7 papers
Resonance-enhanced integrated acousto-optic beam steering
Yue Yu, Qixuan Lin, Shucheng Fang +8
Optical beam steering is a key technology for free-space optical communication, sensing, and imaging. Mechanical beam steering systems suffer from limited scanning speed and bulky…
Nonlinear exceptional points in an integrated acoustic-wave oscillator for longwave infrared sensing
Linbo Shao, Zichen Xi, Zengyu Cen +8
Exceptional points (EP) featuring enhanced responsivity and rich dynamics have attracted extensive attentions in device developments and sensing applications. However, it remains d…
Microwave-acoustic-based isolated gate driver for power electronics
Liyang Jin, Zichen Xi, Joseph G. Thomas +6
Electrical isolation is critical to ensure safety and minimize electromagnetic interference (EMI), yet existing methods struggle to simultaneously transmit power and signals throug…
On-chip cavity electro-acoustics using lithium niobate phononic crystal resonators
Jun Ji, Joseph G. Thomas, Zichen Xi +7
Mechanical systems are pivotal in quantum technologies because of their long coherent time and versatile coupling to qubit systems. So far, the coherent and dynamic control of giga…
Low-loss phononic integrated circuits based on a silicon nitride-lithium niobate platform
Jun Ji, Joseph G Thomas, Zichen Xi +7
Microwave-frequency acoustic waves in solids have emerged as a versatile platform for both classical and quantum applications. While phononic integrated devices and circuits are be…
Room-temperature mid-infrared detection using metasurface-absorber-integrated phononic crystal oscillator
Zichen Xi, Zengyu Cen, Dongyao Wang +9
Mid-infrared (MIR) detectors find extensive applications in chemical sensing, spectroscopy, communications, biomedical diagnosis and space explorations. Alternative to semiconducto…