292 citations · 2.2k across the 17 of their papers we have counts for
17 papers
Adiabatic embedment of nanomechanical resonators in photonic microring cavities
Chi Xiong, Wolfram Pernice, Mo Li +2
We report a circuit cavity optomechanical system in which a nanomechanical resonator is adiabatically embedded inside an optical ring resonator with ultralow transition loss. The n…
Active silicon integrated nanophotonics: ferroelectric BaTiO3 devices
Chi Xiong, Wolfram H. P. Pernice, Joseph H. Ngai +5
The integration of complex oxides on silicon presents opportunities to extend and enhance silicon technology with novel electronic, magnetic, and photonic properties. Among these m…
High performance nanophotonic circuits based on partially buried horizontal slot waveguides
Chi Xiong, Wolfram H. P. Pernice, Mo Li +1
We present a novel platform to construct high-performance nanophotonic devices in low refractive index dielectric films at telecoms wavelengths. The formation of horizontal slots b…
Integrated GaN photonic circuits on silicon (100) for second harmonic generation
Chi Xiong, Wolfram Pernice, Kevin K. Ryu +4
We demonstrate second order optical nonlinearity in a silicon architecture through heterogeneous integration of single-crystalline gallium nitride (GaN) on silicon (100) substrates…
Photonic crystal dumbbell resonators in silicon and aluminum nitride integrated optical circuits
W. H. P. Pernice, Chi Xiong, H. X. Tang
Tight confinement of light in photonic cavities provides an efficient template for the realization of high optical intensity with strong field gradients. Here we present such a nan…
Low-loss, silicon integrated, aluminum nitride photonic circuits and their use for electro-optic signal processing
Chi Xiong, Wolfram H. P. Pernice, Hong X. Tang
Photonic miniaturization requires seamless integration of linear and nonlinear optical components to achieve passive and active functions simultaneously. Among the available materi…