教师介绍

蔡璐彤

来源:更新时间:2022-06-14

姓 名 蔡璐彤
职 称 副教授
所在系别 光电信息工程
所属课题组 光子系统实验室
联系电话 18222724529
电子邮件 lutong_cai@tju.edu.cn
办公地址 天津大学26楼C座603
导师类型 光学工程——硕导
光电子与光子学技术——硕导
通讯地址 天津大学精密仪器与光电子工程学院
邮政编码 300072

个人经历或学术经历
  1. 2022.05——至今 副教授 天津大学 精密仪器与光电子工程学院
  2. 2016.09——2021.06 博士后 美国卡耐基梅隆大学 电子与计算机工程学院
  3. 2011.09——2016.06 博士 山东大学 物理学院
  4. 2007.09——2011.06 学士 山东大学 物理学院

研究方向
  1. 集成光子芯片;
  2. 非线性光学;
  3. 微纳米加工光电子器件

科研项目、成果和专利

专利

已授权美国发明专利一项——Acousto-optic gyroscopes.

  1. G. Piazza, M. Mahmoud, A. Mahmoud, L. Cai, M. Khan, T. Mukherjee, and J. Bain, Acousto-optic gyroscopes. 专利号:US 11,112,245 B2 授予日期:Sep.7, 2021

论文、专著

已发表SCI期刊和会议论文三十余篇,被引用600余次.

期刊论文:

  1. 1. L. Cai, J. Li, R. Wang, and Q. Li, “Octave-spanning microcomb generation in 4H SiC-on-insulator photonics platform,” Photonics Res. 10(4), 870-876 (2022).
  2. 2. Q. Li, H. Zhu, H. Zhang, L. Cai, and H. Hu, “Phase modulators in hybrid silicon and lithium niobate thin films,” Opt. Mater. Express 12(4), 1314-1322 (2022).
  3. 3. M. Khan, A. Mahmoud, L. Cai, M. Mahmoud, T. Mukherjee, J. Bain, and G. Piazza, “Extraction of Elastooptic Coefficient of Thin-Film Arsenic Trisulfide Using a Mach-Zehnder Acoustooptic Modulator on Lithium Niobate,” J. Lightwave Technol. 38(7), 2053-2059 (2020).
  4. 4. L. Cai, A. Mahmoud, M. Khan, M. Mahmoud, T. Mukherjee, J. Bain, and G. Piazza, “Acousto-opitcal modulation of thin film lithium niobate waveguide devices,” Photonics Res. 7(9), 1003-1013 (2019).
  5. 5. L. Cai, and G. Piazza, “Low-loss chirped grating for vertical light coupling in lithium niobate on insulator,” J. Opt. 21(6), 065801 (2019).
  6. 6. L. Cai, A. Mahmoud, and G. Piazza, “Low-loss waveguides on Y-cut thin film lithium niobate: towards acousto-optic applications,” Opt. Express 27(7), 9794-9802 (2019).
  7. 7. M. Mahmoud, A. Mahmoud, L. Cai, M. Khan, T. Mukherjee, J. Bain, and G. Piazza, “Novel on chip rotation detection based on the acousto-optic effect in surface acoustic wave gyroscopes,” Opt. Express 26(19), 25060-25075 (2018).
  8. 8. L. Cai, A. Gorbach, Y. Wang, H. Hu, and W. Ding, "Highly efficient broadband second harmonic generation mediated by mode hybridization and nonlinearity patterning in compact fiber-integrated lithium niobate nano-waveguides," Sci. Rep. 8, 12478 (2018).
  9. 9. M. Mahmoud, L. Cai, C. Bottenfield, and G. Piazza, "Lithium Niobate Electro-Optic Racetrack Modulator Etched in Y-Cut LNOI Platform," IEEE Photonics J 10(1), 6600410 (2018).
  10. 10. Y. Wang, Z. Chen, L. Cai, Y. Jiang, H. Zhu, and H. Hu, “Amorphous silicon-lithium niobate thin film strip-loaded waveguides,” Opt. Mater. Express 7(11), 4018-4028 (2017).
  11. 11. S. Zhang, L. Cai, Y. Jiang, and Y. Jiao, "High extinction ratio bandgap of photonic crystals in LNOI wafer," Opt. Mater. 64, 203-207 (2017).
  12. 12. L. Cai, Y. Wang, and H. Hu, “Efficient second harmonic generation in χ(2) profile reconfigured lithium niobate thin film,” Opt. Commun. 387, 405-408 (2017).
  13. 13. L. Cai, Y. Kang, and H. Hu, “Electric-optical property of the proton exchanged phase modulator in single-crystal lithium niobate thin film,” Opt. Express 24(5), 4640-4647 (2016).
  14. 14. L. Cai, S. Zhang, and H. Hu, “A compact photonic crystal micro-cavity on a single-mode lithium niobate photonic wire,” J. Opt. 18, 035801 (2016).
  15. 15. L. Cai, R. Kong, Y. Wang, and H. Hu, “Channel waveguides and Y-junctions in x-cut single-crystal lithium niobate thin film,” Opt. Express 23(22), 29211-29221 (2015).
  16. 16. S. Li, L. Cai, Y. Wang, Y. Jiang, and H. Hu, “Waveguides consisting of single-crystal lithium niobate thin film and oxidized titanium stripe,” Opt. Express 23(19), 24212-24219 (2015).
  17. 17. H. Han, L. Cai, B. Xiang, Y. Jiang, and H. Hu, “Lithium-rich vapor transport equilibration in single-crystal lithium niobate thin film at low temperature,” Opt. Mater. Express 5(11), 2635-2641 (2015).
  18. 18. L. Cai, Y. Wang, and H. Hu, “Low loss waveguides in single crystal lithium niobate thin film,” Opt. Lett. 40(13), 3013-3016 (2015).
  19. 19. P. Han, L. Cai, and H. Hu, “Optical and structural properties of single-crystal lithium niobate thin film,” Opt. Mater. 42, 47-51 (2015).
  20. 20. L. Cai, S. Li, H. Han, and H. Hu, “Waveguides in single-crystal lithium niobate thin film by proton exchange,” Opt. Express 23(2), 1240-1248 (2015).
  21. 21. L. Cai, H. Han, S. Zhang, H. Hu, and K. M. Wang, ‘‘Photonic crystal slab fabricated on the platform of lithium niobate-on-insulator,’’ Opt. Lett. 39(7), 2094-2096 (2014).
  22. 22. S. Zhang, L. Cai, Q. Liu, X. Liu, and X. Ming, "Optical waveguide in stoichiometric lithium niobate by multi-low-energy helium ion implantation," Nucl. Instrum. Methods Phys. Res. B 307, 438-441 (2012).

会议论文:

  1. 1. L. Cai, and G. Piazza, “Low-loss Waveguides in Y-cut Thin Film Lithium Niobate for Acousto-Optic Applications,” Conference on Lasers and Electro-Optics, (CLEO, 2019).
  2. 2. M. Khan, A. Mahmoud, L. Cai, M. Mahmoud, T. Mukherjee, J. A. Bain, and G. Piazza, “Acousto-Optic Modulator based on the Integration of Arsenic Trisulfide Photonic Components with Lithium Niobate Surface Acoustic Waves,” Conference on Lasers and Electro-Optics, (CLEO, 2019).
  3. 3. A. Mahmoud, L. Cai, J. A. Bain, T. Mukherjee, and G. Piazza, "Acousto-Optic Gyroscope with Improved Sensitivity and 100 second Stability in a Small Form Factor," 2019 IEEE International Symposium on Inertial Sensors and Systems (INERTIAL, 2019).
  4. 4. A. Mahmoud#, M. Mahmoud#, L. Cai#, M. Khan, J. A. Bain, T. Mukherjee, and G. Piazza, "Acousto-optic gyroscope," IEEE Micro Electro Mechanical Systems (MEMS, 2018).
  5. 5. M. Mahmoud, L. Cai, A. Mahmoud, T. Mukherjee, and G. Piazza, "Electro-optically controlled acousto-optic racetrack modulator etched in LNOI platform," IEEE Micro Electro Mechanical Systems (MEMS, 2018).
  6. 6. M. Mahmoud, C. Bottenfield, L. Cai, and G. Piazza, “Fully integrated lithium niobate electro-optic modulator based on asymmetric Mach-Zehnder interferometer etched in LNOI platform”, IEEE Photonics Conference (IPC, 2017).
  7. 7. L. Cai, H. Hu, A. Gorbach, Y. Wang, and W. Ding, “Highly-efficient Broadband Second Harmonic Generation in Compact Fiber-integrated Thin-film LiNbO3 Nano-waveguides,” Conference on Lasers and Electro-Optics, (CLEO, 2017).
  8. 8. L. Cai, H. Han, S. Li, and H. Hu, “Integrated Optics on Single-Crystal Lithium Niobate Thin Film: Some Recent Progress,” 18th International Conference on Transparent Optical Networks (ICTON, 2016).
  9. 9. W. Ding, A. Gorbach, L. Cai, Y. Yu, and H. Hu, “Microfiber-lithium niobate on insulator hybrid waveguides for efficient and reconfigurable second-order optical nonlinearity on a chip,” Conference on Lasers and Electro-Optics, (CLEO, 2016).
  10. 10. Z. Gong, W. Ji, R. Yin, H. Hu, L. Cai, X. Li, C. Niu, J. Li, and J. Wang, “Polarization beam splitter based on lithium niobate thin film,” 15th International Conference on Optical Communications and Networks (ICOCN, 2016).

奖励、荣誉和学术兼职
  1. 2020年英国物理学会(IOP)杰出审稿人
  2. 2019-2021年连续三年获美国光学学会(OSA)审稿贡献奖
  3. 2016年被评为山东大学年度创新创业活动先进个人
  4. 2015年获光华奖学金
  5. Nature Communications, Photonics Research, Optics Letters, Optics Express等国际著名期刊的审稿人
  6. 美国光学学会 (Optical Society of America) 会员
  7. 国际光学工程学会 (International Society for Optical Engineering) 会员

 

科技链接

教学链接

校内链接

  • 国际交流