Embedded Files
Selected publications:
Chiral exceptional point and coherent suppression of backscattering in silicon microring with low loss Mie scatterer, eLight 3, 20(2023) [Link] [LSA brief]
Hwaseob Lee, Ali Kevebas, Feifan Wang, Lorry Chang, Sahin K. Özdemir, Tingyi Gu
Chiral exceptional point enhanced active tuning and nonreciprocity in micro-resonators, Light: Science & Applications 14, 45 (2024) [Link][arxiv]
Hwaseob Lee†, Lorry Chang†, Ali Kecebas, Dun Mao, Yahui Xiao, Tiantian Li, Andrea Alu, Sahin Ozdemir and Tingyi Gu
Bistable random momentum transfer in a linear on-chip resonator, Proceedings of the National Academy of Sciences (2025) [arxiv] [Link]
Tingyi Gu†, Lorry Chang†, Jiagui WU, L Wu, Hwaseob Lee, Masudur Rahim, Yong-Kai Chen, Po Dong, Chee Wei Wong
Space qualifying silicon photonic modulators and circuits, Science Advances 10, eadi9171 (2024) [Link] [arxiv] [AIM Photonics] [OFC] [MRS] [CLEO]
Dun Mao†, Lorry Chang†, Hwaseob Lee, Anthony Yu, Kaleem Ullah, Bennett Maruca, William Mathaeus, Michael Krainak, Po Dong, Tingyi Gu
Integrated photonic metasystem for image classifications at telecommunication wavelength, Nature Communications 13, 2131 (2022) [link]
Zi Wang, Lorry Chang, Feifan Wang, Tiantian Li and Tingyi Gu
On-chip wavefront shaping with dielectric metasurface, Nature Communications 10, 3547 (2019) [link] Udaily, Wikipage, FlexCompute, IEEE Spectrum
Zi Wang, Tiantian Li, Anish Soman Dun Mao, Thomas Kananen, and Tingyi Gu
Structural phase transitions in layered Indium Selenide for integrated photonic memory, Advanced Materials 2022, 2108261 [link] [MRS] [CLEO]
Tiantian Li, Yong Wang, Wei Li, Dun Mao, Chris J. Benmore, Huadan Xing, Qiu Li, Feifan Wang, Ganesh Sivaraman, Anderson Janotti, Stephanie Law and Tingyi Gu
Spatially controlled electrostatic doping in graphene p-i-n junction for hybrid silicon photodiode, npj 2D Materials and Applications 2, 36 (2018) [link]
Tiantian Li, Dun Mao, Nick W. Petrone, Robert Grassi, Hao Hu, Yunhong Ding, Zhihong Huang, Mingbin Yu, Guo-Qiang Lo, Dim-Lee Kwong, James C. Hone, Tony Low, Chee Wei Wong, and Tingyi Gu
† Authors contributed equally
Submitted:
Haixin Zhao†, Jongyul Kim†, Heijun Jeong, Lorry Chang, Tingyi Gu, Programmable integrated metalens encoder for on-the-fly optical image compression (submitted)
Guihan Wu, Lemeng Leng, Yue Shao, Xiang Ji, Yu Xin, Peiyan Zhao, Hongtao Yuan, Tingyi Gu, Wei Jiang, Optical phase array with a scalable illumination architecture
2025
58. Tingyi Gu†, Lorry Chang†, Jiagui WU, L Wu, Hwaseob Lee, Masudur Rahim, Yong-Kai Chen, Po Dong, Chee Wei Wong, Bistable random momentum transfer in a linear on-chip resonator, Proceedings of the National Academy of Sciences (2025) [arxiv]
57. Heijun Jeong†, Zeki Hayran†, Yuan Liu, Yahui Xiao, Hwaseob Lee, Zi Wang, Jonathan Klamkin, Francesco Monticone, Tingyi Gu, Broadband low-loss unidirectional reflection with asymmetric dielectric metasurface on chip, Lasers and Photonics Reviews (2025) [Link] [arxiv]
56. Fuhao Yu, Zhaobang Zeng, Kaifei Tang, Shichong Yang, Xiang Ji, Yu Xin, Tingyi Gu, Wei Jiang, Low chirp dual-racetrack modulator for PAM-4 modulation with low driving voltage, IEEE Journal of Lightwave Technology 43, 4840 (2025) [Link] [PDF]
55. Hwaseob Lee†, Lorry Chang†, Ali Kecebas, Dun Mao, Yahui Xiao, Tiantian Li, Andrea Alu, Sahin Ozdemir and Tingyi Gu, Chiral exceptional point enhanced active tuning and nonreciprocity in micro-resonators, Light: Science & Applications 14, 45 (2025) [Link][arxiv]
2024
54. Luhong Su†, Heijun Jeong†, Hwaseob Lee, Lorry Chang, Tingyi Gu, Asymmetric transmittance and nonreciprocity in guided wave circuits, IEEE Solid-State Circuits Magazine 16, 54-61 (2024) [Link][arxiv]
53. [perspective] Kaleem Ullah, Qiu Li, Tiantian Li and Tingyi Gu, Melting-free integrated photonic memory with layered polymorphs, Nanophotonics 13, 2089–2099 (2024) [Link]
52. Dun Mao†, Lorry Chang†, Hwaseob Lee, Anthony Yu, Kaleem Ullah, Bennett Maruca, William Mathaeus, Michael Krainak, Po Dong, Tingyi Gu, Space qualifying silicon photonic modulators and circuits, Science Advances 10, eadi9171 (2024) [Link] [arxiv]
2023
51. Hwaseob Lee, Ali Kevebas, Feifan Wang, Lorry Chang, Sahin K. Özdemir, Tingyi Gu, Chiral exceptional point and coherent suppression of backscattering in silicon microring with low loss Mie scatterer, eLight 3, 20 (2023) [arxiv] [Link]
50. Dun Mao, Yixiu Wang, Hwaseob Lee, Lorry Chang, Feifan Wang, Darren Wu, Yahui Xiao, Boshu Sun, Kaleem Ullah, Karl Booksh, Wenzhuo Wu and Tingyi Gu, Photocatalytic oxidation in few-layer Tellurene for loss-invariant integrated photonic resonance trimming, Advanced Optical Materials 2300192 (2023) [Link] [arxiv]
49. [Review] Fuhao Yu, Xiang Ji, Kaifei Tang, Yu Xin, Guihan Wu, Dun Mao, Tingyi Gu, Qingzhing Huang, and Wei Jiang, Subwavelength to circuit-level engineering of silicon electro-optic modulators for advanced modulation formats, Journal of Physics D: Applied Physics 56, 443002 (2023) [link]
48. S M Zia Uddin†, Ellen Gupta †, Zi Wang, Kaleem Ullah, Du Yang, Craig B. Arnold, Mark Mirotznik, Tingyi Gu, Micro-dispenser-based optical packaging scheme for grating couplers, Optics Letters 48, 2162-2165 (2023) [Link]
2022
47. Thomas Kananen, Marcie Wiggins, Zi Wang, Feifan Wang, Anish Soman, Karl Booksh, Andrea Alù and Tingyi Gu, Graphene Absorption Enhanced By Quasi-Bound-State-in-Continuum in Long-Wavelength Plasmonic-Photonic System, Advanced Optical Materials 2022,2201193 (2022) [link] [open access]
46. [Review] Zi Wang†, Yahui Xiao†, Kun Liao†, Tiantian Li,† Hao Song, Bo Yuan, Haoshuo Chen, S. Zia Uddin, Dun Mao, Feifan Wang, Zhiping Zhou, Wei Jiang, Nick K. Fontaine, Amit K. Agrawal, Alan E. Willner, Xiaoyong Hu and Tingyi Gu, Metasurface on integrate photonic platform: from mode converters to machine learning, Nanophotonics 11, 3531–3546 (2022) [link]
45. Tiantian Li, Yong Wang, Wei Li, Dun Mao, Chris J. Benmore, Igor Evangelista, Xing, Qiu Li, Feifan Wang, Ganesh Sivaraman, Anderson Janotti, Stephanie Law and Tingyi Gu, Structural phase transitions in layered Indium Selenide for integrated photonic memory, Advanced Materials 2022, 2108261 [link][open access]
44. Yahui Xiao, Feifan Wang, Dun Mao, Thomas Kananen, Tiantian Li, Hwaseob Lee, Zi Wang and Tingyi Gu, Scalable photonic crystal waveguides with 2 dB component loss, Photonic Technology Letters 34, 637-640 (2022) [link] [arxiv (with correction on band diagrams)]
