14 citations · 21 across the 11 of their papers we have counts for
7 papers · 1 filter
Lithium Niobate Surface-Acoustic-Wave Resonator for Very-High-Frequency Isolated Power Conversion
Liyang Jin, Zhiyang Cao, Zichen Xi +4
Piezoelectric devices offer a promising magnetic-free alternative for high-frequency power electronics, enabling compact energy transfer with inherent galvanic isolation. Here we d…
Cross-platform frequency-domain physical neural networks with identical models and parameters
Zichen Xi, Jun Ji, Liyang Jin +3
Frequency-domain physical neural networks (PNNs) have emerged as a promising analog computing paradigm, achieving a reduced number of devices, enhanced robustness, and high inferen…
Motional-Current-Sensing Method and Simplified Closed-Loop Control Strategy for Piezoelectric-Resonator-based DC-DC Converters
Zhiyang Cao, Linbo Shao, Liyan Zhu
Piezoelectric resonators (PRs) have been seen as a competitive alternative to magnetic components. In PR-based converters, the motional current (in the LC series branch of the equi…
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…
Magnet-Free Nonreciprocal frequency conversion using Sequential Temporal modulation: Theory and Simulations
Arya G. Pour, Jun Ji, Linbo Shao
Nonreciprocal conversion is essential for protecting sources and enabling unidirectional signal routing in photonic, phononic, electronics, and quantum systems, yet conventional im…
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…
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…