94 citations · 326 across the 17 of their papers we have counts for
17 papers
Towards terahertz nanomechanics
Jiacheng Xie, Weifeng Wu, Mohan Shen +2
Advancing electromechanical resonators towards terahertz frequencies opens vast bandwidths for phononic signal processing. In quantum phononics, mechanical resonators at these freq…
A kilometer photonic link connecting superconducting circuits in two dilution refrigerators
Yiyu Zhou, Yufeng Wu, Chunzhen Li +4
Superconducting quantum processors are a leading platform for implementing practical quantum computation algorithms. Although superconducting quantum processors with hundreds of qu…
High-efficiency, cryogenic-compatible grating couplers on an AlN-on-sapphire platform through bottom-side coupling
Yiyu Zhou, Mohan Shen, Chunzhen Li +2
Sapphire is a commonly used substrate for wide-bandgap III-nitride photonic materials. However, its relatively high refractive index results in low transmission efficiency in grati…
Symmetric Second-Harmonic Generation in Sub-wavelength Periodically Poled Thin Film Lithium Niobate
Fengyan Yang, Juanjuan Lu, Mohan Shen +2
Second harmonic generation (SHG) extensively employs periodically poled nonlinear crystals through forward quasi-phase-matching to achieve efficient frequency conversion. As poling…
Non-contact excitation of multi-GHz lithium niobate electromechanical resonators
Danqing Wang, Jiacheng Xie, Yu Guo +2
The demand for high-performance electromechanical resonators is ever-growing across diverse applications, ranging from sensing and time-keeping to advanced communication devices. A…
Unveiling the Pockels Coefficient of Ferroelectric Nitride ScAlN
Guangcanlan Yang, Haochen Wang, Sai Mu +7
Nitride ferroelectrics have recently emerged as promising alternatives to oxide ferroelectrics due to their compatibility with mainstream semiconductor processing. ScAlN, in partic…
Sub-terahertz optomechanics
Jiacheng Xie, Mohan Shen, Hong X. Tang
We demonstrate optomechanics in the sub-terahertz regime. An optical racetrack resonator, patterned from thin-film lithium niobate, is suspended to support mechanical structures os…
Photonic link from single flux quantum circuits to room temperature
Mohan Shen, Jiacheng Xie, Yuntao Xu +5
Broadband, energy-efficient signal transfer between cryogenic and room-temperature environment has been a major bottleneck for superconducting quantum and classical logic circuits.…
Controlling single rare earth ion emission in an electro-optical nanocavity
Likai Yang, Sihao Wang, Mohan Shen +2
Rare earth emitters enable critical quantum resources including spin qubits, single photon sources, and quantum memories. Yet, probing of single ions remains challenging due to low…
Light-induced dynamic frequency shifting of microwave photons in a superconducting electro-optic converter
Yuntao Xu, Wei Fu, Yiyu Zhou +4
Hybrid superconducting-photonic microresonators are a promising platform for realizing microwave-to-optical transduction. However, the absorption of scattered photons by the superc…
Unveiling photon statistics with a 100-pixel photon-number-resolving detector
Risheng Cheng, Yiyu Zhou, Sihao Wang +3
Single-photon detectors are ubiquitous in quantum information science and quantum sensing. They are key enabling technologies for numerous scientific discoveries and fundamental te…
SmartCut Er:LiNbO3 with high optical coherence enabling optical thickness control
Sihao Wang, Likai Yang, Mohan Shen +5
Integrated photonics capable of incorporating rare earth ions with high optical coherence is desirable for realizing efficient quantum transducers, compact quantum memories, and hy…
Monolithic Kerr and electro-optic hybrid microcombs
Zheng Gong, Mohan Shen, Juanjuan Lu +2
Advances in microresonator-based soliton generation promise chip-scale integration of optical frequency comb for applications spanning from time keeping to frequency synthesis. Min…
Mitigating photorefractive effect in thin-filmlithium niobate microring resonators
Yuntao Xu, Mohan Shen, Juanjuan Lu +3
Thin-film lithium niobate is an attractive integrated photonics platform due to its low optical loss and favorable optical nonlinear and electro-optic properties. However, in appli…
Ground-state Pulsed Cavity Electro-optics for Microwave-to-optical Conversion
Wei Fu, Mingrui Xu, Xianwen Liu +9
In the development of quantum microwave-to-optical (MO) converters, excessive noise induced by the parametric optical drive remains a major challenge at milli-Kelvin temperatures.…
High-acoustic-index-contrast phononic circuits: numerical modeling
Wance Wang, Mohan Shen, Chang-Ling Zou +3
We numerically model key building blocks of a phononic integrated circuit that enable phonon routing in high-acoustic-index waveguides. Our particular focus is on Gallium Nitride-o…
Incorporation of erbium ions into thin-film lithium niobate integrated photonics
Sihao Wang, Likai Yang, Risheng Cheng +5
As an active material with favorable linear and nonlinear optical properties, thin-film lithium niobate has demonstrated its potential in integrated photonics. Integration with rar…