43. Zi Wang, Lorry Chang, Feifan Wang, Tiantian Li and Tingyi Gu, Integrated photonic metasystem for image classifications at telecommunication wavelength, Nature Communications 13, 2131 (2022) [link]
42. Baobang Zeng, Lemeng Leng, Peiyan Zhao, Chenbin Zhang, Ding Ding, Dun Mao, Tingyi Gu and Wei Jiang, Low power dual-racetrack modulator with high extinction ratio for DAC-less PAM-4 modulation, Optics Letters 47, 850 (2022) [link] [pdf]
41. Yucheng Wang, Jason Liu, Kaichen Gu, Anishkumar Soman, Tingyi Gu, Craig Arnold, Richard Register, Yueh-Lin Loo, Rodney Priestley, Epitaxially Crystallized Polyethylene Exhibiting Near-Equilibrium Melting Temperatures, Polymer Engineering and Science, 1-7 (2022) [link] [pdf]
2021
40. Feifan Wang, Lianfeng Zhao, Hwaseob Lee, Yahui Xiao, Tiantian Li, Yixiu Wang, Anish Soman, Thomas Kananen, Xiaoyong Hu, Barry P. Rand and Tingyi Gu, Controlling the extinction ratio of microring resonators by perovskite nonlinearity, Advanced Optical Materials 2021,2100783 [link] [pdf]
39. Ningning Wang, Tiantian Li, Boshu Sun, Zi Wang, Linjie Zhou, Tingyi Gu, Focusing and defocusing switching of silicon photonic metalens by indium selenide, Optics Letters 46, 4088-4091 (2021) [link] [pdf]
38. [Invited] Yahui Xiao, Zi Wang, Feifan Wang, Hwaseob Lee, Thomas Kananen and Tingyi Gu, Engineering the light coupling between metalens and photonic crystal cavity for robust on-chip microsystem, Journal of Optical Microsystems 1(2), 024001 (2021), doi: 10.1117/1.JOM.1.2.024001. [link] [pdf]
2020
37. Feifan Wang, Xinxiang Niu, Xiaoyong Hu, Tingyi Gu, Xingyuan Wang, Jinghuan Yang, Hong Yang, Yutian Ao, Shufang Wang, and Qihuang Gong, All-optical mode-selective router based on broken anti-PT symmetry, Physical Review Applied 14 (4), 044050 (2020) [link] [pdf]
36. [invited] Dun Mao†, Chen Cheng†, Feifan Wang, Yahui Xiao, Tiantian Li, Lorry Chang, Anish Soman, Thomas Kanenen, Xian Zhang, Michael Krainak, Po Dong and Tingyi Gu, Device architectures for low voltage and ultrafast graphene integrated phase modulators, IEEE Journal of Selected Topics in Quantum Electronics 27, 3400309 (2021) DOI: 10.1109/JSTQE.2020.3026357 [link] [pdf]
35. Dun Mao, Mingkun Chen, Xiangyu Ma, Anishkumar Soman, Huadan Xing, Thomas Kananen, Nathan Augenbraun, Chen Cheng, Wei Qiu, Matthew Doty and Tingyi Gu, Sub-bandgap pulsed laser patterning of planar chalcogenide microphotonics, Optical Materials Express 10, 2126-2134 (2020) [link] [pdf]
34. Anishkumar Soman†, Robert A. Burke†, Qiu Li†, Michael D. Valentin, Tiantian Li, Dun Mao, Madan Dubey, and Tingyi Gu, Hydrogen plasma exposure of monolayer MoS2 FET and prevention of desulfurization by monolayer graphene, ACS Applied Materials & Interfaces 12, 33, 37305–37312 (2020) [link] [pdf]
33. Yucheng Wang, Kaichen Gu, Anishkumar Soman, Tingyi Gu, Richard A. Register, Yueh-Lin Loo, and Rodney D. Priestley, Circumventing Macroscopic Phase Separation in Immiscible Polymer Mixtures by Bottom-Up Deposition, Macromolecules 53, 5740–5746 (2020) [link] [pdf]
32. Hao Zhou, Xiaolong Zhu, Tingyi Gu, Jiagui Wu, G. Deng, S. Huang, Noan Ophir, Mingbin Yu, DimLee Kwong, S. Zhou, Keren Bergman, and Chee Wei Wong, Error-free data transmission through fast broadband all-optical modulation in graphene-silicon optoelectronics, Applied Physics Letters 116, 221106 (2020) [link] [pdf]
31. Qiu Li, Yong Wang, Tiantian Li, Wei Li, Feifan Wang, Anderson Janotti, Stephanie Law, and Tingyi Gu, Localized strain measurement in molecular beam epitaxial grown chalcogenide thin film by micro-Raman spectroscopy, ACS Omega 5, 14, 8090-8096 (2020) [link] [pdf]
30. Feifan Wang†, Zi Wang†, Dun Mao†, Mingkun Chen, Qiu Li, Thomas Kananen, Dustin Fang, Anish Soman, Xiaoyong Hu, Craig B. Arnold, and Tingyi Gu, Light emission from self-assembled and laser crystallized chalcogenide metasurface, Advanced Optical Materials 1901236 (2020) [link] [pdf]
2019
29. Qiu Li, Yanrong Gou, Tie-Gang Wang, Tingyi Gu, Qiang Yu, and Lijie Wang, Study on Local Residual Stress in the Nanocrystalline Cr2O3 Coating by Micro-Raman Spectroscopy, Coatings 9, 500 (2019) [link] [pdf]
28. Zi Wang, Tiantian Li, Anish Soman Dun Mao, Thomas Kananen, and Tingyi Gu, On-chip wavefront shaping with dielectric metasurface, Nature Communications 10, 3547 (2019) [link] [pdf]
27. Anish Soman, Ugo J Nsofor; Ujjwal Das, Tingyi Gu, and Steve Hegedus, Correlation between in situ diagnostics of the hydrogen plasma and the interface passivation quality of hydrogen plasma post-treated a-Si: H in Silicon Heterojunction Solar Cells, ACS Applied Materials & Interfaces 11, 16181 (2019) [link] [pdf]
26. Hwaseob Lee, Thomas Kananen, Anish Soman, and Tingyi Gu, Influence of surface roughness on microring-based phase shifters, Photonic Technology Letters 11, 813-816 (2019) [link] [pdf]
25. Dun Mao, Thomas Kananen, Tiantian Li, Anish Soman, Jeffery Sinsky, Nick W. Petrone, James Hone, Po Dong, and Tingyi Gu, Bandwidth limitation of directly contacted graphene-silicon optoelectronics, ACS Applied Electronic Materials 1, 172 (2019) [link] [pdf]
2018
24. Tiantian Li, Dun Mao, Nick W. Petrone, Robert Grassi, Hao Hu, Yunhong Ding, Zhihong Huang, Mingbin Yu, Guo-Qiang Lo, Dim-Lee Kwong, James C. Hone, Tony Low, Chee Wei Wong, and Tingyi Gu*, Spatially controlled electrostatic doping in graphene p-i-n junction for hybrid silicon photodiode, npj 2D Materials and Applications 2, 36 (2018) [link] [pdf]
2017
23. Tingyi Gu, Jia Gao E. E. Ostoumov, Hyuncheol Jeong, Fan Wu, R. Fardel, Nan Yao, Rodney D. Priestley, G. D. Scholes, Yue Lynn Loo, Craig B. Arnold*, Photoluminescence of functionalized germanium nanocrystals embedded in arsenic sulfide glass, ACS Applied Materials & Interfaces 9, 18911-18907 (2017) [link] [pdf]
22. Tingyi Gu, Hyuncheol Jeong, K. Yang, F. Wu, N. Yao, R. D. Priestley, Clair E. White, and Craig B. Arnold*, Anisotropic crystallization in solution-processed chalcogenide thin film by linearly polarized laser, Applied Physics Letters 110, 041904 (2017) [link] [pdf]
Conference Presentations
Conference Presentations
2023
[Invited] Tingyi Gu, "Molding the out-of-plane light absorption and emission with manufactured silicon nanophotonic template," Proc. SPIE PC12432, High Contrast Metastructures XII, PC1243206 (Presented at SPIE OPTO: January 30, 2023; Published: 17 March 2023). [Link]
Zhaobang Zeng, Yu Xin, Fuhao Yu, Kaifei Tang, Peiyan Zhao, Dun Mao, Tingyi Gu, and Wei Jiang. "High Extinction Ratio Dual-Racetrack Modulator for DAC-less PAM4 Modulation." In 2022 Asia Communications and Photonics Conference (ACP), pp. 1337-1339. IEEE, 2022. [Link]
