)

[1] A. Boes, L. Chang, C. Langrock et al. Lithium niobate photonics: unlocking the electromagnetic spectrum. Science, 379, eabj4396(2023).

[2] B. Leah. Now entering, lithium niobate valley.

[3] G. Chen, N. Li, J. D. Ng et al. Advances in lithium niobate photonics: development status and perspectives. Adv. Photon., 4, 034003(2022).

[4] Z. Xie, F. Bo, J. Lin et al. Recent development in integrated lithium niobate photonics. Adv. Phys. X, 9, 2322739(2024).

[5] C. Wang, M. Zhang, X. Chen et al. Integrated lithium niobate electro-optic modulators operating at CMOS-compatible voltages. Nature, 562, 101(2018).

[6] M. He, M. Xu, Y. Ren et al. High-performance hybrid silicon and lithium niobate Mach–Zehnder modulators for 100 Gbit s−1 and beyond. Nat. Photonics, 13, 359(2019).

[7] P. Kharel, C. Reimer, K. Luke et al. Breaking voltage-bandwidth limits in integrated lithium niobate modulators using micro-structured electrodes: erratum. Optica, 8, 1218(2021).

[8] M. Xu, Y. Zhu, F. Pittalà et al. Dual-polarization thin-film lithium niobate in-phase quadrature modulators for terabit-per-second transmission. Optica, 9, 61(2022).

[9] V. Snigirev, A. Riedhauser, G. Lihachev et al. Ultrafast tunable lasers using lithium niobate integrated photonics. Nature, 615, 411(2023).

[10] M. Yu, D. Barton Iii, R. Cheng et al. Integrated femtosecond pulse generator on thin-film lithium niobate. Nature, 612, 252-258(2022).

[11] M. Li, L. Chang, L. Wu et al. Integrated Pockels laser. Nat. Commun., 13, 5344(2022).

[12] P.-K. Chen, I. Briggs, C. Cui et al. Adapted poling to break the nonlinear efficiency limit in nanophotonic lithium niobate waveguides. Nat. Nanotechnol., 19, 44-50(2024).

[13] M. G. Vazimali, S. Fathpour. Applications of thin-film lithium niobate in nonlinear integrated photonics. Adv. Photon., 4, 034001(2022).

[14] J. Zhao, M. Rüsing, U. A. Javid et al. Shallow-etched thin-film lithium niobate waveguides for highly-efficient second-harmonic generation. Opt. Express, 28, 19669(2020).

[15] S. Saravi, T. Pertsch, F. Setzpfandt. Lithium niobate on insulator: an emerging platform for integrated quantum photonics. Adv. Opt. Mater., 9, 2100789(2021).

[16] J. Lu, M. Li, C.-L. Zou et al. Toward 1% single-photon anharmonicity with periodically poled lithium niobate microring resonators. Optica, 7, 1654(2020).

[17] H.-Y. Liu, M. Shang, X. Liu et al. Deterministic N-photon state generation using lithium niobate on insulator device. Adv. Photon. Nexus, 2, 016003(2022).

[18] G.-T. Xue, Y.-F. Niu, X. Liu et al. Ultrabright multiplexed energy-time-entangled photon generation from lithium niobate on insulator chip. Phys. Rev. Appl., 15, 064059(2021).

[19] L. He, M. Zhang, A. Shams-Ansari et al. Low-loss fiber-to-chip interface for lithium niobate photonic integrated circuits. Opt. Lett., 44, 2314(2019).

[20] C. Hu, A. Pan, T. Li et al. High-efficient coupler for thin-film lithium niobate waveguide devices. Opt. Express, 29, 5397(2021).

[21] P. Ying, H. Tan, J. Zhang et al. Low-loss edge-coupling thin-film lithium niobate modulator with an efficient phase shifter. Opt. Lett., 46, 1478(2021).

[22] N. Yao, J. Zhou, R. Gao et al. Efficient light coupling between an ultra-low loss lithium niobate waveguide and an adiabatically tapered single mode optical fiber. Opt. Express, 28, 12416(2020).

[23] X. Liu, S. Gao, C. Zhang et al. Ultra-broadband and low-loss edge coupler for highly efficient second harmonic generation in thin-film lithium niobate. Adv. Photon. Nexus, 1, 016001(2022).

[24] D. Jia, Q. Luo, C. Yang et al. High-efficiency edge couplers enabled by vertically tapering on lithium-niobate photonic chips. Appl. Phys. Lett., 123, 263502(2023).

[25] A. Kaushalram, G. Hegde, S. Talabattula. Mode hybridization analysis in thin film lithium niobate strip multimode waveguides. Sci. Rep., 10, 16692(2020).

[26] G. Yang, A. V. Sergienko, A. Ndao. Tunable polarization mode conversion using thin-film lithium niobate ridge waveguide. Opt. Express, 29, 18565(2021).

[27] Y. Shen, Z. Ruan, K. Chen et al. Broadband polarization splitter-rotator on a thin-film lithium niobate with conversion-enhanced adiabatic tapers. Opt. Express, 31, 1354(2023).

[28] X. Liang, L. Fu, Q. Yu et al. Efficient and broadband trident spot-size convertor for thin-film lithium niobate integrated device. IEEE Photon. Technol. Lett., 35, 35-38(2023).

[29] V. Rastogi, K. S. Chiang. Long-period gratings in planar optical waveguides. Appl. Opt., 41, 6351(2002).

[30] K. Shiraishi, H. Yoda, A. Ohshima et al. A silicon-based spot-size converter between single-mode fibers and Si-wire waveguides using cascaded tapers. Appl. Phys. Lett., 91, 141120(2007).

[31] J. Zhang, X. Shi, Z. Zhang et al. Polarization-insensitive ultra-short waveguide taper. Opt. Lett., 46, 5027(2021).

[32] Y. Li, T. Lan, J. Li et al. High-efficiency edge-coupling based on lithium niobate on an insulator wire waveguide. Appl. Opt., 59, 6694(2020).

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Pengfei Fan, Xiaotian Zhang, Chi Zhang, Shanshan Cheng, Xiao-Hui Tian, Kunpeng Jia, Hua-Ying Liu, Shining Zhu, Zhenda Xie, "Mode-selective edge coupler with cladding grating for a lithium-niobate-on-insulator waveguide," Chin. Opt. Lett. 23, 013603 (2025)

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Paper Information

Category: Nanophotonics, Metamaterials, and Plasmonics

Received: Apr. 21, 2024

Accepted: Jul. 24, 2024

Published Online: Feb. 10, 2025

The Author Email: Xiao-Hui Tian (tianxiaohui@nju.edu.cn), Hua-Ying Liu (liuhuaying@nju.edu.cn), Zhenda Xie (xiezhenda@nju.edu.cn)

DOI:10.3788/COL202523.013603

CSTR:32184.14.COL202523.013603

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology