569 citations · 2.2k across the 17 of their papers we have counts for
17 papers
Resonant chiral effects in nonlinear dielectric metasurfaces
Kirill Koshelev, Yutao Tang, Zixian Hu +3
We study the resonant enhancement of linear and nonlinear chiroptical effects in asymmetric silicon metasurfaces supporting multipolar Mie resonances and quasi-bound states in the…
Phyllotaxis-inspired Nanosieves with Multiplexed Orbital Angular Momentum
Zhongwei Jin, David Janoschka, Junhong Deng +15
Nanophotonic platforms such as metasurfaces, achieving arbitrary phase profiles within ultrathin thickness, emerge as miniaturized, ultracompact and kaleidoscopic optical vortex ge…
Observation of Toroidal Pulses of Light
A. Zdagkas, Y. Shen, C. McDonnell +5
The transverse electromagnetic waves are major information and energy carriers. In 1996, Hellwarth and Nouchi theoretically identified a radically different, non-transverse type of…
A Dielectric Metasurface Optical Chip for the Generation of Cold Atoms
Lingxiao Zhu, Xuan Liu, Basudeb Sain +12
Compact and robust cold atom sources are increasingly important for quantum research, especially for transferring cutting-edge quantum science into practical applications. In this…
Full-color complex-amplitude vectorial holograms based on multi-freedom metasurfaces
Zi-Lan Deng, Mingke Jin, Xuan Ye +9
Phase, polarization, amplitude and frequency represent the basic dimensions of light, playing crucial roles for both fundamental light-mater interactions and all major optical appl…
Metasurface interferometry towards quantum sensors
Philip Georgi, Marcello Massaro, Kai-Hong Luo +7
Optical metasurfaces open new avenues for precise wavefront control of light for integrated quantum technology. Here, we demonstrate a hybrid integrated quantum photonic system tha…
Nonlinear metasurfaces governed by bound states in the continuum
Kirill Koshelev, Yutao Tang, Kingfai Li +3
Nonlinear nanostructured surfaces provide a paradigm shift in nonlinear optics with new ways to control and manipulate frequency conversion processes at the nanoscale, also offerin…
Cascaded Rotational Doppler Effect
Junhong Deng, King Fai Li, Wei Liu +1
We propose and substantiate experimentally the cascaded rotational Doppler effect for interactions of spinning objects with light carrying angular momentum. Based on the law of par…
Pressure-controlled Structural Symmetry Transition in Layered InSe
Huimin Su, Xuan Liu, Chengrong Wei +14
Structural symmetry of crystals plays important roles in physical properties of two-dimensional (2D) materials, particularly in the nonlinear optics regime. It has been a long-term…
Imaging through nonlinear metalens using second harmonic generation
Christian Schlickriede, Naomi Waterman, Bernhard Reineke +4
The abrupt phase change of light at metasurfaces provides high flexibility in wave manipulation without the need of accumulation of propagating phase through dispersive materials.…
Controlling light with nonlinear quasicrystal metasurfaces
Yutao Tang, Junhong Deng, King Fai Li +3
Metasurface, a kind of two-dimensional structured medium, represents a novel platform to manipulate the propagation of light at subwavelength scale. In linear optical regime, many…
Giant Enhancement of Third Harmonic Generation from Ge2Sb2Te5 based Fabry-Perot Cavity
Tun Cao, Kuan Liu, Yutao Tang +3
Third-order harmonic generation (THG) plays a vital role in microscopy, optical communications etc. Conventional methods of obtaining efficient THG in macroscopic crystal is alread…
Planar Cassegrain-type Schwarzschild Objective with Optical Metasurfaces
Xuan Liu, Junhong Deng, King Fai Li +6
Curved reflective mirrors play an indispensable role in widely-employed Cassegrain-type optics, which consequently are inevitably bulky, and thus neither integratable nor well exte…
Topological Flat Band and Parity-Time Symmetry in a Honeycomb Lattice of Coupled Resonant Optical Waveguides
Xue-Yi Zhu, Samit Kumar Gupta, Xiao-Chen Sun +6
Two-dimensional (2D) coupled resonant optical waveguide (CROW), exhibiting topological edge states, provides an efficient platform for designing integrated topological photonic dev…
Geometric Metasurface Fork Gratings for Vortex Beam Generation and Manipulation
Shumei Chen, Yuan Cai, Guixin Li +2
In recent years, optical vortex beams possessing orbital angular momentum have caught much attention due to their potential for high capacity optical communications. This capabilit…
Continuous phase control of nonlinear polarizability in harmonic generations
Guixin Li, Shumei Chen, Nitipat Pholchai +5
We prescribe a novel approach for continuously tailoring the local phase of the nonlinear polarizability which can lead to an arbitrary phase profile for harmonic generations. The…
Symmetry selective third harmonic generation from plasmonic metacrystals
Shumei Chen, Guixin Li, Franziska Zeuner +5
Nonlinear processes are often governed by selection rules imposed by the symmetries of the molecular configurations. The most well-known examples include the role of mirror symmetr…