Tingyi Gu, Silicon photonic metasystem for single shot, single pixel detection multi-wavelength image classification, Optica Imaging Congress, contributed presentation (2023)
Yahui Xiao, Taharat Tazrin, Heijun Jeong ant Tingyi Gu, Open window and postprocessing of foundry nanophotonic waveguides and resonators, TECHCON poseter (2023)
Heijun Jeong, Jongryul Kim, Zi Wang and Tingy iGu, Adaptive Integrated photonic imager with low cross talk, TECHCON oral presentation (2023)
2022
[invited] T. Gu, Far infrared graphene plasmon modified by dielectric and metallic metasurface, IEEE Research and Applications of Photonics in Defense (2022)
Z. Zeng, Y. Xin, D. Mao, T. Gu, W. Jiang, High Extinction Ratio Dual-Racetrack Modulator for DAC-less PAM4 Modulation, ACP/IPOC (2022)
L. Chang, D. Mao, H. Lee, A. W. Yu, M. A. Krainak, T. Gu, Cosmic radiation reduced photo-thermal dispersion in silicon microring resonators, SmallSat 2022
D. Mao, L. Chang, H. Lee, T. Li, F. Wang, Y. Xiao, Z. Wang, P. Dong, A. W. Yu, M. A. Krainak and T. Gu, Performance Evaluation of Silicon Mach-Zehnder Modulator after Cosmic Radiation to Enable Small Satellite Laser Communication, SmallSat 2022
L. Chang, D. Mao, H. Lee, A. W. Yu, M. A. Krainak, T. Gu, Cosmic radiation reduced photo-thermal dispersion in critically coupled silicon microring resonators, CLEO 2022
D. Mao, L. Chang, H. Lee, T. Li, F. Wang, Y. Xiao, Z. Wang, P. Dong, A. W. Yu, M. A. Krainak and T. Gu, Cosmic radiation effect on silicon photonic Mach-Zehnder Modulator, CLEO 2022
Y. Xiao, D. Mao, Y. Wang and T. Gu, Photo-refractive switching of micro-ring resonators via few-layer Tellurium, CLEO 2022
Z. Wang, L. Chang, F. Wang, T. Li, W. Yang, B. Yuan, T. Gu, Hyperspectral image classification via integrated metasystem, CLEO 2022
2021
[Invited] Z. Wang, L. Chang, T. Gu, Integrated metasystem for image recognition, IEEE Photonics Society Summer Topicals Meeting Series (SUM), 1-2 (2021) [link]
T. Li, Y. Wang, H. Xing, Q. Li, F. Wan, A. Soman, S. Law, and T. Gu, Nonvolatile switching in In2Se3-silicon microring resonators, CLEO (2021)
H. Lee, A. Soman, T. Li, T. Kananen, D. Mao, S. K. Ozdemir, T. Gu, Electro-optic tuning of non-Hermiticity in a silicon microring resonator, CLEO (2021)
F. Wang, L. Zhao, H. Lee, Y. Xiao, T. Li, Y. Wang, A. Soman, T. Kananen, X. Hu, B. P. Rand, and T. Gu, Controlling the extinction ratio of microring resonators by perovskite nonlinearity, CLEO (2021) [link]
Y. Xiao, Z. Wang, F. Wang, H. Lee, T. Gu, Optimization of the light coupling between metalens and photonic crystal resonators for robust on-chip microsystems, CLEO (2021) [link]
2020
W. Shao, X. Xie, Y. Zheng, W. Wang, T. Li, F. Wang, Y Wang, S. Law, T. Gu, Near-infrared Photodetection in Graphene/β-In2Se3 Heterostructure, ACPC, M4A. 24 (2020)
H Lee, T Li, C Cheng, SK Ozdemir, T Gu, Active tuning of silicon photonic microring resonator towards a chiral exceptional point, Frontiers in Optics, FW4D. 4 (2020)
[Invited] Z. Wang, T. Li, L. Chang, F. Wang, Y. Xiao, D. Mao, T. Kananen, T. Gu, On-chip wavefront shaping with dielectric metasurface, Proc. SPIE 11290, High Contrast Metastructures IX, 112900I (2020)
