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Frequency comb generation via synchronous pumped resonator on thin-film lithium niobate
Rebecca Cheng, Mengjie Yu, Amirhassan Shams-Ansari +4
Resonator-based optical frequency comb generation is an enabling technology for a myriad of applications ranging from communications to precision spectroscopy. These frequency comb…
Integrated Electro-Optic Isolator on Thin Film Lithium Niobate
Mengjie Yu, Rebecca Cheng, Christian Reimer +9
Optical isolator is an indispensable component of almost any optical system and is used to protect a laser from unwanted reflections for phase-stable coherent operation. The develo…
Reduced Material Loss in Thin-film Lithium Niobate Waveguides
Amirhassan Shams-Ansari, Guanhao Huang, Lingyan He +12
Thin-film lithium niobate has shown promise for scalable applications ranging from single-photon sources to high-bandwidth data communication systems. Realization of the next gener…
Spectral control of nonclassical light using an integrated thin-film lithium niobate modulator
Di Zhu, Changchen Chen, Mengjie Yu +11
Manipulating the frequency and bandwidth of nonclassical light is essential for implementing frequency-encoded/multiplexed quantum computation, communication, and networking protoc…
Femtosecond Pulse Generation via an Integrated Electro-Optic Time Lens
Mengjie Yu, Christian Reimer, David Barton +12
Integrated femtosecond pulse and frequency comb sources are critical components for a wide range of applications. The leading approaches for on-chip pulse generation rely on mode l…
High-efficiency and broadband electro-optic frequency combs enabled by coupled micro-resonators
Yaowen Hu, Mengjie Yu, Brandon Buscaino +8
Developments in integrated photonics have led to stable, compact, and broadband comb generators that support a wide range of applications. Current on-chip comb generators, however,…
Integrated photonics on thin-film lithium niobate
Di Zhu, Linbo Shao, Mengjie Yu +12
Lithium niobate (LN), an outstanding and versatile material, has influenced our daily life for decades: from enabling high-speed optical communications that form the backbone of th…
Reconfigurable electro-optic frequency shifter
Yaowen Hu, Mengjie Yu, Di Zhu +7
Here we demonstrate an on-chip electro-optic frequency shifter that is precisely controlled using only a single-tone microwave signal. This is accomplished by engineering the densi…
Ultrabroadband Nonlinear Optics in Nanophotonic Periodically Poled Lithium Niobate Waveguides
Marc Jankowski, Carsten Langrock, Boris Desiatov +6
Quasi-phasematched interactions in waveguides with quadratic nonlinearities enable highly efficient nonlinear frequency conversion. In this article, we demonstrate the first genera…
High-dimensional frequency crystals and quantum walks in electro-optic microcombs
Christian Reimer, Yaowen Hu, Amirhassan Shams-Ansari +2
Synthetic optical structures have enabled studies of various physical processes and discoveries of new phenomena in a controllable manner. Past realizations, using for example coup…
Raman lasing and soliton modelocking in lithium-niobate microresonators
Mengjie Yu, Yoshitomo Okawachi, Rebecca Cheng +4
The recent advancement in lithium niobate on insulator (LNOI) technology is revolutionizing the optoelectronic industry as devices of higher performance, lower power consumption, a…
Electronically Programmable Photonic Molecule
Mian Zhang, Cheng Wang, Yaowen Hu +4
Physical systems with discrete energy levels are ubiquitous in nature and are fundamental building blocks of quantum technology. Realizing controllable artifcial atom- and molecule…
Monolithic photonic circuits for Kerr frequency comb generation, filtering and modulation
Cheng Wang, Mian Zhang, Rongrong Zhu +2
Microresonator Kerr frequency combs, which rely on third-order nonlinearity (), are of great interest for a wide range of applications including optical clocks, pulse shap…
Broadband electro-optic frequency comb generation in an integrated microring resonator
Mian Zhang, Brandon Buscaino, Cheng Wang +5
Optical frequency combs consist of equally spaced discrete optical frequency components and are essential tools for optical communications and for precision metrology, timing and s…
Monolithic Ultrahigh-Q Lithium Niobate Microring Resonator
Mian Zhang, Cheng Wang, Rebecca Cheng +2
We demonstrate an ultralow loss monolithic integrated lithium niobate photonic platform consisting of dry-etched subwavelength waveguides. We show microring resonators with a quali…
Nanophotonic Lithium Niobate Electro-optic Modulators
Cheng Wang, Mian Zhang, Brian Stern +2
Modern communication networks require high performance and scalable electro-optic modulators that convert electrical signals to optical signals at high speed. Existing lithium niob…