487 citations · 646 across the 25 of their papers we have counts for
22 papers · 1 filter
High-performance thin-film lithium niobate Mach-Zehnder modulator on thick silica buffering layer
Xiaotian Xue, Yingdong Xu, Wenjun Ding +9
High-speed photonic integrated circuits leveraging the thin-film lithium niobate (TFLN) platform present a promising approach to address the burgeoning global data traffic demands.…
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…
Enhanced Second-Harmonic Generation in Thin-Film Lithium Niobate Circular Bragg Nanocavity
Zengya Li, Zhuoran Hu, Xiaona Ye +7
Second-order nonlinearity gives rise to many distinctive physical phenomena, e.g., second-harmonic generation, which plays an important role in fundamental science and various appl…
Subwavelength Photorefractive Grating in a Thin-Film Lithium Niobate Microcavity
Jiankun Hou, Jiefu Zhu, Ruixin Ma +9
Subwavelength gratings play a fundamental and pivotal role in numerous science and applications for wave manipulation, exhibiting distinctive features such as filtering, phase mani…
Enhanced Frequency Conversion in Parity-Time Symmetry Line
Jiankun Hou, Jiefu Zhu, Ruixin Ma +9
Non-Hermitian degeneracies reveal intriguing and non-trivial behaviors in open physical systems. Examples like Parity-Time (PT) symmetry breaking, topological encircling chirality,…
Observation of non-Hermitian antichiral edge currents
Rui Ye, Yanyan He, Guangzhen Li +8
Non-Hermitian topological photonics is of great interest in bridging topological matter with gain/dissipation engineering in optics. A key problem in this direction is the interpla…
Quasi-edge states and topological Bloch oscillation in the synthetic space
Xiaoxiong Wu, Luojia Wang, Guangzhen Li +6
In physics, synthetic dimensions trigger great interest to manipulate light in different ways, while in technology, lithium niobate shows important capability towards on-chip appli…
Observation of flat-band and band transition in the synthetic space
Guangzhen Li, Luojia Wang, Rui Ye +4
Constructions of synthetic lattices in photonics attract growingly attentions for exploring interesting physics beyond the geometric dimensionality, among which modulated ring reso…
Localization and delocalization of light in photonic moire lattices
Peng Wang, Yuanlin Zheng, Xianfeng Chen +5
Moire lattices consist of two identical periodic structures overlaid with a relative rotation angle. Present even in everyday life, moire lattices have been also produced, e.g., wi…
Slow and fast light enhanced light drag in a moving microcavity
Tian Qin, Jianfan Yang, Fangxing Zhang +7
Fizeau experiment, inspiring Einstein's special theory of relativity, reveals a small dragging effect of light inside a moving medium. Dispersion can enhance such light drag accord…
Passive thermal fine-tuning of whispering gallery mode for nonlinear optics in a microcavity
Yaming Feng, Yuanlin Zheng, Fangxing Zhang +3
Whispering gallery mode (WGM) microcavities strongly enhance nonlinear optical processes like optical frequency comb, Raman scattering and optomechanics, which nowadays enable cutt…
Weyl solitons in three-dimensional optical lattices
Ce Shang, Yuanlin Zheng, Boris A. Malomed
Weyl fermions are massless chiral quasiparticles existing in materials known as Weyl semimetals. Topological surface states, associated with the unusual electronic structure in the…
Observation of Gain Spiking and Nonlinear Beating of Optical Frequency Comb in a Microcavity
Yuanlin Zheng, Tian Qin, Jianfan Yang +3
Optical frequency combs are crucial for both fundamental science and applications demanding wide frequency spanning and ultra-precision resolutions. Recent advancements of nonlinea…
Surface enhanced nonlinear Cherenkov radiation in one-dimensional nonlinear photonic crystal
Xiaohui Zhao, Yuanlin Zheng, Huaijin Ren +3
We study the configuration of efficient nonlinear Cerenkov diffraction generated from a one-dimensional nonlinear photonic crystal surface, which underlies the incorporation of bot…
Enhancement of UV Second-Harmonic Radiation at Nonlinear Interfaces with Discontinuous Second-order Susceptibilities
Xiaohui Zhao, Yuanlin Zheng, Huaijin Ren +3
We investigate the generation of ultraviolet (UV) second-harmonic radiation on the boundary of a UV transparent crystal, which is derived from the automatic partial phase matching…
Second-harmonic focusing by nonlinear turbid medium via feedback-based wavefront shaping
Yanqi Qiao, Xianfeng Chen, Yajun Peng +1
Scattering has usually be considered as detrimental for optical focusing or imaging. Recently, more and more research has shown that strongly scattering materials can be utilized t…
Random laser action with coherent feedback via second-harmonic generation
Yanqi Qiao, Yuanlin Zheng, Zengyan Cai +1
The random laser action with coherent feedback by second-harmonic generation (SHG) was experimentally demonstrated in this paper. Compared with the conventional random laser action…
Optically Induced Transparency in a Micro-cavity
Yuanlin Zheng, Jianfan Yang, Zhenhua Shen +4
Electromagnetically induced transparency has the unique ability to optically control transparency windows with low light in atomic systems. However, its practical applications in q…
Metal-Free Flat Lens Using Negative Refraction by Nonlinear Four-wave Mixing
Jianjun Cao, Yuanlin Zheng, Yaming Feng +2
A perfect lens with unlimited resolution has always posed a challenge to both theoretical and experimental physicists. Recent developments in optical meta-materials promise an attr…
Time-reversed wave mixing in nonlinear optics
Yuanlin Zheng, Huaijin Ren, Wenjie Wan +1
Time-reversal symmetry is important to optics. In linear optics, a time-reversed process to laser emission enables total absorption of coherent light fields into an optical cavity…
Single domain wall effect on parametric processes via Cherenkov-type phase matching
Xuewei Deng, Huaijin Ren, Yuanlin Zheng +1
We report on important influence of single domain wall (DW) of electrically poled ferroelectric crystal on parametric processes via Cherenkov-type phase matching. It shows that the…
Significantly enhanced second order nonlinearity in domain walls of ferroelectrics
Xuewei Deng, Huaijin Ren, Yuanlin Zheng +2
Significantly enhanced second order nonlinearity resulting from local symmetry breaking in domain walls is reported. By this new giant nonlinearity, novel hexagonally, conically an…