Y. Xiao, Z. Wang, F. Wang, H. Lee, T. Kananen, T. Gu, Robust Light Coupling to Photonic Crystal Waveguide Using Integrated Metalens, CLEO: Science and Innovations JTh2B. 20 (2020)
H. Lee, F. Wang, T. Li, A. Scallo, Z. Wang and T. Gu, Topological compensation of Rayleigh scattering induced reflection in a single mode waveguide, CLEO: QELS_Fundamental Science FTu4A. 1 (2020)
F. Wang, Y. Xiao, T. Kananen, T. Li, Z. Wang, H. Lee, X. Hu and T. Gu, Low-loss photonic crystal platform by foundry processing, CLEO: QELS_Fundamental Science JTu2D. 28 (2020)
Z. Wang, L. Chang, F. Wang, T. Li and T. Gu, Machine Learning with integrated metasystem, CLEO: Science and Innovations SF2O. 8 (2020)
[Invited] T. Gu, Z. Wang, D. Mao, Y. Xiao, F. Wang, T. Li, H. Lee, Foundry integrated nanophotonic devices and metasystems, Frontier in Optics FW1B. 1 (2020)
2019
M. Krainak, S. Tedder, H. Jiao, J. Klamkin, K. Bergman, I. Datta, M. Lipson, S. Daudlin, A. Rizzo, S. Mookherjea, S.-Ti. Ho, L. Johansson, H. Atwater, F. Aflatouni, and T. Gu, Photonic Integrated Circuits for Free-Space Optical Communications, 2019 IEEE Avionics and Vehicle Fiber-Optics and Photonics Conference (AVFOP)
[Postdeadline] Z. Wang, T. Li, A. Soman, T. Gu, On-chip Analog Computing with Dielectric Metasurface, Frontier in Optics FTu6B.3 (2019)
T. Gu, D. Mao, T. Li, T. Kananen, High Detectivity in CMOS Substrate Powered Graphene p-i-n Junction, 2019 IEEE Research and Applications of Photonics in Defense Conference (RAPID) DOI: 10.1109/RAPID.2019.8864431
T. Gu, Graphene Modified Plasmonic Sensors, 2019 IEEE National Aerospace and Electronics Conference (NAECON) DOI: 10.1109/NAECON46414.2019.9058221
Z. Wang, T. Li, A. Soman, T. Gu*, On-chip Wavefront Shaping with High Contrast Dielectric Metalens, CLEO: Science and Innovations, SM1J. 2 (2019)
D. Mao, M. Chen, N. Augenbraun, A. Soman, X. Ma, T. Kananen, M. Doty and T. Gu*, Micromachining of chalcogenide waveguides by picosecond laser, CLEO: Science and Innovations, SF3O. 5 (2019)
T. Kananen, A. Soman, A. Malkani, Z. Wang, B. Xu, T. Gu*, Graphene Modified Plasmonic Guided Mode For CO2 Detection, CLEO: QELS_Fundamental Science, FTh4C. 4 (2019) [link]
H. Lee, T. Li, Z. Wang, A. Soman, A. Scallo, T. Gu*, Spatially locked mode in defected microring resonators, CLEO: QELS_Fundamental Science, FTu4B. 7 (2019)
A. Soman, R. Burke, Q. Li, M. Valentin, E. Zakar, U. Nsofor, S. Hegedus, U. Das, J. Shi, Y. Zhang, T. Gu, Hydrogen plasma treatment of MoS2, CLEO: Science and Innovations, JTu2A. 118 (2019)
M. Krainak, M. Stephen, E. Troupaki, S. Tedder, B. Reyna, J. Klamkin, H. Zhao, B. Song, J. Fridlander, M. Tran, K. Bergman, M. Lipson, A. Rizzo, I. Datta, N. Abrams, S. Mookherjea, S-T. Ho, Q. Bei, Y. Huang, Y. Tu, B. Moslehi, J. Harris, A. Matsko, Anatoliy Savchenkov, Guangyao Liu, Roberto Proietti, S. J. B. Yoo, L. Johansson, C. Dorrer, F. R. Arteaga-Sierra, J. Qiao, S. Gong, T. Gu, O. J. Ohanian III, X. Ni, Y. Ding, Y. Duan, H. Dalir, Ray T. Chen, Volker J. Sorger and T. Komljenovic, Integrated photonics for NASA applications, 2019 International Society for Optics and Photonics, Components and Packaging for Laser Systems V, vol. 10899, p. 108990F.
