80 citations · 364 across the 17 of their papers we have counts for
19 papers
Periodically poled lithium niobate with submicrometer periodicity using electric-field poling technique
Yuchen Zhang, Sanbing Li, Shengbo Song +9
A series of monocrystalline lithium niobate (LN) thin films on low-resistivity silicon (LNOS) substrates, with thicknesses ranging from micrometers down to tens of nanometers, were…
High-efficiency integrated laser on erbium-doped lithium niobate-on-insulator
Chunyu Zhang, Yuqi Zhang, Yiyang Zou +11
Lithium niobate on insulator (LNOI) combines the outstanding optical properties of lithium niobate (LN) with strong optical confinement, scalable fabrication and high-density integ…
Local perfect chirality at reflection-zeros away from exceptional points in optical whispering gallery microcavity
Junda Zhu, Haitao Liu, Fang Bo +3
Recently, a local and imperfect chirality of the resonant eigenmode at the exceptional point (EP) has been reported in the optical whispering gallery microcavity system perturbed b…
Construction of various time-dependent Hamiltonians on a single photonic chip
Rui Ye, Guangzhen Li, Shuai Wan +12
Integrated photonics provides an important platform for simulating physical models with high-performance chip-scale devices, where the lattice size and the time-dependence of a mod…
Self-locked broadband Raman-electro-optic microcomb
Shuai Wan, Pi-Yu Wang, Ming Li +6
Optical frequency combs (OFCs), composed of equally spaced frequency tones, have spurred advancements in communications, spectroscopy, precision measurement and fundamental physics…
Second-harmonic generation with a 440,000% W-1 conversion efficiency in a lithium niobate microcavity without periodic poling
Xiao Wu, Zhenzhong Hao, Li Zhang +6
Thin-film lithium niobate (TFLN) enables extremely high-efficiency second-order nonlinear optical effects due to large nonlinear coefficient d33 and strong optical field localizati…
High-efficiency edge couplers enabled by vertically tapering on lithium-niobate photonic chips
Di Jia, Qiang Luo, Chen Yang +7
In the past decade, photonic integrated circuits (PICs) based on thin-film lithium niobate (TFLN) have advanced in various fields, including optical communication, nonlinear photon…
Highly efficient on-chip erbium-ytterbium co-doped lithium niobate waveguide amplifiers
Yuqi Zhang, Qiang Luo, Dahuai Zheng +6
The ability to amplify optical signals is of paramount importance in photonic integrated circuits (PICs). Recently, lithium niobate on insulator (LNOI) has attracted increasing int…
Photorefraction-assisted self-emergence of dissipative Kerr solitons
Shuai Wan, Pi-Yu Wang, Rui Ma +7
Generated in high-Q optical microresonators, dissipative Kerr soliton microcombs constitute broadband optical frequency combs with chip sizes and repetition rates in the microwave…
Second harmonic and cascaded third harmonic generation in generalized quasi-periodic poled lithium niobate waveguides
Li Zhang, Xiao Wu, Zhenzhong Hao +5
Lithium niobate (LN) thin film has recently emerged as an important platform for nonlinear optical investigations for its large nonlinear coefficients and ability of ligh…
Imperfect chirality at exceptional points in optical whispering-gallery microcavities
Junda Zhu, Changqing Wang, Can Tao +6
Non-Hermitian systems have attracted considerable attention for their broad impacts on various physical platforms and peculiar applications. In non-Hermitian systems, both eigenval…
Integrated LNOI single-mode lasers by Vernier effect
Ru Zhang, Chen Yang, Zhenzhong Hao +10
Microcavity lasers based on erbium-doped lithium niobate on insulator (LNOI), which are key devices for LNOI integrated photonics, have attracted much attention recently. In this L…
On-chip erbium-doped lithium niobate waveguide amplifiers
Qiang Luo, Chen Yang, Zhenzhong Hao +6
Lithium niobate on insulator (LNOI), as an emerging and promising optical integration platform, faces shortages of on-chip active devices including lasers and amplifiers. Here, we…
Broadband highly efficient nonlinear optical processes in on-chip integrated lithium niobate microdisk resonators of Q-factor above 10^8
Renhong Gao, Haisu Zhang, Fang Bo +9
We demonstrated broadband highly efficient optical nonlinear processes in on-chip integrated lithium niobate (LN) microdisk resonators. The Q factors of the micro-resonators fabric…
On-chip erbium-doped lithium niobate microring lasers
Qiang Luo, Chen Yang, Ru Zhang +9
Lithium niobate on insulator (LNOI), regarded as an important candidate platform for optical integration due to its excellent nonlinear, electro-optic and other physical properties…
On-chip erbium-doped lithium niobate microdisk lasers
Qiang Luo, ZhenZhong Hao, Chen Yang +8
Erbium-doped lithium niobate high-Q microdisk cavities were fabricated in batches by UV exposure, inductively coupled plasma reactive ion etching and chemo-mechanical polishing. Th…
Highly-efficient second and third harmonic generation in a monocrystalline lithium niobate microresonator
Jintian Lin, Yao Ni, Zhenzhong Hao +10
Nonlinear optics in whispering-gallery-mode (WGM) microresonators have attracted much attention. Owing to strong confinement of the light in a small volume, a WGM microresonator ca…
High-Q microcavity enhanced optical properties of CuInS/ZnS colloidal quantum dots towards non-photodegradation
Yue Sun, Feilong Song, Chenjiang Qian +11
We report on a temporal evolution of photoluminescence (PL) spectroscopy of CuInS/ZnS colloidal quantum dots (QDs) by drop-casting on SiO/Si substrates and high quality…
Inverted-wedge silica resonators for controlled and stable coupling
Fang Bo, Steven He Huang, Sahin Kaya Ozdemir +3
Silica microresonators with an inverted-wedge shape were fabricated using conventional semiconductor fabrication methods. The measured quality factors of the resonators were greate…