2018
H. Lee, T. Kananen, C. Santori, J. S. Pelc, R. Bose, R. G. Beausoleil, T. Gu*, Microring resonator based compact on-chip phase tuner, CLEO: QELS_Fundamental Science, JW2A. 36 (2018)
D. Mao, T. Kananen, J. Sinsky, N. Petrone, J. Hone, P. Dong, T. Gu*, Small-signal model for heterogeneous integrated graphene-silicon photonics, CLEO: Science and Innovations, SM2B. 4 (2018)
2017
A. Soman, J. Shi, U. Nsofor, S. Hegedus, Y. Zhang, R. A. Burke, and T. Gu*, Raman spectroscopy study of Hydrogen Plasma Treatment effect on a single layer Graphene/MoS2 hybrid structure, Frontier in Optics JW4A.40 [link] [pdf]
PhD and Postdoc works
PhD and Postdoc works
21. D. Joung, T. Gu, J.-H. Cho*, Tunable optical transparency in self-assembled three-dimensional polyhedral graphene oxide, ACS Nano 10, 9586-9594 (2016) [link] [pdf]
20. H. Zhou, T. Gu, J. F. McMillan, M. Yu, D. Kwong, C. W. Wong, Enhanced photoresponsibity in graphene-silicon slow-light photonic crystal waveguides, Applied Physics Letters 14, 111106 (2016)
19. [ACS editor's choice] T. Gu, A. Andryieuski, Y. Hao, C. W. Wong, J. C. Hone, A. Lavrinenko, T. Low and T. F. Heinz, Photonic and plasmonic guided modes in graphene-silicon photonic crystals, ACS Photonics 11, 1552-1558 (2015)
18. [Invited] P. Dong, Y.-K. Chen, T. Gu, L. L. Buhl, D. T. Neilson and J. H. Sinsky, Reconfigurable 100Gb/s silicon photonic network-on-chip, Journal of Optical communications and Networking 7 (1), A37-A43 (2015)
17. [Book chapter] T. Gu and C. W. Wong, Graphene, optical nonlinearity and optoelectronic devices, Nanomaterials, polymers and devices: materials functionalization and device fabrication, ISBN 978-0-470-04806-1 Wiley, Inc. 2015
16. T. Gu, M. Yu, G. Luo, D.-L. Kwong, and C. W. Wong, Molecular absorption induced thermal bistability in PECVD silicon nitride ring resonators, Optical Express 22 (15), 18412-18420 (2014)
15. T. Gu, Y.K. Chen and P. Dong, Cascaded uncoupled dual-ring modulator, Optics Letters 39 (16), 4974-4977 (2014)
14. J. Yang, T. Gu, J. Zheng, M. Yu, P. Lo, D.-L. Kwong and C. W. Wong, Radio-frequency regenerative oscillations in silicon high-Q heterostructured photonic crystal cavities, Applied Physics Letters 16, 5 (2014)
13. H. Zhou, T. Gu, J. F. McMilan, N. Petrone, A. van der Zande, J. C. Hone, M. Yu, G.-Q. Lo, D.-L. Kwong, G. Feng, S. Zhou and C. W. Wong, Enhanced four-wave mixing in graphene-silicon slow-light photonic crystal waveguides, Applied Physics Letters, 105 (9), 091111 (2014)
12. B. Chen, C. Meng, Z. Yang, W. Li, S. Lin, T. Gu, X. Guo, D. Wang, S. Yu, C. W. Wong and L. Tong, Graphene coated ZnO nanowire optical waveguides, Optical Express 22 (20), 24276-24285 (2014)
11. O. A. Ajayi, N. C. Anderson, M. Cotlet, N. Petrone, T. Gu, F. Gesuele, J. Hone, J. S. Owen, and C. W. Wong, Time-resolved energy transfer and blinking statistics of single chloride-terminated nanocrystals on graphene, Applied Physics Letters 104, 171101 (2014)
10. X. Luan, Y. Huang, Y. Li, J. F McMillan, J. Zheng, S. Huang, P. Hsieh, T. Gu, D. Wang, A. Hati, D. A Howe, G. Wen, M. Yu, G. Lo, D. Kwong, C. W. Wong, An integrated low phase noise radiation-pressure-driven optomechanical oscillator chipset, Scientific Report 4:6842 (2014)
9. P. Dong, Y.-K. Chen, T. Gu, L. L. Buhl, D. T. Neilson and J. H. Sinsky, Reconfigurable 100Gb/s silicon photonic Networks-on-chip, Optical Fiber Communications (OFC) Th4G. 2 (2014)
8. [invited revew article] T. Gu, H. Zhou, J. F. McMillan, N. Petrone, A. van der Zande, J. Hone, M. Yu, G.-Q. Lo, D.-L. Kwong and C. W. Wong, Coherent four-wave mixing on hybrid graphene-silicon photonic crystals, Journal of Selected Topics in Quantum Electronics 99, 1-1 (2013)
7. [invited review article] T. Gu, N. Petrone, A. van der Zande, J. Hone, M. Yu, G.-Q. Lo, D.-L. Kwong and C. W. Wong, Optical bistability and free carrier dynamics in graphene-silicon photonic crystal cavities, Optics Communications, Special issue on Energy efficient nanophotonics: engineered light-matter interaction in sub-wavelength structures 314, 23-27 (2014)
6. [cover article] T. Gu, N. Petrone, J. F. McMillan, A. van der Zande, M. Yu, G.-Q. Lo, D.-L. Kwong, J. Hone, and C. W. Wong, Regenerative oscillation and four-wave mixing in graphene optoelectronics, Nature Photonics 6, 554 (2012)
5. T. Gu, S. Kocaman, X. Yang, J. F. McMillan, M.-B. Yu, G.-Q. Lo, D.-L. Kwong, and C. W. Wong, Deterministic integrated tuning of multi-cavity resonances and phase for slow-light in coupled photonic crystal cavities, Applied Physics Letters 98, 121103(2011); also selected for Virt. J. of Nanoscale Sci. and Tech
4. C. J. Chen, J. Zheng, T. Gu, J. F. McMillan, M. Yu, G.-Q. Lo, D.-L. Kwong, and C. W. Wong, Selective tuning of high-Q silicon photonic crystal nanocavities via laser-assisted local oxidation, Optics Express 19, 12480-12489 (2011)
3. T. Gu, Z. Han, K. Wu, J. Chen, Optimization of the threshold voltage of an image intensifier in ultra-fast photocathode gating, Journal of optoelectronics and advanced materials 12, 360-364 (2010); featured in Electronics weekly, VerticalNews (April 21st, 2010)
2. T. Gu, M. A. El-Emawy, K. Yang, A. Stintz, and L. F. Lester, Resistance to edge recombination in GaAs-based dots-in-a-well solar cells, Applied Physics Letters 95, 261106 (2009)
1. N. J. Withers, K. Sankar, B. A. Akins, T. A. Memon, T. Gu, J. Gu, Gennady A. Smolyakov, M. R. Greenberg, T. J. Boyle, and M. Osiński, Rapid degradation of CdSe/ZnS colloidal quantum dots exposed to gamma irradiation, Applied Physics Letters 93, 173101 (2008)
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